Merge branch 'eugenp:master' into master
This commit is contained in:
Ashish Gupta
GitHub
commit
031f6df8b0
@ -8,6 +8,9 @@ import java.util.PriorityQueue;
|
||||
import java.util.Queue;
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import java.util.stream.Collectors;
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||||
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||||
import lombok.extern.slf4j.Slf4j;
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||||
@Slf4j
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||||
public class RouteFinder<T extends GraphNode> {
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private final Graph<T> graph;
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private final Scorer<T> nextNodeScorer;
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@ -28,11 +31,11 @@ public class RouteFinder<T extends GraphNode> {
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openSet.add(start);
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||||
|
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while (!openSet.isEmpty()) {
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System.out.println("Open Set contains: " + openSet.stream().map(RouteNode::getCurrent).collect(Collectors.toSet()));
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log.debug("Open Set contains: " + openSet.stream().map(RouteNode::getCurrent).collect(Collectors.toSet()));
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RouteNode<T> next = openSet.poll();
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System.out.println("Looking at node: " + next);
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log.debug("Looking at node: " + next);
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if (next.getCurrent().equals(to)) {
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System.out.println("Found our destination!");
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log.debug("Found our destination!");
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List<T> route = new ArrayList<>();
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RouteNode<T> current = next;
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@ -41,7 +44,7 @@ public class RouteFinder<T extends GraphNode> {
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current = allNodes.get(current.getPrevious());
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} while (current != null);
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System.out.println("Route: " + route);
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log.debug("Route: " + route);
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return route;
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}
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@ -55,7 +58,7 @@ public class RouteFinder<T extends GraphNode> {
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nextNode.setRouteScore(newScore);
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nextNode.setEstimatedScore(newScore + targetScorer.computeCost(connection, to));
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openSet.add(nextNode);
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System.out.println("Found a better route to node: " + nextNode);
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log.debug("Found a better route to node: " + nextNode);
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}
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});
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}
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@ -1,5 +1,7 @@
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package com.baeldung.algorithms.astar.underground;
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import static org.assertj.core.api.Assertions.assertThat;
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import java.util.HashMap;
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import java.util.HashSet;
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import java.util.List;
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@ -10,9 +12,13 @@ import java.util.stream.Stream;
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import com.baeldung.algorithms.astar.Graph;
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import com.baeldung.algorithms.astar.RouteFinder;
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import lombok.extern.slf4j.Slf4j;
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import org.junit.Before;
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import org.junit.Test;
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@Slf4j
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public class RouteFinderIntegrationTest {
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private Graph<Station> underground;
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@ -637,7 +643,8 @@ public class RouteFinderIntegrationTest {
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@Test
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public void findRoute() {
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List<Station> route = routeFinder.findRoute(underground.getNode("74"), underground.getNode("7"));
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assertThat(route).size().isPositive();
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System.out.println(route.stream().map(Station::getName).collect(Collectors.toList()));
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route.stream().map(Station::getName).collect(Collectors.toList()).forEach(station -> log.debug(station));
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}
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}
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18
apache-kafka/README.md
Normal file
18
apache-kafka/README.md
Normal file
@ -0,0 +1,18 @@
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## Apache Kafka
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This module contains articles about Apache Kafka.
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### Relevant articles
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- [Kafka Streams vs Kafka Consumer](https://www.baeldung.com/java-kafka-streams-vs-kafka-consumer)
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- [Kafka Topic Creation Using Java](https://www.baeldung.com/kafka-topic-creation)
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- [Using Kafka MockConsumer](https://www.baeldung.com/kafka-mockconsumer)
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- [Using Kafka MockProducer](https://www.baeldung.com/kafka-mockproducer)
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- [Introduction to KafkaStreams in Java](https://www.baeldung.com/java-kafka-streams)
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- [Introduction to Kafka Connectors](https://www.baeldung.com/kafka-connectors-guide)
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- [Kafka Connect Example with MQTT and MongoDB](https://www.baeldung.com/kafka-connect-mqtt-mongodb)
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- [Building a Data Pipeline with Flink and Kafka](https://www.baeldung.com/kafka-flink-data-pipeline)
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- [Exactly Once Processing in Kafka with Java](https://www.baeldung.com/kafka-exactly-once)
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##### Building the project
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You can build the project from the command line using: *mvn clean install*, or in an IDE.
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180
apache-kafka/pom.xml
Normal file
180
apache-kafka/pom.xml
Normal file
@ -0,0 +1,180 @@
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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||||
<artifactId>apache-kafka</artifactId>
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<name>apache-kafka</name>
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||||
<parent>
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||||
<groupId>com.baeldung</groupId>
|
||||
<artifactId>parent-modules</artifactId>
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||||
<version>1.0.0-SNAPSHOT</version>
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||||
</parent>
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||||
|
||||
<dependencies>
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<dependency>
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||||
<groupId>org.apache.kafka</groupId>
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||||
<artifactId>kafka-clients</artifactId>
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<version>${kafka.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.kafka</groupId>
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<artifactId>kafka-streams</artifactId>
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<version>${kafka.version}</version>
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</dependency>
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<dependency>
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<groupId>org.slf4j</groupId>
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||||
<artifactId>slf4j-api</artifactId>
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||||
<version>${org.slf4j.version}</version>
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||||
</dependency>
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||||
<dependency>
|
||||
<groupId>org.slf4j</groupId>
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||||
<artifactId>slf4j-log4j12</artifactId>
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<version>${org.slf4j.version}</version>
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</dependency>
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<dependency>
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<groupId>org.apache.flink</groupId>
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<artifactId>flink-connector-kafka-0.11_2.11</artifactId>
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<version>${flink.version}</version>
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||||
</dependency>
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||||
<dependency>
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||||
<groupId>org.apache.flink</groupId>
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<artifactId>flink-streaming-java_2.11</artifactId>
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||||
<version>${flink.version}</version>
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||||
</dependency>
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||||
<dependency>
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||||
<groupId>org.apache.flink</groupId>
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<artifactId>flink-core</artifactId>
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||||
<version>${flink.version}</version>
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||||
<exclusions>
|
||||
<exclusion>
|
||||
<artifactId>commons-logging</artifactId>
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||||
<groupId>commons-logging</groupId>
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||||
</exclusion>
|
||||
</exclusions>
|
||||
</dependency>
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||||
<dependency>
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||||
<groupId>org.apache.flink</groupId>
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||||
<artifactId>flink-java</artifactId>
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||||
<version>${flink.version}</version>
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||||
<exclusions>
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||||
<exclusion>
|
||||
<artifactId>commons-logging</artifactId>
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||||
<groupId>commons-logging</groupId>
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||||
</exclusion>
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||||
</exclusions>
|
||||
</dependency>
|
||||
<dependency>
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||||
<groupId>org.apache.flink</groupId>
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||||
<artifactId>flink-test-utils_2.11</artifactId>
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||||
<version>${flink.version}</version>
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||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.google.guava</groupId>
|
||||
<artifactId>guava</artifactId>
|
||||
<version>${guava.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.awaitility</groupId>
|
||||
<artifactId>awaitility</artifactId>
|
||||
<version>${awaitility.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.awaitility</groupId>
|
||||
<artifactId>awaitility-proxy</artifactId>
|
||||
<version>${awaitility.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.fasterxml.jackson.datatype</groupId>
|
||||
<artifactId>jackson-datatype-jsr310</artifactId>
|
||||
<version>${jackson.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.fasterxml.jackson.core</groupId>
|
||||
<artifactId>jackson-databind</artifactId>
|
||||
<version>${jackson.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.assertj</groupId>
|
||||
<artifactId>assertj-core</artifactId>
|
||||
<version>${assertj.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.testcontainers</groupId>
|
||||
<artifactId>kafka</artifactId>
|
||||
<version>${testcontainers-kafka.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.testcontainers</groupId>
|
||||
<artifactId>junit-jupiter</artifactId>
|
||||
<version>${testcontainers-jupiter.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
|
||||
<artifactId>spark-core_2.11</artifactId>
|
||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
<scope>provided</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
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||||
<artifactId>spark-sql_2.11</artifactId>
|
||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
<scope>provided</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
|
||||
<artifactId>spark-graphx_2.11</artifactId>
|
||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
<scope>provided</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
|
||||
<artifactId>spark-streaming_2.11</artifactId>
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||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
<scope>provided</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
|
||||
<artifactId>spark-mllib_2.11</artifactId>
|
||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
<scope>provided</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.spark</groupId>
|
||||
<artifactId>spark-streaming-kafka-0-10_2.11</artifactId>
|
||||
<version>${org.apache.spark.spark-core.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.datastax.spark</groupId>
|
||||
<artifactId>spark-cassandra-connector_2.11</artifactId>
|
||||
<version>${com.datastax.spark.spark-cassandra-connector.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.datastax.spark</groupId>
|
||||
<artifactId>spark-cassandra-connector-java_2.11</artifactId>
|
||||
<version>${com.datastax.spark.spark-cassandra-connector-java.version}</version>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
|
||||
<properties>
|
||||
<assertj.version>3.6.2</assertj.version>
|
||||
<kafka.version>2.8.0</kafka.version>
|
||||
<testcontainers-kafka.version>1.15.3</testcontainers-kafka.version>
|
||||
<testcontainers-jupiter.version>1.15.3</testcontainers-jupiter.version>
|
||||
<flink.version>1.5.0</flink.version>
|
||||
<awaitility.version>3.0.0</awaitility.version>
|
||||
<guava.version>29.0-jre</guava.version>
|
||||
<org.apache.spark.spark-core.version>2.4.8</org.apache.spark.spark-core.version>
|
||||
<graphframes.version>0.8.1-spark3.0-s_2.12</graphframes.version>
|
||||
<com.datastax.spark.spark-cassandra-connector.version>2.5.2</com.datastax.spark.spark-cassandra-connector.version>
|
||||
<com.datastax.spark.spark-cassandra-connector-java.version>1.6.0-M1</com.datastax.spark.spark-cassandra-connector-java.version>
|
||||
</properties>
|
||||
|
||||
</project>
|
||||
@ -0,0 +1,70 @@
|
||||
package com.baeldung.flink;
|
||||
|
||||
import com.baeldung.flink.model.Backup;
|
||||
import com.baeldung.flink.model.InputMessage;
|
||||
import com.baeldung.flink.operator.BackupAggregator;
|
||||
import com.baeldung.flink.operator.InputMessageTimestampAssigner;
|
||||
import com.baeldung.flink.operator.WordsCapitalizer;
|
||||
import org.apache.flink.streaming.api.TimeCharacteristic;
|
||||
import org.apache.flink.streaming.api.datastream.DataStream;
|
||||
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
|
||||
import org.apache.flink.streaming.api.windowing.time.Time;
|
||||
import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer011;
|
||||
import org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer011;
|
||||
|
||||
import static com.baeldung.flink.connector.Consumers.*;
|
||||
import static com.baeldung.flink.connector.Producers.*;
|
||||
|
||||
public class FlinkDataPipeline {
|
||||
|
||||
public static void capitalize() throws Exception {
|
||||
String inputTopic = "flink_input";
|
||||
String outputTopic = "flink_output";
|
||||
String consumerGroup = "baeldung";
|
||||
String address = "localhost:9092";
|
||||
|
||||
