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Merge pull request #19 from eugenp/master 

EJB Session Beans
This commit is contained in:
PRITAM BANERJEE 2017-05-18 23:58:46 -07:00 committed by GitHub
parent 0ebaefcb95 e338d3eb0e
commit 7b7f8bed8e
4391 changed files with 435079 additions and 38696 deletions
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4
.gitignore vendored
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@ -1,3 +1,5 @@
*/bin/*
*.class
# Package Files #
@ -29,3 +31,5 @@ spring-openid/src/main/resources/application.properties
.recommenders/
/spring-hibernate4/nbproject/
spring-security-openid/src/main/resources/application.properties
spring-all/*.log

16
.travis.yml
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@ -1,11 +1,19 @@
language: java
install: travis_wait 40 mvn -q clean install -Dgib.enabled=true
before_install:
- export MAVEN_OPTS="-Xmx2048M -Xss128M -XX:+CMSClassUnloadingEnabled -XX:+UseG1GC -XX:-UseGCOverheadLimit"
- echo "MAVEN_OPTS='-Xmx2048M -Xss128M -XX:+CMSClassUnloadingEnabled -XX:+UseG1GC -XX:-UseGCOverheadLimit'" > ~/.mavenrc
install: travis_wait 60 mvn -q test -fae
sudo: required
before_script:
- echo "MAVEN_OPTS='-Xmx2048M -Xss128M -XX:+CMSClassUnloadingEnabled -XX:+UseG1GC -XX:-UseGCOverheadLimit'" > ~/.mavenrc
jdk:
- oraclejdk8
sudo: false
addons:
apt:
packages:
@ -14,4 +22,6 @@ addons:
cache:
directories:
- .autoconf
- $HOME/.m2
- $HOME/.m2

26
JGit/pom.xml
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@ -6,6 +6,13 @@
<version>1.0-SNAPSHOT</version>
<packaging>jar</packaging>
<url>http://maven.apache.org</url>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<maven.compiler.source>1.8</maven.compiler.source>
@ -40,24 +47,5 @@
<artifactId>slf4j-simple</artifactId>
<version>1.7.21</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>4.12</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.2</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

31
JGit/src/test/java/com/baeldung/jgit/JGitBugIntegrationTest.java Normal file
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@ -0,0 +1,31 @@
import com.baeldung.jgit.helper.Helper;
import org.eclipse.jgit.lib.ObjectLoader;
import org.eclipse.jgit.lib.ObjectReader;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevWalk;
import org.junit.Test;
import java.io.IOException;
import static org.junit.Assert.assertNotNull;
/**
* Tests which show issues with JGit that we reported upstream.
*/
public class JGitBugIntegrationTest {
@Test
public void testRevWalkDisposeClosesReader() throws IOException {
try (Repository repo = Helper.openJGitRepository()) {
try (ObjectReader reader = repo.newObjectReader()) {
try (RevWalk walk = new RevWalk(reader)) {
walk.dispose();
Ref head = repo.exactRef("refs/heads/master");
System.out.println("Found head: " + head);
ObjectLoader loader = reader.open(head.getObjectId());
assertNotNull(loader);
}
}
}
}
}

31
JGit/src/test/java/com/baeldung/jgit/JGitBugTest.java
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@ -1,31 +0,0 @@
import com.baeldung.jgit.helper.Helper;
import org.eclipse.jgit.lib.ObjectLoader;
import org.eclipse.jgit.lib.ObjectReader;
import org.eclipse.jgit.lib.Ref;
import org.eclipse.jgit.lib.Repository;
import org.eclipse.jgit.revwalk.RevWalk;
import org.junit.Test;
import java.io.IOException;
import static org.junit.Assert.assertNotNull;
/**
* Tests which show issues with JGit that we reported upstream.
*/
public class JGitBugTest {
@Test
public void testRevWalkDisposeClosesReader() throws IOException {
try (Repository repo = Helper.openJGitRepository()) {
try (ObjectReader reader = repo.newObjectReader()) {
try (RevWalk walk = new RevWalk(reader)) {
walk.dispose();
Ref head = repo.exactRef("refs/heads/master");
System.out.println("Found head: " + head);
ObjectLoader loader = reader.open(head.getObjectId());
assertNotNull(loader);
}
}
}
}
}

17
JGit/src/test/java/com/baeldung/jgit/porcelain/PorcelainTest.java
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@ -1,17 +0,0 @@
package com.baeldung.jgit.porcelain;
import org.junit.Test;
public class PorcelainTest {
@Test
public void runSamples() throws Exception {
// simply call all the samples to see any severe problems with the samples
AddFile.main(null);
CommitAll.main(null);
CreateAndDeleteTag.main(null);
Log.main(null);
}
}

17
JGit/src/test/java/com/baeldung/jgit/porcelain/PorcelainUnitTest.java Normal file
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@ -0,0 +1,17 @@
package com.baeldung.jgit.porcelain;
import org.junit.Test;
public class PorcelainUnitTest {
@Test
public void runSamples() throws Exception {
// simply call all the samples to see any severe problems with the samples
AddFile.main(null);
CommitAll.main(null);
CreateAndDeleteTag.main(null);
Log.main(null);
}
}

3
Twitter4J/README.md Normal file
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@ -0,0 +1,3 @@
### Relevant articles
- [Introduction to Twitter4J](http://www.baeldung.com/twitter4j)

52
Twitter4J/pom.xml Normal file
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<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">
<modelVersion>4.0.0</modelVersion>
<groupId>com.mabsisa</groupId>
<artifactId>Twitter4J</artifactId>
<packaging>jar</packaging>
<version>1.0-SNAPSHOT</version>
<name>Twitter4J</name>
<url>http://maven.apache.org</url>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
<java.version>1.8</java.version>
</properties>
<dependencies>
<dependency>
<groupId>org.twitter4j</groupId>
<artifactId>twitter4j-stream</artifactId>
<version>4.0.6</version>
</dependency>
</dependencies>
<build>
<finalName>${project.artifactId}</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<excludes>
<exclude>**/ApplicationTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
</project>

116
Twitter4J/src/main/java/com/baeldung/Application.java Normal file
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@ -0,0 +1,116 @@
/**
*
*/
package com.baeldung;
import java.util.List;
import java.util.stream.Collectors;
import twitter4j.DirectMessage;
import twitter4j.Query;
import twitter4j.QueryResult;
import twitter4j.StallWarning;
import twitter4j.Status;
import twitter4j.StatusDeletionNotice;
import twitter4j.StatusListener;
import twitter4j.Twitter;
import twitter4j.TwitterException;
import twitter4j.TwitterFactory;
import twitter4j.TwitterStream;
import twitter4j.TwitterStreamFactory;
import twitter4j.conf.ConfigurationBuilder;
public class Application {
public static Twitter getTwitterinstance() {
/**
* if not using properties file, we can set access token by following way
*/
// ConfigurationBuilder cb = new ConfigurationBuilder();
// cb.setDebugEnabled(true)
// .setOAuthConsumerKey("//TODO")
// .setOAuthConsumerSecret("//TODO")
// .setOAuthAccessToken("//TODO")
// .setOAuthAccessTokenSecret("//TODO");
// TwitterFactory tf = new TwitterFactory(cb.build());
// Twitter twitter = tf.getSingleton();
Twitter twitter = TwitterFactory.getSingleton();
return twitter;
}
public static String createTweet(String tweet) throws TwitterException {
Twitter twitter = getTwitterinstance();
Status status = twitter.updateStatus("creating baeldung API");
return status.getText();
}
public static List<String> getTimeLine() throws TwitterException {
Twitter twitter = getTwitterinstance();
List<Status> statuses = twitter.getHomeTimeline();
return statuses.stream().map(
item -> item.getText()).collect(
Collectors.toList());
}
public static String sendDirectMessage(String recipientName, String msg) throws TwitterException {
Twitter twitter = getTwitterinstance();
DirectMessage message = twitter.sendDirectMessage(recipientName, msg);
return message.getText();
}
public static List<String> searchtweets() throws TwitterException {
Twitter twitter = getTwitterinstance();
Query query = new Query("source:twitter4j baeldung");
QueryResult result = twitter.search(query);
List<Status> statuses = result.getTweets();
return statuses.stream().map(
item -> item.getText()).collect(
Collectors.toList());
}
public static void streamFeed() {
StatusListener listener = new StatusListener(){
@Override
public void onException(Exception e) {
e.printStackTrace();
}
@Override
public void onDeletionNotice(StatusDeletionNotice arg) {
System.out.println("Got a status deletion notice id:" + arg.getStatusId());
}
@Override
public void onScrubGeo(long userId, long upToStatusId) {
System.out.println("Got scrub_geo event userId:" + userId + " upToStatusId:" + upToStatusId);
}
@Override
public void onStallWarning(StallWarning warning) {
System.out.println("Got stall warning:" + warning);
}
@Override
public void onStatus(Status status) {
System.out.println(status.getUser().getName() + " : " + status.getText());
}
@Override
public void onTrackLimitationNotice(int numberOfLimitedStatuses) {
System.out.println("Got track limitation notice:" + numberOfLimitedStatuses);
}
};
TwitterStream twitterStream = new TwitterStreamFactory().getInstance();
twitterStream.addListener(listener);
twitterStream.sample();
}
}

4
Twitter4J/src/main/resources/twitter4j.properties Normal file
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@ -0,0 +1,4 @@
oauth.consumerKey=//TODO
oauth.consumerSecret=//TODO
oauth.accessToken=//TODO
oauth.accessTokenSecret=//TODO

40
Twitter4J/src/test/java/com/baeldung/ApplicationIntegrationTest.java Normal file
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@ -0,0 +1,40 @@
package com.baeldung;
import static org.junit.Assert.assertEquals;
import java.util.ArrayList;
import java.util.List;
import org.junit.Test;
import twitter4j.TwitterException;
public class ApplicationIntegrationTest {
/**
* In order run this jUnit test you need to configure your API details in the twitter4j.properties
*/
String tweet = "baeldung is awsome";
@Test
public void givenText_updateStatus() throws TwitterException {
String text = Application.createTweet(tweet);
assertEquals(tweet, text);
}
@Test
public void givenCredential_fetchStatus() throws TwitterException {
List<String> statuses = Application.getTimeLine();
List<String> expectedStatuses = new ArrayList<String>();
expectedStatuses.add(tweet);
assertEquals(expectedStatuses, statuses);
}
@Test
public void givenRecipientNameAndMessage_sendDirectMessage() throws TwitterException {
String msg = Application.sendDirectMessage("YOUR_RECCIPIENT_ID", tweet);
assertEquals(msg, tweet);
}
}

