Merge branch 'eugenp:master' into master

This commit is contained in:
Ulisses Lima 2022-05-16 21:23:05 -03:00 committed by GitHub
commit 5c299c2e54
188 changed files with 2794 additions and 1324 deletions

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@ -26,4 +26,3 @@
</properties> </properties>
</project> </project>

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@ -9,3 +9,4 @@ This module contains articles about Apache Spark
- [Machine Learning with Spark MLlib](https://www.baeldung.com/spark-mlib-machine-learning) - [Machine Learning with Spark MLlib](https://www.baeldung.com/spark-mlib-machine-learning)
- [Introduction to Spark Graph Processing with GraphFrames](https://www.baeldung.com/spark-graph-graphframes) - [Introduction to Spark Graph Processing with GraphFrames](https://www.baeldung.com/spark-graph-graphframes)
- [Apache Spark: Differences between Dataframes, Datasets and RDDs](https://www.baeldung.com/java-spark-dataframe-dataset-rdd) - [Apache Spark: Differences between Dataframes, Datasets and RDDs](https://www.baeldung.com/java-spark-dataframe-dataset-rdd)
- [Spark DataFrame](https://www.baeldung.com/spark-dataframes)

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@ -12,17 +12,25 @@ import org.junit.AfterClass;
import org.junit.BeforeClass; import org.junit.BeforeClass;
import org.junit.Test; import org.junit.Test;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;
import scala.Tuple2; import scala.Tuple2;
public class ActionsUnitTest { public class ActionsUnitTest {
public static final Logger LOG = LoggerFactory.getLogger(ActionsUnitTest.class);
private static JavaRDD<String> tourists; private static JavaRDD<String> tourists;
private static JavaSparkContext sc; private static JavaSparkContext sc;
public static final String COMMA_DELIMITER = ",(?=([^\"]*\"[^\"]*\")*[^\"]*$)"; public static final String COMMA_DELIMITER = ",(?=([^\"]*\"[^\"]*\")*[^\"]*$)";
@BeforeClass @BeforeClass
public static void init() { public static void init() {
SparkConf conf = new SparkConf().setAppName("reduce") SparkConf conf = new SparkConf()
.setMaster("local[*]"); .setAppName("reduce")
.setMaster("local[*]")
.set("spark.driver.allowMultipleContexts", "true");
sc = new JavaSparkContext(conf); sc = new JavaSparkContext(conf);
tourists = sc.textFile("data/Tourist.csv").filter(line -> !line.startsWith("Region")); tourists = sc.textFile("data/Tourist.csv").filter(line -> !line.startsWith("Region"));
} }
@ -40,7 +48,7 @@ public class ActionsUnitTest {
}) })
.distinct(); .distinct();
Long numberOfCountries = countries.count(); Long numberOfCountries = countries.count();
System.out.println("Count: " + numberOfCountries); LOG.debug("Count: {}", numberOfCountries);
assertEquals(Long.valueOf(220), numberOfCountries); assertEquals(Long.valueOf(220), numberOfCountries);
} }
@ -53,9 +61,11 @@ public class ActionsUnitTest {
String[] columns = line.split(COMMA_DELIMITER); String[] columns = line.split(COMMA_DELIMITER);
return new Tuple2<>(columns[1], Double.valueOf(columns[6])); return new Tuple2<>(columns[1], Double.valueOf(columns[6]));
}); });
List<Tuple2<String, Double>> totalByCountry = expenditurePairRdd.reduceByKey((x, y) -> x + y) List<Tuple2<String, Double>> totalByCountry = expenditurePairRdd
.reduceByKey(Double::sum)
.collect(); .collect();
System.out.println("Total per Country: " + totalByCountry);
LOG.debug("Total per Country: {}", totalByCountry);
for(Tuple2<String, Double> tuple : totalByCountry) { for(Tuple2<String, Double> tuple : totalByCountry) {
if (tuple._1.equals("Mexico")) { if (tuple._1.equals("Mexico")) {

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@ -39,7 +39,9 @@ public class DataFrameUnitTest {
@Test @Test
public void whenSelectSpecificColumns_thenColumnsFiltered() { public void whenSelectSpecificColumns_thenColumnsFiltered() {
Dataset<Row> selectedData = data.select(col("country"), col("year"), col("value")); Dataset<Row> selectedData = data.select(col("country"), col("year"), col("value"));
selectedData.show();
// uncomment to see table
// selectedData.show();
List<String> resultList = Arrays.asList(selectedData.columns()); List<String> resultList = Arrays.asList(selectedData.columns());
assertTrue(resultList.contains("country")); assertTrue(resultList.contains("country"));
@ -52,7 +54,9 @@ public class DataFrameUnitTest {
@Test @Test
public void whenFilteringByCountry_thenCountryRecordsSelected() { public void whenFilteringByCountry_thenCountryRecordsSelected() {
Dataset<Row> filteredData = data.filter(col("country").equalTo("Mexico")); Dataset<Row> filteredData = data.filter(col("country").equalTo("Mexico"));
filteredData.show();
// uncomment to see table
// filteredData.show();
filteredData.foreach(record -> { filteredData.foreach(record -> {
assertEquals("Mexico", record.get(1)); assertEquals("Mexico", record.get(1));
@ -64,10 +68,12 @@ public class DataFrameUnitTest {
public void whenGroupCountByCountry_thenContryTotalRecords() { public void whenGroupCountByCountry_thenContryTotalRecords() {
Dataset<Row> recordsPerCountry = data.groupBy(col("country")) Dataset<Row> recordsPerCountry = data.groupBy(col("country"))
.count(); .count();
recordsPerCountry.show();
// uncomment to see table
// recordsPerCountry.show();
Dataset<Row> filteredData = recordsPerCountry.filter(col("country").equalTo("Sweden")); Dataset<Row> filteredData = recordsPerCountry.filter(col("country").equalTo("Sweden"));
assertEquals(new Long(12), filteredData.first() assertEquals(12L, filteredData.first()
.get(1)); .get(1));
} }

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@ -3,6 +3,7 @@ package com.baeldung.differences.rdd;
import static org.apache.spark.sql.functions.col; import static org.apache.spark.sql.functions.col;
import static org.apache.spark.sql.functions.sum; import static org.apache.spark.sql.functions.sum;
import static org.junit.Assert.assertEquals; import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.apache.spark.api.java.function.FilterFunction; import org.apache.spark.api.java.function.FilterFunction;
import org.apache.spark.sql.DataFrameReader; import org.apache.spark.sql.DataFrameReader;
@ -45,7 +46,9 @@ public class DatasetUnitTest {
Dataset<TouristData> selectedData = typedDataset Dataset<TouristData> selectedData = typedDataset
.filter((FilterFunction<TouristData>) record -> record.getCountry() .filter((FilterFunction<TouristData>) record -> record.getCountry()
.equals("Norway")); .equals("Norway"));
selectedData.show();
// uncomment to see output
// selectedData.show();
selectedData.foreach(record -> { selectedData.foreach(record -> {
assertEquals("Norway", record.getCountry()); assertEquals("Norway", record.getCountry());
@ -56,28 +59,41 @@ public class DatasetUnitTest {
public void whenGroupCountByCountry_thenContryTotalRecords() { public void whenGroupCountByCountry_thenContryTotalRecords() {
Dataset<Row> countriesCount = typedDataset.groupBy(typedDataset.col("country")) Dataset<Row> countriesCount = typedDataset.groupBy(typedDataset.col("country"))
.count(); .count();
countriesCount.show();
assertEquals(Long.valueOf(220), Long.valueOf(countriesCount.count())); // uncomment to see output
// countriesCount.show();
assertEquals(220, countriesCount.count());
} }
@Test @Test
public void whenFilteredByPropertyRange_thenRetreiveValidRecords() { public void whenFilteredByPropertyRange_thenRetreiveValidRecords() {
// Filter records with existing data for years between 2010 and 2017 // Filter records with existing data for years between 2010 and 2017
typedDataset.filter((FilterFunction<TouristData>) record -> record.getYear() != null Dataset<TouristData> filteredData = typedDataset.filter(
&& (Long.valueOf(record.getYear()) > 2010 && Long.valueOf(record.getYear()) < 2017)) (FilterFunction<TouristData>) record -> record.getYear() != null
.show(); && (Long.parseLong(record.getYear()) > 2010 && Long.parseLong(record.getYear()) < 2017));
// uncomment to see output
// filteredData.show();
assertEquals(394, filteredData.count());
filteredData.foreach(record -> {
assertTrue(Integer.parseInt(record.getYear()) > 2010 && Integer.parseInt(record.getYear()) < 2017);
});
} }
@Test @Test
public void whenSumValue_thenRetreiveTotalValue() { public void whenSumValue_thenRetreiveTotalValue() {
// Total tourist expenditure by country // Total tourist expenditure by country
typedDataset.filter((FilterFunction<TouristData>) record -> record.getValue() != null Dataset<Row> filteredData = typedDataset.filter((FilterFunction<TouristData>) record -> record.getValue() != null
&& record.getSeries() && record.getSeries().contains("expenditure"))
.contains("expenditure"))
.groupBy("country") .groupBy("country")
.agg(sum("value")) .agg(sum("value"));
.show();
// uncomment to see output
// filteredData.show();
assertEquals(212, filteredData.count());
} }
} }

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@ -23,8 +23,11 @@ public class TransformationsUnitTest {
@BeforeClass @BeforeClass
public static void init() { public static void init() {
SparkConf conf = new SparkConf().setAppName("uppercaseCountries") SparkConf conf = new SparkConf()
.setMaster("local[*]"); .setAppName("uppercaseCountries")
.setMaster("local[*]")
.set("spark.driver.allowMultipleContexts", "true");
sc = new JavaSparkContext(conf); sc = new JavaSparkContext(conf);
tourists = sc.textFile("data/Tourist.csv") tourists = sc.textFile("data/Tourist.csv")
.filter(line -> !line.startsWith("Region")); //filter header row .filter(line -> !line.startsWith("Region")); //filter header row

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@ -78,6 +78,25 @@
</execution> </execution>
</executions> </executions>
</plugin> </plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>${maven-plugins-version}</version>
<executions>
<execution>
<id>copy</id>
<phase>compile</phase>
<goals>
<goal>copy-dependencies</goal>
</goals>
<configuration>
<includeScope></includeScope>
<includeTypes>so,dll,dylib</includeTypes>
<outputDirectory>native-libs</outputDirectory>
</configuration>
</execution>
</executions>
</plugin>
</plugins> </plugins>
</build> </build>
@ -99,6 +118,7 @@
<commons-codec-version>1.10.L001</commons-codec-version> <commons-codec-version>1.10.L001</commons-codec-version>
<jets3t-version>0.9.4.0006L</jets3t-version> <jets3t-version>0.9.4.0006L</jets3t-version>
<maven-shade-plugin.version>3.0.0</maven-shade-plugin.version> <maven-shade-plugin.version>3.0.0</maven-shade-plugin.version>
<maven-plugins-version>3.1.1</maven-plugins-version>
</properties> </properties>
</project> </project>

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@ -20,7 +20,6 @@
<artifactId>aws-java-sdk</artifactId> <artifactId>aws-java-sdk</artifactId>
<version>${aws-java-sdk.version}</version> <version>${aws-java-sdk.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>commons-io</groupId> <groupId>commons-io</groupId>
<artifactId>commons-io</artifactId> <artifactId>commons-io</artifactId>

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@ -12,3 +12,4 @@ This module contains articles about Java 11 core features
- [Java HTTPS Client Certificate Authentication](https://www.baeldung.com/java-https-client-certificate-authentication) - [Java HTTPS Client Certificate Authentication](https://www.baeldung.com/java-https-client-certificate-authentication)
- [Call Methods at Runtime Using Java Reflection](https://www.baeldung.com/java-method-reflection) - [Call Methods at Runtime Using Java Reflection](https://www.baeldung.com/java-method-reflection)
- [Java HttpClient Basic Authentication](https://www.baeldung.com/java-httpclient-basic-auth) - [Java HttpClient Basic Authentication](https://www.baeldung.com/java-httpclient-basic-auth)
- [Java HttpClient With SSL](https://www.baeldung.com/java-httpclient-ssl)

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@ -0,0 +1,32 @@
package com.baeldung.httpclient.ssl;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import java.io.IOException;
import java.net.URI;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.util.Properties;
public class HttpClientSSLBypassUnitTest {
@Test
public void whenHttpsRequest_thenCorrect() throws IOException, InterruptedException {
final Properties props = System.getProperties();
props.setProperty("jdk.internal.httpclient.disableHostnameVerification", Boolean.TRUE.toString());
HttpClient httpClient = HttpClient.newBuilder()
.build();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create("https://www.testingmcafeesites.com/"))
.build();
HttpResponse<String> response = httpClient.send(request, HttpResponse.BodyHandlers.ofString());
props.setProperty("jdk.internal.httpclient.disableHostnameVerification", Boolean.FALSE.toString());
Assertions.assertEquals(200, response.statusCode());
}
}

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@ -0,0 +1,41 @@
package com.baeldung.httpclient.ssl;
import org.junit.Test;
import javax.net.ssl.SSLHandshakeException;
import java.io.IOException;
import java.net.URI;
import java.net.URISyntaxException;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import static org.junit.Assert.assertEquals;
public class HttpClientSSLUnitTest {
@Test
public void whenValidHttpsRequest_thenCorrect() throws URISyntaxException, IOException, InterruptedException {
HttpClient httpClient = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(new URI("https://www.google.com/"))
.build();
HttpResponse<String> response = httpClient.send(request, HttpResponse.BodyHandlers.ofString());
assertEquals(200, response.statusCode());
}
@Test(expected = SSLHandshakeException.class)
public void whenInvalidHttpsRequest_thenInCorrect() throws IOException, InterruptedException {
HttpClient httpClient = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create("https://expired.badssl.com/"))
.build();
HttpResponse<String> response = httpClient.send(request, HttpResponse.BodyHandlers.ofString());
assertEquals(200, response.statusCode());
}
}