StreamExecutionEnvironment environment = StreamExecutionEnvironment.getExecutionEnvironment();
|
||||
|
||||
FlinkKafkaConsumer011<String> flinkKafkaConsumer = createStringConsumerForTopic(inputTopic, address, consumerGroup);
|
||||
flinkKafkaConsumer.setStartFromEarliest();
|
||||
|
||||
DataStream<String> stringInputStream = environment.addSource(flinkKafkaConsumer);
|
||||
|
||||
FlinkKafkaProducer011<String> flinkKafkaProducer = createStringProducer(outputTopic, address);
|
||||
|
||||
stringInputStream.map(new WordsCapitalizer())
|
||||
.addSink(flinkKafkaProducer);
|
||||
|
||||
environment.execute();
|
||||
}
|
||||
|
||||
public static void createBackup() throws Exception {
|
||||
String inputTopic = "flink_input";
|
||||
String outputTopic = "flink_output";
|
||||
String consumerGroup = "baeldung";
|
||||
String kafkaAddress = "localhost:9092";
|
||||
|
||||
StreamExecutionEnvironment environment = StreamExecutionEnvironment.getExecutionEnvironment();
|
||||
|
||||
environment.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
|
||||
|
||||
FlinkKafkaConsumer011<InputMessage> flinkKafkaConsumer = createInputMessageConsumer(inputTopic, kafkaAddress, consumerGroup);
|
||||
flinkKafkaConsumer.setStartFromEarliest();
|
||||
|
||||
flinkKafkaConsumer.assignTimestampsAndWatermarks(new InputMessageTimestampAssigner());
|
||||
FlinkKafkaProducer011<Backup> flinkKafkaProducer = createBackupProducer(outputTopic, kafkaAddress);
|
||||
|
||||
DataStream<InputMessage> inputMessagesStream = environment.addSource(flinkKafkaConsumer);
|
||||
|
||||
inputMessagesStream.timeWindowAll(Time.hours(24))
|
||||
.aggregate(new BackupAggregator())
|
||||
.addSink(flinkKafkaProducer);
|
||||
|
||||
environment.execute();
|
||||
}
|
||||
|
||||
public static void main(String[] args) throws Exception {
|
||||
createBackup();
|
||||
}
|
||||
|
||||
}
|
||||
@ -9,23 +9,20 @@ import java.util.Properties;
|
||||
|
||||
public class Consumers {
|
||||
|
||||
public static FlinkKafkaConsumer011<String> createStringConsumerForTopic(
|
||||
String topic, String kafkaAddress, String kafkaGroup ) {
|
||||
Properties props = new Properties();
|
||||
props.setProperty("bootstrap.servers", kafkaAddress);
|
||||
props.setProperty("group.id",kafkaGroup);
|
||||
FlinkKafkaConsumer011<String> consumer =
|
||||
new FlinkKafkaConsumer011<>(topic, new SimpleStringSchema(),props);
|
||||
public static FlinkKafkaConsumer011<String> createStringConsumerForTopic(String topic, String kafkaAddress, String kafkaGroup) {
|
||||
Properties props = new Properties();
|
||||
props.setProperty("bootstrap.servers", kafkaAddress);
|
||||
props.setProperty("group.id", kafkaGroup);
|
||||
FlinkKafkaConsumer011<String> consumer = new FlinkKafkaConsumer011<>(topic, new SimpleStringSchema(), props);
|
||||
|
||||
return consumer;
|
||||
}
|
||||
return consumer;
|
||||
}
|
||||
|
||||
public static FlinkKafkaConsumer011<InputMessage> createInputMessageConsumer(String topic, String kafkaAddress, String kafkaGroup ) {
|
||||
public static FlinkKafkaConsumer011<InputMessage> createInputMessageConsumer(String topic, String kafkaAddress, String kafkaGroup) {
|
||||
Properties properties = new Properties();
|
||||
properties.setProperty("bootstrap.servers", kafkaAddress);
|
||||
properties.setProperty("group.id",kafkaGroup);
|
||||
FlinkKafkaConsumer011<InputMessage> consumer = new FlinkKafkaConsumer011<InputMessage>(
|
||||
topic, new InputMessageDeserializationSchema(),properties);
|
||||
properties.setProperty("group.id", kafkaGroup);
|
||||
FlinkKafkaConsumer011<InputMessage> consumer = new FlinkKafkaConsumer011<InputMessage>(topic, new InputMessageDeserializationSchema(), properties);
|
||||
|
||||
return consumer;
|
||||
}
|
||||
@ -18,6 +18,7 @@ public class InputMessage {
|
||||
public String getSender() {
|
||||
return sender;
|
||||
}
|
||||
|
||||
public void setSender(String sender) {
|
||||
this.sender = sender;
|
||||
}
|
||||
@ -55,12 +56,14 @@ public class InputMessage {
|
||||
|
||||
@Override
|
||||
public boolean equals(Object o) {
|
||||
if (this == o) return true;
|
||||
if (o == null || getClass() != o.getClass()) return false;
|
||||
if (this == o)
|
||||
return true;
|
||||
if (o == null || getClass() != o.getClass())
|
||||
return false;
|
||||
InputMessage message1 = (InputMessage) o;
|
||||
return Objects.equal(sender, message1.sender) &&
|
||||
Objects.equal(recipient, message1.recipient) &&
|
||||
Objects.equal(sentAt, message1.sentAt) &&
|
||||
return Objects.equal(sender, message1.sender) &&
|
||||
Objects.equal(recipient, message1.recipient) &&
|
||||
Objects.equal(sentAt, message1.sentAt) &&
|
||||
Objects.equal(message, message1.message);
|
||||
}
|
||||
|
||||
@ -0,0 +1,34 @@
|
||||
package com.baeldung.flink.operator;
|
||||
|
||||
import com.baeldung.flink.model.Backup;
|
||||
import com.baeldung.flink.model.InputMessage;
|
||||
import org.apache.flink.api.common.functions.AggregateFunction;
|
||||
|
||||
import java.time.LocalDateTime;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
public class BackupAggregator implements AggregateFunction<InputMessage, List<InputMessage>, Backup> {
|
||||
@Override
|
||||
public List<InputMessage> createAccumulator() {
|
||||
return new ArrayList<>();
|
||||
}
|
||||
|
||||
@Override
|
||||
public List<InputMessage> add(InputMessage inputMessage, List<InputMessage> inputMessages) {
|
||||
inputMessages.add(inputMessage);
|
||||
return inputMessages;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Backup getResult(List<InputMessage> inputMessages) {
|
||||
Backup backup = new Backup(inputMessages, LocalDateTime.now());
|
||||
return backup;
|
||||
}
|
||||
|
||||
@Override
|
||||
public List<InputMessage> merge(List<InputMessage> inputMessages, List<InputMessage> acc1) {
|
||||
inputMessages.addAll(acc1);
|
||||
return inputMessages;
|
||||
}
|
||||
}
|
||||
@ -12,7 +12,9 @@ public class InputMessageTimestampAssigner implements AssignerWithPunctuatedWate
|
||||
@Override
|
||||
public long extractTimestamp(InputMessage element, long previousElementTimestamp) {
|
||||
ZoneId zoneId = ZoneId.systemDefault();
|
||||
return element.getSentAt().atZone(zoneId).toEpochSecond() * 1000;
|
||||
return element.getSentAt()
|
||||
.atZone(zoneId)
|
||||
.toEpochSecond() * 1000;
|
||||
}
|
||||
|
||||
@Nullable
|
||||
@ -9,8 +9,7 @@ import org.apache.flink.api.common.serialization.SerializationSchema;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
public class BackupSerializationSchema
|
||||
implements SerializationSchema<Backup> {
|
||||
public class BackupSerializationSchema implements SerializationSchema<Backup> {
|
||||
|
||||
static ObjectMapper objectMapper = new ObjectMapper().registerModule(new JavaTimeModule());
|
||||
|
||||
@ -18,7 +17,7 @@ public class BackupSerializationSchema
|
||||
|
||||
@Override
|
||||
public byte[] serialize(Backup backupMessage) {
|
||||
if(objectMapper == null) {
|
||||
if (objectMapper == null) {
|
||||
objectMapper.setVisibility(PropertyAccessor.FIELD, JsonAutoDetect.Visibility.ANY);
|
||||
objectMapper = new ObjectMapper().registerModule(new JavaTimeModule());
|
||||
}
|
||||
@ -8,12 +8,10 @@ import org.apache.flink.api.common.typeinfo.TypeInformation;
|
||||
|
||||
import java.io.IOException;
|
||||
|
||||
public class InputMessageDeserializationSchema implements
|
||||
DeserializationSchema<InputMessage> {
|
||||
public class InputMessageDeserializationSchema implements DeserializationSchema<InputMessage> {
|
||||
|
||||
static ObjectMapper objectMapper = new ObjectMapper().registerModule(new JavaTimeModule());
|
||||
|
||||
|
||||
@Override
|
||||
public InputMessage deserialize(byte[] bytes) throws IOException {
|
||||
|
||||
@ -27,11 +27,11 @@ public class KafkaTopicApplication {
|
||||
short replicationFactor = 1;
|
||||
NewTopic newTopic = new NewTopic(topicName, partitions, replicationFactor);
|
||||
|
||||
CreateTopicsResult result = admin.createTopics(
|
||||
Collections.singleton(newTopic));
|
||||
CreateTopicsResult result = admin.createTopics(Collections.singleton(newTopic));
|
||||
|
||||
// get the async result for the new topic creation
|
||||
KafkaFuture<Void> future = result.values().get(topicName);
|
||||
KafkaFuture<Void> future = result.values()
|
||||
.get(topicName);
|
||||
|
||||
// call get() to block until topic creation has completed or failed
|
||||
future.get();
|
||||
@ -47,15 +47,13 @@ public class KafkaTopicApplication {
|
||||
short replicationFactor = 1;
|
||||
NewTopic newTopic = new NewTopic(topicName, partitions, replicationFactor);
|
||||
|
||||
CreateTopicsOptions topicOptions = new CreateTopicsOptions()
|
||||
.validateOnly(true)
|
||||
.retryOnQuotaViolation(true);
|
||||
CreateTopicsOptions topicOptions = new CreateTopicsOptions().validateOnly(true)
|
||||
.retryOnQuotaViolation(true);
|
||||
|
||||
CreateTopicsResult result = admin.createTopics(
|
||||
Collections.singleton(newTopic), topicOptions
|
||||
);
|
||||
CreateTopicsResult result = admin.createTopics(Collections.singleton(newTopic), topicOptions);
|
||||
|
||||
KafkaFuture<Void> future = result.values().get(topicName);
|
||||
KafkaFuture<Void> future = result.values()
|
||||
.get(topicName);
|
||||
future.get();
|
||||
}
|
||||
}
|
||||
@ -72,14 +70,12 @@ public class KafkaTopicApplication {
|
||||
Map<String, String> newTopicConfig = new HashMap<>();
|
||||
newTopicConfig.put(TopicConfig.CLEANUP_POLICY_CONFIG, TopicConfig.CLEANUP_POLICY_COMPACT);
|
||||
newTopicConfig.put(TopicConfig.COMPRESSION_TYPE_CONFIG, "lz4");
|
||||
NewTopic newTopic = new NewTopic(topicName, partitions, replicationFactor)
|
||||
.configs(newTopicConfig);
|
||||
NewTopic newTopic = new NewTopic(topicName, partitions, replicationFactor).configs(newTopicConfig);
|
||||
|
||||
CreateTopicsResult result = admin.createTopics(
|
||||
Collections.singleton(newTopic)
|
||||
);
|
||||
CreateTopicsResult result = admin.createTopics(Collections.singleton(newTopic));
|
||||
|
||||
KafkaFuture<Void> future = result.values().get(topicName);
|
||||
KafkaFuture<Void> future = result.values()
|
||||
.get(topicName);
|
||||
future.get();
|
||||
}
|
||||
}
|
||||
@ -19,9 +19,7 @@ public class CountryPopulationConsumer {
|
||||
private java.util.function.Consumer<Throwable> exceptionConsumer;
|
||||
private java.util.function.Consumer<CountryPopulation> countryPopulationConsumer;
|
||||
|
||||
public CountryPopulationConsumer(
|
||||
Consumer<String, Integer> consumer, java.util.function.Consumer<Throwable> exceptionConsumer,
|
||||
java.util.function.Consumer<CountryPopulation> countryPopulationConsumer) {
|
||||
public CountryPopulationConsumer(Consumer<String, Integer> consumer, java.util.function.Consumer<Throwable> exceptionConsumer, java.util.function.Consumer<CountryPopulation> countryPopulationConsumer) {
|
||||
this.consumer = consumer;
|
||||
this.exceptionConsumer = exceptionConsumer;
|
||||
this.countryPopulationConsumer = countryPopulationConsumer;
|
||||
@ -1,4 +1,4 @@
|
||||
package com.baeldung.kafka;
|
||||
package com.baeldung.kafka.exactlyonce;
|
||||
|
||||
import org.apache.kafka.clients.producer.KafkaProducer;
|
||||
import org.apache.kafka.clients.producer.ProducerRecord;
|
||||
@ -24,16 +24,16 @@ public class TransactionalMessageProducer {
|
||||
|
||||
producer.initTransactions();
|
||||
|
||||
try{
|
||||
try {
|
||||
|
||||
producer.beginTransaction();
|
||||
|
||||
Stream.of(DATA_MESSAGE_1, DATA_MESSAGE_2).forEach(s -> producer.send(
|
||||
new ProducerRecord<String, String>("input", null, s)));
|
||||
Stream.of(DATA_MESSAGE_1, DATA_MESSAGE_2)
|
||||
.forEach(s -> producer.send(new ProducerRecord<String, String>("input", null, s)));
|
||||
|
||||
producer.commitTransaction();
|
||||
|
||||
}catch (KafkaException e){
|
||||
} catch (KafkaException e) {
|
||||
|
||||
producer.abortTransaction();
|
||||
|
||||
@ -1,4 +1,4 @@
|
||||
package com.baeldung.kafka;
|
||||
package com.baeldung.kafka.exactlyonce;
|
||||
|
||||
import org.apache.kafka.clients.consumer.ConsumerRecord;
|
||||
import org.apache.kafka.clients.consumer.ConsumerRecords;
|
||||
@ -43,10 +43,11 @@ public class TransactionalWordCount {
|
||||
ConsumerRecords<String, String> records = consumer.poll(ofSeconds(60));
|
||||
|
||||
Map<String, Integer> wordCountMap = records.records(new TopicPartition(INPUT_TOPIC, 0))
|
||||
.stream()
|
||||
.flatMap(record -> Stream.of(record.value().split(" ")))
|
||||
.map(word -> Tuple.of(word, 1))
|
||||
.collect(Collectors.toMap(tuple -> tuple.getKey(), t1 -> t1.getValue(), (v1, v2) -> v1 + v2));
|
||||
.stream()
|
||||
.flatMap(record -> Stream.of(record.value()
|
||||
.split(" ")))
|
||||
.map(word -> Tuple.of(word, 1))
|
||||
.collect(Collectors.toMap(tuple -> tuple.getKey(), t1 -> t1.getValue(), (v1, v2) -> v1 + v2));
|
||||
|
||||
producer.beginTransaction();
|
||||
|
||||
@ -56,7 +57,8 @@ public class TransactionalWordCount {
|
||||
|
||||
for (TopicPartition partition : records.partitions()) {
|
||||
List<ConsumerRecord<String, String>> partitionedRecords = records.records(partition);
|
||||
long offset = partitionedRecords.get(partitionedRecords.size() - 1).offset();
|
||||
long offset = partitionedRecords.get(partitionedRecords.size() - 1)
|
||||
.offset();
|
||||
|
||||
offsetsToCommit.put(partition, new OffsetAndMetadata(offset + 1));
|
||||
}
|
||||
@ -72,7 +74,6 @@ public class TransactionalWordCount {
|
||||
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
|
||||
private static KafkaConsumer<String, String> createKafkaConsumer() {
|
||||
@ -1,4 +1,4 @@
|
||||
package com.baeldung.kafka;
|
||||
package com.baeldung.kafka.exactlyonce;
|
||||
|
||||
public class Tuple {
|
||||
|
||||
@ -10,8 +10,8 @@ public class Tuple {
|
||||
this.value = value;
|
||||
}
|
||||
|
||||
public static Tuple of(String key, Integer value){
|
||||
return new Tuple(key,value);
|
||||
public static Tuple of(String key, Integer value) {
|
||||
return new Tuple(key, value);
|
||||
}
|
||||
|
||||
public String getKey() {
|
||||
@ -15,8 +15,7 @@ public class KafkaProducer {
|
||||
}
|
||||
|
||||
public Future<RecordMetadata> send(String key, String value) {
|
||||
ProducerRecord record = new ProducerRecord("topic_sports_news",
|
||||
key, value);
|
||||
ProducerRecord record = new ProducerRecord("topic_sports_news", key, value);
|
||||
return producer.send(record);
|
||||
}
|
||||
|
||||
@ -36,5 +35,4 @@ public class KafkaProducer {
|
||||
producer.commitTransaction();
|
||||
}
|
||||
|
||||
|
||||
}
|
||||
@ -1,4 +1,4 @@
|
||||
package com.baeldung.kafka.streams;
|
||||
package com.baeldung.kafka.streamsvsconsumer;
|
||||
|
||||
import org.apache.kafka.clients.consumer.ConsumerConfig;
|
||||
import org.apache.kafka.clients.producer.KafkaProducer;
|
||||
@ -1,61 +1,78 @@
|
||||
package com.baeldung.kafkastreams;
|
||||
|
||||
import org.apache.kafka.clients.consumer.ConsumerConfig;
|
||||
import org.apache.kafka.common.serialization.Serde;
|
||||
import org.apache.kafka.common.serialization.Serdes;
|
||||
import org.apache.kafka.streams.KafkaStreams;
|
||||
import org.apache.kafka.streams.StreamsConfig;
|
||||
import org.apache.kafka.streams.kstream.KStream;
|
||||
import org.apache.kafka.streams.kstream.KStreamBuilder;
|
||||
import org.apache.kafka.streams.kstream.KTable;
|
||||
import org.apache.kafka.test.TestUtils;
|
||||
import org.junit.Ignore;
|
||||
import org.junit.Test;
|
||||
|
||||
import java.io.IOException;
|
||||
import java.io.UncheckedIOException;
|
||||
import java.nio.file.Files;
|
||||
import java.nio.file.Path;
|
||||
import java.util.Arrays;
|
||||
import java.util.Properties;
|
||||
import java.util.regex.Pattern;
|
||||
|
||||
import org.apache.kafka.clients.consumer.ConsumerConfig;
|
||||
import org.apache.kafka.common.serialization.Serdes;
|
||||
import org.apache.kafka.streams.KafkaStreams;
|
||||
import org.apache.kafka.streams.StreamsBuilder;
|
||||
import org.apache.kafka.streams.StreamsConfig;
|
||||
import org.apache.kafka.streams.Topology;
|
||||
import org.apache.kafka.streams.kstream.KStream;
|
||||
import org.apache.kafka.streams.kstream.KTable;
|
||||
import org.apache.kafka.streams.kstream.Produced;
|
||||
import org.junit.Ignore;
|
||||
import org.junit.Test;
|
||||
|
||||
public class KafkaStreamsLiveTest {
|
||||
private String bootstrapServers = "localhost:9092";
|
||||
private Path stateDirectory;
|
||||
|
||||
@Test
|
||||
@Ignore("it needs to have kafka broker running on local")
|
||||
public void shouldTestKafkaStreams() throws InterruptedException {
|
||||
//given
|
||||
// given
|
||||
String inputTopic = "inputTopic";
|
||||
|
||||
Properties streamsConfiguration = new Properties();
|
||||
streamsConfiguration.put(StreamsConfig.APPLICATION_ID_CONFIG, "wordcount-live-test");
|
||||
streamsConfiguration.put(StreamsConfig.BOOTSTRAP_SERVERS_CONFIG, bootstrapServers);
|
||||
streamsConfiguration.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String().getClass().getName());
|
||||
streamsConfiguration.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, Serdes.String().getClass().getName());
|
||||
streamsConfiguration.put(StreamsConfig.DEFAULT_KEY_SERDE_CLASS_CONFIG, Serdes.String()
|
||||
.getClass()
|
||||
.getName());
|
||||
streamsConfiguration.put(StreamsConfig.DEFAULT_VALUE_SERDE_CLASS_CONFIG, Serdes.String()
|
||||
.getClass()
|
||||
.getName());
|
||||
streamsConfiguration.put(StreamsConfig.COMMIT_INTERVAL_MS_CONFIG, 1000);
|
||||
streamsConfiguration.put(ConsumerConfig.AUTO_OFFSET_RESET_CONFIG, "earliest");
|
||||
|
||||
// Use a temporary directory for storing state, which will be automatically removed after the test.