1
algorithms/.gitignore vendored Normal file
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@ -0,0 +1 @@
/target/

4
algorithms/README.md
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@ -2,3 +2,7 @@
- [Dijkstra Algorithm in Java](http://www.baeldung.com/java-dijkstra)
- [Introduction to Cobertura](http://www.baeldung.com/cobertura)
- [Ant Colony Optimization](http://www.baeldung.com/java-ant-colony-optimization)
- [Validating Input With Finite Automata in Java](http://www.baeldung.com/finite-automata-java)
- [Introduction to Jenetics Library](http://www.baeldung.com/jenetics)
- [Check If a Number Is Prime in Java](http://www.baeldung.com/java-prime-numbers)

122
algorithms/pom.xml
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@ -1,63 +1,69 @@
<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>
<groupId>com.baeldung</groupId>
<artifactId>algorithms</artifactId>
<version>0.0.1-SNAPSHOT</version>
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>
<groupId>com.baeldung</groupId>
<artifactId>algorithms</artifactId>
<version>0.0.1-SNAPSHOT</version>
<properties>
<junit.version>4.12</junit.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<exec-maven-plugin.version>1.5.0</exec-maven-plugin.version>
</properties>
<properties>
<exec-maven-plugin.version>1.5.0</exec-maven-plugin.version>
<lombok.version>1.16.12</lombok.version>
<commons-math3.version>3.6.1</commons-math3.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<build>
<defaultGoal>install</defaultGoal>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>cobertura-maven-plugin</artifactId>
<version>2.7</version>
<configuration>
<instrumentation>
<ignores>
<ignore>com/baeldung/algorithms/dijkstra/*</ignore>
</ignores>
<excludes>
<exclude>com/baeldung/algorithms/dijkstra/*</exclude>
</excludes>
</instrumentation>
</configuration>
</plugin>
</plugins>
</reporting>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-math3</artifactId>
<version>${commons-math3.version}</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>io.jenetics</groupId>
<artifactId>jenetics</artifactId>
<version>3.7.0</version>
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<reporting>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>cobertura-maven-plugin</artifactId>
<version>2.7</version>
<configuration>
<instrumentation>
<ignores>
<ignore>com/baeldung/algorithms/dijkstra/*</ignore>
</ignores>
<excludes>
<exclude>com/baeldung/algorithms/dijkstra/*</exclude>
</excludes>
</instrumentation>
</configuration>
</plugin>
</plugins>
</reporting>
</project>

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algorithms/src/main/java/com/baeldung/algorithms/RunAlgorithm.java Normal file
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package com.baeldung.algorithms;
import java.util.Scanner;
import com.baeldung.algorithms.ga.annealing.SimulatedAnnealing;
import com.baeldung.algorithms.ga.ant_colony.AntColonyOptimization;
import com.baeldung.algorithms.ga.binary.SimpleGeneticAlgorithm;
import com.baeldung.algorithms.slope_one.SlopeOne;
public class RunAlgorithm {
public static void main(String[] args) throws InstantiationException, IllegalAccessException {
Scanner in = new Scanner(System.in);
System.out.println("Run algorithm:");
System.out.println("1 - Simulated Annealing");
System.out.println("2 - Slope One");
System.out.println("3 - Simple Genetic Algorithm");
System.out.println("4 - Ant Colony");
System.out.println("5 - Dijkstra");
int decision = in.nextInt();
switch (decision) {
case 1:
System.out.println(
"Optimized distance for travel: " + SimulatedAnnealing.simulateAnnealing(10, 10000, 0.9995));
break;
case 2:
SlopeOne.slopeOne(3);
break;
case 3:
SimpleGeneticAlgorithm ga = new SimpleGeneticAlgorithm();
ga.runAlgorithm(50, "1011000100000100010000100000100111001000000100000100000000001111");
break;
case 4:
AntColonyOptimization antColony = new AntColonyOptimization(21);
antColony.startAntOptimization();
break;
case 5:
System.out.println("Please run the DijkstraAlgorithmTest.");
break;
default:
System.out.println("Unknown option");
break;
}
in.close();
}
}

2
core-java/src/main/java/com/baeldung/algorithms/annealing/City.java → algorithms/src/main/java/com/baeldung/algorithms/ga/annealing/City.java
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@ -1,4 +1,4 @@
package com.baeldung.algorithms.annealing;
package com.baeldung.algorithms.ga.annealing;
import lombok.Data;

2
core-java/src/main/java/com/baeldung/algorithms/annealing/SimulatedAnnealing.java → algorithms/src/main/java/com/baeldung/algorithms/ga/annealing/SimulatedAnnealing.java
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@ -1,4 +1,4 @@
package com.baeldung.algorithms.annealing;
package com.baeldung.algorithms.ga.annealing;
public class SimulatedAnnealing {

2
core-java/src/main/java/com/baeldung/algorithms/annealing/Travel.java → algorithms/src/main/java/com/baeldung/algorithms/ga/annealing/Travel.java
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@ -1,4 +1,4 @@
package com.baeldung.algorithms.annealing;
package com.baeldung.algorithms.ga.annealing;
import java.util.ArrayList;
import java.util.Collections;

37
algorithms/src/main/java/com/baeldung/algorithms/ga/ant_colony/Ant.java Normal file
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package com.baeldung.algorithms.ga.ant_colony;
public class Ant {
protected int trailSize;
protected int trail[];
protected boolean visited[];
public Ant(int tourSize) {
this.trailSize = tourSize;
this.trail = new int[tourSize];
this.visited = new boolean[tourSize];
}
protected void visitCity(int currentIndex, int city) {
trail[currentIndex + 1] = city;
visited[city] = true;
}
protected boolean visited(int i) {
return visited[i];
}
protected double trailLength(double graph[][]) {
double length = graph[trail[trailSize - 1]][trail[0]];
for (int i = 0; i < trailSize - 1; i++) {
length += graph[trail[i]][trail[i + 1]];
}
return length;
}
protected void clear() {
for (int i = 0; i < trailSize; i++)
visited[i] = false;
}
}

203
algorithms/src/main/java/com/baeldung/algorithms/ga/ant_colony/AntColonyOptimization.java Normal file
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package com.baeldung.algorithms.ga.ant_colony;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.OptionalInt;
import java.util.Random;
import java.util.stream.IntStream;
public class AntColonyOptimization {
private double c = 1.0;
private double alpha = 1;
private double beta = 5;
private double evaporation = 0.5;
private double Q = 500;
private double antFactor = 0.8;
private double randomFactor = 0.01;
private int maxIterations = 1000;
private int numberOfCities;
private int numberOfAnts;
private double graph[][];
private double trails[][];
private List<Ant> ants = new ArrayList<>();
private Random random = new Random();
private double probabilities[];
private int currentIndex;
private int[] bestTourOrder;
private double bestTourLength;
public AntColonyOptimization(int noOfCities) {
graph = generateRandomMatrix(noOfCities);
numberOfCities = graph.length;
numberOfAnts = (int) (numberOfCities * antFactor);
trails = new double[numberOfCities][numberOfCities];
probabilities = new double[numberOfCities];
IntStream.range(0, numberOfAnts)
.forEach(i -> ants.add(new Ant(numberOfCities)));
}
/**
* Generate initial solution
*/
public double[][] generateRandomMatrix(int n) {
double[][] randomMatrix = new double[n][n];
IntStream.range(0, n)
.forEach(i -> IntStream.range(0, n)
.forEach(j -> randomMatrix[i][j] = Math.abs(random.nextInt(100) + 1)));
return randomMatrix;
}
/**
* Perform ant optimization
*/
public void startAntOptimization() {
IntStream.rangeClosed(1, 3)
.forEach(i -> {
System.out.println("Attempt #" + i);
solve();
});
}
/**
* Use this method to run the main logic
*/
public int[] solve() {
setupAnts();
clearTrails();
IntStream.range(0, maxIterations)
.forEach(i -> {
moveAnts();
updateTrails();
updateBest();
});
System.out.println("Best tour length: " + (bestTourLength - numberOfCities));
System.out.println("Best tour order: " + Arrays.toString(bestTourOrder));
return bestTourOrder.clone();
}
/**
* Prepare ants for the simulation
*/
private void setupAnts() {
IntStream.range(0, numberOfAnts)
.forEach(i -> {
ants.forEach(ant -> {
ant.clear();
ant.visitCity(-1, random.nextInt(numberOfCities));
});
});
currentIndex = 0;
}
/**
* At each iteration, move ants
*/
private void moveAnts() {
IntStream.range(currentIndex, numberOfCities - 1)
.forEach(i -> {
ants.forEach(ant -> ant.visitCity(currentIndex, selectNextCity(ant)));
currentIndex++;
});
}
/**
* Select next city for each ant
*/
private int selectNextCity(Ant ant) {
int t = random.nextInt(numberOfCities - currentIndex);
if (random.nextDouble() < randomFactor) {
OptionalInt cityIndex = IntStream.range(0, numberOfCities)
.filter(i -> i == t && !ant.visited(i))
.findFirst();
if (cityIndex.isPresent()) {
return cityIndex.getAsInt();
}
}
calculateProbabilities(ant);
double r = random.nextDouble();
double total = 0;
for (int i = 0; i < numberOfCities; i++) {
total += probabilities[i];
if (total >= r) {
return i;
}
}
throw new RuntimeException("There are no other cities");
}
/**
* Calculate the next city picks probabilites
*/
public void calculateProbabilities(Ant ant) {
int i = ant.trail[currentIndex];
double pheromone = 0.0;
for (int l = 0; l < numberOfCities; l++) {
if (!ant.visited(l)) {
pheromone += Math.pow(trails[i][l], alpha) * Math.pow(1.0 / graph[i][l], beta);
}
}
for (int j = 0; j < numberOfCities; j++) {
if (ant.visited(j)) {
probabilities[j] = 0.0;
} else {
double numerator = Math.pow(trails[i][j], alpha) * Math.pow(1.0 / graph[i][j], beta);
probabilities[j] = numerator / pheromone;
}
}
}
/**
* Update trails that ants used
*/
private void updateTrails() {
for (int i = 0; i < numberOfCities; i++) {
for (int j = 0; j < numberOfCities; j++) {
trails[i][j] *= evaporation;
}
}
for (Ant a : ants) {
double contribution = Q / a.trailLength(graph);
for (int i = 0; i < numberOfCities - 1; i++) {
trails[a.trail[i]][a.trail[i + 1]] += contribution;
}
trails[a.trail[numberOfCities - 1]][a.trail[0]] += contribution;
}
}
/**
* Update the best solution
*/
private void updateBest() {
if (bestTourOrder == null) {
bestTourOrder = ants.get(0).trail;
bestTourLength = ants.get(0)
.trailLength(graph);
}
for (Ant a : ants) {
if (a.trailLength(graph) < bestTourLength) {
bestTourLength = a.trailLength(graph);
bestTourOrder = a.trail.clone();
}
}
}
/**
* Clear trails after simulation
*/
private void clearTrails() {
IntStream.range(0, numberOfCities)
.forEach(i -> {
IntStream.range(0, numberOfCities)
.forEach(j -> trails[i][j] = c);
});
}
}