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@ -0,0 +1,36 @@
package com.baeldung.java9.delimiters;
import java.util.ArrayList;
import java.util.List;
import java.util.Scanner;
import java.util.regex.Pattern;
public class DelimiterDemo {
public static List<String> scannerWithDelimiter(String input, String delimiter) {
try (Scanner scan = new Scanner(input)) {
scan.useDelimiter(delimiter);
List<String> result = new ArrayList<String>();
scan.forEachRemaining(result::add);
return result;
}
}
public static List<String> scannerWithDelimiterUsingPattern(String input, Pattern delimiter) {
try (Scanner scan = new Scanner(input)) {
scan.useDelimiter(delimiter);
List<String> result = new ArrayList<String>();
scan.forEachRemaining(result::add);
return result;
}
}
public static List<String> baseScanner(String input) {
try (Scanner scan = new Scanner(input)) {
List<String> result = new ArrayList<String>();
scan.forEachRemaining(result::add);
return result;
}
}
}

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@ -0,0 +1,67 @@
package com.baeldung.java9.delimiters;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.util.Arrays;
import java.util.List;
import java.util.function.BiFunction;
import java.util.regex.Pattern;
import org.junit.jupiter.api.Test;
class DelimiterDemoUnitTest {
@Test
void givenSimpleCharacterDelimiter_whenScannerWithDelimiter_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiter, "Welcome to Baeldung", "\\s", Arrays.asList("Welcome", "to", "Baeldung"));
}
@Test
void givenStringDelimiter_whenScannerWithDelimiter_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiter, "HelloBaeldungHelloWorld", "Hello", Arrays.asList("Baeldung", "World"));
}
@Test
void givenVariousPossibleDelimiters_whenScannerWithDelimiter_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiter, "Welcome to Baeldung.\nThank you for reading.\nThe team", "\n|\\s", Arrays.asList("Welcome", "to", "Baeldung.", "Thank", "you", "for", "reading.", "The", "team"));
}
@Test
void givenWildcardRegexDelimiter_whenScannerWithDelimiter_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiter, "1aaaaaaa2aa3aaa4", "a+", Arrays.asList("1", "2", "3", "4"));
}
@Test
void givenSimpleCharacterDelimiter_whenScannerWithDelimiterUsingPattern_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiterUsingPattern, "Welcome to Baeldung", Pattern.compile("\\s"), Arrays.asList("Welcome", "to", "Baeldung"));
}
@Test
void givenStringDelimiter_whenScannerWithDelimiterUsingPattern_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiterUsingPattern, "HelloBaeldungHelloWorld", Pattern.compile("Hello"), Arrays.asList("Baeldung", "World"));
}
@Test
void givenVariousPossibleDelimiters_whenScannerWithDelimiterUsingPattern_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiterUsingPattern, "Welcome to Baeldung.\nThank you for reading.\nThe team", Pattern.compile("\n|\\s"), Arrays.asList("Welcome", "to", "Baeldung.", "Thank", "you", "for", "reading.", "The", "team"));
}
@Test
void givenWildcardRegexDelimiters_whenScannerWithDelimiterUsingPattern_ThenInputIsCorrectlyParsed() {
checkOutput(DelimiterDemo::scannerWithDelimiterUsingPattern, "1aaaaaaa2aa3aaa4", Pattern.compile("a*"), Arrays.asList("1", "2", "3", "4"));
}
void checkOutput(BiFunction<String, String, List<String>> function, String input, String delimiter, List<String> expectedOutput) {
assertEquals(expectedOutput, function.apply(input, delimiter));
}
void checkOutput(BiFunction<String, Pattern, List<String>> function, String input, Pattern delimiter, List<String> expectedOutput) {
assertEquals(expectedOutput, function.apply(input, delimiter));
}
@Test
void whenBaseScanner_ThenWhitespacesAreUsedAsDelimiters() {
assertEquals(List.of("Welcome", "at", "Baeldung"), DelimiterDemo.baseScanner("Welcome at Baeldung"));
}
}

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@ -12,3 +12,4 @@
- [Sorting in Java](https://www.baeldung.com/java-sorting) - [Sorting in Java](https://www.baeldung.com/java-sorting)
- [Getting the Size of an Iterable in Java](https://www.baeldung.com/java-iterable-size) - [Getting the Size of an Iterable in Java](https://www.baeldung.com/java-iterable-size)
- [Java Null-Safe Streams from Collections](https://www.baeldung.com/java-null-safe-streams-from-collections) - [Java Null-Safe Streams from Collections](https://www.baeldung.com/java-null-safe-streams-from-collections)
- [Differences Between Iterator and Iterable and How to Use Them?](https://www.baeldung.com/java-iterator-vs-iterable)

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@ -0,0 +1,17 @@
package com.baeldung.collections.iterable;
class CustomIterableClient {
public static void main(String[] args) {
ShoppingCart<Product> shoppingCart = new ShoppingCart<>();
shoppingCart.add(new Product("Tuna", 42));
shoppingCart.add(new Product("Eggplant", 65));
shoppingCart.add(new Product("Salad", 45));
shoppingCart.add(new Product("Banana", 29));
for (Product product : shoppingCart) {
System.out.println(product.getName());
}
}
}

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@ -0,0 +1,32 @@
package com.baeldung.collections.iterable;
import java.util.Iterator;
import java.util.List;
public class IterableExample {
public void iterateUsingIterator(List<Integer> numbers) {
Iterator<Integer> iterator = numbers.iterator();
while (iterator.hasNext()) {
System.out.println(iterator.next());
}
}
public void iterateUsingEnhancedForLoop(List<Integer> numbers) {
for (Integer number : numbers) {
System.out.println(number);
}
}
public void iterateUsingForEachLoop(List<Integer> numbers) {
numbers.forEach(System.out::println);
}
public void removeElementsUsingIterator(List<Integer> numbers) {
Iterator<Integer> iterator = numbers.iterator();
while (iterator.hasNext()) {
iterator.next();
iterator.remove();
}
}
}

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@ -0,0 +1,28 @@
package com.baeldung.collections.iterable;
class Product {
private String name;
private double price;
public Product(String code, double price) {
this.name = code;
this.price = price;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public double getPrice() {
return price;
}
public void setPrice(double price) {
this.price = price;
}
}

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@ -0,0 +1,72 @@
package com.baeldung.collections.iterable;
import java.util.Arrays;
import java.util.ConcurrentModificationException;
import java.util.Iterator;
import java.util.NoSuchElementException;
public class ShoppingCart<E> implements Iterable<E> {
private E[] elementData;
private int size;
public ShoppingCart() {
this.elementData = (E[]) new Object[]{};
}
public void add(E element) {
ensureCapacity(size + 1);
elementData[size++] = element;
}
private void ensureCapacity(int minCapacity) {
int oldCapacity = elementData.length;
int newCapacity = oldCapacity + (oldCapacity >> 1);
if (newCapacity - minCapacity < 0) {
newCapacity = minCapacity;
}
elementData = Arrays.copyOf(elementData, newCapacity);
}
@Override
public Iterator<E> iterator() {
return new ShoppingCartIterator();
}
public class ShoppingCartIterator implements Iterator<E> {
int cursor;
int lastReturned = -1;
public boolean hasNext() {
return cursor != size;
}
public E next() {
return getNextElement();
}
private E getNextElement() {
int current = cursor;
exist(current);
E[] elements = ShoppingCart.this.elementData;
validate(elements, current);
cursor = current + 1;
lastReturned = current;
return elements[lastReturned];
}
private void exist(int current) {
if (current >= size) {
throw new NoSuchElementException();
}
}
private void validate(E[] elements, int current) {
if (current >= elements.length) {
throw new ConcurrentModificationException();
}
}
}
}

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@ -0,0 +1,14 @@
package com.baeldung.collections.iterator;
import java.util.Iterator;
class CustomIteratorClient {
public static void main(String[] args) {
Iterator<Integer> iterator = Numbers.iterator();
while (iterator.hasNext()) {
System.out.println(iterator.next());
}
}
}

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@ -0,0 +1,60 @@
package com.baeldung.collections.iterator;
import java.util.Arrays;
import java.util.Iterator;
import java.util.List;
import java.util.NoSuchElementException;
class Numbers {
private static final List<Integer> NUMBER_LIST = Arrays.asList(1, 2, 3, 4, 5, 6, 7, 8, 9, 10);
private Numbers() {
}
public static Iterator<Integer> iterator() {
return new PrimeIterator();
}
private static class PrimeIterator implements Iterator<Integer> {
private int cursor;
@Override
public Integer next() {
exist(cursor);
return NUMBER_LIST.get(cursor++);
}
private void exist(int current) {
if (current >= NUMBER_LIST.size()) {
throw new NoSuchElementException();
}
}
@Override
public boolean hasNext() {
if (cursor > NUMBER_LIST.size()) {
return false;
}
for (int i = cursor; i < NUMBER_LIST.size(); i++) {
if (isPrime(NUMBER_LIST.get(i))) {
cursor = i;
return true;
}
}
return false;
}
private boolean isPrime(int number) {
for (int i = 2; i <= number / 2; ++i) {
if (number % i == 0) {
return false;
}
}
return true;
}
}
}

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@ -0,0 +1,54 @@
package com.baeldung.collections.iterable;
import com.baeldung.collections.iterable.IterableExample;
import org.junit.jupiter.api.Test;
import java.util.ArrayList;
import java.util.List;
import static org.junit.jupiter.api.Assertions.assertEquals;
class IterableUnitTest {
private static List<Integer> getNumbers() {
List<Integer> numbers = new ArrayList<>();
numbers.add(10);
numbers.add(20);
numbers.add(30);
numbers.add(40);
return numbers;
}
@Test
void givenNumbers_whenUsingIterator_thenCorrectSize() {
List<Integer> numbers = getNumbers();
IterableExample iterableExample = new IterableExample();
iterableExample.iterateUsingIterator(numbers);
assertEquals(4, numbers.size());
}
@Test
void givenNumbers_whenRemoveElements_thenEmptyList() {
List<Integer> numbers = getNumbers();
IterableExample iterableExample = new IterableExample();
iterableExample.removeElementsUsingIterator(numbers);
assertEquals(0, numbers.size());
}
@Test
void givenNumbers_whenIterateUsingEnhancedForLoop_thenCorrectSize() {
List<Integer> numbers = getNumbers();
IterableExample iterableExample = new IterableExample();
iterableExample.iterateUsingEnhancedForLoop(numbers);
assertEquals(4, numbers.size());
}
@Test
void givenNumbers_whenIterateUsingForEachLoop_thenCorrectSize() {
List<Integer> numbers = getNumbers();
IterableExample iterableExample = new IterableExample();
iterableExample.iterateUsingForEachLoop(numbers);
assertEquals(4, numbers.size());
}
}

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@ -14,4 +14,16 @@
<version>0.0.1-SNAPSHOT</version> <version>0.0.1-SNAPSHOT</version>
</parent> </parent>
<dependencies>
<dependency>
<groupId>commons-lang</groupId>
<artifactId>commons-lang</artifactId>
<version>${commons-lang.version}</version>
</dependency>
</dependencies>
<properties>
<commons-lang.version>2.2</commons-lang.version>
</properties>
</project> </project>

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@ -0,0 +1,72 @@
package com.baeldung.collections.sorting;
import java.util.Date;
public class Employee implements Comparable<Employee>{
private String name;
private int age;
private double salary;
private Date joiningDate;
public Employee(String name, int age, double salary, Date joiningDate) {
this.name = name;
this.age = age;
this.salary = salary;
this.joiningDate = joiningDate;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public int getAge() {
return age;
}
public void setAge(int age) {
this.age = age;
}
public double getSalary() {
return salary;
}
public void setSalary(double salary) {
this.salary = salary;
}
public Date getJoiningDate() {
return joiningDate;
}
public void setJoiningDate(Date joiningDate) {
this.joiningDate = joiningDate;
}
@Override
public boolean equals(Object obj) {
return ((Employee) obj).getName()
.equals(getName());
}
@Override
public String toString() {
return new StringBuffer().append("(")
.append(getName()).append(",")
.append(getAge())
.append(",")
.append(getSalary()).append(",").append(getJoiningDate())
.append(")")
.toString();
}
@Override
public int compareTo(Employee employee) {
return getJoiningDate().compareTo(employee.getJoiningDate());
}
}