|
||||
streamsConfiguration.put(StreamsConfig.STATE_DIR_CONFIG, TestUtils.tempDirectory().getAbsolutePath());
|
||||
try {
|
||||
this.stateDirectory = Files.createTempDirectory("kafka-streams");
|
||||
streamsConfiguration.put(StreamsConfig.STATE_DIR_CONFIG, this.stateDirectory.toAbsolutePath()
|
||||
.toString());
|
||||
} catch (final IOException e) {
|
||||
throw new UncheckedIOException("Cannot create temporary directory", e);
|
||||
}
|
||||
|
||||
//when
|
||||
KStreamBuilder builder = new KStreamBuilder();
|
||||
// when
|
||||
final StreamsBuilder builder = new StreamsBuilder();
|
||||
KStream<String, String> textLines = builder.stream(inputTopic);
|
||||
Pattern pattern = Pattern.compile("\\W+", Pattern.UNICODE_CHARACTER_CLASS);
|
||||
|
||||
KTable<String, Long> wordCounts = textLines
|
||||
.flatMapValues(value -> Arrays.asList(pattern.split(value.toLowerCase())))
|
||||
.groupBy((key, word) -> word)
|
||||
.count();
|
||||
KTable<String, Long> wordCounts = textLines.flatMapValues(value -> Arrays.asList(pattern.split(value.toLowerCase())))
|
||||
.groupBy((key, word) -> word)
|
||||
.count();
|
||||
|
||||
wordCounts.foreach((word, count) -> System.out.println("word: " + word + " -> " + count));
|
||||
wordCounts.toStream()
|
||||
.foreach((word, count) -> System.out.println("word: " + word + " -> " + count));
|
||||
|
||||
String outputTopic = "outputTopic";
|
||||
final Serde<String> stringSerde = Serdes.String();
|
||||
final Serde<Long> longSerde = Serdes.Long();
|
||||
wordCounts.to(stringSerde, longSerde, outputTopic);
|
||||
|
||||
KafkaStreams streams = new KafkaStreams(builder, streamsConfiguration);
|
||||
wordCounts.toStream()
|
||||
.to(outputTopic, Produced.with(Serdes.String(), Serdes.Long()));
|
||||
|
||||
final Topology topology = builder.build();
|
||||
KafkaStreams streams = new KafkaStreams(topology, streamsConfiguration);
|
||||
streams.start();
|
||||
|
||||
//then
|
||||
// then
|
||||
Thread.sleep(30000);
|
||||
streams.close();
|
||||
}
|
||||
@ -1,48 +1,53 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project xmlns="http://maven.apache.org/POM/4.0.0"
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
|
||||
<modelVersion>4.0.0</modelVersion>
|
||||
<artifactId>core-java-16</artifactId>
|
||||
<version>0.1.0-SNAPSHOT</version>
|
||||
<name>core-java-16</name>
|
||||
<packaging>jar</packaging>
|
||||
<url>http://maven.apache.org</url>
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
|
||||
<modelVersion>4.0.0</modelVersion>
|
||||
<artifactId>core-java-16</artifactId>
|
||||
<version>0.1.0-SNAPSHOT</version>
|
||||
<name>core-java-16</name>
|
||||
<packaging>jar</packaging>
|
||||
<url>http://maven.apache.org</url>
|
||||
|
||||
<parent>
|
||||
<groupId>com.baeldung</groupId>
|
||||
<artifactId>parent-modules</artifactId>
|
||||
<version>1.0.0-SNAPSHOT</version>
|
||||
<relativePath>../../</relativePath>
|
||||
</parent>
|
||||
<parent>
|
||||
<groupId>com.baeldung</groupId>
|
||||
<artifactId>parent-modules</artifactId>
|
||||
<version>1.0.0-SNAPSHOT</version>
|
||||
<relativePath>../../</relativePath>
|
||||
</parent>
|
||||
|
||||
<dependencies>
|
||||
<dependency>
|
||||
<groupId>org.assertj</groupId>
|
||||
<artifactId>assertj-core</artifactId>
|
||||
<version>${assertj.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
<dependencies>
|
||||
<dependency>
|
||||
<groupId>org.assertj</groupId>
|
||||
<artifactId>assertj-core</artifactId>
|
||||
<version>${assertj.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.commons</groupId>
|
||||
<artifactId>commons-lang3</artifactId>
|
||||
<version>3.12.0</version>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
|
||||
<build>
|
||||
<plugins>
|
||||
<plugin>
|
||||
<groupId>org.apache.maven.plugins</groupId>
|
||||
<artifactId>maven-compiler-plugin</artifactId>
|
||||
<version>${maven-compiler-plugin.version}</version>
|
||||
<configuration>
|
||||
<source>${maven.compiler.source.version}</source>
|
||||
<target>${maven.compiler.target.version}</target>
|
||||
</configuration>
|
||||
</plugin>
|
||||
</plugins>
|
||||
</build>
|
||||
<build>
|
||||
<plugins>
|
||||
<plugin>
|
||||
<groupId>org.apache.maven.plugins</groupId>
|
||||
<artifactId>maven-compiler-plugin</artifactId>
|
||||
<version>${maven-compiler-plugin.version}</version>
|
||||
<configuration>
|
||||
<source>${maven.compiler.source.version}</source>
|
||||
<target>${maven.compiler.target.version}</target>
|
||||
</configuration>
|
||||
</plugin>
|
||||
</plugins>
|
||||
</build>
|
||||
|
||||
<properties>
|
||||
<maven.compiler.source.version>16</maven.compiler.source.version>
|
||||
<maven.compiler.target.version>16</maven.compiler.target.version>
|
||||
<assertj.version>3.6.1</assertj.version>
|
||||
</properties>
|
||||
<properties>
|
||||
<maven.compiler.source.version>16</maven.compiler.source.version>
|
||||
<maven.compiler.target.version>16</maven.compiler.target.version>
|
||||
<assertj.version>3.6.1</assertj.version>
|
||||
</properties>
|
||||
|
||||
</project>
|
||||
@ -0,0 +1,43 @@
|
||||
package com.baeldung.java_16_features.groupingby;
|
||||
|
||||
import java.util.IntSummaryStatistics;
|
||||
|
||||
|
||||
public class BlogPost {
|
||||
|
||||
private String title;
|
||||
private String author;
|
||||
private BlogPostType type;
|
||||
private int likes;
|
||||
record AuthPostTypesLikes(String author, BlogPostType type, int likes) {};
|
||||
record PostcountTitlesLikesStats(long postCount, String titles, IntSummaryStatistics likesStats){};
|
||||
record TitlesBoundedSumOfLikes(String titles, int boundedSumOfLikes) {};
|
||||
|
||||
public BlogPost(String title, String author, BlogPostType type, int likes) {
|
||||
this.title = title;
|
||||
this.author = author;
|
||||
this.type = type;
|
||||
this.likes = likes;
|
||||
}
|
||||
|
||||
public String getTitle() {
|
||||
return title;
|
||||
}
|
||||
|
||||
public String getAuthor() {
|
||||
return author;
|
||||
}
|
||||
|
||||
public BlogPostType getType() {
|
||||
return type;
|
||||
}
|
||||
|
||||
public int getLikes() {
|
||||
return likes;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "BlogPost{" + "title='" + title + '\'' + ", type=" + type + ", likes=" + likes + '}';
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,5 @@
|
||||
package com.baeldung.java_16_features.groupingby;
|
||||
|
||||
public enum BlogPostType {
|
||||
NEWS, REVIEW, GUIDE
|
||||
}
|
||||
@ -0,0 +1,41 @@
|
||||
package com.baeldung.java_16_features.groupingby;
|
||||
|
||||
import java.util.Objects;
|
||||
|
||||
public class Tuple {
|
||||
private final BlogPostType type;
|
||||
private final String author;
|
||||
|
||||
public Tuple(BlogPostType type, String author) {
|
||||
this.type = type;
|
||||
this.author = author;
|
||||
}
|
||||
|
||||
public BlogPostType getType() {
|
||||
return type;
|
||||
}
|
||||
|
||||
public String getAuthor() {
|
||||
return author;
|
||||
}
|
||||
|
||||
@Override
|
||||
public boolean equals(Object o) {
|
||||
if (this == o)
|
||||
return true;
|
||||
if (o == null || getClass() != o.getClass())
|
||||
return false;
|
||||
Tuple tuple = (Tuple) o;
|
||||
return type == tuple.type && author.equals(tuple.author);
|
||||
}
|
||||
|
||||
@Override
|
||||
public int hashCode() {
|
||||
return Objects.hash(type, author);
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "Tuple{" + "type=" + type + ", author='" + author + '\'' + '}';
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,302 @@
|
||||
package com.baeldung.java_16_features.groupingby;
|
||||
|
||||
import static java.util.Comparator.comparingInt;
|
||||
import static java.util.stream.Collectors.averagingInt;
|
||||
import static java.util.stream.Collectors.counting;
|
||||
import static java.util.stream.Collectors.groupingBy;
|
||||
import static java.util.stream.Collectors.groupingByConcurrent;
|
||||
import static java.util.stream.Collectors.collectingAndThen;
|
||||
import static java.util.stream.Collectors.toMap;
|
||||
import static java.util.stream.Collectors.joining;
|
||||
import static java.util.stream.Collectors.mapping;
|
||||
import static java.util.stream.Collectors.maxBy;
|
||||
import static java.util.stream.Collectors.summarizingInt;
|
||||
import static java.util.stream.Collectors.summingInt;
|
||||
import static java.util.stream.Collectors.toList;
|
||||
import static java.util.stream.Collectors.toSet;
|
||||
import static org.assertj.core.api.Assertions.assertThat;
|
||||
import static org.assertj.core.api.Assertions.offset;
|
||||
import static org.junit.jupiter.api.Assertions.assertEquals;
|
||||
import static org.junit.jupiter.api.Assertions.assertNull;
|
||||
import static org.junit.jupiter.api.Assertions.assertTrue;
|
||||
|
||||
import java.util.Arrays;
|
||||
import java.util.EnumMap;
|
||||
import java.util.IntSummaryStatistics;
|
||||
import java.util.List;
|
||||
import java.util.Map;
|
||||
import java.util.Optional;
|
||||
import java.util.Set;
|
||||
import java.util.concurrent.ConcurrentMap;
|
||||
|
||||
import org.apache.commons.lang3.tuple.ImmutablePair;
|
||||
import org.apache.commons.lang3.tuple.Pair;
|
||||
import org.junit.jupiter.api.Test;
|
||||
|
||||
public class JavaGroupingByCollectorUnitTest {
|
||||
|
||||
private static final List<BlogPost> posts = Arrays.asList(new BlogPost("News item 1", "Author 1", BlogPostType.NEWS, 15), new BlogPost("Tech review 1", "Author 2", BlogPostType.REVIEW, 5),
|
||||
new BlogPost("Programming guide", "Author 1", BlogPostType.GUIDE, 20), new BlogPost("News item 2", "Author 2", BlogPostType.NEWS, 35), new BlogPost("Tech review 2", "Author 1", BlogPostType.REVIEW, 15));
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByType_thenGetAMapBetweenTypeAndPosts() {
|
||||
Map<BlogPostType, List<BlogPost>> postsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType));
|
||||
|
||||
assertEquals(2, postsPerType.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, postsPerType.get(BlogPostType.GUIDE)
|
||||
.size());
|
||||
assertEquals(2, postsPerType.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndTheirTitlesAreJoinedInAString_thenGetAMapBetweenTypeAndCsvTitles() {
|
||||
Map<BlogPostType, String> postsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, mapping(BlogPost::getTitle, joining(", ", "Post titles: [", "]"))));
|
||||
|
||||
assertEquals("Post titles: [News item 1, News item 2]", postsPerType.get(BlogPostType.NEWS));
|
||||
assertEquals("Post titles: [Programming guide]", postsPerType.get(BlogPostType.GUIDE));
|
||||
assertEquals("Post titles: [Tech review 1, Tech review 2]", postsPerType.get(BlogPostType.REVIEW));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndSumTheLikes_thenGetAMapBetweenTypeAndPostLikes() {
|
||||
Map<BlogPostType, Integer> likesPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, summingInt(BlogPost::getLikes)));
|
||||
|
||||
assertEquals(50, likesPerType.get(BlogPostType.NEWS)
|
||||
.intValue());
|
||||
assertEquals(20, likesPerType.get(BlogPostType.REVIEW)
|
||||
.intValue());
|
||||
assertEquals(20, likesPerType.get(BlogPostType.GUIDE)
|
||||
.intValue());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeInAnEnumMap_thenGetAnEnumMapBetweenTypeAndPosts() {
|
||||
EnumMap<BlogPostType, List<BlogPost>> postsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, () -> new EnumMap<>(BlogPostType.class), toList()));
|
||||
|
||||
assertEquals(2, postsPerType.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, postsPerType.get(BlogPostType.GUIDE)
|
||||
.size());
|
||||
assertEquals(2, postsPerType.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeInSets_thenGetAMapBetweenTypesAndSetsOfPosts() {
|
||||
Map<BlogPostType, Set<BlogPost>> postsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, toSet()));
|
||||
|
||||
assertEquals(2, postsPerType.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, postsPerType.get(BlogPostType.GUIDE)
|
||||
.size());
|
||||
assertEquals(2, postsPerType.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeConcurrently_thenGetAMapBetweenTypeAndPosts() {
|
||||
ConcurrentMap<BlogPostType, List<BlogPost>> postsPerType = posts.parallelStream()
|
||||
.collect(groupingByConcurrent(BlogPost::getType));
|
||||
|
||||
assertEquals(2, postsPerType.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, postsPerType.get(BlogPostType.GUIDE)
|
||||
.size());
|
||||
assertEquals(2, postsPerType.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndAveragingLikes_thenGetAMapBetweenTypeAndAverageNumberOfLikes() {
|
||||
Map<BlogPostType, Double> averageLikesPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, averagingInt(BlogPost::getLikes)));
|
||||
|
||||
assertEquals(25, averageLikesPerType.get(BlogPostType.NEWS)
|
||||
.intValue());
|
||||
assertEquals(20, averageLikesPerType.get(BlogPostType.GUIDE)
|
||||
.intValue());
|
||||
assertEquals(10, averageLikesPerType.get(BlogPostType.REVIEW)
|
||||
.intValue());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndCounted_thenGetAMapBetweenTypeAndNumberOfPosts() {
|
||||
Map<BlogPostType, Long> numberOfPostsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, counting()));