0
core-java/src/main/java/com/baeldung/algorithms/ga/binary/Individual.java → algorithms/src/main/java/com/baeldung/algorithms/ga/binary/Individual.java
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0
core-java/src/main/java/com/baeldung/algorithms/ga/binary/Population.java → algorithms/src/main/java/com/baeldung/algorithms/ga/binary/Population.java
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0
core-java/src/main/java/com/baeldung/algorithms/ga/binary/SimpleGeneticAlgorithm.java → algorithms/src/main/java/com/baeldung/algorithms/ga/binary/SimpleGeneticAlgorithm.java
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114
algorithms/src/main/java/com/baeldung/algorithms/dijkstra/Dijkstra.java → algorithms/src/main/java/com/baeldung/algorithms/ga/dijkstra/Dijkstra.java
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@ -1,57 +1,57 @@
package com.baeldung.algorithms.dijkstra;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.Map.Entry;
import java.util.Set;
public class Dijkstra {
public static Graph calculateShortestPathFromSource(Graph graph, Node source) {
source.setDistance(0);
Set<Node> settledNodes = new HashSet<>();
Set<Node> unsettledNodes = new HashSet<>();
unsettledNodes.add(source);
while (unsettledNodes.size() != 0) {
Node currentNode = getLowestDistanceNode(unsettledNodes);
unsettledNodes.remove(currentNode);
for (Entry<Node, Integer> adjacencyPair : currentNode.getAdjacentNodes().entrySet()) {
Node adjacentNode = adjacencyPair.getKey();
Integer edgeWeigh = adjacencyPair.getValue();
if (!settledNodes.contains(adjacentNode)) {
CalculateMinimumDistance(adjacentNode, edgeWeigh, currentNode);
unsettledNodes.add(adjacentNode);
}
}
settledNodes.add(currentNode);
}
return graph;
}
private static void CalculateMinimumDistance(Node evaluationNode, Integer edgeWeigh, Node sourceNode) {
Integer sourceDistance = sourceNode.getDistance();
if (sourceDistance + edgeWeigh < evaluationNode.getDistance()) {
evaluationNode.setDistance(sourceDistance + edgeWeigh);
LinkedList<Node> shortestPath = new LinkedList<>(sourceNode.getShortestPath());
shortestPath.add(sourceNode);
evaluationNode.setShortestPath(shortestPath);
}
}
private static Node getLowestDistanceNode(Set<Node> unsettledNodes) {
Node lowestDistanceNode = null;
int lowestDistance = Integer.MAX_VALUE;
for (Node node : unsettledNodes) {
int nodeDistance = node.getDistance();
if (nodeDistance < lowestDistance) {
lowestDistance = nodeDistance;
lowestDistanceNode = node;
}
}
return lowestDistanceNode;
}
}
package com.baeldung.algorithms.ga.dijkstra;
import java.util.HashSet;
import java.util.LinkedList;
import java.util.Map.Entry;
import java.util.Set;
public class Dijkstra {
public static Graph calculateShortestPathFromSource(Graph graph, Node source) {
source.setDistance(0);
Set<Node> settledNodes = new HashSet<>();
Set<Node> unsettledNodes = new HashSet<>();
unsettledNodes.add(source);
while (unsettledNodes.size() != 0) {
Node currentNode = getLowestDistanceNode(unsettledNodes);
unsettledNodes.remove(currentNode);
for (Entry<Node, Integer> adjacencyPair : currentNode.getAdjacentNodes().entrySet()) {
Node adjacentNode = adjacencyPair.getKey();
Integer edgeWeigh = adjacencyPair.getValue();
if (!settledNodes.contains(adjacentNode)) {
CalculateMinimumDistance(adjacentNode, edgeWeigh, currentNode);
unsettledNodes.add(adjacentNode);
}
}
settledNodes.add(currentNode);
}
return graph;
}
private static void CalculateMinimumDistance(Node evaluationNode, Integer edgeWeigh, Node sourceNode) {
Integer sourceDistance = sourceNode.getDistance();
if (sourceDistance + edgeWeigh < evaluationNode.getDistance()) {
evaluationNode.setDistance(sourceDistance + edgeWeigh);
LinkedList<Node> shortestPath = new LinkedList<>(sourceNode.getShortestPath());
shortestPath.add(sourceNode);
evaluationNode.setShortestPath(shortestPath);
}
}
private static Node getLowestDistanceNode(Set<Node> unsettledNodes) {
Node lowestDistanceNode = null;
int lowestDistance = Integer.MAX_VALUE;
for (Node node : unsettledNodes) {
int nodeDistance = node.getDistance();
if (nodeDistance < lowestDistance) {
lowestDistance = nodeDistance;
lowestDistanceNode = node;
}
}
return lowestDistanceNode;
}
}

42
algorithms/src/main/java/com/baeldung/algorithms/dijkstra/Graph.java → algorithms/src/main/java/com/baeldung/algorithms/ga/dijkstra/Graph.java
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@ -1,21 +1,21 @@
package com.baeldung.algorithms.dijkstra;
import java.util.HashSet;
import java.util.Set;
public class Graph {
private Set<Node> nodes = new HashSet<>();
public void addNode(Node nodeA) {
nodes.add(nodeA);
}
public Set<Node> getNodes() {
return nodes;
}
public void setNodes(Set<Node> nodes) {
this.nodes = nodes;
}
}
package com.baeldung.algorithms.ga.dijkstra;
import java.util.HashSet;
import java.util.Set;
public class Graph {
private Set<Node> nodes = new HashSet<>();
public void addNode(Node nodeA) {
nodes.add(nodeA);
}
public Set<Node> getNodes() {
return nodes;
}
public void setNodes(Set<Node> nodes) {
this.nodes = nodes;
}
}

116
algorithms/src/main/java/com/baeldung/algorithms/dijkstra/Node.java → algorithms/src/main/java/com/baeldung/algorithms/ga/dijkstra/Node.java
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@ -1,58 +1,58 @@
package com.baeldung.algorithms.dijkstra;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
public class Node {
private String name;
private LinkedList<Node> shortestPath = new LinkedList<>();
private Integer distance = Integer.MAX_VALUE;
private Map<Node, Integer> adjacentNodes = new HashMap<>();
public Node(String name) {
this.name = name;
}
public void addDestination(Node destination, int distance) {
adjacentNodes.put(destination, distance);
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Map<Node, Integer> getAdjacentNodes() {
return adjacentNodes;
}
public void setAdjacentNodes(Map<Node, Integer> adjacentNodes) {
this.adjacentNodes = adjacentNodes;
}
public Integer getDistance() {
return distance;
}
public void setDistance(Integer distance) {
this.distance = distance;
}
public List<Node> getShortestPath() {
return shortestPath;
}
public void setShortestPath(LinkedList<Node> shortestPath) {
this.shortestPath = shortestPath;
}
}
package com.baeldung.algorithms.ga.dijkstra;
import java.util.HashMap;
import java.util.LinkedList;
import java.util.List;
import java.util.Map;
public class Node {
private String name;
private LinkedList<Node> shortestPath = new LinkedList<>();
private Integer distance = Integer.MAX_VALUE;
private Map<Node, Integer> adjacentNodes = new HashMap<>();
public Node(String name) {
this.name = name;
}
public void addDestination(Node destination, int distance) {
adjacentNodes.put(destination, distance);
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Map<Node, Integer> getAdjacentNodes() {
return adjacentNodes;
}
public void setAdjacentNodes(Map<Node, Integer> adjacentNodes) {
this.adjacentNodes = adjacentNodes;
}
public Integer getDistance() {
return distance;
}
public void setDistance(Integer distance) {
this.distance = distance;
}
public List<Node> getShortestPath() {
return shortestPath;
}
public void setShortestPath(LinkedList<Node> shortestPath) {
this.shortestPath = shortestPath;
}
}

47
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/Knapsack.java Normal file
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@ -0,0 +1,47 @@
package com.baeldung.algorithms.ga.jenetics;
import static org.jenetics.engine.EvolutionResult.toBestPhenotype;
import static org.jenetics.engine.limit.bySteadyFitness;
import java.util.stream.Stream;
import org.jenetics.BitChromosome;
import org.jenetics.BitGene;
import org.jenetics.Mutator;
import org.jenetics.Phenotype;
import org.jenetics.RouletteWheelSelector;
import org.jenetics.SinglePointCrossover;
import org.jenetics.TournamentSelector;
import org.jenetics.engine.Engine;
import org.jenetics.engine.EvolutionStatistics;
//The main class.
public class Knapsack {
public static void main(String[] args) {
int nItems = 15;
double ksSize = nItems * 100.0 / 3.0;
KnapsackFF ff = new KnapsackFF(Stream.generate(KnapsackItem::random)
.limit(nItems)
.toArray(KnapsackItem[]::new), ksSize);
Engine<BitGene, Double> engine = Engine.builder(ff, BitChromosome.of(nItems, 0.5))
.populationSize(500)
.survivorsSelector(new TournamentSelector<>(5))
.offspringSelector(new RouletteWheelSelector<>())
.alterers(new Mutator<>(0.115), new SinglePointCrossover<>(0.16))
.build();
EvolutionStatistics<Double, ?> statistics = EvolutionStatistics.ofNumber();
Phenotype<BitGene, Double> best = engine.stream()
.limit(bySteadyFitness(7))
.limit(100)
.peek(statistics)
.collect(toBestPhenotype());
System.out.println(statistics);
System.out.println(best);
}
}