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@ -0,0 +1,146 @@
package com.baeldung.collections.sorting;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertTrue;
import java.util.ArrayList;
import java.util.Collections;
import java.util.Comparator;
import java.util.Date;
import java.util.List;
import org.apache.commons.lang.time.DateUtils;
import org.junit.Before;
import org.junit.Test;
public class EmployeeSortingByDateUnitTest {
private List<Employee> employees = new ArrayList<>();
private List<Employee> employeesSortedByDateAsc = new ArrayList<>();
private List<Employee> employeesSortedByDateDesc = new ArrayList<>();
@Before
public void initVariables() {
Collections.addAll(employees,
new Employee("Earl", 43, 10000, DateUtils.addMonths(new Date(), -2)),
new Employee("Frank", 33, 7000, DateUtils.addDays(new Date(), -20)),
new Employee("Steve", 26, 6000, DateUtils.addDays(new Date(), -10)),
new Employee("Jessica", 23, 4000, DateUtils.addMonths(new Date(), -6)),
new Employee("Pearl", 33, 6000, DateUtils.addYears(new Date(), -1)),
new Employee("John", 23, 5000, new Date())
);
Collections.addAll(employeesSortedByDateDesc,
new Employee("John", 23, 5000, new Date()),
new Employee("Steve", 26, 6000, DateUtils.addDays(new Date(), -10)),
new Employee("Frank", 33, 7000, DateUtils.addDays(new Date(), -20)),
new Employee("Earl", 43, 10000, DateUtils.addMonths(new Date(), -2)),
new Employee("Jessica", 23, 4000, DateUtils.addMonths(new Date(), -6)),
new Employee("Pearl", 33, 6000, DateUtils.addYears(new Date(), -1))
);
Collections.addAll(employeesSortedByDateAsc,
new Employee("Pearl", 33, 6000, DateUtils.addYears(new Date(), -1)),
new Employee("Jessica", 23, 4000, DateUtils.addMonths(new Date(), -6)),
new Employee("Earl", 43, 10000, DateUtils.addMonths(new Date(), -2)),
new Employee("Frank", 33, 7000, DateUtils.addDays(new Date(), -20)),
new Employee("Steve", 26, 6000, DateUtils.addDays(new Date(), -10)),
new Employee("John", 23, 5000, new Date())
);
}
@Test
public void givenEmpList_SortEmpList_thenSortedListinNaturalOrder() {
Collections.sort(employees);
assertEquals(employees, employeesSortedByDateAsc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedList() {
Collections.sort(employees, new Comparator<Employee>() {
public int compare(Employee o1, Employee o2) {
return o1.getJoiningDate().compareTo(o2.getJoiningDate());
}
});
assertEquals(employees, employeesSortedByDateAsc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListV1() {
Collections.sort(employees, new Comparator<Employee>() {
public int compare(Employee emp1, Employee emp2) {
if (emp1.getJoiningDate() == null || emp2.getJoiningDate() == null)
return 0;
return emp1.getJoiningDate().compareTo(emp2.getJoiningDate());
}
});
assertEquals(employees, employeesSortedByDateAsc);
}
@Test
public void givenEmpList_SortEmpList_thenSortedListinAscOrder() {
Collections.sort(employees, Collections.reverseOrder());
assertEquals(employees, employeesSortedByDateDesc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListAsc() {
Collections.sort(employees, new Comparator<Employee>() {
public int compare(Employee emp1, Employee emp2) {
return emp2.getJoiningDate().compareTo(emp1.getJoiningDate());
}
});
assertEquals(employees, employeesSortedByDateDesc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListAscV1() {
Collections.sort(employees, new Comparator<Employee>() {
public int compare(Employee emp1, Employee emp2) {
if (emp1.getJoiningDate() == null || emp2.getJoiningDate() == null)
return 0;
return emp2.getJoiningDate().compareTo(emp1.getJoiningDate());
}
});
assertEquals(employees, employeesSortedByDateDesc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListDescLambda() {
Collections.sort(employees,
(emp1, emp2) -> emp2.getJoiningDate().compareTo(emp1.getJoiningDate()));
assertEquals(employees, employeesSortedByDateDesc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListDescLambdaV1() {
Collections.sort(employees, (emp1, emp2) -> {
if (emp1.getJoiningDate() == null || emp2.getJoiningDate() == null)
return 0;
return emp2.getJoiningDate().compareTo(emp1.getJoiningDate());
});
assertEquals(employees, employeesSortedByDateDesc);
}
@Test
public void givenEmpList_SortEmpList_thenCheckSortedListAscLambda() {
Collections.sort(employees,
Comparator.comparing(Employee::getJoiningDate));
assertEquals(employees, employeesSortedByDateAsc);
}
}

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@ -0,0 +1,7 @@
## Core Java Collections List (Part 4)
This module contains articles about the Java List collection
### Relevant Articles:
- [Working With a List of Lists in Java](https://www.baeldung.com/java-list-of-lists)
- [[<-- Prev]](/core-java-modules/core-java-collections-list-3)

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@ -0,0 +1,56 @@
<?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-collections-list-4</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>core-java-collections-list-4</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung.core-java-modules</groupId>
<artifactId>core-java-modules</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-collections4</artifactId>
<version>${commons-collections4.version}</version>
</dependency>
<dependency>
<groupId>net.sf.trove4j</groupId>
<artifactId>trove4j</artifactId>
<version>${trove4j.version}</version>
</dependency>
<dependency>
<groupId>it.unimi.dsi</groupId>
<artifactId>fastutil</artifactId>
<version>${fastutil.version}</version>
</dependency>
<dependency>
<groupId>colt</groupId>
<artifactId>colt</artifactId>
<version>${colt.version}</version>
</dependency>
<dependency>
<groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-core</artifactId>
<version>${jmh-core.version}</version>
</dependency>
<dependency>
<groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-generator-annprocess</artifactId>
<version>${jmh-generator.version}</version>
</dependency>
</dependencies>
<properties>
<trove4j.version>3.0.2</trove4j.version>
<fastutil.version>8.1.0</fastutil.version>
<colt.version>1.2.0</colt.version>
</properties>
</project>

View File

@ -6,3 +6,4 @@
- [Volatile Variables and Thread Safety](https://www.baeldung.com/java-volatile-variables-thread-safety) - [Volatile Variables and Thread Safety](https://www.baeldung.com/java-volatile-variables-thread-safety)
- [Producer-Consumer Problem With Example in Java](https://www.baeldung.com/java-producer-consumer-problem) - [Producer-Consumer Problem With Example in Java](https://www.baeldung.com/java-producer-consumer-problem)
- [Acquire a Lock by a Key in Java](https://www.baeldung.com/java-acquire-lock-by-key) - [Acquire a Lock by a Key in Java](https://www.baeldung.com/java-acquire-lock-by-key)
- [Differences Between set() and lazySet() in Java Atomic Variables](https://www.baeldung.com/java-atomic-set-vs-lazyset)

View File

@ -32,8 +32,8 @@
<version>3.8.1</version> <version>3.8.1</version>
<configuration> <configuration>
<compilerArgs> <compilerArgs>
<!-- Comment the arg below to print complete stack trace information --> <!-- Comment the arg below to print complete stack trace information -->
<!-- <arg>-g:none</arg>--> <!-- <arg>-g:none</arg> -->
</compilerArgs> </compilerArgs>
</configuration> </configuration>
</plugin> </plugin>

View File

@ -32,8 +32,8 @@
<version>3.8.1</version> <version>3.8.1</version>
<configuration> <configuration>
<compilerArgs> <compilerArgs>
<!-- Comment the arg below to print complete stack trace information --> <!-- Comment the arg below to print complete stack trace information -->
<!-- <arg>-g:none</arg>--> <!-- <arg>-g:none</arg> -->
</compilerArgs> </compilerArgs>
</configuration> </configuration>
</plugin> </plugin>

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@ -0,0 +1,6 @@
## Java HttpClient
This module contains articles about Java HttpClient
### Relevant articles
- TODO

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@ -0,0 +1,58 @@
<?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-httpclient</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>core-java-httpclient</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../pom.xml</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.mock-server</groupId>
<artifactId>mockserver-netty</artifactId>
<version>${mockserver.version}</version>
</dependency>
<dependency>
<groupId>org.mock-server</groupId>
<artifactId>mockserver-client-java</artifactId>
<version>${mockserver.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${maven.compiler.source.version}</source>
<target>${maven.compiler.target.version}</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source.version>11</maven.compiler.source.version>
<maven.compiler.target.version>11</maven.compiler.target.version>
<assertj.version>3.22.0</assertj.version>
<mockserver.version>5.11.2</mockserver.version>
</properties>
</project>

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@ -0,0 +1,162 @@
package com.baeldung.httpclient;
import java.io.IOException;
import java.net.Authenticator;
import java.net.PasswordAuthentication;
import java.net.URI;
import java.net.URLEncoder;
import java.net.http.HttpClient;
import java.net.http.HttpRequest;
import java.net.http.HttpResponse;
import java.nio.charset.StandardCharsets;
import java.nio.file.Path;
import java.util.Base64;
import java.util.HashMap;
import java.util.List;
import java.util.Map;
import java.util.concurrent.CompletableFuture;
import java.util.stream.Collectors;
public class HttpClientPost {
public static HttpResponse<String> sendSynchronousPost(String serviceUrl) throws IOException, InterruptedException {
HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.noBody())
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
public static CompletableFuture<HttpResponse<String>> sendAsynchronousPost(String serviceUrl) {
HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.noBody())
.build();
CompletableFuture<HttpResponse<String>> futureResponse = client
.sendAsync(request, HttpResponse.BodyHandlers.ofString());
return futureResponse;
}
public static List<CompletableFuture<HttpResponse<String>>> sendConcurrentPost(List<String> serviceUrls) {
HttpClient client = HttpClient.newHttpClient();
List<CompletableFuture<HttpResponse<String>>> completableFutures = serviceUrls.stream()
.map(URI::create)
.map(HttpRequest::newBuilder)
.map(builder -> builder.POST(HttpRequest.BodyPublishers.noBody()))
.map(HttpRequest.Builder::build)
.map(request -> client.sendAsync(request, HttpResponse.BodyHandlers.ofString()))
.collect(Collectors.toList());
return completableFutures;
}
public static HttpResponse<String> sendPostWithAuthHeader(String serviceUrl) throws IOException, InterruptedException {
HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.noBody())
.header("Authorization", "Basic " + Base64.getEncoder()
.encodeToString(("baeldung:123456").getBytes()))
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
public static HttpResponse<String> sendPostWithAuthClient(String serviceUrl) throws IOException, InterruptedException {
HttpClient client = HttpClient.newBuilder()
.authenticator(new Authenticator() {
@Override
protected PasswordAuthentication getPasswordAuthentication() {
return new PasswordAuthentication(
"baeldung",
"123456".toCharArray());
}
})
.build();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.noBody())
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
public static HttpResponse<String> sendPostWithJsonBody(String serviceUrl) throws IOException, InterruptedException {
HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.ofString("{\"action\":\"hello\"}"))
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
public static HttpResponse<String> sendPostWithFormData(String serviceUrl) throws IOException, InterruptedException {
HttpClient client = HttpClient.newHttpClient();
Map<String, String> formData = new HashMap<>();
formData.put("username", "baeldung");
formData.put("message", "hello");
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.ofString(getFormDataAsString(formData)))
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
public static HttpResponse<String> sendPostWithFileData(String serviceUrl, Path file) throws IOException, InterruptedException {
HttpClient client = HttpClient.newHttpClient();
HttpRequest request = HttpRequest.newBuilder()
.uri(URI.create(serviceUrl))
.POST(HttpRequest.BodyPublishers.ofFile(file))
.build();
HttpResponse<String> response = client
.send(request, HttpResponse.BodyHandlers.ofString());
return response;
}
private static String getFormDataAsString(Map<String, String> formData) {
StringBuilder formBodyBuilder = new StringBuilder();
for (Map.Entry<String, String> singleEntry : formData.entrySet()) {
if (formBodyBuilder.length() > 0) {
formBodyBuilder.append("&");
}
formBodyBuilder.append(URLEncoder.encode(singleEntry.getKey(), StandardCharsets.UTF_8));
formBodyBuilder.append("=");
formBodyBuilder.append(URLEncoder.encode(singleEntry.getValue(), StandardCharsets.UTF_8));
}
return formBodyBuilder.toString();
}
}

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@ -0,0 +1,99 @@
package com.baeldung.httpclient;
import org.junit.jupiter.api.Test;
import org.junit.jupiter.api.io.TempDir;
import java.io.IOException;
import java.net.http.HttpResponse;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.stream.Collectors;
import static org.assertj.core.api.Assertions.*;
class HttpClientPostUnitTest extends PostRequestMockServer {
@Test
void givenSyncPostRequest_whenServerIsAvailable_thenOkStatusIsReceived() throws IOException, InterruptedException {
HttpResponse<String> response = HttpClientPost.sendSynchronousPost(serviceUrl);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenAsyncPostRequest_whenServerIsAvailable_thenOkStatusIsReceived() throws ExecutionException, InterruptedException {
CompletableFuture<HttpResponse<String>> futureResponse = HttpClientPost.sendAsynchronousPost(serviceUrl);
HttpResponse<String> response = futureResponse.get();
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenConcurrentPostRequests_whenServerIsAvailable_thenOkStatusIsReceived() throws ExecutionException, InterruptedException {
List<CompletableFuture<HttpResponse<String>>> completableFutures = HttpClientPost
.sendConcurrentPost(List.of(serviceUrl, serviceUrl));
CompletableFuture<List<HttpResponse<String>>> combinedFutures = CompletableFuture
.allOf(completableFutures.toArray(new CompletableFuture[0]))
.thenApply(future ->
completableFutures.stream()
.map(CompletableFuture::join)
.collect(Collectors.toList()));
List<HttpResponse<String>> responses = combinedFutures.get();
responses.forEach((response) -> {
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
});
}
@Test
void givenPostRequestWithAuthClient_whenServerIsAvailable_thenOkStatusIsReceived() throws IOException, InterruptedException {
HttpResponse<String> response = HttpClientPost.sendPostWithAuthClient(serviceUrl);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenPostRequestWithAuthHeader_whenServerIsAvailable_thenOkStatusIsReceived() throws IOException, InterruptedException {
HttpResponse<String> response = HttpClientPost.sendPostWithAuthHeader(serviceUrl);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenPostRequestWithJsonBody_whenServerIsAvailable_thenOkStatusIsReceived() throws IOException, InterruptedException {
HttpResponse<String> response = HttpClientPost.sendPostWithJsonBody(serviceUrl);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenPostRequestWithFormData_whenServerIsAvailable_thenOkStatusIsReceived() throws IOException, InterruptedException {
HttpResponse<String> response = HttpClientPost.sendPostWithFormData(serviceUrl);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
@Test
void givenPostRequestWithFileData_whenServerIsAvailable_thenOkStatusIsReceived(@TempDir Path tempDir) throws IOException, InterruptedException {
Path file = tempDir.resolve("temp.txt");
List<String> lines = Arrays.asList("1", "2", "3");
Files.write(file, lines);
HttpResponse<String> response = HttpClientPost.sendPostWithFileData(serviceUrl, file);
assertThat(response.statusCode()).isEqualTo(200);
assertThat(response.body()).isEqualTo("{\"message\":\"ok\"}");
}
}