|
||||
|
||||
assertEquals(2, numberOfPostsPerType.get(BlogPostType.NEWS)
|
||||
.intValue());
|
||||
assertEquals(1, numberOfPostsPerType.get(BlogPostType.GUIDE)
|
||||
.intValue());
|
||||
assertEquals(2, numberOfPostsPerType.get(BlogPostType.REVIEW)
|
||||
.intValue());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndMaxingLikes_thenGetAMapBetweenTypeAndMaximumNumberOfLikes() {
|
||||
Map<BlogPostType, Optional<BlogPost>> maxLikesPerPostType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, maxBy(comparingInt(BlogPost::getLikes))));
|
||||
|
||||
assertTrue(maxLikesPerPostType.get(BlogPostType.NEWS)
|
||||
.isPresent());
|
||||
assertEquals(35, maxLikesPerPostType.get(BlogPostType.NEWS)
|
||||
.get()
|
||||
.getLikes());
|
||||
|
||||
assertTrue(maxLikesPerPostType.get(BlogPostType.GUIDE)
|
||||
.isPresent());
|
||||
assertEquals(20, maxLikesPerPostType.get(BlogPostType.GUIDE)
|
||||
.get()
|
||||
.getLikes());
|
||||
|
||||
assertTrue(maxLikesPerPostType.get(BlogPostType.REVIEW)
|
||||
.isPresent());
|
||||
assertEquals(15, maxLikesPerPostType.get(BlogPostType.REVIEW)
|
||||
.get()
|
||||
.getLikes());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByAuthorAndThenByType_thenGetAMapBetweenAuthorAndMapsBetweenTypeAndBlogPosts() {
|
||||
Map<String, Map<BlogPostType, List<BlogPost>>> map = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getAuthor, groupingBy(BlogPost::getType)));
|
||||
|
||||
assertEquals(1, map.get("Author 1")
|
||||
.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, map.get("Author 1")
|
||||
.get(BlogPostType.GUIDE)
|
||||
.size());
|
||||
assertEquals(1, map.get("Author 1")
|
||||
.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
|
||||
assertEquals(1, map.get("Author 2")
|
||||
.get(BlogPostType.NEWS)
|
||||
.size());
|
||||
assertEquals(1, map.get("Author 2")
|
||||
.get(BlogPostType.REVIEW)
|
||||
.size());
|
||||
assertNull(map.get("Author 2")
|
||||
.get(BlogPostType.GUIDE));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByTypeAndSummarizingLikes_thenGetAMapBetweenTypeAndSummary() {
|
||||
Map<BlogPostType, IntSummaryStatistics> likeStatisticsPerType = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getType, summarizingInt(BlogPost::getLikes)));
|
||||
|
||||
IntSummaryStatistics newsLikeStatistics = likeStatisticsPerType.get(BlogPostType.NEWS);
|
||||
|
||||
assertEquals(2, newsLikeStatistics.getCount());
|
||||
assertEquals(50, newsLikeStatistics.getSum());
|
||||
assertEquals(25.0, newsLikeStatistics.getAverage(), 0.001);
|
||||
assertEquals(35, newsLikeStatistics.getMax());
|
||||
assertEquals(15, newsLikeStatistics.getMin());
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByComplexMapPairKeyType_thenGetAMapBetweenPairAndList() {
|
||||
|
||||
Map<Pair<BlogPostType, String>, List<BlogPost>> postsPerTypeAndAuthor = posts.stream()
|
||||
.collect(groupingBy(post -> new ImmutablePair<>(post.getType(), post.getAuthor())));
|
||||
|
||||
List<BlogPost> result = postsPerTypeAndAuthor.get(new ImmutablePair<>(BlogPostType.GUIDE, "Author 1"));
|
||||
|
||||
assertThat(result.size()).isEqualTo(1);
|
||||
|
||||
BlogPost blogPost = result.get(0);
|
||||
|
||||
assertThat(blogPost.getTitle()).isEqualTo("Programming guide");
|
||||
assertThat(blogPost.getType()).isEqualTo(BlogPostType.GUIDE);
|
||||
assertThat(blogPost.getAuthor()).isEqualTo("Author 1");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByComplexMapKeyType_thenGetAMapBetweenTupleAndList() {
|
||||
|
||||
Map<Tuple, List<BlogPost>> postsPerTypeAndAuthor = posts.stream()
|
||||
.collect(groupingBy(post -> new Tuple(post.getType(), post.getAuthor())));
|
||||
|
||||
List<BlogPost> result = postsPerTypeAndAuthor.get(new Tuple(BlogPostType.GUIDE, "Author 1"));
|
||||
|
||||
assertThat(result.size()).isEqualTo(1);
|
||||
|
||||
BlogPost blogPost = result.get(0);
|
||||
|
||||
assertThat(blogPost.getTitle()).isEqualTo("Programming guide");
|
||||
assertThat(blogPost.getType()).isEqualTo(BlogPostType.GUIDE);
|
||||
assertThat(blogPost.getAuthor()).isEqualTo("Author 1");
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenAListOfPosts_whenGroupedByRecord_thenGetAMapBetweenRecordAndList() {
|
||||
|
||||
Map<BlogPost.AuthPostTypesLikes, List<BlogPost>> postsPerTypeAndAuthor = posts.stream()
|
||||
.collect(groupingBy(post -> new BlogPost.AuthPostTypesLikes(post.getAuthor(), post.getType(), post.getLikes())));
|
||||
|
||||
List<BlogPost> result = postsPerTypeAndAuthor.get(new BlogPost.AuthPostTypesLikes("Author 1", BlogPostType.GUIDE, 20));
|
||||
|
||||
assertThat(result.size()).isEqualTo(1);
|
||||
|
||||
BlogPost blogPost = result.get(0);
|
||||
|
||||
assertThat(blogPost.getTitle()).isEqualTo("Programming guide");
|
||||
assertThat(blogPost.getType()).isEqualTo(BlogPostType.GUIDE);
|
||||
assertThat(blogPost.getAuthor()).isEqualTo("Author 1");
|
||||
assertThat(blogPost.getLikes()).isEqualTo(20);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenListOfPosts_whenGroupedByAuthor_thenGetAMapUsingCollectingAndThen() {
|
||||
|
||||
Map<String, BlogPost.PostcountTitlesLikesStats> postsPerAuthor = posts.stream()
|
||||
.collect(groupingBy(BlogPost::getAuthor, collectingAndThen(toList(), list -> {
|
||||
long count = list.stream()
|
||||
.map(BlogPost::getTitle)
|
||||
.collect(counting());
|
||||
String titles = list.stream()
|
||||
.map(BlogPost::getTitle)
|
||||
.collect(joining(" : "));
|
||||
IntSummaryStatistics summary = list.stream()
|
||||
.collect(summarizingInt(BlogPost::getLikes));
|
||||
return new BlogPost.PostcountTitlesLikesStats(count, titles, summary);
|
||||
})));
|
||||
|
||||
BlogPost.PostcountTitlesLikesStats result = postsPerAuthor.get("Author 1");
|
||||
assertThat(result.postCount()).isEqualTo(3L);
|
||||
assertThat(result.titles()).isEqualTo("News item 1 : Programming guide : Tech review 2");
|
||||
assertThat(result.likesStats().getMax()).isEqualTo(20);
|
||||
assertThat(result.likesStats().getMin()).isEqualTo(15);
|
||||
assertThat(result.likesStats().getAverage()).isEqualTo(16.666d, offset(0.001d));
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenListOfPosts_whenGroupedByAuthor_thenGetAMapUsingToMap() {
|
||||
|
||||
int maxValLikes = 17;
|
||||
Map<String, BlogPost.TitlesBoundedSumOfLikes> postsPerAuthor = posts.stream()
|
||||
.collect(toMap(BlogPost::getAuthor, post -> {
|
||||
int likes = (post.getLikes() > maxValLikes) ? maxValLikes : post.getLikes();
|
||||
return new BlogPost.TitlesBoundedSumOfLikes(post.getTitle(), likes);
|
||||
}, (u1, u2) -> {
|
||||
int likes = (u2.boundedSumOfLikes() > maxValLikes) ? maxValLikes : u2.boundedSumOfLikes();
|
||||
return new BlogPost.TitlesBoundedSumOfLikes(u1.titles()
|
||||
.toUpperCase() + " : "
|
||||
+ u2.titles()
|
||||
.toUpperCase(),
|
||||
u1.boundedSumOfLikes() + likes);
|
||||
}));
|
||||
|
||||
BlogPost.TitlesBoundedSumOfLikes result = postsPerAuthor.get("Author 1");
|
||||
assertThat(result.titles()).isEqualTo("NEWS ITEM 1 : PROGRAMMING GUIDE : TECH REVIEW 2");
|
||||
assertThat(result.boundedSumOfLikes()).isEqualTo(47);
|
||||
}
|
||||
}
|
||||
@ -189,21 +189,8 @@ public class StopExecution {
|
||||
longRunningSort();
|
||||
}
|
||||
|
||||
private void longRunningOperation() {
|
||||
LOG.info("long Running operation started");
|
||||
|
||||
try {
|
||||
//Thread.sleep(500);
|
||||
longFileRead();
|
||||
LOG.info("long running operation finished");
|
||||
} catch (InterruptedException e) {
|
||||
LOG.info("long Running operation interrupted");
|
||||
}
|
||||
}
|
||||
|
||||
private void longRunningSort() {
|
||||
LOG.info("long Running task started");
|
||||
// Do you long running calculation here
|
||||
LOG.info("Long running task started");
|
||||
int len = 100000;
|
||||
List<Integer> numbers = new ArrayList<>();
|
||||
try {
|
||||
@ -229,25 +216,7 @@ public class StopExecution {
|
||||
LOG.info("Index position: " + i);
|
||||
LOG.info("Long running task finished");
|
||||
} catch (InterruptedException e) {
|
||||
LOG.info("long Running operation interrupted");
|
||||
}
|
||||
}
|
||||
|
||||
private void longFileRead() throws InterruptedException {
|
||||
String file = "input.txt";
|
||||
ClassLoader classloader = getClass().getClassLoader();
|
||||
|
||||
try (InputStream inputStream = classloader.getResourceAsStream(file)) {
|
||||
Reader inputStreamReader = new InputStreamReader(inputStream);
|
||||
|
||||
int data = inputStreamReader.read();
|
||||
while (data != -1) {
|
||||
char theChar = (char) data;
|
||||
data = inputStreamReader.read();
|
||||
throwExceptionOnThreadInterrupt();
|
||||
}
|
||||
} catch (IOException e) {
|
||||
LOG.error("Exception: ", e);
|
||||
LOG.info("Long running operation interrupted");
|
||||
}
|
||||
}
|
||||
|
||||
|
||||
@ -13,12 +13,9 @@ import java.util.stream.IntStream;
|
||||
public class TimeApi {
|
||||
|
||||
public static List<Date> getDatesBetweenUsingJava7(Date startDate, Date endDate) {
|
||||
List<Date> datesInRange = new ArrayList<Date>();
|
||||
Calendar calendar = new GregorianCalendar();
|
||||
calendar.setTime(startDate);
|
||||
|
||||
Calendar endCalendar = new GregorianCalendar();
|
||||
endCalendar.setTime(endDate);
|
||||
List<Date> datesInRange = new ArrayList<>();
|
||||
Calendar calendar = getCalendarWithoutTime(startDate);
|
||||
Calendar endCalendar = getCalendarWithoutTime(endDate);
|
||||
|
||||
while (calendar.before(endCalendar)) {
|
||||
Date result = calendar.getTime();
|
||||
@ -40,4 +37,15 @@ public class TimeApi {
|
||||
return startDate.datesUntil(endDate).collect(Collectors.toList());
|
||||
}
|
||||
|
||||
private static Calendar getCalendarWithoutTime(Date date) {
|
||||
Calendar calendar = new GregorianCalendar();
|
||||
calendar.setTime(date);
|
||||
calendar.set(Calendar.HOUR, 0);
|
||||
calendar.set(Calendar.HOUR_OF_DAY, 0);
|
||||
calendar.set(Calendar.MINUTE, 0);
|
||||
calendar.set(Calendar.SECOND, 0);
|
||||
calendar.set(Calendar.MILLISECOND, 0);
|
||||
return calendar;
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@ -1,12 +1,13 @@
|
||||
package com.baeldung.java9.time;
|
||||
|
||||
import org.junit.Test;
|
||||
|
||||
import java.time.LocalDate;
|
||||
import java.util.Calendar;
|
||||
import java.util.Date;
|
||||
import java.util.List;
|
||||
|
||||
import static org.junit.Assert.assertEquals;
|
||||
import org.junit.Test;
|
||||
import static org.assertj.core.api.Assertions.assertThat;
|
||||
|
||||
public class TimeApiUnitTest {
|
||||
|
||||
@ -18,19 +19,18 @@ public class TimeApiUnitTest {
|
||||
Date endDate = endCalendar.getTime();
|
||||
|
||||
List<Date> dates = TimeApi.getDatesBetweenUsingJava7(startDate, endDate);
|
||||
assertEquals(dates.size(), 2);
|
||||
|
||||
assertThat(dates).hasSize(2);
|
||||
|
||||
Calendar calendar = Calendar.getInstance();
|
||||
Date date1 = calendar.getTime();
|
||||
assertEquals(dates.get(0).getDay(), date1.getDay());
|
||||
assertEquals(dates.get(0).getMonth(), date1.getMonth());
|
||||
assertEquals(dates.get(0).getYear(), date1.getYear());
|
||||
Date expectedDate1 = calendar.getTime();
|
||||
assertThat(dates.get(0)).isInSameDayAs(expectedDate1);
|
||||
assertThatTimeFieldsAreZero(dates.get(0));
|
||||
|
||||
calendar.add(Calendar.DATE, 1);
|
||||
Date date2 = calendar.getTime();
|
||||
assertEquals(dates.get(1).getDay(), date2.getDay());
|
||||
assertEquals(dates.get(1).getMonth(), date2.getMonth());
|
||||
assertEquals(dates.get(1).getYear(), date2.getYear());
|
||||
Date expectedDate2 = calendar.getTime();
|
||||
assertThat(dates.get(1)).isInSameDayAs(expectedDate2);
|
||||
assertThatTimeFieldsAreZero(dates.get(1));
|
||||
}
|
||||
|
||||
@Test
|
||||
@ -39,9 +39,8 @@ public class TimeApiUnitTest {
|
||||
LocalDate endDate = LocalDate.now().plusDays(2);
|
||||
|
||||
List<LocalDate> dates = TimeApi.getDatesBetweenUsingJava8(startDate, endDate);
|
||||
assertEquals(dates.size(), 2);
|
||||
assertEquals(dates.get(0), LocalDate.now());
|
||||
assertEquals(dates.get(1), LocalDate.now().plusDays(1));
|
||||
|
||||
assertThat(dates).containsExactly(LocalDate.now(), LocalDate.now().plusDays(1));
|
||||
}
|
||||
|
||||
@Test
|
||||
@ -50,9 +49,15 @@ public class TimeApiUnitTest {
|
||||
LocalDate endDate = LocalDate.now().plusDays(2);
|
||||
|
||||
List<LocalDate> dates = TimeApi.getDatesBetweenUsingJava9(startDate, endDate);
|
||||
assertEquals(dates.size(), 2);
|
||||
assertEquals(dates.get(0), LocalDate.now());
|
||||
assertEquals(dates.get(1), LocalDate.now().plusDays(1));
|
||||
|
||||
assertThat(dates).containsExactly(LocalDate.now(), LocalDate.now().plusDays(1));
|
||||
}
|
||||
|
||||
private static void assertThatTimeFieldsAreZero(Date date) {
|
||||
assertThat(date).hasHourOfDay(0);
|
||||
assertThat(date).hasMinute(0);
|
||||
assertThat(date).hasSecond(0);
|
||||
assertThat(date).hasMillisecond(0);
|
||||
}
|
||||
|
||||
}
|
||||
|
||||
@ -7,3 +7,4 @@ This module contains article about constructors in Java
|
||||
- [Java Copy Constructor](https://www.baeldung.com/java-copy-constructor)
|
||||
- [Cannot Reference “X” Before Supertype Constructor Has Been Called](https://www.baeldung.com/java-cannot-reference-x-before-supertype-constructor-error)