25
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/KnapsackFF.java Normal file
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@ -0,0 +1,25 @@
package com.baeldung.algorithms.ga.jenetics;
import java.util.function.Function;
import org.jenetics.BitChromosome;
import org.jenetics.BitGene;
import org.jenetics.Genotype;
public class KnapsackFF implements Function<Genotype<BitGene>, Double> {
private KnapsackItem[] items;
private double size;
public KnapsackFF(KnapsackItem[] items, double size) {
this.items = items;
this.size = size;
}
@Override
public Double apply(Genotype<BitGene> gt) {
KnapsackItem sum = ((BitChromosome) gt.getChromosome()).ones()
.mapToObj(i -> items[i])
.collect(KnapsackItem.toSum());
return sum.size <= this.size ? sum.value : 0;
}
}

34
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/KnapsackItem.java Normal file
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@ -0,0 +1,34 @@
package com.baeldung.algorithms.ga.jenetics;
import java.util.Random;
import java.util.stream.Collector;
import org.jenetics.util.RandomRegistry;
public class KnapsackItem {
public double size;
public double value;
public KnapsackItem(double size, double value) {
this.size = size;
this.value = value;
}
protected static KnapsackItem random() {
Random r = RandomRegistry.getRandom();
return new KnapsackItem(r.nextDouble() * 100, r.nextDouble() * 100);
}
protected static Collector<KnapsackItem, ?, KnapsackItem> toSum() {
return Collector.of(() -> new double[2], (a, b) -> {
a[0] += b.size;
a[1] += b.value;
} , (a, b) -> {
a[0] += b[0];
a[1] += b[1];
return a;
} , r -> new KnapsackItem(r[0], r[1]));
}
}

33
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/SimpleGeneticAlgorithm.java Normal file
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@ -0,0 +1,33 @@
package com.baeldung.algorithms.ga.jenetics;
import org.jenetics.BitChromosome;
import org.jenetics.BitGene;
import org.jenetics.Genotype;
import org.jenetics.engine.Engine;
import org.jenetics.engine.EvolutionResult;
import org.jenetics.util.Factory;
public class SimpleGeneticAlgorithm {
private static Integer eval(Genotype<BitGene> gt) {
return gt.getChromosome()
.as(BitChromosome.class)
.bitCount();
}
public static void main(String[] args) {
Factory<Genotype<BitGene>> gtf = Genotype.of(BitChromosome.of(10, 0.5));
System.out.println("Before the evolution:\n" + gtf);
Engine<BitGene, Integer> engine = Engine.builder(SimpleGeneticAlgorithm::eval, gtf)
.build();
Genotype<BitGene> result = engine.stream()
.limit(500)
.collect(EvolutionResult.toBestGenotype());
System.out.println("After the evolution:\n" + result);
}
}

86
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/SpringsteenProblem.java Normal file
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@ -0,0 +1,86 @@
package com.baeldung.algorithms.ga.jenetics;
import static java.util.Objects.requireNonNull;
import java.util.function.Function;
import java.util.stream.Collectors;
import org.jenetics.BitGene;
import org.jenetics.engine.Codec;
import org.jenetics.engine.Engine;
import org.jenetics.engine.EvolutionResult;
import org.jenetics.engine.Problem;
import org.jenetics.engine.codecs;
import org.jenetics.util.ISeq;
public class SpringsteenProblem implements Problem<ISeq<SpringsteenRecord>, BitGene, Double> {
private ISeq<SpringsteenRecord> records;
private double maxPricePerUniqueSong;
public SpringsteenProblem(ISeq<SpringsteenRecord> records, double maxPricePerUniqueSong) {
this.records = requireNonNull(records);
this.maxPricePerUniqueSong = maxPricePerUniqueSong;
}
@Override
public Function<ISeq<SpringsteenRecord>, Double> fitness() {
return SpringsteenRecords -> {
double cost = SpringsteenRecords.stream()
.mapToDouble(r -> r.price)
.sum();
int uniqueSongCount = SpringsteenRecords.stream()
.flatMap(r -> r.songs.stream())
.collect(Collectors.toSet())
.size();
double pricePerUniqueSong = cost / uniqueSongCount;
return pricePerUniqueSong <= maxPricePerUniqueSong ? uniqueSongCount : 0.0;
};
}
@Override
public Codec<ISeq<SpringsteenRecord>, BitGene> codec() {
return codecs.ofSubSet(records);
}
public static void main(String[] args) {
double maxPricePerUniqueSong = 2.5;
SpringsteenProblem springsteen = new SpringsteenProblem(
ISeq.of(new SpringsteenRecord("SpringsteenRecord1", 25, ISeq.of("Song1", "Song2", "Song3", "Song4", "Song5", "Song6")), new SpringsteenRecord("SpringsteenRecord2", 15, ISeq.of("Song2", "Song3", "Song4", "Song5", "Song6", "Song7")),
new SpringsteenRecord("SpringsteenRecord3", 35, ISeq.of("Song5", "Song6", "Song7", "Song8", "Song9", "Song10")), new SpringsteenRecord("SpringsteenRecord4", 17, ISeq.of("Song9", "Song10", "Song12", "Song4", "Song13", "Song14")),
new SpringsteenRecord("SpringsteenRecord5", 29, ISeq.of("Song1", "Song2", "Song13", "Song14", "Song15", "Song16")), new SpringsteenRecord("SpringsteenRecord6", 5, ISeq.of("Song18", "Song20", "Song30", "Song40"))),
maxPricePerUniqueSong);
Engine<BitGene, Double> engine = Engine.builder(springsteen)
.build();
ISeq<SpringsteenRecord> result = springsteen.codec()
.decoder()
.apply(engine.stream()
.limit(10)
.collect(EvolutionResult.toBestGenotype()));
double cost = result.stream()
.mapToDouble(r -> r.price)
.sum();
int uniqueSongCount = result.stream()
.flatMap(r -> r.songs.stream())
.collect(Collectors.toSet())
.size();
double pricePerUniqueSong = cost / uniqueSongCount;
System.out.println("Overall cost: " + cost);
System.out.println("Unique songs: " + uniqueSongCount);
System.out.println("Cost per song: " + pricePerUniqueSong);
System.out.println("Records: " + result.map(r -> r.name)
.toString(", "));
}
}

24
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/SpringsteenRecord.java Normal file
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@ -0,0 +1,24 @@
package com.baeldung.algorithms.ga.jenetics;
import static java.util.Objects.requireNonNull;
import org.jenetics.util.ISeq;
import lombok.Data;
import lombok.NoArgsConstructor;
@Data
@NoArgsConstructor
public class SpringsteenRecord {
String name;
double price;
ISeq<String> songs;
public SpringsteenRecord(String name, double price, ISeq<String> songs) {
this.name = requireNonNull(name);
this.price = price;
this.songs = requireNonNull(songs);
}
}

66
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/SubsetSum.java Normal file
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@ -0,0 +1,66 @@
package com.baeldung.algorithms.ga.jenetics;
import static java.util.Objects.requireNonNull;
import java.util.Random;
import java.util.function.Function;
import org.jenetics.EnumGene;
import org.jenetics.Mutator;
import org.jenetics.PartiallyMatchedCrossover;
import org.jenetics.Phenotype;
import org.jenetics.engine.Codec;
import org.jenetics.engine.Engine;
import org.jenetics.engine.EvolutionResult;
import org.jenetics.engine.Problem;
import org.jenetics.engine.codecs;
import org.jenetics.engine.limit;
import org.jenetics.util.ISeq;
import org.jenetics.util.LCG64ShiftRandom;
public class SubsetSum implements Problem<ISeq<Integer>, EnumGene<Integer>, Integer> {
private ISeq<Integer> basicSet;
private int size;
public SubsetSum(ISeq<Integer> basicSet, int size) {
this.basicSet = requireNonNull(basicSet);
this.size = size;
}
@Override
public Function<ISeq<Integer>, Integer> fitness() {
return subset -> Math.abs(subset.stream()
.mapToInt(Integer::intValue)
.sum());
}
@Override
public Codec<ISeq<Integer>, EnumGene<Integer>> codec() {
return codecs.ofSubSet(basicSet, size);
}
public static SubsetSum of(int n, int k, Random random) {
return new SubsetSum(random.doubles()
.limit(n)
.mapToObj(d -> (int) ((d - 0.5) * n))
.collect(ISeq.toISeq()), k);
}
public static void main(String[] args) {
SubsetSum problem = of(500, 15, new LCG64ShiftRandom(101010));
Engine<EnumGene<Integer>, Integer> engine = Engine.builder(problem)
.minimizing()
.maximalPhenotypeAge(5)
.alterers(new PartiallyMatchedCrossover<>(0.4), new Mutator<>(0.3))
.build();
Phenotype<EnumGene<Integer>, Integer> result = engine.stream()
.limit(limit.bySteadyFitness(55))
.collect(EvolutionResult.toBestPhenotype());
System.out.print(result);
}
}

67
algorithms/src/main/java/com/baeldung/algorithms/ga/jenetics/TravelingSalesman.java Normal file
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package com.baeldung.algorithms.ga.jenetics;
import static java.lang.Math.PI;
import static java.lang.Math.abs;
import static java.lang.Math.sin;
import static org.jenetics.engine.EvolutionResult.toBestPhenotype;
import static org.jenetics.engine.limit.bySteadyFitness;
import java.util.stream.IntStream;
import org.jenetics.EnumGene;
import org.jenetics.Optimize;
import org.jenetics.PartiallyMatchedCrossover;
import org.jenetics.Phenotype;
import org.jenetics.SwapMutator;
import org.jenetics.engine.Engine;
import org.jenetics.engine.EvolutionStatistics;
import org.jenetics.engine.codecs;
public class TravelingSalesman {
private static final int STOPS = 50;
private static final double[][] ADJACENCE = matrix(STOPS);
private static double[][] matrix(int stops) {
final double radius = 100.0;
double[][] matrix = new double[stops][stops];
for (int i = 0; i < stops; ++i) {
for (int j = 0; j < stops; ++j) {
matrix[i][j] = chord(stops, abs(i - j), radius);
}
}
return matrix;
}
private static double chord(int stops, int i, double r) {
return 2.0 * r * abs(sin(PI * i / stops));
}
private static double dist(final int[] path) {
return IntStream.range(0, STOPS)
.mapToDouble(i -> ADJACENCE[path[i]][path[(i + 1) % STOPS]])
.sum();
}
public static void main(String[] args) {
final Engine<EnumGene<Integer>, Double> engine = Engine.builder(TravelingSalesman::dist, codecs.ofPermutation(STOPS))
.optimize(Optimize.MINIMUM)
.maximalPhenotypeAge(11)
.populationSize(500)
.alterers(new SwapMutator<>(0.2), new PartiallyMatchedCrossover<>(0.35))
.build();
final EvolutionStatistics<Double, ?> statistics = EvolutionStatistics.ofNumber();
final Phenotype<EnumGene<Integer>, Double> best = engine.stream()
.limit(bySteadyFitness(15))
.limit(250)
.peek(statistics)
.collect(toBestPhenotype());
System.out.println(statistics);
System.out.println(best);
}
}