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@ -0,0 +1,61 @@
package com.baeldung.httpclient;
import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll;
import org.mockserver.client.MockServerClient;
import org.mockserver.integration.ClientAndServer;
import org.mockserver.model.HttpStatusCode;
import java.io.IOException;
import java.net.ServerSocket;
import java.net.URISyntaxException;
import static org.mockserver.integration.ClientAndServer.startClientAndServer;
import static org.mockserver.model.HttpRequest.request;
import static org.mockserver.model.HttpResponse.response;
public abstract class PostRequestMockServer {
public static ClientAndServer mockServer;
public static String serviceUrl;
private static int serverPort;
public static final String SERVER_ADDRESS = "127.0.0.1";
public static final String PATH = "/test1";
public static final String METHOD = "POST";
@BeforeAll
static void startServer() throws IOException, URISyntaxException {
serverPort = getFreePort();
serviceUrl = "http://" + SERVER_ADDRESS + ":" + serverPort + PATH;
mockServer = startClientAndServer(serverPort);
mockBasicPostRequest();
}
@AfterAll
static void stopServer() {
mockServer.stop();
}
private static void mockBasicPostRequest() {
new MockServerClient(SERVER_ADDRESS, serverPort)
.when(
request()
.withPath(PATH)
.withMethod(METHOD)
)
.respond(
response()
.withStatusCode(HttpStatusCode.OK_200.code())
.withBody("{\"message\":\"ok\"}")
);
}
private static int getFreePort () throws IOException {
try (ServerSocket serverSocket = new ServerSocket(0)) {
return serverSocket.getLocalPort();
}
}
}

View File

@ -28,9 +28,15 @@ public class EmployeeVO {
@Override @Override
public boolean equals(Object obj) { public boolean equals(Object obj) {
return Objects.equals(firstName, this.firstName)
&& Objects.equals(lastName, this.lastName) if (this == obj) return true;
&& Objects.equals(startDate, this.startDate); if (obj == null || getClass() != obj.getClass()) return false;
EmployeeVO emp = (EmployeeVO) obj;
return Objects.equals(firstName, emp.firstName)
&& Objects.equals(lastName, emp.lastName)
&& Objects.equals(startDate, emp.startDate);
} }
@Override @Override

View File

@ -2,4 +2,6 @@
This module contains articles about core features in the Java language This module contains articles about core features in the Java language
## TODO ## ### Relevant Articles:
- [Difference Between == and equals() in Java](https://www.baeldung.com/java-equals-method-operator-difference)

View File

@ -5,4 +5,5 @@
### Relevant articles: ### Relevant articles:
- [Evaluating a Math Expression in Java](https://www.baeldung.com/java-evaluate-math-expression-string) - [Evaluating a Math Expression in Java](https://www.baeldung.com/java-evaluate-math-expression-string)
- [Swap Two Variables in Java](https://www.baeldung.com/java-swap-two-variables)
- More articles: [[<-- Prev]](/core-java-modules/core-java-lang-math-2) - More articles: [[<-- Prev]](/core-java-modules/core-java-lang-math-2)

View File

@ -35,7 +35,6 @@
<filtering>true</filtering> <filtering>true</filtering>
</resource> </resource>
</resources> </resources>
<plugins> <plugins>
<plugin> <plugin>
<groupId>org.apache.maven.plugins</groupId> <groupId>org.apache.maven.plugins</groupId>

View File

@ -67,7 +67,7 @@
<dependency> <dependency>
<groupId>com.google.gdata</groupId> <groupId>com.google.gdata</groupId>
<artifactId>core</artifactId> <artifactId>core</artifactId>
<version>1.47.1</version> <version>${gdata.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
@ -193,6 +193,7 @@
<source.version>1.8</source.version> <source.version>1.8</source.version>
<target.version>1.8</target.version> <target.version>1.8</target.version>
<spring.core.version>4.3.20.RELEASE</spring.core.version> <spring.core.version>4.3.20.RELEASE</spring.core.version>
<gdata.version>1.47.1</gdata.version>
</properties> </properties>
</project> </project>

View File

@ -28,7 +28,7 @@
<dependency> <dependency>
<groupId>io.vavr</groupId> <groupId>io.vavr</groupId>
<artifactId>vavr</artifactId> <artifactId>vavr</artifactId>
<version>0.10.3</version> <version>${vavr.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
@ -42,4 +42,8 @@
</resources> </resources>
</build> </build>
<properties>
<vavr.version>0.10.3</vavr.version>
</properties>
</project> </project>

View File

@ -19,7 +19,7 @@
<dependency> <dependency>
<groupId>org.junit.jupiter</groupId> <groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId> <artifactId>junit-jupiter-api</artifactId>
<version>5.8.1</version> <version>${junit-jupiter.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.springframework</groupId> <groupId>org.springframework</groupId>

View File

@ -35,6 +35,7 @@
<module>core-java-collections-list</module> <module>core-java-collections-list</module>
<module>core-java-collections-list-2</module> <module>core-java-collections-list-2</module>
<module>core-java-collections-list-3</module> <module>core-java-collections-list-3</module>
<module>core-java-collections-list-4</module>
<module>core-java-collections-maps</module> <module>core-java-collections-maps</module>
<module>core-java-collections-maps-2</module> <module>core-java-collections-maps-2</module>
<module>core-java-collections-maps-3</module> <module>core-java-collections-maps-3</module>

View File

@ -22,4 +22,5 @@
<maven.compiler.source>8</maven.compiler.source> <maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target> <maven.compiler.target>8</maven.compiler.target>
</properties> </properties>
</project> </project>

View File

@ -1,5 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?> <?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" <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 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId> <groupId>com.baeldung</groupId>
@ -8,22 +9,24 @@
<description>Multi-module Maven caching example</description> <description>Multi-module Maven caching example</description>
<packaging>pom</packaging> <packaging>pom</packaging>
<modules>
<module>runner</module>
<module>core</module>
</modules>
<dependencyManagement> <dependencyManagement>
<dependencies> <dependencies>
<dependency> <dependency>
<groupId>com.google.guava</groupId> <groupId>com.google.guava</groupId>
<artifactId>guava</artifactId> <artifactId>guava</artifactId>
<version>31.0.1-jre</version> <version>${guava.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
</dependencyManagement> </dependencyManagement>
<properties> <properties>
<java.version>1.8</java.version> <java.version>1.8</java.version>
<guava.version>31.0.1-jre</guava.version>
</properties> </properties>
<modules>
<module>runner</module>
<module>core</module>
</modules>
</project> </project>

View File

@ -53,4 +53,5 @@
<maven.compiler.source>8</maven.compiler.source> <maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target> <maven.compiler.target>8</maven.compiler.target>
</properties> </properties>
</project> </project>

View File

@ -3,7 +3,6 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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"> 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> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId> <groupId>com.baeldung</groupId>
<artifactId>single-module-caching</artifactId> <artifactId>single-module-caching</artifactId>
<version>1.0-SNAPSHOT</version> <version>1.0-SNAPSHOT</version>
@ -12,7 +11,7 @@
<dependency> <dependency>
<groupId>com.google.guava</groupId> <groupId>com.google.guava</groupId>
<artifactId>guava</artifactId> <artifactId>guava</artifactId>
<version>31.0.1-jre</version> <version>${guava.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
@ -49,5 +48,7 @@
<properties> <properties>
<maven.compiler.source>8</maven.compiler.source> <maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target> <maven.compiler.target>8</maven.compiler.target>
<guava.version>31.0.1-jre</guava.version>
</properties> </properties>
</project> </project>

View File

@ -3,13 +3,13 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" 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"> 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> <modelVersion>4.0.0</modelVersion>
<artifactId>docker-internal-dto</artifactId>
<name>docker-internal-dto</name>
<parent> <parent>
<groupId>com.baeldung.docker</groupId> <groupId>com.baeldung.docker</groupId>
<artifactId>docker</artifactId> <artifactId>docker</artifactId>
<version>0.0.1</version> <version>0.0.1</version>
</parent> </parent>
<artifactId>docker-internal-dto</artifactId>
<name>docker-internal-dto</name>
</project> </project>

View File

@ -1 +1,3 @@
### Relevant Articles: ### Relevant Articles:
- [Pushing a Docker Image to a Private Repository](https://www.baeldung.com/ops/docker-push-image-to-private-repository)

View File

@ -1,21 +1,18 @@
<?xml version="1.0" encoding="UTF-8"?> <?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" <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 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<artifactId>docker-sample-app</artifactId>
<name>docker-sample-app</name>
<description>Demo project for Spring Boot and Docker</description>
<parent> <parent>
<groupId>com.baeldung.docker</groupId> <groupId>com.baeldung.docker</groupId>
<artifactId>docker</artifactId> <artifactId>docker</artifactId>
<version>0.0.1</version> <version>0.0.1</version>
</parent> </parent>
<artifactId>docker-sample-app</artifactId>
<name>docker-sample-app</name>
<description>Demo project for Spring Boot and Docker</description>
<properties>
<java.version>11</java.version>
</properties>
<dependencies> <dependencies>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
@ -42,4 +39,8 @@
</plugins> </plugins>
</build> </build>
<properties>
<java.version>11</java.version>
</properties>
</project> </project>

View File

@ -1,5 +1,6 @@
<?xml version="1.0" encoding="UTF-8"?> <?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" <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 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.docker</groupId> <groupId>com.baeldung.docker</groupId>
@ -20,7 +21,6 @@
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId> <artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.postgresql</groupId> <groupId>org.postgresql</groupId>
<artifactId>postgresql</artifactId> <artifactId>postgresql</artifactId>

View File

@ -1,3 +1,4 @@
### Relevant Articles: ### Relevant Articles:
- [Creating Docker Images with Spring Boot](https://www.baeldung.com/spring-boot-docker-images) - [Creating Docker Images with Spring Boot](https://www.baeldung.com/spring-boot-docker-images)
- [Starting Spring Boot Application in Docker With Profile](https://www.baeldung.com/spring-boot-docker-start-with-profile)