|
||||
- [Private Constructors in Java](https://www.baeldung.com/java-private-constructors)
|
||||
- [Throwing Exceptions in Constructors](https://www.baeldung.com/java-constructors-exceptions)
|
||||
|
||||
@ -25,9 +25,9 @@ public class GrepWithUnix4JIntegrationTest {
|
||||
|
||||
@Test
|
||||
public void whenGrepWithSimpleString_thenCorrect() {
|
||||
int expectedLineCount = 4;
|
||||
int expectedLineCount = 5;
|
||||
|
||||
// grep "NINETEEN" dictionary.txt
|
||||
// grep "NINETEEN" dictionary.in
|
||||
List<Line> lines = Unix4j.grep("NINETEEN", fileToGrep).toLineList();
|
||||
|
||||
assertEquals(expectedLineCount, lines.size());
|
||||
@ -35,9 +35,9 @@ public class GrepWithUnix4JIntegrationTest {
|
||||
|
||||
@Test
|
||||
public void whenInverseGrepWithSimpleString_thenCorrect() {
|
||||
int expectedLineCount = 178687;
|
||||
int expectedLineCount = 8;
|
||||
|
||||
// grep -v "NINETEEN" dictionary.txt
|
||||
// grep -v "NINETEEN" dictionary.in
|
||||
List<Line> lines = grep(Options.v, "NINETEEN", fileToGrep).toLineList();
|
||||
|
||||
assertEquals(expectedLineCount, lines.size());
|
||||
@ -45,9 +45,9 @@ public class GrepWithUnix4JIntegrationTest {
|
||||
|
||||
@Test
|
||||
public void whenGrepWithRegex_thenCorrect() {
|
||||
int expectedLineCount = 151;
|
||||
int expectedLineCount = 5;
|
||||
|
||||
// grep -c ".*?NINE.*?" dictionary.txt
|
||||
// grep -c ".*?NINE.*?" dictionary.in
|
||||
String patternCount = grep(Options.c, ".*?NINE.*?", fileToGrep).cut(fields, ":", 1).toStringResult();
|
||||
|
||||
assertEquals(expectedLineCount, Integer.parseInt(patternCount));
|
||||
|
||||
@ -0,0 +1,13 @@
|
||||
EIGHTTEEN
|
||||
EIGHTTEENS
|
||||
EIGHTTEENTH
|
||||
EIGHTTEENTHS
|
||||
NINETEEN
|
||||
NINETEENS
|
||||
NINETEENTH
|
||||
NINETEENTHS
|
||||
TWENTY
|
||||
TWENTHIES
|
||||
TWENTHIETH
|
||||
TWENTHIETHS
|
||||
TWENTYNINETEEN
|
||||
@ -4,3 +4,4 @@
|
||||
- [Java (String) or .toString()?](https://www.baeldung.com/java-string-casting-vs-tostring)
|
||||
- [Split Java String by Newline](https://www.baeldung.com/java-string-split-by-newline)
|
||||
- [Split a String in Java and Keep the Delimiters](https://www.baeldung.com/java-split-string-keep-delimiters)
|
||||
- [Validate String as Filename in Java](https://www.baeldung.com/java-validate-filename)
|
||||
|
||||
@ -6,7 +6,8 @@
|
||||
</pattern>
|
||||
</encoder>
|
||||
</appender>
|
||||
|
||||
<logger name="org.kie.api.internal.utils" level="WARN"/>
|
||||
<logger name="org.drools.compiler" level="WARN"/>
|
||||
<root level="INFO">
|
||||
<appender-ref ref="STDOUT" />
|
||||
</root>
|
||||
|
||||
@ -3,6 +3,11 @@ plugins {
|
||||
id 'org.springframework.boot' version '2.3.4.RELEASE'
|
||||
}
|
||||
|
||||
ext {
|
||||
springBootVersion = '2.3.4.RELEASE'
|
||||
lombokVersion = '1.18.14'
|
||||
}
|
||||
|
||||
group = 'com.gradle'
|
||||
version = '1.0.0'
|
||||
sourceCompatibility = '14'
|
||||
@ -12,19 +17,16 @@ repositories {
|
||||
}
|
||||
|
||||
dependencies {
|
||||
implementation 'org.springframework.boot:spring-boot-starter:2.3.4.RELEASE'
|
||||
implementation "org.springframework.boot:spring-boot-starter:${springBootVersion}"
|
||||
|
||||
testImplementation 'org.springframework.boot:spring-boot-starter-test:2.3.4.RELEASE'
|
||||
|
||||
compileOnly 'org.projectlombok:lombok:1.18.14'
|
||||
|
||||
testCompileOnly 'org.projectlombok:lombok:1.18.14'
|
||||
compileOnly "org.projectlombok:lombok:${lombokVersion}"
|
||||
|
||||
runtimeOnly files('libs/sampleOne.jar', 'libs/sampleTwo.jar')
|
||||
|
||||
runtimeOnly fileTree('libs') { include '*.jar' }
|
||||
runtimeOnly fileTree("libs") { include "*.jar" }
|
||||
|
||||
// implementation gradleApi()
|
||||
testImplementation "org.springframework.boot:spring-boot-starter-test:${springBootVersion}"
|
||||
|
||||
testCompileOnly "org.projectlombok:lombok:${lombokVersion}"
|
||||
}
|
||||
|
||||
test {
|
||||
|
||||
BIN
gradle/gradle-dependency-management/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
BIN
gradle/gradle-dependency-management/gradle/wrapper/gradle-wrapper.jar
vendored
Normal file
Binary file not shown.
234
gradle/gradle-dependency-management/gradlew
vendored
Executable file
234
gradle/gradle-dependency-management/gradlew
vendored
Executable file
@ -0,0 +1,234 @@
|
||||
#!/bin/sh
|
||||
|
||||
#
|
||||
# Copyright © 2015-2021 the original authors.
|
||||
#
|
||||
# Licensed under the Apache License, Version 2.0 (the "License");
|
||||
# you may not use this file except in compliance with the License.
|
||||
# You may obtain a copy of the License at
|
||||
#
|
||||
# https://www.apache.org/licenses/LICENSE-2.0
|
||||
#
|
||||
# Unless required by applicable law or agreed to in writing, software
|
||||
# distributed under the License is distributed on an "AS IS" BASIS,
|
||||
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
# See the License for the specific language governing permissions and
|
||||
# limitations under the License.
|
||||
#
|
||||
|
||||
##############################################################################
|
||||
#
|
||||
# Gradle start up script for POSIX generated by Gradle.
|
||||
#
|
||||
# Important for running:
|
||||
#
|
||||
# (1) You need a POSIX-compliant shell to run this script. If your /bin/sh is
|
||||
# noncompliant, but you have some other compliant shell such as ksh or
|
||||
# bash, then to run this script, type that shell name before the whole
|
||||
# command line, like:
|
||||
#
|
||||
# ksh Gradle
|
||||
#
|
||||
# Busybox and similar reduced shells will NOT work, because this script
|
||||
# requires all of these POSIX shell features:
|
||||
# * functions;
|
||||
# * expansions «$var», «${var}», «${var:-default}», «${var+SET}»,
|
||||
# «${var#prefix}», «${var%suffix}», and «$( cmd )»;
|
||||
# * compound commands having a testable exit status, especially «case»;
|
||||
# * various built-in commands including «command», «set», and «ulimit».
|
||||
#
|
||||
# Important for patching:
|
||||
#
|
||||
# (2) This script targets any POSIX shell, so it avoids extensions provided
|
||||
# by Bash, Ksh, etc; in particular arrays are avoided.
|
||||
#
|
||||
# The "traditional" practice of packing multiple parameters into a
|
||||
# space-separated string is a well documented source of bugs and security
|
||||
# problems, so this is (mostly) avoided, by progressively accumulating
|
||||
# options in "$@", and eventually passing that to Java.
|
||||
#
|
||||
# Where the inherited environment variables (DEFAULT_JVM_OPTS, JAVA_OPTS,
|
||||
# and GRADLE_OPTS) rely on word-splitting, this is performed explicitly;
|
||||
# see the in-line comments for details.
|
||||
#
|
||||
# There are tweaks for specific operating systems such as AIX, CygWin,
|
||||
# Darwin, MinGW, and NonStop.
|
||||
#
|
||||
# (3) This script is generated from the Groovy template
|
||||
# https://github.com/gradle/gradle/blob/master/subprojects/plugins/src/main/resources/org/gradle/api/internal/plugins/unixStartScript.txt
|
||||
# within the Gradle project.
|
||||
#
|
||||
# You can find Gradle at https://github.com/gradle/gradle/.
|
||||
#
|
||||
##############################################################################
|
||||
|
||||
# Attempt to set APP_HOME
|
||||
|
||||
# Resolve links: $0 may be a link
|
||||
app_path=$0
|
||||
|
||||
# Need this for daisy-chained symlinks.
|
||||
while
|
||||
APP_HOME=${app_path%"${app_path##*/}"} # leaves a trailing /; empty if no leading path
|
||||
[ -h "$app_path" ]
|
||||
do
|
||||
ls=$( ls -ld "$app_path" )
|
||||
link=${ls#*' -> '}
|
||||
case $link in #(
|
||||
/*) app_path=$link ;; #(
|
||||
*) app_path=$APP_HOME$link ;;
|
||||
esac
|
||||
done
|
||||
|
||||
APP_HOME=$( cd "${APP_HOME:-./}" && pwd -P ) || exit
|
||||
|
||||
APP_NAME="Gradle"
|
||||
APP_BASE_NAME=${0##*/}
|
||||
|
||||
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
|
||||
|
||||
# Use the maximum available, or set MAX_FD != -1 to use that value.
|
||||
MAX_FD=maximum
|
||||
|
||||
warn () {
|
||||
echo "$*"
|
||||
} >&2
|
||||
|
||||
die () {
|
||||
echo
|
||||
echo "$*"
|
||||
echo
|
||||
exit 1
|
||||
} >&2
|
||||
|
||||
# OS specific support (must be 'true' or 'false').
|
||||
cygwin=false
|
||||
msys=false
|
||||
darwin=false
|
||||
nonstop=false
|
||||
case "$( uname )" in #(
|
||||
CYGWIN* ) cygwin=true ;; #(
|
||||
Darwin* ) darwin=true ;; #(
|
||||
MSYS* | MINGW* ) msys=true ;; #(
|
||||
NONSTOP* ) nonstop=true ;;
|
||||
esac
|
||||
|
||||
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
|
||||
|
||||
|
||||
# Determine the Java command to use to start the JVM.
|
||||
if [ -n "$JAVA_HOME" ] ; then
|
||||
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
|
||||
# IBM's JDK on AIX uses strange locations for the executables
|
||||
JAVACMD=$JAVA_HOME/jre/sh/java
|
||||
else
|
||||
JAVACMD=$JAVA_HOME/bin/java
|
||||
fi
|
||||
if [ ! -x "$JAVACMD" ] ; then
|
||||
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
|
||||
|
||||
Please set the JAVA_HOME variable in your environment to match the
|
||||
location of your Java installation."
|
||||
fi
|
||||
else
|
||||
JAVACMD=java
|
||||
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||
|
||||
Please set the JAVA_HOME variable in your environment to match the
|
||||
location of your Java installation."
|
||||
fi
|
||||
|
||||
# Increase the maximum file descriptors if we can.
|
||||
if ! "$cygwin" && ! "$darwin" && ! "$nonstop" ; then
|
||||
case $MAX_FD in #(
|
||||
max*)
|
||||
MAX_FD=$( ulimit -H -n ) ||
|
||||
warn "Could not query maximum file descriptor limit"
|
||||
esac
|
||||
case $MAX_FD in #(
|
||||
'' | soft) :;; #(
|
||||
*)
|
||||
ulimit -n "$MAX_FD" ||
|
||||
warn "Could not set maximum file descriptor limit to $MAX_FD"
|
||||
esac
|
||||
fi
|
||||
|
||||
# Collect all arguments for the java command, stacking in reverse order:
|
||||
# * args from the command line
|
||||
# * the main class name
|
||||
# * -classpath
|
||||
# * -D...appname settings
|
||||
# * --module-path (only if needed)
|
||||
# * DEFAULT_JVM_OPTS, JAVA_OPTS, and GRADLE_OPTS environment variables.
|
||||
|
||||
# For Cygwin or MSYS, switch paths to Windows format before running java
|
||||
if "$cygwin" || "$msys" ; then
|
||||
APP_HOME=$( cygpath --path --mixed "$APP_HOME" )
|
||||
CLASSPATH=$( cygpath --path --mixed "$CLASSPATH" )
|
||||
|
||||
JAVACMD=$( cygpath --unix "$JAVACMD" )
|
||||
|
||||
# Now convert the arguments - kludge to limit ourselves to /bin/sh
|
||||
for arg do
|
||||
if
|
||||
case $arg in #(
|
||||
-*) false ;; # don't mess with options #(
|
||||
/?*) t=${arg#/} t=/${t%%/*} # looks like a POSIX filepath
|
||||
[ -e "$t" ] ;; #(
|
||||
*) false ;;
|
||||
esac
|
||||
then
|
||||
arg=$( cygpath --path --ignore --mixed "$arg" )
|
||||
fi
|
||||
# Roll the args list around exactly as many times as the number of
|
||||
# args, so each arg winds up back in the position where it started, but
|
||||
# possibly modified.
|
||||
#
|
||||
# NB: a `for` loop captures its iteration list before it begins, so
|
||||
# changing the positional parameters here affects neither the number of
|
||||
# iterations, nor the values presented in `arg`.
|
||||
shift # remove old arg
|
||||
set -- "$@" "$arg" # push replacement arg
|
||||
done
|
||||
fi
|
||||
|
||||
# Collect all arguments for the java command;
|
||||
# * $DEFAULT_JVM_OPTS, $JAVA_OPTS, and $GRADLE_OPTS can contain fragments of
|
||||
# shell script including quotes and variable substitutions, so put them in
|
||||
# double quotes to make sure that they get re-expanded; and
|
||||
# * put everything else in single quotes, so that it's not re-expanded.
|
||||
|
||||
set -- \
|
||||
"-Dorg.gradle.appname=$APP_BASE_NAME" \
|
||||
-classpath "$CLASSPATH" \
|
||||
org.gradle.wrapper.GradleWrapperMain \
|
||||
"$@"
|
||||
|
||||
# Use "xargs" to parse quoted args.
|
||||
#
|
||||
# With -n1 it outputs one arg per line, with the quotes and backslashes removed.
|
||||
#
|
||||
# In Bash we could simply go:
|
||||
#
|
||||
# readarray ARGS < <( xargs -n1 <<<"$var" ) &&
|
||||
# set -- "${ARGS[@]}" "$@"
|
||||
#
|
||||
# but POSIX shell has neither arrays nor command substitution, so instead we
|
||||
# post-process each arg (as a line of input to sed) to backslash-escape any
|
||||
# character that might be a shell metacharacter, then use eval to reverse
|
||||
# that process (while maintaining the separation between arguments), and wrap
|
||||
# the whole thing up as a single "set" statement.
|
||||
#
|
||||
# This will of course break if any of these variables contains a newline or
|
||||
# an unmatched quote.
|
||||
#
|
||||
|
||||
eval "set -- $(
|
||||
printf '%s\n' "$DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS" |
|
||||
xargs -n1 |
|
||||
sed ' s~[^-[:alnum:]+,./:=@_]~\\&~g; ' |
|
||||
tr '\n' ' '
|
||||
)" '"$@"'
|
||||
|
||||
exec "$JAVACMD" "$@"
|
||||
89
gradle/gradle-dependency-management/gradlew.bat
vendored
Normal file
89
gradle/gradle-dependency-management/gradlew.bat
vendored
Normal file
@ -0,0 +1,89 @@
|
||||
@rem
|
||||
@rem Copyright 2015 the original author or authors.