13
algorithms/src/main/java/com/baeldung/algorithms/primechecker/BigIntegerPrimeChecker.java Normal file
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@ -0,0 +1,13 @@
package com.baeldung.algorithms.primechecker;
import java.math.BigInteger;
public class BigIntegerPrimeChecker implements PrimeChecker<Long>{
@Override
public boolean isPrime(Long number) {
BigInteger bigInt = BigInteger.valueOf(number);
return bigInt.isProbablePrime(100);
}
}

16
algorithms/src/main/java/com/baeldung/algorithms/primechecker/BruteForcePrimeChecker.java Normal file
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@ -0,0 +1,16 @@
package com.baeldung.algorithms.primechecker;
import java.util.stream.IntStream;
import java.util.stream.LongStream;
public class BruteForcePrimeChecker implements PrimeChecker<Integer>{
@Override
public boolean isPrime(Integer number) {
return number > 2 ? IntStream.range(2, number)
.noneMatch(n -> (number % n == 0)) : false;
}
}

15
algorithms/src/main/java/com/baeldung/algorithms/primechecker/OptimisedPrimeChecker.java Normal file
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@ -0,0 +1,15 @@
package com.baeldung.algorithms.primechecker;
import java.util.stream.IntStream;
import java.util.stream.LongStream;
public class OptimisedPrimeChecker implements PrimeChecker<Integer>{
@Override
public boolean isPrime(Integer number) {
return number > 2 ? IntStream.rangeClosed(2, (int) Math.sqrt(number))
.noneMatch(n -> (number % n == 0)) : false;
}
}

6
algorithms/src/main/java/com/baeldung/algorithms/primechecker/PrimeChecker.java Normal file
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@ -0,0 +1,6 @@
package com.baeldung.algorithms.primechecker;
public interface PrimeChecker <T> {
public boolean isPrime( T number );
}

12
algorithms/src/main/java/com/baeldung/algorithms/primechecker/PrimesPrimeChecker.java Normal file
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@ -0,0 +1,12 @@
package com.baeldung.algorithms.primechecker;
import org.apache.commons.math3.primes.Primes;
public class PrimesPrimeChecker implements PrimeChecker<Integer>{
@Override
public boolean isPrime(Integer number) {
return Primes.isPrime(number);
}
}

0
core-java/src/main/java/com/baeldung/algorithms/slope_one/InputData.java → algorithms/src/main/java/com/baeldung/algorithms/slope_one/InputData.java
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0
core-java/src/main/java/com/baeldung/algorithms/slope_one/Item.java → algorithms/src/main/java/com/baeldung/algorithms/slope_one/Item.java
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0
core-java/src/main/java/com/baeldung/algorithms/slope_one/SlopeOne.java → algorithms/src/main/java/com/baeldung/algorithms/slope_one/SlopeOne.java
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0
core-java/src/main/java/com/baeldung/algorithms/slope_one/User.java → algorithms/src/main/java/com/baeldung/algorithms/slope_one/User.java
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20
algorithms/src/main/java/com/baeldung/automata/FiniteStateMachine.java Normal file
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@ -0,0 +1,20 @@
package com.baeldung.automata;
/**
* Finite state machine.
*/
public interface FiniteStateMachine {
/**
* Follow a transition, switch the state of the machine.
* @param c Char.
* @return A new finite state machine with the new state.
*/
FiniteStateMachine switchState(final CharSequence c);
/**
* Is the current state a final one?
* @return true or false.
*/
boolean canStop();
}

30
algorithms/src/main/java/com/baeldung/automata/RtFiniteStateMachine.java Normal file
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@ -0,0 +1,30 @@
package com.baeldung.automata;
/**
* Default implementation of a finite state machine.
* This class is immutable and thread-safe.
*/
public final class RtFiniteStateMachine implements FiniteStateMachine {
/**
* Current state.
*/
private State current;
/**
* Ctor.
* @param initial Initial state of this machine.
*/
public RtFiniteStateMachine(final State initial) {
this.current = initial;
}
public FiniteStateMachine switchState(final CharSequence c) {
return new RtFiniteStateMachine(this.current.transit(c));
}
public boolean canStop() {
return this.current.isFinal();
}
}

42
algorithms/src/main/java/com/baeldung/automata/RtState.java Normal file
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@ -0,0 +1,42 @@
package com.baeldung.automata;
import java.util.ArrayList;
import java.util.List;
/**
* State in a finite state machine.
*/
public final class RtState implements State {
private List<Transition> transitions;
private boolean isFinal;
public RtState() {
this(false);
}
public RtState(final boolean isFinal) {
this.transitions = new ArrayList<>();
this.isFinal = isFinal;
}
public State transit(final CharSequence c) {
return transitions
.stream()
.filter(t -> t.isPossible(c))
.map(Transition::state)
.findAny()
.orElseThrow(() -> new IllegalArgumentException("Input not accepted: " + c));
}
public boolean isFinal() {
return this.isFinal;
}
@Override
public State with(Transition tr) {
this.transitions.add(tr);
return this;
}
}

31
algorithms/src/main/java/com/baeldung/automata/RtTransition.java Normal file
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@ -0,0 +1,31 @@
package com.baeldung.automata;
/**
* Transition in finite state machine.
*/
public final class RtTransition implements Transition {
private String rule;
private State next;
/**
* Ctor.
* @param rule Rule that a character has to meet
* in order to get to the next state.
* @param next Next state.
*/
public RtTransition (String rule, State next) {
this.rule = rule;
this.next = next;
}
public State state() {
return this.next;
}
public boolean isPossible(CharSequence c) {
return this.rule.equalsIgnoreCase(String.valueOf(c));
}
}

29
algorithms/src/main/java/com/baeldung/automata/State.java Normal file
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@ -0,0 +1,29 @@
package com.baeldung.automata;
/**
* State. Part of a finite state machine.
*/
public interface State {
/**
* Add a Transition to this state.
* @param tr Given transition.
* @return Modified State.
*/
State with(final Transition tr);
/**
* Follow one of the transitions, to get
* to the next state.
* @param c Character.
* @return State.
* @throws IllegalStateException if the char is not accepted.
*/
State transit(final CharSequence c);
/**
* Can the automaton stop on this state?
* @return true or false
*/
boolean isFinal();
}

20
algorithms/src/main/java/com/baeldung/automata/Transition.java Normal file
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@ -0,0 +1,20 @@
package com.baeldung.automata;
/**
* Transition in a finite State machine.
*/
public interface Transition {
/**
* Is the transition possible with the given character?
* @param c char.
* @return true or false.
*/
boolean isPossible(final CharSequence c);
/**
* The state to which this transition leads.
* @return State.
*/
State state();
}

22
algorithms/src/test/java/algorithms/AntColonyOptimizationLongRunningUnitTest.java Normal file
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@ -0,0 +1,22 @@
package algorithms;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.algorithms.ga.ant_colony.AntColonyOptimization;
public class AntColonyOptimizationLongRunningUnitTest {
@Test
public void testGenerateRandomMatrix() {
AntColonyOptimization antTSP = new AntColonyOptimization(5);
Assert.assertNotNull(antTSP.generateRandomMatrix(5));
}
@Test
public void testStartAntOptimization() {
AntColonyOptimization antTSP = new AntColonyOptimization(5);
Assert.assertNotNull(antTSP.solve());
}
}

16
algorithms/src/test/java/algorithms/BinaryGeneticAlgorithmLongRunningUnitTest.java Normal file
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@ -0,0 +1,16 @@
package algorithms;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.algorithms.ga.binary.SimpleGeneticAlgorithm;
public class BinaryGeneticAlgorithmLongRunningUnitTest {
@Test
public void testGA() {
SimpleGeneticAlgorithm ga = new SimpleGeneticAlgorithm();
Assert.assertTrue(ga.runAlgorithm(50, "1011000100000100010000100000100111001000000100000100000000001111"));
}
}

86
algorithms/src/test/java/algorithms/DijkstraAlgorithmLongRunningUnitTest.java Normal file
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@ -0,0 +1,86 @@
package algorithms;
import org.junit.Test;
import com.baeldung.algorithms.ga.dijkstra.Dijkstra;
import com.baeldung.algorithms.ga.dijkstra.Graph;
import com.baeldung.algorithms.ga.dijkstra.Node;
import java.util.Arrays;
import java.util.List;
import static org.junit.Assert.assertTrue;
public class DijkstraAlgorithmLongRunningUnitTest {
@Test
public void whenSPPSolved_thenCorrect() {
Node nodeA = new Node("A");
Node nodeB = new Node("B");
Node nodeC = new Node("C");
Node nodeD = new Node("D");
Node nodeE = new Node("E");
Node nodeF = new Node("F");
nodeA.addDestination(nodeB, 10);
nodeA.addDestination(nodeC, 15);
nodeB.addDestination(nodeD, 12);
nodeB.addDestination(nodeF, 15);
nodeC.addDestination(nodeE, 10);
nodeD.addDestination(nodeE, 2);
nodeD.addDestination(nodeF, 1);
nodeF.addDestination(nodeE, 5);
Graph graph = new Graph();
graph.addNode(nodeA);
graph.addNode(nodeB);
graph.addNode(nodeC);
graph.addNode(nodeD);
graph.addNode(nodeE);
graph.addNode(nodeF);
graph = Dijkstra.calculateShortestPathFromSource(graph, nodeA);
List<Node> shortestPathForNodeB = Arrays.asList(nodeA);
List<Node> shortestPathForNodeC = Arrays.asList(nodeA);
List<Node> shortestPathForNodeD = Arrays.asList(nodeA, nodeB);
List<Node> shortestPathForNodeE = Arrays.asList(nodeA, nodeB, nodeD);
List<Node> shortestPathForNodeF = Arrays.asList(nodeA, nodeB, nodeD);
for (Node node : graph.getNodes()) {
switch (node.getName()) {
case "B":
assertTrue(node
.getShortestPath()
.equals(shortestPathForNodeB));
break;
case "C":
assertTrue(node
.getShortestPath()
.equals(shortestPathForNodeC));
break;
case "D":
assertTrue(node
.getShortestPath()
.equals(shortestPathForNodeD));
break;
case "E":
assertTrue(node
.getShortestPath()
.equals(shortestPathForNodeE));
break;
case "F":
assertTrue(node
.getShortestPath()
.equals(shortestPathForNodeF));
break;
}
}
}
}