View File

@ -1,310 +0,0 @@
#!/bin/sh
# ----------------------------------------------------------------------------
# Licensed to the Apache Software Foundation (ASF) under one
# or more contributor license agreements. See the NOTICE file
# distributed with this work for additional information
# regarding copyright ownership. The ASF licenses this file
# to you 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.
# ----------------------------------------------------------------------------
# ----------------------------------------------------------------------------
# Maven Start Up Batch script
#
# Required ENV vars:
# ------------------
# JAVA_HOME - location of a JDK home dir
#
# Optional ENV vars
# -----------------
# M2_HOME - location of maven2's installed home dir
# MAVEN_OPTS - parameters passed to the Java VM when running Maven
# e.g. to debug Maven itself, use
# set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
# MAVEN_SKIP_RC - flag to disable loading of mavenrc files
# ----------------------------------------------------------------------------
if [ -z "$MAVEN_SKIP_RC" ] ; then
if [ -f /etc/mavenrc ] ; then
. /etc/mavenrc
fi
if [ -f "$HOME/.mavenrc" ] ; then
. "$HOME/.mavenrc"
fi
fi
# OS specific support. $var _must_ be set to either true or false.
cygwin=false;
darwin=false;
mingw=false
case "`uname`" in
CYGWIN*) cygwin=true ;;
MINGW*) mingw=true;;
Darwin*) darwin=true
# Use /usr/libexec/java_home if available, otherwise fall back to /Library/Java/Home
# See https://developer.apple.com/library/mac/qa/qa1170/_index.html
if [ -z "$JAVA_HOME" ]; then
if [ -x "/usr/libexec/java_home" ]; then
export JAVA_HOME="`/usr/libexec/java_home`"
else
export JAVA_HOME="/Library/Java/Home"
fi
fi
;;
esac
if [ -z "$JAVA_HOME" ] ; then
if [ -r /etc/gentoo-release ] ; then
JAVA_HOME=`java-config --jre-home`
fi
fi
if [ -z "$M2_HOME" ] ; then
## resolve links - $0 may be a link to maven's home
PRG="$0"
# need this for relative symlinks
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG="`dirname "$PRG"`/$link"
fi
done
saveddir=`pwd`
M2_HOME=`dirname "$PRG"`/..
# make it fully qualified
M2_HOME=`cd "$M2_HOME" && pwd`
cd "$saveddir"
# echo Using m2 at $M2_HOME
fi
# For Cygwin, ensure paths are in UNIX format before anything is touched
if $cygwin ; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --unix "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --unix "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --unix "$CLASSPATH"`
fi
# For Mingw, ensure paths are in UNIX format before anything is touched
if $mingw ; then
[ -n "$M2_HOME" ] &&
M2_HOME="`(cd "$M2_HOME"; pwd)`"
[ -n "$JAVA_HOME" ] &&
JAVA_HOME="`(cd "$JAVA_HOME"; pwd)`"
fi
if [ -z "$JAVA_HOME" ]; then
javaExecutable="`which javac`"
if [ -n "$javaExecutable" ] && ! [ "`expr \"$javaExecutable\" : '\([^ ]*\)'`" = "no" ]; then
# readlink(1) is not available as standard on Solaris 10.
readLink=`which readlink`
if [ ! `expr "$readLink" : '\([^ ]*\)'` = "no" ]; then
if $darwin ; then
javaHome="`dirname \"$javaExecutable\"`"
javaExecutable="`cd \"$javaHome\" && pwd -P`/javac"
else
javaExecutable="`readlink -f \"$javaExecutable\"`"
fi
javaHome="`dirname \"$javaExecutable\"`"
javaHome=`expr "$javaHome" : '\(.*\)/bin'`
JAVA_HOME="$javaHome"
export JAVA_HOME
fi
fi
fi
if [ -z "$JAVACMD" ] ; then
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
else
JAVACMD="`which java`"
fi
fi
if [ ! -x "$JAVACMD" ] ; then
echo "Error: JAVA_HOME is not defined correctly." >&2
echo " We cannot execute $JAVACMD" >&2
exit 1
fi
if [ -z "$JAVA_HOME" ] ; then
echo "Warning: JAVA_HOME environment variable is not set."
fi
CLASSWORLDS_LAUNCHER=org.codehaus.plexus.classworlds.launcher.Launcher
# traverses directory structure from process work directory to filesystem root
# first directory with .mvn subdirectory is considered project base directory
find_maven_basedir() {
if [ -z "$1" ]
then
echo "Path not specified to find_maven_basedir"
return 1
fi
basedir="$1"
wdir="$1"
while [ "$wdir" != '/' ] ; do
if [ -d "$wdir"/.mvn ] ; then
basedir=$wdir
break
fi
# workaround for JBEAP-8937 (on Solaris 10/Sparc)
if [ -d "${wdir}" ]; then
wdir=`cd "$wdir/.."; pwd`
fi
# end of workaround
done
echo "${basedir}"
}
# concatenates all lines of a file
concat_lines() {
if [ -f "$1" ]; then
echo "$(tr -s '\n' ' ' < "$1")"
fi
}
BASE_DIR=`find_maven_basedir "$(pwd)"`
if [ -z "$BASE_DIR" ]; then
exit 1;
fi
##########################################################################################
# Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
# This allows using the maven wrapper in projects that prohibit checking in binary data.
##########################################################################################
if [ -r "$BASE_DIR/.mvn/wrapper/maven-wrapper.jar" ]; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found .mvn/wrapper/maven-wrapper.jar"
fi
else
if [ "$MVNW_VERBOSE" = true ]; then
echo "Couldn't find .mvn/wrapper/maven-wrapper.jar, downloading it ..."
fi
if [ -n "$MVNW_REPOURL" ]; then
jarUrl="$MVNW_REPOURL/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
else
jarUrl="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
fi
while IFS="=" read key value; do
case "$key" in (wrapperUrl) jarUrl="$value"; break ;;
esac
done < "$BASE_DIR/.mvn/wrapper/maven-wrapper.properties"
if [ "$MVNW_VERBOSE" = true ]; then
echo "Downloading from: $jarUrl"
fi
wrapperJarPath="$BASE_DIR/.mvn/wrapper/maven-wrapper.jar"
if $cygwin; then
wrapperJarPath=`cygpath --path --windows "$wrapperJarPath"`
fi
if command -v wget > /dev/null; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found wget ... using wget"
fi
if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
wget "$jarUrl" -O "$wrapperJarPath"
else
wget --http-user=$MVNW_USERNAME --http-password=$MVNW_PASSWORD "$jarUrl" -O "$wrapperJarPath"
fi
elif command -v curl > /dev/null; then
if [ "$MVNW_VERBOSE" = true ]; then
echo "Found curl ... using curl"
fi
if [ -z "$MVNW_USERNAME" ] || [ -z "$MVNW_PASSWORD" ]; then
curl -o "$wrapperJarPath" "$jarUrl" -f
else
curl --user $MVNW_USERNAME:$MVNW_PASSWORD -o "$wrapperJarPath" "$jarUrl" -f
fi
else
if [ "$MVNW_VERBOSE" = true ]; then
echo "Falling back to using Java to download"
fi
javaClass="$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.java"
# For Cygwin, switch paths to Windows format before running javac
if $cygwin; then
javaClass=`cygpath --path --windows "$javaClass"`
fi
if [ -e "$javaClass" ]; then
if [ ! -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
if [ "$MVNW_VERBOSE" = true ]; then
echo " - Compiling MavenWrapperDownloader.java ..."
fi
# Compiling the Java class
("$JAVA_HOME/bin/javac" "$javaClass")
fi
if [ -e "$BASE_DIR/.mvn/wrapper/MavenWrapperDownloader.class" ]; then
# Running the downloader
if [ "$MVNW_VERBOSE" = true ]; then
echo " - Running MavenWrapperDownloader.java ..."
fi
("$JAVA_HOME/bin/java" -cp .mvn/wrapper MavenWrapperDownloader "$MAVEN_PROJECTBASEDIR")
fi
fi
fi
fi
##########################################################################################
# End of extension
##########################################################################################
export MAVEN_PROJECTBASEDIR=${MAVEN_BASEDIR:-"$BASE_DIR"}
if [ "$MVNW_VERBOSE" = true ]; then
echo $MAVEN_PROJECTBASEDIR
fi
MAVEN_OPTS="$(concat_lines "$MAVEN_PROJECTBASEDIR/.mvn/jvm.config") $MAVEN_OPTS"
# For Cygwin, switch paths to Windows format before running java
if $cygwin; then
[ -n "$M2_HOME" ] &&
M2_HOME=`cygpath --path --windows "$M2_HOME"`
[ -n "$JAVA_HOME" ] &&
JAVA_HOME=`cygpath --path --windows "$JAVA_HOME"`
[ -n "$CLASSPATH" ] &&
CLASSPATH=`cygpath --path --windows "$CLASSPATH"`
[ -n "$MAVEN_PROJECTBASEDIR" ] &&
MAVEN_PROJECTBASEDIR=`cygpath --path --windows "$MAVEN_PROJECTBASEDIR"`
fi
# Provide a "standardized" way to retrieve the CLI args that will
# work with both Windows and non-Windows executions.
MAVEN_CMD_LINE_ARGS="$MAVEN_CONFIG $@"
export MAVEN_CMD_LINE_ARGS
WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
exec "$JAVACMD" \
$MAVEN_OPTS \
-classpath "$MAVEN_PROJECTBASEDIR/.mvn/wrapper/maven-wrapper.jar" \
"-Dmaven.home=${M2_HOME}" "-Dmaven.multiModuleProjectDirectory=${MAVEN_PROJECTBASEDIR}" \
${WRAPPER_LAUNCHER} $MAVEN_CONFIG "$@"

View File

@ -1,182 +0,0 @@
@REM ----------------------------------------------------------------------------
@REM Licensed to the Apache Software Foundation (ASF) under one
@REM or more contributor license agreements. See the NOTICE file
@REM distributed with this work for additional information
@REM regarding copyright ownership. The ASF licenses this file
@REM to you under the Apache License, Version 2.0 (the
@REM "License"); you may not use this file except in compliance
@REM with the License. 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,
@REM software distributed under the License is distributed on an
@REM "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
@REM KIND, either express or implied. See the License for the
@REM specific language governing permissions and limitations
@REM under the License.
@REM ----------------------------------------------------------------------------
@REM ----------------------------------------------------------------------------
@REM Maven Start Up Batch script
@REM
@REM Required ENV vars:
@REM JAVA_HOME - location of a JDK home dir
@REM
@REM Optional ENV vars
@REM M2_HOME - location of maven2's installed home dir
@REM MAVEN_BATCH_ECHO - set to 'on' to enable the echoing of the batch commands
@REM MAVEN_BATCH_PAUSE - set to 'on' to wait for a keystroke before ending
@REM MAVEN_OPTS - parameters passed to the Java VM when running Maven
@REM e.g. to debug Maven itself, use
@REM set MAVEN_OPTS=-Xdebug -Xrunjdwp:transport=dt_socket,server=y,suspend=y,address=8000
@REM MAVEN_SKIP_RC - flag to disable loading of mavenrc files
@REM ----------------------------------------------------------------------------
@REM Begin all REM lines with '@' in case MAVEN_BATCH_ECHO is 'on'
@echo off
@REM set title of command window
title %0
@REM enable echoing by setting MAVEN_BATCH_ECHO to 'on'
@if "%MAVEN_BATCH_ECHO%" == "on" echo %MAVEN_BATCH_ECHO%
@REM set %HOME% to equivalent of $HOME
if "%HOME%" == "" (set "HOME=%HOMEDRIVE%%HOMEPATH%")
@REM Execute a user defined script before this one
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPre
@REM check for pre script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_pre.bat" call "%HOME%\mavenrc_pre.bat"
if exist "%HOME%\mavenrc_pre.cmd" call "%HOME%\mavenrc_pre.cmd"
:skipRcPre
@setlocal
set ERROR_CODE=0
@REM To isolate internal variables from possible post scripts, we use another setlocal
@setlocal
@REM ==== START VALIDATION ====
if not "%JAVA_HOME%" == "" goto OkJHome
echo.
echo Error: JAVA_HOME not found in your environment. >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
:OkJHome
if exist "%JAVA_HOME%\bin\java.exe" goto init
echo.
echo Error: JAVA_HOME is set to an invalid directory. >&2
echo JAVA_HOME = "%JAVA_HOME%" >&2
echo Please set the JAVA_HOME variable in your environment to match the >&2
echo location of your Java installation. >&2
echo.
goto error
@REM ==== END VALIDATION ====
:init
@REM Find the project base dir, i.e. the directory that contains the folder ".mvn".
@REM Fallback to current working directory if not found.
set MAVEN_PROJECTBASEDIR=%MAVEN_BASEDIR%
IF NOT "%MAVEN_PROJECTBASEDIR%"=="" goto endDetectBaseDir
set EXEC_DIR=%CD%
set WDIR=%EXEC_DIR%
:findBaseDir
IF EXIST "%WDIR%"\.mvn goto baseDirFound
cd ..
IF "%WDIR%"=="%CD%" goto baseDirNotFound
set WDIR=%CD%
goto findBaseDir
:baseDirFound
set MAVEN_PROJECTBASEDIR=%WDIR%
cd "%EXEC_DIR%"
goto endDetectBaseDir
:baseDirNotFound
set MAVEN_PROJECTBASEDIR=%EXEC_DIR%
cd "%EXEC_DIR%"
:endDetectBaseDir
IF NOT EXIST "%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config" goto endReadAdditionalConfig
@setlocal EnableExtensions EnableDelayedExpansion
for /F "usebackq delims=" %%a in ("%MAVEN_PROJECTBASEDIR%\.mvn\jvm.config") do set JVM_CONFIG_MAVEN_PROPS=!JVM_CONFIG_MAVEN_PROPS! %%a
@endlocal & set JVM_CONFIG_MAVEN_PROPS=%JVM_CONFIG_MAVEN_PROPS%
:endReadAdditionalConfig
SET MAVEN_JAVA_EXE="%JAVA_HOME%\bin\java.exe"
set WRAPPER_JAR="%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.jar"
set WRAPPER_LAUNCHER=org.apache.maven.wrapper.MavenWrapperMain
set DOWNLOAD_URL="https://repo.maven.apache.org/maven2/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
FOR /F "tokens=1,2 delims==" %%A IN ("%MAVEN_PROJECTBASEDIR%\.mvn\wrapper\maven-wrapper.properties") DO (
IF "%%A"=="wrapperUrl" SET DOWNLOAD_URL=%%B
)
@REM Extension to allow automatically downloading the maven-wrapper.jar from Maven-central
@REM This allows using the maven wrapper in projects that prohibit checking in binary data.
if exist %WRAPPER_JAR% (
if "%MVNW_VERBOSE%" == "true" (
echo Found %WRAPPER_JAR%
)
) else (
if not "%MVNW_REPOURL%" == "" (
SET DOWNLOAD_URL="%MVNW_REPOURL%/io/takari/maven-wrapper/0.5.6/maven-wrapper-0.5.6.jar"
)
if "%MVNW_VERBOSE%" == "true" (
echo Couldn't find %WRAPPER_JAR%, downloading it ...
echo Downloading from: %DOWNLOAD_URL%
)
powershell -Command "&{"^
"$webclient = new-object System.Net.WebClient;"^
"if (-not ([string]::IsNullOrEmpty('%MVNW_USERNAME%') -and [string]::IsNullOrEmpty('%MVNW_PASSWORD%'))) {"^
"$webclient.Credentials = new-object System.Net.NetworkCredential('%MVNW_USERNAME%', '%MVNW_PASSWORD%');"^
"}"^
"[Net.ServicePointManager]::SecurityProtocol = [Net.SecurityProtocolType]::Tls12; $webclient.DownloadFile('%DOWNLOAD_URL%', '%WRAPPER_JAR%')"^
"}"
if "%MVNW_VERBOSE%" == "true" (
echo Finished downloading %WRAPPER_JAR%
)
)
@REM End of extension
@REM Provide a "standardized" way to retrieve the CLI args that will
@REM work with both Windows and non-Windows executions.
set MAVEN_CMD_LINE_ARGS=%*
%MAVEN_JAVA_EXE% %JVM_CONFIG_MAVEN_PROPS% %MAVEN_OPTS% %MAVEN_DEBUG_OPTS% -classpath %WRAPPER_JAR% "-Dmaven.multiModuleProjectDirectory=%MAVEN_PROJECTBASEDIR%" %WRAPPER_LAUNCHER% %MAVEN_CONFIG% %*
if ERRORLEVEL 1 goto error
goto end
:error
set ERROR_CODE=1
:end
@endlocal & set ERROR_CODE=%ERROR_CODE%
if not "%MAVEN_SKIP_RC%" == "" goto skipRcPost
@REM check for post script, once with legacy .bat ending and once with .cmd ending
if exist "%HOME%\mavenrc_post.bat" call "%HOME%\mavenrc_post.bat"
if exist "%HOME%\mavenrc_post.cmd" call "%HOME%\mavenrc_post.cmd"
:skipRcPost
@REM pause the script if MAVEN_BATCH_PAUSE is set to 'on'
if "%MAVEN_BATCH_PAUSE%" == "on" pause
if "%MAVEN_TERMINATE_CMD%" == "on" exit %ERROR_CODE%
exit /B %ERROR_CODE%

View File

@ -3,33 +3,21 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<artifactId>docker-spring-boot</artifactId>
<name>docker-spring-boot</name>
<description>Demo project showing Spring Boot and Docker</description>
<parent> <parent>
<groupId>com.baeldung.docker</groupId> <groupId>com.baeldung.docker</groupId>
<artifactId>docker</artifactId> <artifactId>docker</artifactId>
<version>0.0.1</version> <version>0.0.1</version>
</parent> </parent>
<artifactId>docker-spring-boot</artifactId>
<name>docker-spring-boot</name>
<description>Demo project showing Spring Boot and Docker</description>
<properties>
<java.version>11</java.version>
</properties>
<dependencies> <dependencies>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId> <artifactId>spring-boot-starter-web</artifactId>
</dependency> </dependency>
<dependency>
<groupId>com.baeldung.docker</groupId>
<artifactId>docker-internal-dto</artifactId>
<version>0.0.1</version>
</dependency>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId> <artifactId>spring-boot-starter-test</artifactId>
@ -58,4 +46,8 @@
</plugins> </plugins>
</build> </build>
<properties>
<java.version>11</java.version>
</properties>
</project> </project>