|
||||
@rem
|
||||
@rem Licensed under the Apache License, Version 2.0 (the "License");
|
||||
@rem you may not use this file except in compliance with the License.
|
||||
@rem You may obtain a copy of the License at
|
||||
@rem
|
||||
@rem https://www.apache.org/licenses/LICENSE-2.0
|
||||
@rem
|
||||
@rem Unless required by applicable law or agreed to in writing, software
|
||||
@rem distributed under the License is distributed on an "AS IS" BASIS,
|
||||
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
|
||||
@rem See the License for the specific language governing permissions and
|
||||
@rem limitations under the License.
|
||||
@rem
|
||||
|
||||
@if "%DEBUG%" == "" @echo off
|
||||
@rem ##########################################################################
|
||||
@rem
|
||||
@rem Gradle startup script for Windows
|
||||
@rem
|
||||
@rem ##########################################################################
|
||||
|
||||
@rem Set local scope for the variables with windows NT shell
|
||||
if "%OS%"=="Windows_NT" setlocal
|
||||
|
||||
set DIRNAME=%~dp0
|
||||
if "%DIRNAME%" == "" set DIRNAME=.
|
||||
set APP_BASE_NAME=%~n0
|
||||
set APP_HOME=%DIRNAME%
|
||||
|
||||
@rem Resolve any "." and ".." in APP_HOME to make it shorter.
|
||||
for %%i in ("%APP_HOME%") do set APP_HOME=%%~fi
|
||||
|
||||
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
|
||||
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
|
||||
|
||||
@rem Find java.exe
|
||||
if defined JAVA_HOME goto findJavaFromJavaHome
|
||||
|
||||
set JAVA_EXE=java.exe
|
||||
%JAVA_EXE% -version >NUL 2>&1
|
||||
if "%ERRORLEVEL%" == "0" goto execute
|
||||
|
||||
echo.
|
||||
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
|
||||
echo.
|
||||
echo Please set the JAVA_HOME variable in your environment to match the
|
||||
echo location of your Java installation.
|
||||
|
||||
goto fail
|
||||
|
||||
:findJavaFromJavaHome
|
||||
set JAVA_HOME=%JAVA_HOME:"=%
|
||||
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
|
||||
|
||||
if exist "%JAVA_EXE%" goto execute
|
||||
|
||||
echo.
|
||||
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
|
||||
echo.
|
||||
echo Please set the JAVA_HOME variable in your environment to match the
|
||||
echo location of your Java installation.
|
||||
|
||||
goto fail
|
||||
|
||||
:execute
|
||||
@rem Setup the command line
|
||||
|
||||
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
|
||||
|
||||
|
||||
@rem Execute Gradle
|
||||
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %*
|
||||
|
||||
:end
|
||||
@rem End local scope for the variables with windows NT shell
|
||||
if "%ERRORLEVEL%"=="0" goto mainEnd
|
||||
|
||||
:fail
|
||||
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
|
||||
rem the _cmd.exe /c_ return code!
|
||||
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
|
||||
exit /b 1
|
||||
|
||||
:mainEnd
|
||||
if "%OS%"=="Windows_NT" endlocal
|
||||
|
||||
:omega
|
||||
BIN
gradle/gradle-dependency-management/libs/sampleOne.jar
Normal file
BIN
gradle/gradle-dependency-management/libs/sampleOne.jar
Normal file
Binary file not shown.
BIN
gradle/gradle-dependency-management/libs/sampleTwo.jar
Normal file
BIN
gradle/gradle-dependency-management/libs/sampleTwo.jar
Normal file
Binary file not shown.
@ -0,0 +1,38 @@
|
||||
package com.baeldung.listview;
|
||||
|
||||
import com.baeldung.listview.cellfactory.CheckboxCellFactory;
|
||||
import com.baeldung.listview.cellfactory.PersonCellFactory;
|
||||
import javafx.collections.FXCollections;
|
||||
import javafx.collections.ObservableList;
|
||||
import javafx.fxml.FXML;
|
||||
import javafx.fxml.Initializable;
|
||||
import javafx.scene.control.ListView;
|
||||
|
||||
import java.net.URL;
|
||||
import java.util.ResourceBundle;
|
||||
|
||||
public class ExampleController implements Initializable {
|
||||
@FXML
|
||||
private ListView<Person> listView;
|
||||
|
||||
@Override
|
||||
public void initialize(URL location, ResourceBundle resources) {
|
||||
ObservableList<Person> wordsList = FXCollections.observableArrayList();
|
||||
wordsList.add(new Person("Isaac", "Newton"));
|
||||
wordsList.add(new Person("Albert", "Einstein"));
|
||||
wordsList.add(new Person("Ludwig", "Boltzmann"));
|
||||
listView.setItems(wordsList);
|
||||
}
|
||||
|
||||
public void defaultButtonClick() {
|
||||
listView.setCellFactory(null);
|
||||
}
|
||||
|
||||
public void cellFactoryButtonClick() {
|
||||
listView.setCellFactory(new PersonCellFactory());
|
||||
}
|
||||
|
||||
public void checkboxCellFactoryButtonClick() {
|
||||
listView.setCellFactory(new CheckboxCellFactory());
|
||||
}
|
||||
}
|
||||
28
javafx/src/main/java/com/baeldung/listview/Main.java
Normal file
28
javafx/src/main/java/com/baeldung/listview/Main.java
Normal file
@ -0,0 +1,28 @@
|
||||
package com.baeldung.javafx.listview;
|
||||
|
||||
import javafx.application.Application;
|
||||
import javafx.fxml.FXMLLoader;
|
||||
import javafx.scene.Parent;
|
||||
import javafx.scene.Scene;
|
||||
import javafx.stage.Stage;
|
||||
|
||||
import java.net.URL;
|
||||
|
||||
public class Main extends Application {
|
||||
|
||||
public static void main(String args[]) {
|
||||
launch(args);
|
||||
}
|
||||
|
||||
@Override
|
||||
public void start(Stage primaryStage) throws Exception {
|
||||
FXMLLoader loader = new FXMLLoader();
|
||||
URL xmlUrl = getClass().getResource("/example.fxml");
|
||||
loader.setLocation(xmlUrl);
|
||||
Parent root = loader.load();
|
||||
|
||||
primaryStage.setTitle("List View Demo");
|
||||
primaryStage.setScene(new Scene(root));
|
||||
primaryStage.show();
|
||||
}
|
||||
}
|
||||
25
javafx/src/main/java/com/baeldung/listview/Person.java
Normal file
25
javafx/src/main/java/com/baeldung/listview/Person.java
Normal file
@ -0,0 +1,25 @@
|
||||
package com.baeldung.listview;
|
||||
|
||||
public class Person {
|
||||
|
||||
private final String firstName;
|
||||
private final String lastName;
|
||||
|
||||
public Person(String firstName, String lastName) {
|
||||
this.firstName = firstName;
|
||||
this.lastName = lastName;
|
||||
}
|
||||
|
||||
public String getFirstName() {
|
||||
return firstName;
|
||||
}
|
||||
|
||||
public String getLastName() {
|
||||
return lastName;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return firstName + " " + lastName;
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,29 @@
|
||||
package com.baeldung.listview.cellfactory;
|
||||
|
||||
import com.baeldung.listview.Person;
|
||||
import javafx.scene.control.CheckBox;
|
||||
import javafx.scene.control.ListCell;
|
||||
import javafx.scene.control.ListView;
|
||||
import javafx.util.Callback;
|
||||
|
||||
public class CheckboxCellFactory implements Callback<ListView<Person>, ListCell<Person>> {
|
||||
@Override
|
||||
public ListCell<Person> call(ListView<Person> param) {
|
||||
return new ListCell<Person>(){
|
||||
@Override
|
||||
public void updateItem(Person person, boolean empty) {
|
||||
super.updateItem(person, empty);
|
||||
if (empty) {
|
||||
setText(null);
|
||||
setGraphic(null);
|
||||
} else if (person != null) {
|
||||
setText(null);
|
||||
setGraphic(new CheckBox(person.getFirstName() + " " + person.getLastName()));
|
||||
} else {
|
||||
setText("null");
|
||||
setGraphic(null);
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,23 @@
|
||||
package com.baeldung.listview.cellfactory;
|
||||
|
||||
import com.baeldung.listview.Person;
|
||||
import javafx.scene.control.ListCell;
|
||||
import javafx.scene.control.ListView;
|
||||
import javafx.util.Callback;
|
||||
|
||||
public class PersonCellFactory implements Callback<ListView<Person>, ListCell<Person>> {
|
||||
@Override
|
||||
public ListCell<Person> call(ListView<Person> param) {
|
||||
return new ListCell<Person>(){
|
||||
@Override
|
||||
public void updateItem(Person person, boolean empty) {
|
||||
super.updateItem(person, empty);
|
||||
if (empty || person == null) {
|
||||
setText(null);
|
||||
} else {
|
||||
setText(person.getFirstName() + " " + person.getLastName());
|
||||
}
|
||||
}
|
||||
};
|
||||
}
|
||||
}
|
||||
14
javafx/src/main/resources/example.fxml
Normal file
14
javafx/src/main/resources/example.fxml
Normal file
@ -0,0 +1,14 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
|
||||
<?import javafx.scene.control.Button?>
|
||||
<?import javafx.scene.control.ListView?>
|
||||
<?import javafx.scene.layout.AnchorPane?>
|
||||
|
||||
<AnchorPane prefHeight="188.0" prefWidth="457.0" xmlns="http://javafx.com/javafx/8.0.172-ea" xmlns:fx="http://javafx.com/fxml/1" fx:controller="com.baeldung.listview.ExampleController">
|
||||
<children>
|
||||
<ListView id="listView" fx:id="listView" layoutX="14.0" layoutY="25.0" prefHeight="138.0" prefWidth="256.0" />
|
||||
<Button layoutX="283.0" layoutY="25.0" mnemonicParsing="false" onAction="#defaultButtonClick" prefHeight="25.0" prefWidth="139.0" text="Default" />
|
||||
<Button layoutX="283.0" layoutY="63.0" mnemonicParsing="false" onAction="#cellFactoryButtonClick" prefHeight="25.0" prefWidth="139.0" text="Cell Factory" />
|
||||
<Button layoutX="283.0" layoutY="104.0" mnemonicParsing="false" onAction="#checkboxCellFactoryButtonClick" prefHeight="25.0" prefWidth="139.0" text="Checkbox Cell Factory" />
|
||||
</children>
|
||||
</AnchorPane>
|
||||
@ -5,20 +5,14 @@ import javax.ws.rs.container.ResourceInfo;
|
||||
import javax.ws.rs.core.FeatureContext;
|
||||
import javax.ws.rs.ext.Provider;
|
||||
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
import com.baeldung.jersey.server.Greetings;
|
||||
import com.baeldung.jersey.server.filter.ResponseServerFilter;
|
||||
|
||||
@Provider
|
||||
public class HelloDynamicBinding implements DynamicFeature {
|
||||
|
||||
private static final Logger LOG = LoggerFactory.getLogger(HelloDynamicBinding.class);
|
||||
|
||||
@Override
|
||||
public void configure(ResourceInfo resourceInfo, FeatureContext context) {
|
||||
LOG.info("Hello dynamic binding");
|
||||
|
||||
if (Greetings.class.equals(resourceInfo.getResourceClass()) && resourceInfo.getResourceMethod()
|
||||
.getName()
|
||||
|
||||
@ -13,7 +13,6 @@ Remember, for advanced libraries like [Jackson](/jackson) and [JUnit](/testing-m
|
||||
- [Implementing a FTP-Client in Java](https://www.baeldung.com/java-ftp-client)
|
||||
- [Introduction to Functional Java](https://www.baeldung.com/java-functional-library)
|
||||
- [A Guide to the Reflections Library](https://www.baeldung.com/reflections-library)
|
||||
- [Exactly Once Processing in Kafka with Java](https://www.baeldung.com/kafka-exactly-once)
|
||||
- [Introduction to Protonpack](https://www.baeldung.com/java-protonpack)
|
||||
- [Java-R Integration](https://www.baeldung.com/java-r-integration)
|
||||
- [Using libphonenumber to Validate Phone Numbers](https://www.baeldung.com/java-libphonenumber)
|
||||
|
||||
@ -22,18 +22,6 @@
|
||||
<artifactId>protonpack</artifactId>
|
||||
<version>${protonpack.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-streams</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-clients</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
<classifier>test</classifier>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>io.github.resilience4j</groupId>
|
||||
<artifactId>resilience4j-circuitbreaker</artifactId>
|
||||
@ -148,7 +136,6 @@
|
||||
</build>
|
||||
|
||||
<properties>
|
||||
<kafka.version>2.0.0</kafka.version>
|
||||
<javapoet.version>1.10.0</javapoet.version>
|
||||
<reflections.version>0.9.11</reflections.version>
|
||||
<mockftpserver.version>2.7.1</mockftpserver.version>
|
||||
|
||||
@ -11,8 +11,6 @@ This module contains articles about libraries for data processing in Java.