75
algorithms/src/test/java/algorithms/DijkstraAlgorithmTest.java
View File

@ -1,75 +0,0 @@
package algorithms;
import com.baeldung.algorithms.dijkstra.Dijkstra;
import com.baeldung.algorithms.dijkstra.Graph;
import com.baeldung.algorithms.dijkstra.Node;
import org.junit.Test;
import java.util.Arrays;
import java.util.List;
import static org.junit.Assert.assertTrue;
public class DijkstraAlgorithmTest {
@Test
public void whenSPPSolved_thenCorrect() {
Node nodeA = new Node("A");
Node nodeB = new Node("B");
Node nodeC = new Node("C");
Node nodeD = new Node("D");
Node nodeE = new Node("E");
Node nodeF = new Node("F");
nodeA.addDestination(nodeB, 10);
nodeA.addDestination(nodeC, 15);
nodeB.addDestination(nodeD, 12);
nodeB.addDestination(nodeF, 15);
nodeC.addDestination(nodeE, 10);
nodeD.addDestination(nodeE, 2);
nodeD.addDestination(nodeF, 1);
nodeF.addDestination(nodeE, 5);
Graph graph = new Graph();
graph.addNode(nodeA);
graph.addNode(nodeB);
graph.addNode(nodeC);
graph.addNode(nodeD);
graph.addNode(nodeE);
graph.addNode(nodeF);
graph = Dijkstra.calculateShortestPathFromSource(graph, nodeA);
List<Node> shortestPathForNodeB = Arrays.asList(nodeA);
List<Node> shortestPathForNodeC = Arrays.asList(nodeA);
List<Node> shortestPathForNodeD = Arrays.asList(nodeA, nodeB);
List<Node> shortestPathForNodeE = Arrays.asList(nodeA, nodeB, nodeD);
List<Node> shortestPathForNodeF = Arrays.asList(nodeA, nodeB, nodeD);
for (Node node : graph.getNodes()) {
switch (node.getName()) {
case "B":
assertTrue(node.getShortestPath().equals(shortestPathForNodeB));
break;
case "C":
assertTrue(node.getShortestPath().equals(shortestPathForNodeC));
break;
case "D":
assertTrue(node.getShortestPath().equals(shortestPathForNodeD));
break;
case "E":
assertTrue(node.getShortestPath().equals(shortestPathForNodeE));
break;
case "F":
assertTrue(node.getShortestPath().equals(shortestPathForNodeF));
break;
}
}
}
}

73
algorithms/src/test/java/algorithms/RtFiniteStateMachineLongRunningUnitTest.java Normal file
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@ -0,0 +1,73 @@
package algorithms;
import com.baeldung.automata.*;
import org.junit.Test;
import static org.junit.Assert.assertTrue;
public final class RtFiniteStateMachineLongRunningUnitTest {
@Test
public void acceptsSimplePair() {
String json = "{\"key\":\"value\"}";
FiniteStateMachine machine = this.buildJsonStateMachine();
for (int i = 0; i < json.length(); i++) {
machine = machine.switchState(String.valueOf(json.charAt(i)));
}
assertTrue(machine.canStop());
}
@Test
public void acceptsMorePairs() {
String json = "{\"key1\":\"value1\",\"key2\":\"value2\"}";
FiniteStateMachine machine = this.buildJsonStateMachine();
for (int i = 0; i < json.length(); i++) {
machine = machine.switchState(String.valueOf(json.charAt(i)));
}
assertTrue(machine.canStop());
}
@Test(expected = IllegalArgumentException.class)
public void missingColon() {
String json = "{\"key\"\"value\"}";
FiniteStateMachine machine = this.buildJsonStateMachine();
for (int i = 0; i < json.length(); i++) {
machine = machine.switchState(String.valueOf(json.charAt(i)));
}
}
/**
* Builds a finite state machine to validate a simple
* Json object.
* @return
*/
private FiniteStateMachine buildJsonStateMachine() {
State first = new RtState();
State second = new RtState();
State third = new RtState();
State fourth = new RtState();
State fifth = new RtState();
State sixth = new RtState();
State seventh = new RtState();
State eighth = new RtState(true);
first.with(new RtTransition("{", second));
second.with(new RtTransition("\"", third));
//Add transitions with chars 0-9 and a-z
for (int i = 0; i < 26; i++) {
if (i < 10) {
third = third.with(new RtTransition(String.valueOf(i), third));
sixth = sixth.with(new RtTransition(String.valueOf(i), sixth));
}
third = third.with(new RtTransition(String.valueOf((char) ('a' + i)), third));
sixth = sixth.with(new RtTransition(String.valueOf((char) ('a' + i)), sixth));
}
third.with(new RtTransition("\"", fourth));
fourth.with(new RtTransition(":", fifth));
fifth.with(new RtTransition("\"", sixth));
sixth.with(new RtTransition("\"", seventh));
seventh.with(new RtTransition(",", second));
seventh.with(new RtTransition("}", eighth));
return new RtFiniteStateMachine(first);
}
}

15
algorithms/src/test/java/algorithms/SimulatedAnnealingLongRunningUnitTest.java Normal file
View File

@ -0,0 +1,15 @@
package algorithms;
import org.junit.Assert;
import org.junit.Test;
import com.baeldung.algorithms.ga.annealing.SimulatedAnnealing;
public class SimulatedAnnealingLongRunningUnitTest {
@Test
public void testSimulateAnnealing() {
Assert.assertTrue(SimulatedAnnealing.simulateAnnealing(10, 1000, 0.9) > 0);
}
}

69
algorithms/src/test/java/com/baeldung/algorithms/primechecker/PrimeCheckerUnitTest.java Normal file
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@ -0,0 +1,69 @@
package com.baeldung.algorithms.primechecker;
import org.junit.Test;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
public class PrimeCheckerUnitTest {
private final BigIntegerPrimeChecker primeChecker = new BigIntegerPrimeChecker();
@Test
public void whenCheckIsPrime_thenTrue(){
assertTrue(primeChecker.isPrime(13l));
assertTrue(primeChecker.isPrime(1009L));
assertTrue(primeChecker.isPrime(74207281L));
}
@Test
public void whenCheckIsPrime_thenFalse(){
assertTrue(!primeChecker.isPrime(50L));
assertTrue(!primeChecker.isPrime(1001L));
assertTrue(!primeChecker.isPrime(74207282L));
}
private final BruteForcePrimeChecker bfPrimeChecker = new BruteForcePrimeChecker();
@Test
public void whenBFCheckIsPrime_thenTrue(){
assertTrue(bfPrimeChecker.isPrime(13));
assertTrue(bfPrimeChecker.isPrime(1009));
}
@Test
public void whenBFCheckIsPrime_thenFalse(){
assertFalse(bfPrimeChecker.isPrime(50));
assertFalse(bfPrimeChecker.isPrime(1001));
}
private final OptimisedPrimeChecker optimisedPrimeChecker = new OptimisedPrimeChecker();
@Test
public void whenOptCheckIsPrime_thenTrue(){
assertTrue(optimisedPrimeChecker.isPrime(13));
assertTrue(optimisedPrimeChecker.isPrime(1009));
}
@Test
public void whenOptCheckIsPrime_thenFalse(){
assertFalse(optimisedPrimeChecker.isPrime(50));
assertFalse(optimisedPrimeChecker.isPrime(1001));
}
private final PrimesPrimeChecker primesPrimeChecker = new PrimesPrimeChecker();
@Test
public void whenPrimesCheckIsPrime_thenTrue() {
assertTrue(primesPrimeChecker.isPrime(13));
assertTrue(primesPrimeChecker.isPrime(1009));
}
@Test
public void whenPrimesCheckIsPrime_thenFalse() {
assertFalse(primesPrimeChecker.isPrime(50));
assertFalse(primesPrimeChecker.isPrime(1001));
}
}

4
annotations/annotation-processing/pom.xml
View File

@ -1,7 +1,7 @@
<?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">
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>
<parent>

35
annotations/annotation-user/pom.xml
View File

@ -1,7 +1,6 @@
<?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">
<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>
<parent>
@ -13,11 +12,6 @@
<artifactId>annotation-user</artifactId>
<properties>
<junit.version>4.12</junit.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
</properties>
<dependencies>
<dependency>
@ -26,31 +20,6 @@
<version>${project.parent.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.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>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
</project>

19
annotations/annotation-user/src/test/java/com/baeldung/annotation/PersonBuilderTest.java
View File

@ -1,19 +0,0 @@
package com.baeldung.annotation;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class PersonBuilderTest {
@Test
public void whenBuildPersonWithBuilder_thenObjectHasPropertyValues() {
Person person = new PersonBuilder().setAge(25).setName("John").build();
assertEquals(25, person.getAge());
assertEquals("John", person.getName());
}
}

19
annotations/annotation-user/src/test/java/com/baeldung/annotation/PersonBuilderUnitTest.java Normal file
View File

@ -0,0 +1,19 @@
package com.baeldung.annotation;
import org.junit.Test;
import static org.junit.Assert.assertEquals;
public class PersonBuilderUnitTest {
@Test
public void whenBuildPersonWithBuilder_thenObjectHasPropertyValues() {
Person person = new PersonBuilder().setAge(25).setName("John").build();
assertEquals(25, person.getAge());
assertEquals("John", person.getName());
}
}

27
apache-bval/pom.xml
View File

@ -5,6 +5,11 @@
<artifactId>apache-bval</artifactId>
<version>0.0.1-SNAPSHOT</version>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.bval</groupId>
@ -21,31 +26,9 @@
<artifactId>bval-extras</artifactId>
<version>${bval.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.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>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<junit.version>4.12</junit.version>
<bval.version>1.1.2</bval.version>
</properties>
</project>