View File

@ -48,7 +48,6 @@
<groupId>com.google.cloud.tools</groupId> <groupId>com.google.cloud.tools</groupId>
<artifactId>jib-maven-plugin</artifactId> <artifactId>jib-maven-plugin</artifactId>
<version>2.7.1</version> <version>2.7.1</version>
<configuration> <configuration>
<to> <to>
<image>heapsizing-demo-jib</image> <image>heapsizing-demo-jib</image>

View File

@ -3,7 +3,6 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 https://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.docker</groupId> <groupId>com.baeldung.docker</groupId>
<artifactId>docker</artifactId> <artifactId>docker</artifactId>
<version>0.0.1</version> <version>0.0.1</version>
@ -18,10 +17,6 @@
<relativePath>../parent-boot-2</relativePath> <relativePath>../parent-boot-2</relativePath>
</parent> </parent>
<properties>
<java.version>11</java.version>
</properties>
<modules> <modules>
<module>docker-internal-dto</module> <module>docker-internal-dto</module>
<module>docker-spring-boot</module> <module>docker-spring-boot</module>
@ -31,4 +26,8 @@
<module>docker-push-to-private-repo</module> <module>docker-push-to-private-repo</module>
</modules> </modules>
<properties>
<java.version>11</java.version>
</properties>
</project> </project>

View File

@ -1,5 +1,7 @@
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?>
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0" xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd"> <project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xmlns="http://maven.apache.org/POM/4.0.0"
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> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.feign</groupId> <groupId>com.baeldung.feign</groupId>
<artifactId>feign</artifactId> <artifactId>feign</artifactId>
@ -69,6 +71,7 @@
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
</dependencies> </dependencies>
<build> <build>
<plugins> <plugins>
<plugin> <plugin>
@ -92,10 +95,8 @@
<sources> <sources>
<source>src/main/resources/users.xsd</source> <source>src/main/resources/users.xsd</source>
</sources> </sources>
</configuration> </configuration>
</plugin> </plugin>
<plugin> <plugin>
<groupId>org.jvnet.jaxb2.maven2</groupId> <groupId>org.jvnet.jaxb2.maven2</groupId>
<artifactId>maven-jaxb2-plugin</artifactId> <artifactId>maven-jaxb2-plugin</artifactId>
@ -111,7 +112,6 @@
<schemaIncludes> <schemaIncludes>
<include>*.xsd</include> <include>*.xsd</include>
</schemaIncludes> </schemaIncludes>
<generatePackage>com.baeldung.feign.soap</generatePackage> <generatePackage>com.baeldung.feign.soap</generatePackage>
<generateDirectory>target/generated-sources/jaxb</generateDirectory> <generateDirectory>target/generated-sources/jaxb</generateDirectory>
</configuration> </configuration>
@ -119,6 +119,6 @@
</executions> </executions>
</plugin> </plugin>
</plugins> </plugins>
</build> </build>
</project> </project>

View File

@ -5,8 +5,8 @@
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<artifactId>graphql-error-handling</artifactId> <artifactId>graphql-error-handling</artifactId>
<version>1.0</version> <version>1.0</version>
<packaging>jar</packaging>
<name>graphql-error-handling</name> <name>graphql-error-handling</name>
<packaging>jar</packaging>
<parent> <parent>
<groupId>com.baeldung.graphql</groupId> <groupId>com.baeldung.graphql</groupId>
@ -19,56 +19,47 @@
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-jpa</artifactId> <artifactId>spring-boot-starter-data-jpa</artifactId>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId> <artifactId>spring-boot-starter-web</artifactId>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.graphql-java</groupId> <groupId>com.graphql-java</groupId>
<artifactId>graphql-spring-boot-starter</artifactId> <artifactId>graphql-spring-boot-starter</artifactId>
<version>${graphql-spring-boot-starter.version}</version> <version>${graphql-spring-boot-starter.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.graphql-java</groupId> <groupId>com.graphql-java</groupId>
<artifactId>graphql-java-tools</artifactId> <artifactId>graphql-java-tools</artifactId>
<version>${graphql-java-tools.version}</version> <version>${graphql-java-tools.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.projectlombok</groupId> <groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId> <artifactId>lombok</artifactId>
<version>${lombok.version}</version> <version>${lombok.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.h2database</groupId> <groupId>com.h2database</groupId>
<artifactId>h2</artifactId> <artifactId>h2</artifactId>
<version>${h2.version}</version> <version>${h2.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.springframework.boot</groupId> <groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-test</artifactId> <artifactId>spring-boot-test</artifactId>
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.graphql-java</groupId> <groupId>com.graphql-java</groupId>
<artifactId>graphql-spring-boot-starter-test</artifactId> <artifactId>graphql-spring-boot-starter-test</artifactId>
<scope>test</scope> <scope>test</scope>
<version>${graphql-spring-boot-starter.version}</version> <version>${graphql-spring-boot-starter.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.skyscreamer</groupId> <groupId>org.skyscreamer</groupId>
<artifactId>jsonassert</artifactId> <artifactId>jsonassert</artifactId>
<version>${jsonassert.version}</version> <version>${jsonassert.version}</version>
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
</dependencies> </dependencies>
<properties> <properties>

View File

@ -85,7 +85,6 @@
<artifactId>httpclient</artifactId> <artifactId>httpclient</artifactId>
<version>${httpclient.version}</version> <version>${httpclient.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.mock-server</groupId> <groupId>org.mock-server</groupId>
<artifactId>mockserver-netty</artifactId> <artifactId>mockserver-netty</artifactId>
@ -98,13 +97,11 @@
<version>${mockserver-client-java.version}</version> <version>${mockserver-client-java.version}</version>
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.graphql-java</groupId> <groupId>com.graphql-java</groupId>
<artifactId>graphql-java-extended-scalars</artifactId> <artifactId>graphql-java-extended-scalars</artifactId>
<version>${graphql-java-extended-scalars.version}</version> <version>${graphql-java-extended-scalars.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
<build> <build>
@ -155,12 +152,9 @@
<ratpack-core.version>1.9.0</ratpack-core.version> <ratpack-core.version>1.9.0</ratpack-core.version>
<nodes.version>0.5.0</nodes.version> <nodes.version>0.5.0</nodes.version>
<httpclient.version>4.5.13</httpclient.version> <httpclient.version>4.5.13</httpclient.version>
<mockserver-netty.version>5.13.2</mockserver-netty.version> <mockserver-netty.version>5.13.2</mockserver-netty.version>
<mockserver-client-java.version>5.13.2</mockserver-client-java.version> <mockserver-client-java.version>5.13.2</mockserver-client-java.version>
<jetty-maven-plugin.version>10.0.7</jetty-maven-plugin.version> <jetty-maven-plugin.version>10.0.7</jetty-maven-plugin.version>
<graphql.java.generator.version>1.18</graphql.java.generator.version> <graphql.java.generator.version>1.18</graphql.java.generator.version>
<graphql-java-extended-scalars.version>2022-04-06T00-10-27-a70541e</graphql-java-extended-scalars.version> <graphql-java-extended-scalars.version>2022-04-06T00-10-27-a70541e</graphql-java-extended-scalars.version>
</properties> </properties>

View File

@ -3,12 +3,13 @@ package com.baeldung.graphql;
import org.junit.jupiter.api.AfterAll; import org.junit.jupiter.api.AfterAll;
import org.junit.jupiter.api.BeforeAll; import org.junit.jupiter.api.BeforeAll;
import org.mockserver.client.MockServerClient; import org.mockserver.client.MockServerClient;
import org.mockserver.configuration.Configuration;
import org.mockserver.integration.ClientAndServer; import org.mockserver.integration.ClientAndServer;
import org.mockserver.model.HttpStatusCode; import org.mockserver.model.HttpStatusCode;
import org.slf4j.event.Level;
import java.io.IOException; import java.io.IOException;
import java.net.ServerSocket; import java.net.ServerSocket;
import java.net.URISyntaxException;
import static org.mockserver.integration.ClientAndServer.startClientAndServer; import static org.mockserver.integration.ClientAndServer.startClientAndServer;
import static org.mockserver.matchers.Times.exactly; import static org.mockserver.matchers.Times.exactly;
@ -17,20 +18,22 @@ import static org.mockserver.model.HttpResponse.response;
public class GraphQLMockServer { public class GraphQLMockServer {
public static ClientAndServer mockServer; private static final String SERVER_ADDRESS = "127.0.0.1";
private static final String PATH = "/graphql";
public static String serviceUrl; public static String serviceUrl;
private static ClientAndServer mockServer;
private static int serverPort; private static int serverPort;
public static final String SERVER_ADDRESS = "127.0.0.1";
public static final String HTTP_GET_POST = "GET";
public static final String PATH = "/graphql";
@BeforeAll @BeforeAll
static void startServer() throws IOException, URISyntaxException { static void startServer() throws IOException {
serverPort = getFreePort(); serverPort = getFreePort();
serviceUrl = "http://" + SERVER_ADDRESS + ":" + serverPort + PATH; serviceUrl = "http://" + SERVER_ADDRESS + ":" + serverPort + PATH;
mockServer = startClientAndServer(serverPort);
Configuration config = Configuration.configuration().logLevel(Level.WARN);
mockServer = startClientAndServer(config, serverPort);
mockAllBooksTitleRequest(); mockAllBooksTitleRequest();
mockAllBooksTitleAuthorRequest(); mockAllBooksTitleAuthorRequest();
} }

View File

@ -28,4 +28,5 @@
<properties> <properties>
<graphql-spqr-spring-boot-starter-version>0.0.6</graphql-spqr-spring-boot-starter-version> <graphql-spqr-spring-boot-starter-version>0.0.6</graphql-spqr-spring-boot-starter-version>
</properties> </properties>
</project> </project>

View File

@ -40,7 +40,7 @@
<dependency> <dependency>
<groupId>javax.annotation</groupId> <groupId>javax.annotation</groupId>
<artifactId>javax.annotation-api</artifactId> <artifactId>javax.annotation-api</artifactId>
<version>1.2</version> <version>${annotation-api.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
@ -79,6 +79,7 @@
<protoc.version>3.17.2</protoc.version> <protoc.version>3.17.2</protoc.version>
<os-maven-plugin.version>1.6.2</os-maven-plugin.version> <os-maven-plugin.version>1.6.2</os-maven-plugin.version>
<protobuf-maven-plugin.version>0.6.1</protobuf-maven-plugin.version> <protobuf-maven-plugin.version>0.6.1</protobuf-maven-plugin.version>
<annotation-api.version>1.2</annotation-api.version>
</properties> </properties>
</project> </project>

View File

@ -51,25 +51,20 @@
<user>admin</user> <user>admin</user>
<!-- <passwordFile>${local.glassfish.passfile}</passwordFile> --> <!-- <passwordFile>${local.glassfish.passfile}</passwordFile> -->
<adminPassword>password</adminPassword> <adminPassword>password</adminPassword>
<domain> <domain>
<name>${local.glassfish.domain}</name> <name>${local.glassfish.domain}</name>
<httpPort>8080</httpPort> <httpPort>8080</httpPort>
<adminPort>4848</adminPort> <adminPort>4848</adminPort>
</domain> </domain>
<components> <components>
<component> <component>
<name>${project.artifactId}</name> <name>${project.artifactId}</name>
<artifact>target/${project.build.finalName}.war</artifact> <artifact>target/${project.build.finalName}.war</artifact>
</component> </component>
</components> </components>
<debug>true</debug> <debug>true</debug>
<terse>false</terse> <terse>false</terse>
<echo>true</echo> <echo>true</echo>
</configuration> </configuration>
</plugin> </plugin>
<plugin> <plugin>

View File

@ -23,7 +23,6 @@
<groupId>org.apache.commons</groupId> <groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId> <artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version> <version>${commons-lang3.version}</version>
<scope>test</scope>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.google.guava</groupId> <groupId>com.google.guava</groupId>

View File

@ -0,0 +1,42 @@
package com.baeldung.booleantoint;
import org.apache.commons.lang3.BooleanUtils;
public class BooleanToInt {
public static int booleanPrimitiveToInt(boolean foo) {
int bar = 0;
if (foo) {
bar = 1;
}
return bar;
}
public static int booleanPrimitiveToIntTernary(boolean foo) {
return (foo) ? 1 : 0;
}
public static int booleanObjectToInt(boolean foo) {
return Boolean.compare(foo, false);
}
public static int booleanObjectToIntInverse(boolean foo) {
return Boolean.compare(foo, true) + 1;
}
public static int booleanObjectMethodToInt(Boolean foo) {
return foo.compareTo(false);
}
public static int booleanObjectMethodToIntInverse(Boolean foo) {
return foo.compareTo(true) + 1;
}
public static int booleanUtilsToInt(Boolean foo) {
return BooleanUtils.toInteger(foo);
}
public static int bitwiseBooleanToInt(Boolean foo) {
return (Boolean.hashCode(foo) >> 1) & 1;
}
}

View File

@ -0,0 +1,45 @@
package com.baeldung.reversenumber;
public class ReverseNumber {
public static int reverseNumberWhileLoop(int number) {
int reversedNumber = 0;
int numberToReverse = Math.abs(number);
while (numberToReverse > 0) {
int mod = numberToReverse % 10;
reversedNumber = reversedNumber * 10 + mod;
numberToReverse /= 10;
}
return number < 0 ? reversedNumber * -1 : reversedNumber;
}
public static int reverseNumberForLoop(int number) {
int reversedNumber = 0;
int numberToReverse = Math.abs(number);
for (; numberToReverse > 0; numberToReverse /= 10) {
int mod = numberToReverse % 10;
reversedNumber = reversedNumber * 10 + mod;
}
return number < 0 ? reversedNumber * -1 : reversedNumber;
}
public static int reverseNumberRecWrapper(int number) {
int output = reverseNumberRec(Math.abs(number), 0);
return number < 0 ? output * -1 : output;
}
private static int reverseNumberRec(int numberToReverse, int recursiveReversedNumber) {
if (numberToReverse > 0) {
int mod = numberToReverse % 10;
recursiveReversedNumber = recursiveReversedNumber * 10 + mod;
numberToReverse /= 10;
return reverseNumberRec(numberToReverse, recursiveReversedNumber);
}
return recursiveReversedNumber;
}
}