|
||||
- [An Introduction to SuanShu](https://www.baeldung.com/suanshu)
|
||||
- [Intro to Derive4J](https://www.baeldung.com/derive4j)
|
||||
- [Univocity Parsers](https://www.baeldung.com/java-univocity-parsers)
|
||||
- [Using Kafka MockConsumer](https://www.baeldung.com/kafka-mockconsumer)
|
||||
- [Using Kafka MockProducer](https://www.baeldung.com/kafka-mockproducer)
|
||||
- More articles: [[<-- prev]](/../libraries-data)
|
||||
|
||||
##### Building the project
|
||||
|
||||
@ -116,11 +116,6 @@
|
||||
<artifactId>univocity-parsers</artifactId>
|
||||
<version>${univocity.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-clients</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>com.google.guava</groupId>
|
||||
<artifactId>guava</artifactId>
|
||||
@ -144,13 +139,6 @@
|
||||
<version>${byte-buddy.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-clients</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
<classifier>test</classifier>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
|
||||
<repositories>
|
||||
@ -176,7 +164,6 @@
|
||||
<slf4j.version>1.7.25</slf4j.version>
|
||||
<awaitility.version>3.0.0</awaitility.version>
|
||||
<univocity.version>2.8.4</univocity.version>
|
||||
<kafka.version>2.5.0</kafka.version>
|
||||
<guava.version>29.0-jre</guava.version>
|
||||
</properties>
|
||||
|
||||
|
||||
@ -1,82 +0,0 @@
|
||||
package com.baeldung.flink;
|
||||
|
||||
|
||||
import com.baeldung.flink.model.Backup;
|
||||
import com.baeldung.flink.model.InputMessage;
|
||||
import com.baeldung.flink.operator.BackupAggregator;
|
||||
import com.baeldung.flink.operator.InputMessageTimestampAssigner;
|
||||
import com.baeldung.flink.operator.WordsCapitalizer;
|
||||
import org.apache.flink.streaming.api.TimeCharacteristic;
|
||||
import org.apache.flink.streaming.api.datastream.DataStream;
|
||||
import org.apache.flink.streaming.api.environment.StreamExecutionEnvironment;
|
||||
import org.apache.flink.streaming.api.windowing.time.Time;
|
||||
import org.apache.flink.streaming.connectors.kafka.FlinkKafkaConsumer011;
|
||||
import org.apache.flink.streaming.connectors.kafka.FlinkKafkaProducer011;
|
||||
|
||||
import static com.baeldung.flink.connector.Consumers.*;
|
||||
import static com.baeldung.flink.connector.Producers.*;
|
||||
|
||||
public class FlinkDataPipeline {
|
||||
|
||||
public static void capitalize() throws Exception {
|
||||
String inputTopic = "flink_input";
|
||||
String outputTopic = "flink_output";
|
||||
String consumerGroup = "baeldung";
|
||||
String address = "localhost:9092";
|
||||
|
||||
StreamExecutionEnvironment environment =
|
||||
StreamExecutionEnvironment.getExecutionEnvironment();
|
||||
|
||||
FlinkKafkaConsumer011<String> flinkKafkaConsumer =
|
||||
createStringConsumerForTopic(inputTopic, address, consumerGroup);
|
||||
flinkKafkaConsumer.setStartFromEarliest();
|
||||
|
||||
DataStream<String> stringInputStream =
|
||||
environment.addSource(flinkKafkaConsumer);
|
||||
|
||||
FlinkKafkaProducer011<String> flinkKafkaProducer =
|
||||
createStringProducer(outputTopic, address);
|
||||
|
||||
stringInputStream
|
||||
.map(new WordsCapitalizer())
|
||||
.addSink(flinkKafkaProducer);
|
||||
|
||||
environment.execute();
|
||||
}
|
||||
|
||||
public static void createBackup () throws Exception {
|
||||
String inputTopic = "flink_input";
|
||||
String outputTopic = "flink_output";
|
||||
String consumerGroup = "baeldung";
|
||||
String kafkaAddress = "localhost:9092";
|
||||
|
||||
StreamExecutionEnvironment environment =
|
||||
StreamExecutionEnvironment.getExecutionEnvironment();
|
||||
|
||||
environment.setStreamTimeCharacteristic(TimeCharacteristic.EventTime);
|
||||
|
||||
FlinkKafkaConsumer011<InputMessage> flinkKafkaConsumer =
|
||||
createInputMessageConsumer(inputTopic, kafkaAddress, consumerGroup);
|
||||
flinkKafkaConsumer.setStartFromEarliest();
|
||||
|
||||
flinkKafkaConsumer
|
||||
.assignTimestampsAndWatermarks(new InputMessageTimestampAssigner());
|
||||
FlinkKafkaProducer011<Backup> flinkKafkaProducer =
|
||||
createBackupProducer(outputTopic, kafkaAddress);
|
||||
|
||||
DataStream<InputMessage> inputMessagesStream =
|
||||
environment.addSource(flinkKafkaConsumer);
|
||||
|
||||
inputMessagesStream
|
||||
.timeWindowAll(Time.hours(24))
|
||||
.aggregate(new BackupAggregator())
|
||||
.addSink(flinkKafkaProducer);
|
||||
|
||||
environment.execute();
|
||||
}
|
||||
|
||||
public static void main(String[] args) throws Exception {
|
||||
createBackup();
|
||||
}
|
||||
|
||||
}
|
||||
@ -1,34 +0,0 @@
|
||||
package com.baeldung.flink.operator;
|
||||
|
||||
import com.baeldung.flink.model.Backup;
|
||||
import com.baeldung.flink.model.InputMessage;
|
||||
import org.apache.flink.api.common.functions.AggregateFunction;
|
||||
|
||||
import java.time.LocalDateTime;
|
||||
import java.util.ArrayList;
|
||||
import java.util.List;
|
||||
|
||||
public class BackupAggregator implements AggregateFunction<InputMessage, List<InputMessage>, Backup> {
|
||||
@Override
|
||||
public List<InputMessage> createAccumulator() {
|
||||
return new ArrayList<>();
|
||||
}
|
||||
|
||||
@Override
|
||||
public List<InputMessage> add(InputMessage inputMessage, List<InputMessage> inputMessages) {
|
||||
inputMessages.add(inputMessage);
|
||||
return inputMessages;
|
||||
}
|
||||
|
||||
@Override
|
||||
public Backup getResult(List<InputMessage> inputMessages) {
|
||||
Backup backup = new Backup(inputMessages, LocalDateTime.now());
|
||||
return backup;
|
||||
}
|
||||
|
||||
@Override
|
||||
public List<InputMessage> merge(List<InputMessage> inputMessages, List<InputMessage> acc1) {
|
||||
inputMessages.addAll(acc1);
|
||||
return inputMessages;
|
||||
}
|
||||
}
|
||||
@ -1,11 +0,0 @@
|
||||
## Data Libraries
|
||||
|
||||
This module contains articles about libraries for data processing in Java.
|
||||
|
||||
### Relevant articles
|
||||
- [Kafka Streams vs Kafka Consumer](https://www.baeldung.com/java-kafka-streams-vs-kafka-consumer)
|
||||
- [Kafka Topic Creation Using Java](https://www.baeldung.com/kafka-topic-creation)
|
||||
- More articles: [[<-- prev]](/../libraries-data-2)
|
||||
|
||||
##### Building the project
|
||||
You can build the project from the command line using: *mvn clean install*, or in an IDE. If you have issues with the derive4j imports in your IDE, you have to add the folder: *target/generated-sources/annotations* to the project build path in your IDE.
|
||||
@ -1,64 +0,0 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project xmlns="http://maven.apache.org/POM/4.0.0"
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
|
||||
<modelVersion>4.0.0</modelVersion>
|
||||
<artifactId>libraries-data-3</artifactId>
|
||||
<name>libraries-data-3</name>
|
||||
|
||||
<parent>
|
||||
<groupId>com.baeldung</groupId>
|
||||
<artifactId>parent-modules</artifactId>
|
||||
<version>1.0.0-SNAPSHOT</version>
|
||||
</parent>
|
||||
|
||||
<dependencies>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-clients</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.apache.kafka</groupId>
|
||||
<artifactId>kafka-streams</artifactId>
|
||||
<version>${kafka.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.slf4j</groupId>
|
||||
<artifactId>slf4j-api</artifactId>
|
||||
<version>${slf4j.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.slf4j</groupId>
|
||||
<artifactId>slf4j-log4j12</artifactId>
|
||||
<version>${slf4j.version}</version>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.assertj</groupId>
|
||||
<artifactId>assertj-core</artifactId>
|
||||
<version>${assertj.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.testcontainers</groupId>
|
||||
<artifactId>kafka</artifactId>
|
||||
<version>${testcontainers-kafka.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
<dependency>
|
||||
<groupId>org.testcontainers</groupId>
|
||||
<artifactId>junit-jupiter</artifactId>
|
||||
<version>${testcontainers-jupiter.version}</version>
|
||||
<scope>test</scope>
|
||||
</dependency>
|
||||
</dependencies>
|
||||
|
||||
<properties>
|
||||
<assertj.version>3.6.2</assertj.version>
|
||||
<slf4j.version>1.7.25</slf4j.version>
|
||||
<kafka.version>2.8.0</kafka.version>
|
||||
<testcontainers-kafka.version>1.15.3</testcontainers-kafka.version>
|
||||
<testcontainers-jupiter.version>1.15.3</testcontainers-jupiter.version>
|
||||
</properties>
|
||||
|
||||
</project>
|
||||
@ -3,14 +3,10 @@
|
||||
This module contains articles about libraries for data processing in Java.
|
||||
|
||||
### Relevant articles
|
||||
- [Introduction to KafkaStreams in Java](https://www.baeldung.com/java-kafka-streams)
|
||||
- [Introduction to JCache](https://www.baeldung.com/jcache)
|
||||
- [A Guide to Apache Ignite](https://www.baeldung.com/apache-ignite)
|
||||
- [Apache Ignite with Spring Data](https://www.baeldung.com/apache-ignite-spring-data)
|
||||
- [A Guide to Apache Crunch](https://www.baeldung.com/apache-crunch)
|
||||
- [Intro to Apache Storm](https://www.baeldung.com/apache-storm)
|
||||
- [Introduction to Kafka Connectors](https://www.baeldung.com/kafka-connectors-guide)
|
||||
- [Kafka Connect Example with MQTT and MongoDB](https://www.baeldung.com/kafka-connect-mqtt-mongodb)
|
||||
- [Building a Data Pipeline with Flink and Kafka](https://www.baeldung.com/kafka-flink-data-pipeline)
|
||||
- [Guide to JMapper](https://www.baeldung.com/jmapper)
|
||||
More articles: [[next -->]](/../libraries-data-2)
|
||||
@ -22,8 +22,6 @@ public class JMapperRelationalIntegrationTest {
|
||||
UserDto1 result1 = relationalMapper.oneToMany(UserDto1.class, user);
|
||||
UserDto2 result2= relationalMapper.oneToMany(UserDto2.class, user);
|
||||
|
||||
System.out.println(result1);
|
||||
System.out.println(result2);
|
||||
assertEquals(user.getId(), result1.getId());
|
||||
assertEquals(user.getEmail(), result1.getUsername());
|
||||
assertEquals(user.getId(), result2.getId());
|
||||
@ -40,8 +38,6 @@ public class JMapperRelationalIntegrationTest {
|
||||
UserDto1 result1 = relationalMapper.oneToMany(UserDto1.class, user);
|
||||
UserDto2 result2 = relationalMapper.oneToMany(UserDto2.class, user);
|
||||
|
||||
System.out.println(result1);
|
||||
System.out.println(result2);
|
||||
assertEquals(user.getId(), result1.getId());
|
||||
assertEquals(user.getEmail(), result1.getUsername());
|
||||
assertEquals(user.getId(), result2.getId());
|
||||
@ -64,8 +60,6 @@ public class JMapperRelationalIntegrationTest {
|
||||
UserDto1 result1 = relationalMapper.oneToMany(UserDto1.class, user);
|
||||
UserDto2 result2 = relationalMapper.oneToMany(UserDto2.class, user);
|
||||
|
||||
System.out.println(result1);
|
||||
System.out.println(result2);
|
||||
assertEquals(user.getId(), result1.getId());
|
||||
assertEquals(user.getEmail(), result1.getUsername());
|
||||
assertEquals(user.getId(), result2.getId());
|
||||
|
||||
17
maven-modules/maven-surefire-plugin/pom.xml
Normal file
17
maven-modules/maven-surefire-plugin/pom.xml
Normal file
@ -0,0 +1,17 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<project xmlns="http://maven.apache.org/POM/4.0.0"
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
|
||||
<modelVersion>4.0.0</modelVersion>
|
||||
<artifactId>maven-surefire-plugin</artifactId>
|
||||
<version>0.0.1-SNAPSHOT</version>
|
||||
<name>maven-surefire-plugin</name>
|
||||
<packaging>jar</packaging>
|
||||
<parent>
|
||||
<groupId>com.baeldung</groupId>
|
||||
<artifactId>maven-modules</artifactId>
|
||||
<version>0.0.1-SNAPSHOT</version>
|
||||
</parent>
|
||||
|
||||
|
||||
</project>
|
||||
@ -0,0 +1,14 @@
|
||||
package com.baeldung.runasingletest;
|
||||
|
||||
import org.junit.jupiter.api.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
class TheFirstUnitTest {
|
||||
private static final Logger logger = LoggerFactory.getLogger(TheFirstUnitTest.class);
|
||||
|
||||
@Test
|
||||
void whenTestCase_thenPass() {
|
||||
logger.info("Running a dummyTest");
|
||||
}
|
||||
}
|
||||
@ -0,0 +1,30 @@
|
||||
package com.baeldung.runasingletest;
|
||||
|
||||
import org.junit.jupiter.api.Test;
|
||||
import org.slf4j.Logger;
|
||||
import org.slf4j.LoggerFactory;
|
||||
|
||||
class TheSecondUnitTest {
|
||||
|
||||
private static final Logger logger = LoggerFactory.getLogger(TheSecondUnitTest.class);
|
||||
|
||||
@Test
|
||||
void whenTestCase1_thenPrintTest1_1() {
|
||||
logger.info("Running When Case1: test1_1");
|
||||
}
|
||||
|
||||
@Test
|
||||
void whenTestCase1_thenPrintTest1_2() {
|
||||
logger.info("Running When Case1: test1_2");
|
||||
}
|
||||
|
||||
@Test
|
||||
void whenTestCase1_thenPrintTest1_3() {
|
||||
logger.info("Running When Case1: test1_3");
|
||||
}
|
||||
|
||||
@Test
|
||||
void whenTestCase2_thenPrintTest2_1() {
|
||||
logger.info("Running When Case2: test2_1");
|
||||
}
|
||||
}
|
||||
@ -35,6 +35,7 @@
|
||||
<module>maven-builder-plugin</module>
|
||||
<module>host-maven-repo-example</module>
|
||||
<module>plugin-management</module>
|
||||
<module>maven-surefire-plugin</module>
|
||||
</modules>
|
||||
|
||||
</project>
|
||||
</project>
|
||||
|
||||
@ -1,7 +1,5 @@
|
||||
package com.baeldung.hibernate.lazycollection;
|
||||
|
||||
import com.baeldung.hibernate.lazycollection.model.Branch;
|
||||
import com.baeldung.hibernate.lazycollection.model.Employee;
|
||||
import org.hibernate.Hibernate;
|
||||
import org.hibernate.Session;
|
||||
import org.hibernate.SessionFactory;
|
||||
@ -9,15 +7,14 @@ import org.hibernate.boot.registry.StandardServiceRegistryBuilder;
|
||||
import org.hibernate.cfg.Configuration;
|
||||
import org.hibernate.dialect.H2Dialect;
|
||||
import org.hibernate.service.ServiceRegistry;
|
||||
|
||||
import org.junit.After;
|
||||
import org.junit.AfterClass;
|
||||
import org.junit.Assert;
|
||||
import org.junit.Before;
|
||||
import org.junit.BeforeClass;
|
||||
import org.junit.Test;
|
||||
|
||||
import javax.annotation.PostConstruct;
|
||||
import com.baeldung.hibernate.lazycollection.model.Branch;
|
||||
import com.baeldung.hibernate.lazycollection.model.Employee;
|
||||
|
||||
public class LazyCollectionIntegrationTest {
|
||||
|
||||
|
||||
@ -1,6 +1,5 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<!DOCTYPE log4j:configuration PUBLIC "-//APACHE//DTD LOG4J 1.2//EN" "log4j.dtd">
|
||||
<log4j:configuration xmlns:log4j='http://jakarta.apache.org/log4j/'>
|
||||
<configuration xmlns:log4j='http://jakarta.apache.org/log4j/'>
|
||||
<appender name="STDOUT" class="org.apache.log4j.ConsoleAppender">
|
||||
<layout class="org.apache.log4j.PatternLayout">
|
||||
<param name="ConversionPattern" value="%d %-5p [%t] %C{2} (%F:%L) - %m%n"/>
|
||||
@ -10,16 +9,16 @@
|
||||
<level value="info" />
|
||||
</logger>
|
||||
<logger name="org.hibernate.SQL">
|
||||
<level value="debug" />
|
||||
<level value="info" />
|
||||
</logger>
|
||||
<logger name="org.hibernate.type.descriptor.sql">
|
||||
<level value="trace" />
|
||||
<level value="info" />
|
||||
</logger>
|
||||
<logger name="org.hibernate.stat">
|
||||
<level value="debug" />
|
||||
<level value="info" />
|
||||
</logger>
|
||||
<root>
|
||||
<priority value ="info" />
|
||||
<appender-ref ref="STDOUT" />
|
||||
</root>
|
||||
</log4j:configuration>
|
||||
</configuration>
|
||||
@ -8,9 +8,9 @@
|
||||
</Appenders>
|
||||
<Loggers>
|
||||
<Logger name="org.hibernate" level="info"/>
|
||||
<Logger name="org.hibernate.SQL" level="debug"/>
|
||||
<Logger name="org.hibernate.type.descriptor.sql" level="trace"/>
|
||||
<Logger name="org.hibernate.stat" level="debug" />
|
||||
<Logger name="org.hibernate.SQL" level="info"/>
|
||||
<Logger name="org.hibernate.type.descriptor.sql" level="info"/>
|
||||
<Logger name="org.hibernate.stat" level="info" />
|
||||
<Root level="info" additivity="false">
|
||||
<AppenderRef ref="console" />
|
||||
</Root>
|
||||
|
||||
@ -8,9 +8,9 @@
|
||||
</appender>
|
||||
|
||||
<logger name="org.hibernate" level="INFO" />
|
||||