97
apache-bval/src/test/java/com/baeldung/validation/ValidationIntegrationTest.java Normal file
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@ -0,0 +1,97 @@
package com.baeldung.validation;
import java.io.File;
import java.util.Set;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.apache.bval.jsr.ApacheValidationProvider;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;
import com.baeldung.model.User;
public class ValidationIntegrationTest {
private static ValidatorFactory validatorFactory;
private static Validator validator;
@BeforeClass
public static void setup() {
validatorFactory = Validation.byProvider(ApacheValidationProvider.class)
.configure()
.buildValidatorFactory();
validator = validatorFactory.getValidator();
}
@Test
public void givenUser_whenValidate_thenValidationViolations() {
User user = new User("ana@yahoo.com", "pass", "nameTooLong_______________", 15);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertTrue("no violations", violations.size() > 0);
}
@Test
public void givenInvalidAge_whenValidateProperty_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 12);
Set<ConstraintViolation<User>> propertyViolations = validator.validateProperty(user, "age");
assertEquals("size is not 1", 1, propertyViolations.size());
}
@Test
public void givenValidAge_whenValidateValue_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 18);
Set<ConstraintViolation<User>> valueViolations = validator.validateValue(User.class, "age", 20);
assertEquals("size is not 0", 0, valueViolations.size());
}
@Test
public void whenValidateNonJSR_thenCorrect() {
User user = new User("ana@yahoo.com", "pass", "Ana", 20);
user.setCardNumber("1234");
user.setIban("1234");
user.setWebsite("10.0.2.50");
user.setMainDirectory(new File("."));
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "iban");
assertEquals("size is not 1", 1, violations.size());
violations = validator.validateProperty(user, "website");
assertEquals("size is not 0", 0, violations.size());
violations = validator.validateProperty(user, "mainDirectory");
assertEquals("size is not 0", 0, violations.size());
}
@Test
public void givenInvalidPassword_whenValidatePassword_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "password", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("message incorrect", "Invalid password", violations.iterator()
.next()
.getMessage());
}
@Test
public void givenValidPassword_whenValidatePassword_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "password#", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("size is not 0", 0, violations.size());
}
@AfterClass
public static void close() {
if (validatorFactory != null) {
validatorFactory.close();
}
}
}

97
apache-bval/src/test/java/com/baeldung/validation/ValidationTest.java
View File

@ -1,97 +0,0 @@
package com.baeldung.validation;
import java.io.File;
import java.util.Set;
import javax.validation.ConstraintViolation;
import javax.validation.Validation;
import javax.validation.Validator;
import javax.validation.ValidatorFactory;
import org.apache.bval.jsr.ApacheValidationProvider;
import org.junit.AfterClass;
import org.junit.BeforeClass;
import org.junit.Test;
import static org.junit.Assert.*;
import com.baeldung.model.User;
public class ValidationTest {
private static ValidatorFactory validatorFactory;
private static Validator validator;
@BeforeClass
public static void setup() {
validatorFactory = Validation.byProvider(ApacheValidationProvider.class)
.configure()
.buildValidatorFactory();
validator = validatorFactory.getValidator();
}
@Test
public void givenUser_whenValidate_thenValidationViolations() {
User user = new User("ana@yahoo.com", "pass", "nameTooLong_______________", 15);
Set<ConstraintViolation<User>> violations = validator.validate(user);
assertTrue("no violations", violations.size() > 0);
}
@Test
public void givenInvalidAge_whenValidateProperty_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 12);
Set<ConstraintViolation<User>> propertyViolations = validator.validateProperty(user, "age");
assertEquals("size is not 1", 1, propertyViolations.size());
}
@Test
public void givenValidAge_whenValidateValue_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "pass", "Ana", 18);
Set<ConstraintViolation<User>> valueViolations = validator.validateValue(User.class, "age", 20);
assertEquals("size is not 0", 0, valueViolations.size());
}
@Test
public void whenValidateNonJSR_thenCorrect() {
User user = new User("ana@yahoo.com", "pass", "Ana", 20);
user.setCardNumber("1234");
user.setIban("1234");
user.setWebsite("10.0.2.50");
user.setMainDirectory(new File("."));
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "iban");
assertEquals("size is not 1", 1, violations.size());
violations = validator.validateProperty(user, "website");
assertEquals("size is not 0", 0, violations.size());
violations = validator.validateProperty(user, "mainDirectory");
assertEquals("size is not 0", 0, violations.size());
}
@Test
public void givenInvalidPassword_whenValidatePassword_thenConstraintViolation() {
User user = new User("ana@yahoo.com", "password", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("message incorrect", "Invalid password", violations.iterator()
.next()
.getMessage());
}
@Test
public void givenValidPassword_whenValidatePassword_thenNoConstraintViolation() {
User user = new User("ana@yahoo.com", "password#", "Ana", 20);
Set<ConstraintViolation<User>> violations = validator.validateProperty(user, "password");
assertEquals("size is not 0", 0, violations.size());
}
@AfterClass
public static void close() {
if (validatorFactory != null) {
validatorFactory.close();
}
}
}

2
apache-cxf/cxf-aegis/pom.xml
View File

@ -8,7 +8,7 @@
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<cxf.version>3.1.8</cxf.version>
<cxf.version>3.1.8</cxf.version>
</properties>
<dependencies>
<dependency>

103
apache-cxf/cxf-aegis/src/test/java/com/baeldung/cxf/aegis/BaeldungIntegrationTest.java Normal file
View File

@ -0,0 +1,103 @@
package com.baeldung.cxf.aegis;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import org.junit.After;
import org.junit.Test;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.lang.reflect.Type;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.apache.cxf.aegis.AegisContext;
import org.apache.cxf.aegis.AegisReader;
import org.apache.cxf.aegis.AegisWriter;
import org.apache.cxf.aegis.type.AegisType;
public class BaeldungIntegrationTest {
private AegisContext context;
private String fileName = "baeldung.xml";
@Test
public void whenMarshalingAndUnmarshalingCourseRepo_thenCorrect() throws Exception {
initializeContext();
CourseRepo inputRepo = initCourseRepo();
marshalCourseRepo(inputRepo);
CourseRepo outputRepo = unmarshalCourseRepo();
Course restCourse = outputRepo.getCourses().get(1);
Course securityCourse = outputRepo.getCourses().get(2);
assertEquals("Welcome to Beldung!", outputRepo.getGreeting());
assertEquals("REST with Spring", restCourse.getName());
assertEquals(new Date(1234567890000L), restCourse.getEnrolmentDate());
assertNull(restCourse.getInstructor());
assertEquals("Learn Spring Security", securityCourse.getName());
assertEquals(new Date(1456789000000L), securityCourse.getEnrolmentDate());
assertNull(securityCourse.getInstructor());
}
private void initializeContext() {
context = new AegisContext();
Set<Type> rootClasses = new HashSet<Type>();
rootClasses.add(CourseRepo.class);
context.setRootClasses(rootClasses);
Map<Class<?>, String> beanImplementationMap = new HashMap<>();
beanImplementationMap.put(CourseRepoImpl.class, "CourseRepo");
context.setBeanImplementationMap(beanImplementationMap);
context.setWriteXsiTypes(true);
context.initialize();
}
private CourseRepoImpl initCourseRepo() {
Course restCourse = new Course();
restCourse.setId(1);
restCourse.setName("REST with Spring");
restCourse.setInstructor("Eugen");
restCourse.setEnrolmentDate(new Date(1234567890000L));
Course securityCourse = new Course();
securityCourse.setId(2);
securityCourse.setName("Learn Spring Security");
securityCourse.setInstructor("Eugen");
securityCourse.setEnrolmentDate(new Date(1456789000000L));
CourseRepoImpl courseRepo = new CourseRepoImpl();
courseRepo.setGreeting("Welcome to Beldung!");
courseRepo.addCourse(restCourse);
courseRepo.addCourse(securityCourse);
return courseRepo;
}
private void marshalCourseRepo(CourseRepo courseRepo) throws Exception {
AegisWriter<XMLStreamWriter> writer = context.createXMLStreamWriter();
AegisType aegisType = context.getTypeMapping().getType(CourseRepo.class);
XMLStreamWriter xmlWriter = XMLOutputFactory.newInstance().createXMLStreamWriter(new FileOutputStream(fileName));
writer.write(courseRepo, new QName("http://aegis.cxf.baeldung.com", "baeldung"), false, xmlWriter, aegisType);
xmlWriter.close();
}
private CourseRepo unmarshalCourseRepo() throws Exception {
AegisReader<XMLStreamReader> reader = context.createXMLStreamReader();
XMLStreamReader xmlReader = XMLInputFactory.newInstance().createXMLStreamReader(new FileInputStream(fileName));
CourseRepo courseRepo = (CourseRepo) reader.read(xmlReader, context.getTypeMapping().getType(CourseRepo.class));
xmlReader.close();
return courseRepo;
}
@After
public void cleanup(){
File testFile = new File(fileName);
if (testFile.exists()) {
testFile.delete();
}
}
}

93
apache-cxf/cxf-aegis/src/test/java/com/baeldung/cxf/aegis/BaeldungTest.java
View File