View File

@ -0,0 +1,55 @@
package com.baeldung.booleantoint;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertEquals;
public class BooleanToIntUnitTest {
@Test
void givenBooleanPrimitiveValue_ThenReturnInt() {
assertEquals(1, BooleanToInt.booleanPrimitiveToInt(true));
assertEquals(0, BooleanToInt.booleanPrimitiveToInt(false));
}
@Test
void givenBooleanPrimitiveValue_ThenReturnIntTernary() {
assertEquals(1, BooleanToInt.booleanPrimitiveToIntTernary(true));
assertEquals(0, BooleanToInt.booleanPrimitiveToIntTernary(false));
}
@Test
void givenBooleanObject_ThenReturnInt() {
assertEquals(0, BooleanToInt.booleanObjectToInt(false));
assertEquals(1, BooleanToInt.booleanObjectToInt(true));
}
@Test
void givenBooleanObject_ThenReturnIntInverse() {
assertEquals(0, BooleanToInt.booleanObjectToIntInverse(false));
assertEquals(1, BooleanToInt.booleanObjectToIntInverse(true));
}
@Test
void givenBooleanObject_ThenReturnIntUsingClassMethod() {
assertEquals(0, BooleanToInt.booleanObjectMethodToInt(false));
assertEquals(1, BooleanToInt.booleanObjectMethodToInt(true));
}
@Test
void givenBooleanObject_ThenReturnIntUsingClassMethodInverse() {
assertEquals(0, BooleanToInt.booleanObjectMethodToIntInverse(false));
assertEquals(1, BooleanToInt.booleanObjectMethodToIntInverse(true));
}
@Test
void givenBoolean_ThenReturnIntUsingBooleanUtils() {
assertEquals(0, BooleanToInt.booleanUtilsToInt(false));
assertEquals(1, BooleanToInt.booleanUtilsToInt(true));
}
@Test
void givenBoolean_ThenReturnIntUsingBitwiseOperators() {
assertEquals(0, BooleanToInt.bitwiseBooleanToInt(false));
assertEquals(1, BooleanToInt.bitwiseBooleanToInt(true));
}
}

View File

@ -0,0 +1,34 @@
package com.baeldung.reversenumber;
import org.assertj.core.api.Assertions;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.*;
class ReverseNumberUnitTest {
private static final int ORIGINAL_NUMBER = 123456789;
private static final int REVERSED_NUMBER = 987654321;
@Test
void whenReverseNumberWhileLoop_thenOriginalEqualToReverse() {
Assertions.assertThat(ReverseNumber.reverseNumberWhileLoop(ORIGINAL_NUMBER)).isEqualTo(REVERSED_NUMBER);
}
@Test
void whenReverseNumberForLoop_thenOriginalEqualToReverse() {
Assertions.assertThat(ReverseNumber.reverseNumberForLoop(ORIGINAL_NUMBER)).isEqualTo(REVERSED_NUMBER);
}
@Test
void whenReverseNumberRec_thenOriginalEqualToReverse() {
Assertions.assertThat(ReverseNumber.reverseNumberRecWrapper(ORIGINAL_NUMBER)).isEqualTo(REVERSED_NUMBER);
}
@Test
void whenReverseNegativeNumber_thenNumberShouldReverse() {
Assertions.assertThat(ReverseNumber.reverseNumberWhileLoop(ORIGINAL_NUMBER * -1)).isEqualTo(REVERSED_NUMBER * -1);
Assertions.assertThat(ReverseNumber.reverseNumberForLoop(ORIGINAL_NUMBER * -1)).isEqualTo(REVERSED_NUMBER * -1);
Assertions.assertThat(ReverseNumber.reverseNumberRecWrapper(ORIGINAL_NUMBER * -1)).isEqualTo(REVERSED_NUMBER * -1);
}
}

View File

@ -43,4 +43,5 @@
<properties> <properties>
<jib-maven-plugin.version>2.5.0</jib-maven-plugin.version> <jib-maven-plugin.version>2.5.0</jib-maven-plugin.version>
</properties> </properties>
</project> </project>

View File

@ -27,7 +27,7 @@
<dependency> <dependency>
<groupId>org.jsonschema2pojo</groupId> <groupId>org.jsonschema2pojo</groupId>
<artifactId>jsonschema2pojo-core</artifactId> <artifactId>jsonschema2pojo-core</artifactId>
<version>1.1.1</version> <version>${jsonschema2pojo-core.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>com.jsoniter</groupId> <groupId>com.jsoniter</groupId>
@ -62,7 +62,7 @@
<dependency> <dependency>
<groupId>com.io-informatics.oss</groupId> <groupId>com.io-informatics.oss</groupId>
<artifactId>jackson-jsonld</artifactId> <artifactId>jackson-jsonld</artifactId>
<version>0.1.1</version> <version>${jackson-jsonld.version}</version>
<exclusions> <exclusions>
<exclusion> <exclusion>
<artifactId>jackson-databind</artifactId> <artifactId>jackson-databind</artifactId>
@ -85,7 +85,7 @@
<dependency> <dependency>
<groupId>de.escalon.hypermedia</groupId> <groupId>de.escalon.hypermedia</groupId>
<artifactId>hydra-jsonld</artifactId> <artifactId>hydra-jsonld</artifactId>
<version>0.4.2</version> <version>${hydra-jsonld.version}</version>
<exclusions> <exclusions>
<exclusion> <exclusion>
<artifactId>jackson-databind</artifactId> <artifactId>jackson-databind</artifactId>
@ -96,7 +96,7 @@
<dependency> <dependency>
<groupId>com.github.jsonld-java</groupId> <groupId>com.github.jsonld-java</groupId>
<artifactId>jsonld-java</artifactId> <artifactId>jsonld-java</artifactId>
<version>0.13.0</version> <version>${jsonld-java.version}</version>
<exclusions> <exclusions>
<exclusion> <exclusion>
<artifactId>jackson-core</artifactId> <artifactId>jackson-core</artifactId>
@ -154,6 +154,10 @@
<moshi.version>1.9.2</moshi.version> <moshi.version>1.9.2</moshi.version>
<fastjson.version>1.2.21</fastjson.version> <fastjson.version>1.2.21</fastjson.version>
<json.version>20211205</json.version> <json.version>20211205</json.version>
<jsonschema2pojo-core.version>1.1.1</jsonschema2pojo-core.version>
<jackson-jsonld.version>0.1.1</jackson-jsonld.version>
<hydra-jsonld.version>0.4.2</hydra-jsonld.version>
<jsonld-java.version>0.13.0</jsonld-java.version>
</properties> </properties>
</project> </project>

View File

@ -15,7 +15,7 @@
<dependency> <dependency>
<groupId>io.kubernetes</groupId> <groupId>io.kubernetes</groupId>
<artifactId>client-java</artifactId> <artifactId>client-java</artifactId>
<version>11.0.0</version> <version>${client-java.version}</version>
</dependency> </dependency>
<dependency> <dependency>
<groupId>ch.qos.logback</groupId> <groupId>ch.qos.logback</groupId>
@ -39,4 +39,8 @@
</plugins> </plugins>
</build> </build>
<properties>
<client-java.version>11.0.0</client-java.version>
</properties>
</project> </project>

View File

@ -172,9 +172,9 @@
<kafka.version>1.0.0</kafka.version> <kafka.version>1.0.0</kafka.version>
<ignite.version>2.4.0</ignite.version> <ignite.version>2.4.0</ignite.version>
<gson.version>2.8.2</gson.version> <gson.version>2.8.2</gson.version>
<cache.version>1.1.0</cache.version> <cache.version>1.1.1</cache.version>
<flink.version>1.5.0</flink.version> <flink.version>1.5.0</flink.version>
<hazelcast.version>3.8.4</hazelcast.version> <hazelcast.version>5.1.1</hazelcast.version>
<org.apache.crunch.crunch-core.version>0.15.0</org.apache.crunch.crunch-core.version> <org.apache.crunch.crunch-core.version>0.15.0</org.apache.crunch.crunch-core.version>
<org.apache.hadoop.hadoop-client>2.2.0</org.apache.hadoop.hadoop-client> <org.apache.hadoop.hadoop-client>2.2.0</org.apache.hadoop.hadoop-client>
<jmapper.version>1.6.0.1</jmapper.version> <jmapper.version>1.6.0.1</jmapper.version>

View File

@ -6,11 +6,11 @@
<groupId>com.baeldung.maven.plugin</groupId> <groupId>com.baeldung.maven.plugin</groupId>
<artifactId>host-maven-repo-example</artifactId> <artifactId>host-maven-repo-example</artifactId>
<version>1.0-SNAPSHOT</version> <version>1.0-SNAPSHOT</version>
<url>https://github.com/sgrverma23/host-maven-repo-example.git</url> <url>https://github.com/${repository-owner}/${repository-name}.git</url>
<scm> <scm>
<url>https://github.com/sgrverma23/host-maven-repo-example.git</url> <url>https://github.com/${repository-owner}/${repository-name}.git</url>
<connection>scm:git:git@github.com:sgrverma23/host-maven-repo-example.git</connection> <connection>scm:git:git@github.com:${repository-owner}/${repository-name}.git</connection>
<developerConnection>scm:git:git@github.com:sgrverma23/host-maven-repo-example.git</developerConnection> <developerConnection>scm:git:git@github.com:${repository-owner}/${repository-name}.git</developerConnection>
</scm> </scm>
<distributionManagement> <distributionManagement>
<repository> <repository>
@ -43,13 +43,13 @@
<message>Maven artifacts for ${project.version}</message> <message>Maven artifacts for ${project.version}</message>
<noJekyll>true</noJekyll> <noJekyll>true</noJekyll>
<outputDirectory>${project.build.directory}</outputDirectory> <outputDirectory>${project.build.directory}</outputDirectory>
<branch>refs/heads/main</branch> <branch>refs/heads/${branch-name}</branch>
<includes> <includes>
<include>**/*</include> <include>**/*</include>
</includes> </includes>
<merge>true</merge> <merge>true</merge>
<repositoryName>host-maven-repo-example</repositoryName> <repositoryName>${repository-name}</repositoryName>
<repositoryOwner>sgrverma23</repositoryOwner> <repositoryOwner>${repository-owner}</repositoryOwner>
<server>github</server> <server>github</server>
</configuration> </configuration>
<executions> <executions>
@ -89,7 +89,7 @@
<repositories> <repositories>
<repository> <repository>
<id>PROJECT-REPO-URL</id> <id>PROJECT-REPO-URL</id>
<url>https://github.com/sgrverma23/host-maven-repo-example/main</url> <url>https://github.com/${repository-owner}/${repository-name}/${branch-name}</url>
<snapshots> <snapshots>
<enabled>true</enabled> <enabled>true</enabled>
<updatePolicy>always</updatePolicy> <updatePolicy>always</updatePolicy>
@ -98,6 +98,10 @@
</repositories> </repositories>
<properties> <properties>
<!--Put your own properties-->
<repository-owner>Put-repo-owner</repository-owner>
<repository-name>Put-repository-name</repository-name>
<branch-name>Put-branch-name</branch-name>
<github.global.server>github</github.global.server> <github.global.server>github</github.global.server>
<maven.compiler.source>8</maven.compiler.source> <maven.compiler.source>8</maven.compiler.source>
<maven.compiler.target>8</maven.compiler.target> <maven.compiler.target>8</maven.compiler.target>

View File

@ -21,7 +21,7 @@
<executions> <executions>
<execution> <execution>
<id>enforce-file-exists</id> <id>enforce-file-exists</id>
<phase/> <phase />
</execution> </execution>
</executions> </executions>
</plugin> </plugin>

View File

@ -14,6 +14,13 @@
<version>1.0.0-SNAPSHOT</version> <version>1.0.0-SNAPSHOT</version>
</parent> </parent>
<modules>
<module>plugin-enabled</module>
<module>skip-parameter</module>
<module>phase-none</module>
<module>empty-phase</module>
</modules>
<build> <build>
<plugins> <plugins>
<plugin> <plugin>
@ -41,13 +48,6 @@
</plugins> </plugins>
</build> </build>
<modules>
<module>plugin-enabled</module>
<module>skip-parameter</module>
<module>phase-none</module>
<module>empty-phase</module>
</modules>
<properties> <properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding> <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
</properties> </properties>

View File

@ -23,4 +23,5 @@
<properties> <properties>
<spring-core.version>4.3.30.RELEASE</spring-core.version> <spring-core.version>4.3.30.RELEASE</spring-core.version>
</properties> </properties>
</project> </project>

View File

@ -33,4 +33,5 @@
<properties> <properties>
<spring-core.version>5.3.16</spring-core.version> <spring-core.version>5.3.16</spring-core.version>
</properties> </properties>
</project> </project>

View File

@ -5,7 +5,6 @@
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<artifactId>webapp</artifactId> <artifactId>webapp</artifactId>
<name>webapp</name> <name>webapp</name>
<packaging>war</packaging> <packaging>war</packaging>
<parent> <parent>
@ -30,4 +29,5 @@
<properties> <properties>
<maven-war-plugin.version>3.3.2</maven-war-plugin.version> <maven-war-plugin.version>3.3.2</maven-war-plugin.version>
</properties> </properties>
</project> </project>

View File

@ -1,5 +1,6 @@
<?xml version="1.0" encoding="UTF-8" standalone="no"?> <?xml version="1.0" encoding="UTF-8" standalone="no"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" <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/maven-v4_0_0.xsd"> xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion> <modelVersion>4.0.0</modelVersion>
<groupId>com.mycompany</groupId> <groupId>com.mycompany</groupId>