<logger name="org.hibernate.SQL" level="DEBUG" />
|
||||
<logger name="org.hibernate.type.descriptor.sql" level="TRACE" />
|
||||
<logger name="org.hibernate.stat" level="DEBUG" />
|
||||
<logger name="org.hibernate.SQL" level="INFO" />
|
||||
<logger name="org.hibernate.type.descriptor.sql" level="INFO" />
|
||||
<logger name="org.hibernate.stat" level="INFO" />
|
||||
|
||||
<root level="INFO">
|
||||
<appender-ref ref="STDOUT" />
|
||||
|
||||
@ -0,0 +1,212 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
|
||||
http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd"
|
||||
version="2.2">
|
||||
|
||||
<persistence-unit name="jpa-h2-queryparams"
|
||||
transaction-type="RESOURCE_LOCAL">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.queryparams.Employee</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
<property name="javax.persistence.sql-load-script-source"
|
||||
value="queryparams.sql" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
|
||||
<persistence-unit name="jpa-h2-text">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.text.Exam</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="entity-default-values">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.defaultvalues.User</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-query-types">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.querytypes.UserEntity</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
<property name="javax.persistence.sql-load-script-source"
|
||||
value="users.sql" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-projections">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.projections.Product</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
<property name="javax.persistence.sql-load-script-source"
|
||||
value="products_jpa.sql" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-h2-criteria">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.criteria.Item</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
<property name="javax.persistence.sql-load-script-source"
|
||||
value="item.sql" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-h2-multipltables">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.multipletables.multipleentities.MealWithMultipleEntities</class>
|
||||
<class>com.baeldung.jpa.multipletables.multipleentities.AllergensAsEntity</class>
|
||||
|
||||
<class>com.baeldung.jpa.multipletables.secondarytable.MealAsSingleEntity</class>
|
||||
|
||||
<class>com.baeldung.jpa.multipletables.secondarytable.embeddable.MealWithEmbeddedAllergens</class>
|
||||
<class>com.baeldung.jpa.multipletables.secondarytable.embeddable.AllergensAsEmbeddable</class>
|
||||
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create" />
|
||||
<property name="hibernate.hbm2ddl.import_files" value="multipletables.sql" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-h2-unrelated-entities">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.unrelated.entities.Cocktail</class>
|
||||
<class>com.baeldung.jpa.unrelated.entities.Recipe</class>
|
||||
<class>com.baeldung.jpa.unrelated.entities.MultipleRecipe</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect"
|
||||
value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults"
|
||||
value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-h2-primarykey">
|
||||
<provider>org.eclipse.persistence.jpa.PersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.generateidvalue.Admin</class>
|
||||
<class>com.baeldung.jpa.generateidvalue.Article</class>
|
||||
<class>com.baeldung.jpa.generateidvalue.IdGenerator</class>
|
||||
<class>com.baeldung.jpa.generateidvalue.Task</class>
|
||||
<class>com.baeldung.jpa.generateidvalue.User</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver"
|
||||
value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url"
|
||||
value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="javax.persistence.sql-load-script-source"
|
||||
value="primary_key_generator.sql" />
|
||||
<property name="eclipselink.ddl-generation" value="create-or-extend-tables" />
|
||||
<property name="eclipselink.ddl-generation.output-mode" value="database" />
|
||||
<property name="eclipselink.weaving" value="static" />
|
||||
<property name="eclipselink.logging.level" value="FINE" />
|
||||
<property name="eclipselink.jdbc.allow-native-sql-queries" value="true" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
</persistence>
|
||||
@ -0,0 +1,152 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<persistence xmlns="http://xmlns.jcp.org/xml/ns/persistence"
|
||||
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
|
||||
xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/persistence
|
||||
http://xmlns.jcp.org/xml/ns/persistence/persistence_2_2.xsd"
|
||||
version="2.2">
|
||||
<persistence-unit name="jpa-h2-equality">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.equality.EqualByJavaDefault</class>
|
||||
<class>com.baeldung.jpa.equality.EqualById</class>
|
||||
<class>com.baeldung.jpa.equality.EqualByBusinessKey</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="show_sql" value="false"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-h2-removal">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.removal.ShipmentInfo</class>
|
||||
<class>com.baeldung.jpa.removal.LineItem</class>
|
||||
<class>com.baeldung.jpa.removal.OrderRequest</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="show_sql" value="false"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-index">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.index.Student</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-h2-multiple-bag-fetch-exception">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.Album</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.Song</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.User</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.Artist</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.Offer</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.Playlist</class>
|
||||
<class>com.baeldung.jpa.multiplebagfetchexception.FavoriteSong</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="show_sql" value="false"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-h2-hibernate-unproxy">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.hibernateunproxy.Payment</class>
|
||||
<class>com.baeldung.jpa.hibernateunproxy.CreditCardPayment</class>
|
||||
<class>com.baeldung.jpa.hibernateunproxy.PaymentReceipt</class>
|
||||
<class>com.baeldung.jpa.hibernateunproxy.WebUser</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="hibernate.show_sql" value="false"/>
|
||||
<property name="hibernate.format_sql" value="true"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
|
||||
<persistence-unit name="jpa-h2-id-generation">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.IdGeneration.User</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:idGen"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="hibernate.format_sql" value="true"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-unique-constraints">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.uniqueconstraints.Person</class>
|
||||
<class>com.baeldung.jpa.uniqueconstraints.Address</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver" />
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test" />
|
||||
<property name="javax.persistence.jdbc.user" value="sa" />
|
||||
<property name="javax.persistence.jdbc.password" value="" />
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect" />
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop" />
|
||||
<property name="show_sql" value="false" />
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false" />
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
<persistence-unit name="jpa-h2-return-multiple-entities">
|
||||
<provider>org.hibernate.jpa.HibernatePersistenceProvider</provider>
|
||||
<class>com.baeldung.jpa.returnmultipleentities.Channel</class>
|
||||
<class>com.baeldung.jpa.returnmultipleentities.Subscription</class>
|
||||
<class>com.baeldung.jpa.returnmultipleentities.User</class>
|
||||
<class>com.baeldung.jpa.returnmultipleentities.ReportRepository</class>
|
||||
<exclude-unlisted-classes>true</exclude-unlisted-classes>
|
||||
<properties>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="javax.persistence.jdbc.url" value="jdbc:h2:mem:test"/>
|
||||
<property name="javax.persistence.jdbc.user" value="sa"/>
|
||||
<property name="javax.persistence.jdbc.password" value=""/>
|
||||
<property name="javax.persistence.jdbc.driver" value="org.h2.Driver"/>
|
||||
<property name="hibernate.dialect" value="org.hibernate.dialect.H2Dialect"/>
|
||||
<property name="hibernate.hbm2ddl.auto" value="create-drop"/>
|
||||
<property name="hibernate.show_sql" value="false"/>
|
||||
<property name="hibernate.format_sql" value="true"/>
|
||||
<property name="hibernate.temp.use_jdbc_metadata_defaults" value="false"/>
|
||||
</properties>
|
||||
</persistence-unit>
|
||||
</persistence>
|
||||
@ -0,0 +1,15 @@
|
||||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<configuration>
|
||||
<appender name="STDOUT"
|
||||
class="ch.qos.logback.core.ConsoleAppender">
|
||||
<encoder>
|
||||
<pattern>%d{HH:mm:ss.SSS} [%thread] %-5level %logger{36} -
|
||||
%msg%n
|
||||
</pattern>
|
||||
</encoder>
|
||||
</appender>
|
||||
<logger name="org.hibernate.SQL" level="INFO" />
|
||||
<root level="INFO">
|
||||
<appender-ref ref="STDOUT" />
|
||||
</root>
|
||||
</configuration>
|
||||
@ -14,4 +14,4 @@ This module contains articles about the Java Persistence API (JPA) in Java.
|
||||
- [Defining JPA Entities](https://www.baeldung.com/jpa-entities)
|
||||
- [JPA @Basic Annotation](https://www.baeldung.com/jpa-basic-annotation)
|
||||
- [Persisting Enums in JPA](https://www.baeldung.com/jpa-persisting-enums-in-jpa)
|
||||
- More articles: [[next -->]](/java-jpa-2)
|
||||
- More articles: [[next -->]](/persistence-modules/java-jpa-2)
|
||||
|
||||
@ -33,7 +33,7 @@
|
||||
</dependencies>
|
||||
|
||||
<properties>
|
||||
<mongo.version>3.10.1</mongo.version>
|
||||
<mongo.version>3.12.1</mongo.version>
|
||||
<flapdoodle.version>1.11</flapdoodle.version>
|
||||
<morphia.version>1.5.3</morphia.version>
|
||||
</properties>
|
||||
|
||||
@ -0,0 +1,50 @@
|
||||
package com.baeldung.existence.field;
|
||||
|
||||
import com.mongodb.BasicDBObject;
|
||||
import com.mongodb.MongoClient;
|
||||
import com.mongodb.client.MongoCollection;
|
||||
import com.mongodb.client.MongoDatabase;
|
||||
import com.mongodb.client.model.Filters;
|
||||
import org.bson.Document;
|
||||
import org.junit.Before;
|
||||
import org.junit.Test;
|
||||
|
||||
import static org.junit.Assert.*;
|
||||
|
||||
public class FieldExistenceLiveTest {
|
||||
private MongoClient mongoClient;
|
||||
private MongoDatabase db;
|
||||
private MongoCollection<Document> collection;
|
||||
|
||||
@Before
|
||||
public void setup() {
|
||||
if (mongoClient == null) {
|
||||
mongoClient = new MongoClient();
|
||||
db = mongoClient.getDatabase("existence");
|
||||
collection = db.getCollection("users");
|
||||
collection.insertOne(Document.parse("{'name':'Ben','surname': 'Big'}"));
|
||||
}
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenMongoCollection_whenUsingFilters_thenCheckingForExistingFieldWorks() {
|
||||
Document nameDoc = collection.find(Filters.exists("name")).first();
|
||||
assertNotNull(nameDoc);
|
||||
assertFalse(nameDoc.isEmpty());
|
||||
|
||||
nameDoc = collection.find(Filters.exists("non_existing")).first();
|
||||
assertNull(nameDoc);
|
||||
}
|
||||
|
||||
@Test
|
||||
public void givenMongoCollection_whenUsingStandardDocumentQuery_thenCheckingForExistingFieldWorks() {
|
||||
Document query = new Document("name", new BasicDBObject("$exists", true));
|
||||
Document doc = collection.find(query).first();
|
||||
assertNotNull(doc);
|
||||
assertFalse(doc.isEmpty());
|
||||
|
||||
query = new Document("non_existing", new BasicDBObject("$exists", true));
|
||||
doc = collection.find(query).first();
|
||||
assertNull(doc);
|
||||
}
|
||||
}
|
||||
@ -50,7 +50,7 @@ public class QueryXmlResourceWithConcurrentAxisIntegrationTest {
|
||||
|
||||
@Test
|
||||
public void createDatabaseAndXMarkResourceAndCheckQuery() throws IOException {
|
||||
final var pathToXmlFile = XML_DIRECTORY.resolve("10mb.xml");
|
||||
final var pathToXmlFile = XML_DIRECTORY.resolve("regions.xml");
|
||||
|
||||
// Create an empty XML database.
|
||||
Databases.createXmlDatabase(new DatabaseConfiguration(DATABASE_PATH));
|
||||
|
||||
8819
persistence-modules/sirix/src/test/resources/xml/regions.xml
Normal file
8819
persistence-modules/sirix/src/test/resources/xml/regions.xml
Normal file
File diff suppressed because it is too large
Load Diff
@ -8,7 +8,7 @@ spring.h2.console.path=/h2-console
|
||||
spring.datasource.data=data-trans.sql
|
||||
|
||||
logging.level.org.hibernate.SQL=INFO
|
||||
logging.level.org.hibernate.type=TRACE
|
||||
logging.level.org.hibernate.type=INFO
|
||||
spring.jpa.properties.hibernate.validator.apply_to_ddl=false
|
||||
spring.jpa.properties.hibernate.enable_lazy_load_no_trans=false
|
||||
spring.jpa.open-in-view=false
|
||||
@ -8,7 +8,7 @@ spring.h2.console.path=/h2-console
|
||||
spring.datasource.data=data-trans.sql
|
||||
|
||||
logging.level.org.hibernate.SQL=INFO
|
||||
logging.level.org.hibernate.type=TRACE
|
||||
logging.level.org.hibernate.type=INFO
|
||||
spring.jpa.properties.hibernate.validator.apply_to_ddl=false
|
||||
spring.jpa.properties.hibernate.enable_lazy_load_no_trans=true
|
||||
spring.jpa.open-in-view=false
|
||||
@ -13,6 +13,7 @@ public class User {
|
||||
@Id
|
||||
@GeneratedValue(strategy = GenerationType.AUTO)
|
||||
private long id;
|
||||
private long status;
|
||||
private String name;
|
||||
private String email;
|
||||
|
||||
@ -39,6 +40,14 @@ public class User {
|
||||
this.email = email;
|
||||
}
|
||||
|
||||
public void setStatus(long status) {
|
||||
this.status = status;
|
||||
}
|
||||
|
||||
public long getStatus() {
|
||||
return status;
|
||||
}
|
||||
|
||||
@Override
|
||||
public String toString() {
|
||||
return "User{" + "id=" + id + ", name=" + name + ", email=" + email + '}';
|
||||
|
||||
@ -1,5 +1,6 @@
|
||||
drop table if exists USERS;
|
||||
drop table if exists country;
|
||||
drop table if exists BOOK;
|
||||
|
||||
create table USERS(
|
||||
ID int not null AUTO_INCREMENT,
|
||||
@ -12,4 +13,10 @@ CREATE TABLE country (
|
||||
id INTEGER NOT NULL AUTO_INCREMENT,
|
||||
name VARCHAR(128) NOT NULL,
|
||||
PRIMARY KEY (id)
|
||||
);
|
||||
);
|
||||
|
||||
create table BOOK(
|
||||
ID int not null AUTO_INCREMENT,
|
||||
NAME varchar(128) not null,
|
||||
PRIMARY KEY ( ID )
|
||||
);
|
||||
|
||||
@ -12,5 +12,5 @@ hibernate.cache.use_second_level_cache=true
|
||||
hibernate.cache.use_query_cache=true
|
||||
hibernate.cache.region.factory_class=org.hibernate.cache.ehcache.EhCacheRegionFactory
|
||||
|
||||
spring.jpa.properties.hibernate.hbm2ddl.import_files=migrated_users.sql, import_books.sql
|
||||
spring.jpa.properties.hibernate.hbm2ddl.import_files=import_books.sql
|
||||
spring.datasource.data=import_*_users.sql
|
||||
@ -4,3 +4,5 @@
|
||||
|
||||
|
||||
### Relevant Articles:
|
||||
|
||||
- [Spring Data with ArangoDB](https://www.baeldung.com/spring-data-arangodb)
|
||||
|
||||
@ -16,8 +16,11 @@ import static org.junit.jupiter.api.Assertions.assertFalse;
|
||||
import static org.junit.jupiter.api.Assertions.assertNotNull;
|
||||
import static org.junit.jupiter.api.Assertions.assertTrue;
|
||||
|
||||
/**
|
||||
* ArangoDB server should be up and running for this test case to run successfully
|
||||
*/
|
||||
@SpringBootTest
|
||||
public class ArticleRepositoryIntegrationTest {
|
||||
public class ArticleRepositoryLiveTest {
|
||||
|
||||
@Autowired
|
||||
ArticleRepository articleRepository;
|
||||
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