View File

@ -0,0 +1,4 @@
Username,Id,First name,Last name
doe1,7173,John,Doe
smith3,3722,Dana,Smith
john22,5490,John,Wang
1 Username Id First name Last name
2 doe1 7173 John Doe
3 smith3 3722 Dana Smith
4 john22 5490 John Wang

View File

@ -1,7 +1,5 @@
<?xml version="1.0" encoding="UTF-8"?> <?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" <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">
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> <modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.core-java-persistence-2</groupId> <groupId>com.baeldung.core-java-persistence-2</groupId>
<artifactId>core-java-persistence-2</artifactId> <artifactId>core-java-persistence-2</artifactId>
@ -41,6 +39,20 @@
<artifactId>mssql-jdbc</artifactId> <artifactId>mssql-jdbc</artifactId>
<version>${mssql.driver.version}</version> <version>${mssql.driver.version}</version>
</dependency> </dependency>
<dependency>
<groupId>org.jooq</groupId>
<artifactId>jooq</artifactId>
<version>3.11.11</version>
</dependency>
<dependency>
<groupId>org.json</groupId>
<artifactId>json</artifactId>
<version>20220320</version>
</dependency>
</dependencies> </dependencies>
<properties> <properties>

View File

@ -0,0 +1,137 @@
package com.baeldung.resultset2json;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.ResultSetMetaData;
import java.sql.SQLException;
import java.sql.Statement;
import java.util.List;
import java.util.stream.Collectors;
import java.util.stream.IntStream;
import org.jooq.Record;
import org.jooq.RecordMapper;
import org.jooq.impl.DSL;
import org.json.JSONException;
import org.json.JSONObject;
import org.json.JSONArray;
public class ResultSet2JSON {
public static void main(String... args) throws ClassNotFoundException, SQLException {
ResultSet2JSON testClass = new ResultSet2JSON();
testClass.convertWithoutJOOQ();
}
public void convertWithoutJOOQ() throws ClassNotFoundException, SQLException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONArray result1 = resultSet2JdbcWithoutJOOQ(resultSet);
System.out.println(result1);
resultSet.close();
}
public void convertUsingJOOQDefaultApproach() throws ClassNotFoundException, SQLException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONObject result1 = resultSet2JdbcUsingJOOQDefaultApproach(resultSet, dbConnection);
System.out.println(result1);
resultSet.close();
}
public void convertUsingCustomisedJOOQ() throws ClassNotFoundException, SQLException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONArray result1 = resultSet2JdbcUsingCustomisedJOOQ(resultSet, dbConnection);
System.out.println(result1);
resultSet.close();
}
public static JSONArray resultSet2JdbcWithoutJOOQ(ResultSet resultSet) throws SQLException {
ResultSetMetaData md = resultSet.getMetaData();
int numCols = md.getColumnCount();
List<String> colNames = IntStream.range(0, numCols)
.mapToObj(i -> {
try {
return md.getColumnName(i + 1);
} catch (SQLException e) {
e.printStackTrace();
return "?";
}
})
.collect(Collectors.toList());
JSONArray result = new JSONArray();
while (resultSet.next()) {
JSONObject row = new JSONObject();
colNames.forEach(cn -> {
try {
row.put(cn, resultSet.getObject(cn));
} catch (JSONException | SQLException e) {
e.printStackTrace();
}
});
result.put(row);
}
return result;
}
public static JSONObject resultSet2JdbcUsingJOOQDefaultApproach(ResultSet resultSet, Connection dbConnection) throws SQLException {
JSONObject result = new JSONObject(DSL.using(dbConnection)
.fetch(resultSet)
.formatJSON());
return result;
}
public static JSONArray resultSet2JdbcUsingCustomisedJOOQ(ResultSet resultSet, Connection dbConnection) throws SQLException {
ResultSetMetaData md = resultSet.getMetaData();
int numCols = md.getColumnCount();
List<String> colNames = IntStream.range(0, numCols)
.mapToObj(i -> {
try {
return md.getColumnName(i + 1);
} catch (SQLException e) {
e.printStackTrace();
return "?";
}
})
.collect(Collectors.toList());
List<JSONObject> json = DSL.using(dbConnection)
.fetch(resultSet)
.map(new RecordMapper<Record, JSONObject>() {
@Override
public JSONObject map(Record r) {
JSONObject obj = new JSONObject();
colNames.forEach(cn -> obj.put(cn, r.get(cn)));
return obj;
}
});
return new JSONArray(json);
}
}

View File

@ -0,0 +1,75 @@
package com.baeldung.resultset2json;
import static com.baeldung.resultset2json.ResultSet2JSON.resultSet2JdbcWithoutJOOQ;
import static com.baeldung.resultset2json.ResultSet2JSON.resultSet2JdbcUsingJOOQDefaultApproach;
import static com.baeldung.resultset2json.ResultSet2JSON.resultSet2JdbcUsingCustomisedJOOQ;
import java.sql.Connection;
import java.sql.DriverManager;
import java.sql.ResultSet;
import java.sql.SQLException;
import java.sql.Statement;
import org.json.JSONArray;
import org.json.JSONObject;
import org.junit.jupiter.api.Test;
import static org.junit.jupiter.api.Assertions.assertTrue;
public class ResultSet2JSONUnitTest {
JSONObject object = new JSONObject(
"{\"records\":[[\"doe1\",\"7173\",\"John\",\"Doe\"],[\"smith3\",\"3722\",\"Dana\",\"Smith\"],[\"john22\",\"5490\",\"John\",\"Wang\"]],\"fields\":[{\"schema\":\"PUBLIC\",\"name\":\"USERNAME\",\"type\":\"VARCHAR\",\"table\":\"WORDS\"},{\"schema\":\"PUBLIC\",\"name\":\"ID\",\"type\":\"VARCHAR\",\"table\":\"WORDS\"},{\"schema\":\"PUBLIC\",\"name\":\"First name\",\"type\":\"VARCHAR\",\"table\":\"WORDS\"},{\"schema\":\"PUBLIC\",\"name\":\"Last name\",\"type\":\"VARCHAR\",\"table\":\"WORDS\"}]}");
JSONArray array = new JSONArray(
"[{\"USERNAME\":\"doe1\",\"First name\":\"John\",\"ID\":\"7173\",\"Last name\":\"Doe\"},{\"USERNAME\":\"smith3\",\"First name\":\"Dana\",\"ID\":\"3722\",\"Last name\":\"Smith\"},{\"USERNAME\":\"john22\",\"First name\":\"John\",\"ID\":\"5490\",\"Last name\":\"Wang\"}]");
@Test
void whenResultSetConvertedWithoutJOOQ_shouldMatchJSON() throws SQLException, ClassNotFoundException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc1", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONArray result1 = resultSet2JdbcWithoutJOOQ(resultSet);
resultSet.close();
assertTrue(array.similar(result1));
}
@Test
void whenResultSetConvertedUsingJOOQDefaultApproach_shouldMatchJSON() throws SQLException, ClassNotFoundException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc2", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONObject result2 = resultSet2JdbcUsingJOOQDefaultApproach(resultSet, dbConnection);
resultSet.close();
assertTrue(object.similar(result2));
}
@Test
void whenResultSetConvertedUsingCustomisedJOOQ_shouldMatchJSON() throws SQLException, ClassNotFoundException {
Class.forName("org.h2.Driver");
Connection dbConnection = DriverManager.getConnection("jdbc:h2:mem:rs2jdbc3", "user", "password");
// Create a table
Statement stmt = dbConnection.createStatement();
stmt.execute("CREATE TABLE words AS SELECT * FROM CSVREAD('./example.csv')");
ResultSet resultSet = stmt.executeQuery("SELECT * FROM words");
JSONArray result3 = resultSet2JdbcUsingCustomisedJOOQ(resultSet, dbConnection);
resultSet.close();
assertTrue(array.similar(result3));
}
}

View File

@ -11,3 +11,4 @@ This module contains articles about use of Queries in Hibernate.
- [Hibernate Query Plan Cache](https://www.baeldung.com/hibernate-query-plan-cache) - [Hibernate Query Plan Cache](https://www.baeldung.com/hibernate-query-plan-cache)
- [Hibernates addScalar() Method](https://www.baeldung.com/hibernate-addscalar) - [Hibernates addScalar() Method](https://www.baeldung.com/hibernate-addscalar)
- [Distinct Queries in HQL](https://www.baeldung.com/java-hql-distinct) - [Distinct Queries in HQL](https://www.baeldung.com/java-hql-distinct)
- [JPA and Hibernate Criteria vs. JPQL vs. HQL Query](https://www.baeldung.com/jpql-hql-criteria-query)

View File

@ -30,7 +30,6 @@
<artifactId>tomcat-dbcp</artifactId> <artifactId>tomcat-dbcp</artifactId>
<version>${tomcat-dbcp.version}</version> <version>${tomcat-dbcp.version}</version>
</dependency> </dependency>
<!-- validation --> <!-- validation -->
<!-- utils --> <!-- utils -->
<dependency> <dependency>
@ -45,7 +44,6 @@
<version>${org.springframework.version}</version> <version>${org.springframework.version}</version>
<scope>test</scope> <scope>test</scope>
</dependency> </dependency>
<dependency> <dependency>
<groupId>org.hibernate</groupId> <groupId>org.hibernate</groupId>
<artifactId>hibernate-core</artifactId> <artifactId>hibernate-core</artifactId>
@ -81,7 +79,6 @@
<artifactId>jmh-generator-annprocess</artifactId> <artifactId>jmh-generator-annprocess</artifactId>
<version>${jmh-generator.version}</version> <version>${jmh-generator.version}</version>
</dependency> </dependency>
</dependencies> </dependencies>
<properties> <properties>

View File

@ -32,5 +32,4 @@ public class EmployeeCriteriaIntegrationTest {
session.close(); session.close();
assertArrayEquals(expectedSortCritEmployeeList.toArray(), employeeCriteriaQueries.getAllEmployees().toArray()); assertArrayEquals(expectedSortCritEmployeeList.toArray(), employeeCriteriaQueries.getAllEmployees().toArray());
} }
} }

View File

@ -60,6 +60,7 @@
<module>spring-boot-persistence</module> <module>spring-boot-persistence</module>
<module>spring-boot-persistence-h2</module> <module>spring-boot-persistence-h2</module>
<module>spring-boot-persistence-mongodb</module> <module>spring-boot-persistence-mongodb</module>
<module>spring-boot-persistence-mongodb-2</module>
<module>spring-data-arangodb</module> <module>spring-data-arangodb</module>
<module>spring-data-cassandra</module> <module>spring-data-cassandra</module>
<module>spring-data-cassandra-test</module> <module>spring-data-cassandra-test</module>

View File

@ -39,7 +39,7 @@
</dependencies> </dependencies>
<properties> <properties>
<mysql-connector-java.version>8.0.12</mysql-connector-java.version> <mysql-connector-java.version>8.0.23</mysql-connector-java.version>
</properties> </properties>
</project> </project>

View File

@ -1,6 +1,6 @@
spring: spring:
datasource: datasource:
url: jdbc:mysql://localhost:3306/test?useLegacyDatetimeCode=false url: jdbc:mysql://localhost:3306/test?
username: root username: root
password: password:
@ -9,6 +9,6 @@ spring:
ddl-auto: update ddl-auto: update
properties: properties:
hibernate: hibernate:
dialect: org.hibernate.dialect.MySQL5Dialect dialect: org.hibernate.dialect.MySQL8Dialect
jdbc: jdbc:
time_zone: UTC time_zone: UTC

View File

@ -0,0 +1,2 @@
/.idea/
/target/

View File

@ -0,0 +1,4 @@
# Relevant Articles
- [Logging MongoDB Queries with Spring Boot](https://www.baeldung.com/spring-boot-mongodb-logging)
- More articles: [[<--prev]](../spring-boot-persistence-mongodb)

View File

@ -0,0 +1,35 @@
<?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>spring-boot-persistence-mongodb-2</artifactId>
<name>spring-boot-persistence-mongodb-2</name>
<packaging>war</packaging>
<description>This is simple boot application for Spring boot persistence mongodb test</description>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-boot-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-boot-2</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-data-mongodb</artifactId>
</dependency>
<dependency>
<groupId>de.flapdoodle.embed</groupId>
<artifactId>de.flapdoodle.embed.mongo</artifactId>
<version>${embed.mongo.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<embed.mongo.version>3.2.6</embed.mongo.version>
</properties>
</project>

View File

@ -0,0 +1,13 @@
package com.baeldung;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class SpringBootPersistenceApplication {
public static void main(String ... args) {
SpringApplication.run(SpringBootPersistenceApplication.class, args);
}
}

View File

@ -0,0 +1 @@
spring.application.name=spring-boot-persistence-mongodb-2

View File

@ -35,7 +35,7 @@ import de.flapdoodle.embed.mongo.distribution.Version;
import de.flapdoodle.embed.process.runtime.Network; import de.flapdoodle.embed.process.runtime.Network;
@SpringBootTest @SpringBootTest
@TestPropertySource(properties = { "logging.level.org.springframework.data.mongodb.core.MongoTemplate=DEBUG" }) @TestPropertySource(properties = { "logging.level.org.springframework.data.mongodb.core.MongoTemplate=INFO" })
public class LoggingUnitTest { public class LoggingUnitTest {
private static final String CONNECTION_STRING = "mongodb://%s:%d"; private static final String CONNECTION_STRING = "mongodb://%s:%d";
@ -51,7 +51,7 @@ public class LoggingUnitTest {
@BeforeEach @BeforeEach
void setup() throws Exception { void setup() throws Exception {
String ip = "localhost"; String ip = "localhost";
int port = SocketUtils.findAvailableTcpPort(); int port = Network.freeServerPort(Network.getLocalHost());
ImmutableMongodConfig mongodConfig = MongodConfig.builder() ImmutableMongodConfig mongodConfig = MongodConfig.builder()
.version(Version.Main.PRODUCTION) .version(Version.Main.PRODUCTION)

View File

@ -0,0 +1 @@
spring.mongodb.embedded.version=4.4.9

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