@ -1,93 +0,0 @@
package com.baeldung.cxf.aegis;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertNull;
import org.junit.Test;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.lang.reflect.Type;
import java.util.Date;
import java.util.HashMap;
import java.util.HashSet;
import java.util.Map;
import java.util.Set;
import javax.xml.namespace.QName;
import javax.xml.stream.XMLInputFactory;
import javax.xml.stream.XMLOutputFactory;
import javax.xml.stream.XMLStreamReader;
import javax.xml.stream.XMLStreamWriter;
import org.apache.cxf.aegis.AegisContext;
import org.apache.cxf.aegis.AegisReader;
import org.apache.cxf.aegis.AegisWriter;
import org.apache.cxf.aegis.type.AegisType;
public class BaeldungTest {
private AegisContext context;
private String fileName = "baeldung.xml";
@Test
public void whenMarshalingAndUnmarshalingCourseRepo_thenCorrect() throws Exception {
initializeContext();
CourseRepo inputRepo = initCourseRepo();
marshalCourseRepo(inputRepo);
CourseRepo outputRepo = unmarshalCourseRepo();
Course restCourse = outputRepo.getCourses().get(1);
Course securityCourse = outputRepo.getCourses().get(2);
assertEquals("Welcome to Beldung!", outputRepo.getGreeting());
assertEquals("REST with Spring", restCourse.getName());
assertEquals(new Date(1234567890000L), restCourse.getEnrolmentDate());
assertNull(restCourse.getInstructor());
assertEquals("Learn Spring Security", securityCourse.getName());
assertEquals(new Date(1456789000000L), securityCourse.getEnrolmentDate());
assertNull(securityCourse.getInstructor());
}
private void initializeContext() {
context = new AegisContext();
Set<Type> rootClasses = new HashSet<Type>();
rootClasses.add(CourseRepo.class);
context.setRootClasses(rootClasses);
Map<Class<?>, String> beanImplementationMap = new HashMap<>();
beanImplementationMap.put(CourseRepoImpl.class, "CourseRepo");
context.setBeanImplementationMap(beanImplementationMap);
context.setWriteXsiTypes(true);
context.initialize();
}
private CourseRepoImpl initCourseRepo() {
Course restCourse = new Course();
restCourse.setId(1);
restCourse.setName("REST with Spring");
restCourse.setInstructor("Eugen");
restCourse.setEnrolmentDate(new Date(1234567890000L));
Course securityCourse = new Course();
securityCourse.setId(2);
securityCourse.setName("Learn Spring Security");
securityCourse.setInstructor("Eugen");
securityCourse.setEnrolmentDate(new Date(1456789000000L));
CourseRepoImpl courseRepo = new CourseRepoImpl();
courseRepo.setGreeting("Welcome to Beldung!");
courseRepo.addCourse(restCourse);
courseRepo.addCourse(securityCourse);
return courseRepo;
}
private void marshalCourseRepo(CourseRepo courseRepo) throws Exception {
AegisWriter<XMLStreamWriter> writer = context.createXMLStreamWriter();
AegisType aegisType = context.getTypeMapping().getType(CourseRepo.class);
XMLStreamWriter xmlWriter = XMLOutputFactory.newInstance().createXMLStreamWriter(new FileOutputStream(fileName));
writer.write(courseRepo, new QName("http://aegis.cxf.baeldung.com", "baeldung"), false, xmlWriter, aegisType);
xmlWriter.close();
}
private CourseRepo unmarshalCourseRepo() throws Exception {
AegisReader<XMLStreamReader> reader = context.createXMLStreamReader();
XMLStreamReader xmlReader = XMLInputFactory.newInstance().createXMLStreamReader(new FileInputStream(fileName));
CourseRepo courseRepo = (CourseRepo) reader.read(xmlReader, context.getTypeMapping().getType(CourseRepo.class));
xmlReader.close();
return courseRepo;
}
}

10
apache-cxf/cxf-introduction/pom.xml
View File

@ -4,18 +4,18 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-introduction</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<cxf.version>3.1.8</cxf.version>
<surefire.version>2.19.1</surefire.version>
<surefire.version>2.19.1</surefire.version>
</properties>
<build>
<plugins>
<plugin>
@ -36,7 +36,7 @@
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>

16
apache-cxf/cxf-jaxrs-implementation/pom.xml
View File

@ -4,20 +4,20 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/maven-v4_0_0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cxf-jaxrs-implementation</artifactId>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<cxf.version>3.1.8</cxf.version>
<httpclient.version>4.5.2</httpclient.version>
<surefire.version>2.19.1</surefire.version>
<surefire.version>2.19.1</surefire.version>
</properties>
<build>
<plugins>
<plugin>
@ -38,7 +38,7 @@
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
@ -54,6 +54,12 @@
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>${httpclient.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
</project>

26
apache-cxf/cxf-spring/pom.xml
View File

@ -8,7 +8,7 @@
<artifactId>apache-cxf</artifactId>
<version>0.0.1-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.cxf</groupId>
@ -24,6 +24,12 @@
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>${spring.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
@ -36,7 +42,7 @@
<version>${javax.servlet-api.version}</version>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
@ -57,7 +63,7 @@
</plugin>
</plugins>
</build>
<profiles>
<profile>
<id>live</id>
@ -96,7 +102,7 @@
</execution>
</executions>
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>${surefire.version}</version>
@ -117,17 +123,17 @@
</plugins>
</build>
</profile>
</profiles>
<properties>
<cxf.version>3.1.8</cxf.version>
<spring.version>4.3.4.RELEASE</spring.version>
<javax.servlet-api.version>3.1.0</javax.servlet-api.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<surefire.version>2.19.1</surefire.version>
<cargo-maven2-plugin.version>1.6.1</cargo-maven2-plugin.version>
<cargo-maven2-plugin.version>1.6.1</cargo-maven2-plugin.version>
</properties>
</project>

26
apache-cxf/pom.xml
View File

@ -6,6 +6,12 @@
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<modules>
<module>cxf-introduction</module>
<module>cxf-spring</module>
@ -14,33 +20,13 @@
</modules>
<properties>
<junit.version>4.12</junit.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<exec-maven-plugin.version>1.5.0</exec-maven-plugin.version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<defaultGoal>install</defaultGoal>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>

116
apache-fop/pom.xml
View File

@ -7,64 +7,14 @@
<name>apache-fop</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<!-- logging -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
<!-- <scope>runtime</scope> -->
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>${org.slf4j.version}</version>
<!-- <scope>runtime</scope> --> <!-- some spring dependencies need to compile against jcl -->
</dependency>
<dependency> <!-- needed to bridge to slf4j for projects that use the log4j APIs directly -->
<groupId>org.slf4j</groupId>
<artifactId>log4j-over-slf4j</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<!-- test scoped -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-core</artifactId>
<version>${org.hamcrest.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.hamcrest</groupId>
<artifactId>hamcrest-library</artifactId>
<version>${org.hamcrest.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>${mockito.version}</version>
<scope>test</scope>
</dependency>
<!-- new dependencies -->
<dependency>
<groupId>org.apache.xmlgraphics</groupId>
<artifactId>fop</artifactId>
@ -78,6 +28,10 @@
<groupId>org.apache.avalon.framework</groupId>
<artifactId>avalon-framework-impl</artifactId>
</exclusion>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
@ -90,6 +44,12 @@
<groupId>avalon-framework</groupId>
<artifactId>avalon-framework-impl</artifactId>
<version>${avalon-framework.version}</version>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
@ -101,9 +61,7 @@
<dependency>
<groupId>org.dbdoclet</groupId>
<artifactId>herold</artifactId>
<version>6.1.0</version>
<scope>system</scope>
<systemPath>${basedir}/src/test/resources/jars/herold.jar</systemPath>
<version>8.0.4</version>
</dependency>
<dependency>
@ -122,33 +80,6 @@
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.7</source>
<target>1.7</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<profiles>
@ -192,19 +123,6 @@
<avalon-framework.version>4.3</avalon-framework.version>
<dbdoclet.version>8.0.2</dbdoclet.version>
<jtidy.version>r938</jtidy.version>
<!-- logging -->
<org.slf4j.version>1.7.21</org.slf4j.version>
<logback.version>1.1.7</logback.version>
<!-- testing -->
<org.hamcrest.version>1.3</org.hamcrest.version>
<junit.version>4.12</junit.version>
<mockito.version>1.10.19</mockito.version>
<!-- maven plugins -->
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>
</project>

9
apache-fop/src/main/resources/logback.xml
View File

@ -1,5 +1,5 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>web - %date [%thread] %-5level %logger{36} - %message%n
@ -7,10 +7,13 @@
</encoder>
</appender>
<!-- <logger name="org.springframework" level="WARN" /> -->
<logger name="org.springframework" level="WARN" />
<logger name="org.springframework.transaction" level="WARN" />
<!-- in order to debug some marshalling issues, this needs to be TRACE -->
<logger name="org.springframework.web.servlet.mvc" level="WARN" />
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>

25
apache-fop/src/test/java/org/baeldung/java/ApacheFOPConvertHTMLIntegrationTest.java
View File

@ -19,21 +19,21 @@ import javax.xml.transform.stream.StreamSource;
import org.apache.fop.apps.Fop;
import org.apache.fop.apps.FopFactory;
import org.apache.xmlgraphics.util.MimeConstants;
import org.dbdoclet.trafo.html.docbook.DocBookTransformer;
import org.dbdoclet.trafo.html.docbook.HtmlDocBookTrafo;
import org.dbdoclet.trafo.script.Script;
import org.junit.Test;
import org.w3c.dom.Document;
import org.w3c.tidy.Tidy;
public class ApacheFOPConvertHTMLIntegrationTest {
private String inputFile = "src/test/resources/input.html";
private String style = "src/test/resources/xhtml2fo.xsl";
private String style1 = "src/test/resources/docbook-xsl/fo/docbook.xsl";
private String output_jtidy = "src/test/resources/output_jtidy.pdf";
private String output_html2fo = "src/test/resources/output_html2fo.pdf";
private String output_herold = "src/test/resources/output_herold.pdf";
private String foFile = "src/test/resources/input.fo";
private String xmlFile = "src/test/resources/input.xml";
private final String inputFile = "src/test/resources/input.html";
private final String style = "src/test/resources/xhtml2fo.xsl";
private final String style1 = "src/test/resources/docbook-xsl/fo/docbook.xsl";
private final String output_jtidy = "src/test/resources/output_jtidy.pdf";
private final String output_html2fo = "src/test/resources/output_html2fo.pdf";
private final String output_herold = "src/test/resources/output_herold.pdf";
private final String foFile = "src/test/resources/input.fo";
private final String xmlFile = "src/test/resources/input.xml";
@Test
public void whenTransformHTMLToPDFUsingJTidy_thenCorrect() throws Exception {
@ -114,8 +114,9 @@ public class ApacheFOPConvertHTMLIntegrationTest {
private void fromHTMLTOXMLUsingHerold() throws Exception {
final Script script = new Script();
final DocBookTransformer transformer = new DocBookTransformer();
transformer.setScript(script);
transformer.convert(new FileInputStream(inputFile), new FileOutputStream(xmlFile));
final HtmlDocBookTrafo transformer = new HtmlDocBookTrafo();
transformer.setInputStream(new FileInputStream(inputFile));
transformer.setOutputStream(new FileOutputStream(xmlFile));
transformer.transform(script);
}
}

34
apache-fop/src/test/java/org/baeldung/java/ApacheFOPHeroldLiveTest.java
View File

@ -10,6 +10,7 @@ import java.io.FileWriter;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
import java.net.HttpURLConnection;
import java.net.URL;
import javax.xml.transform.Result;
@ -25,19 +26,15 @@ import org.apache.fop.apps.Fop;
import org.apache.fop.apps.FopFactory;
import org.apache.xmlgraphics.util.MimeConstants;
import org.dbdoclet.trafo.TrafoScriptManager;
import org.dbdoclet.trafo.html.docbook.DocBookTransformer;
import org.dbdoclet.trafo.html.docbook.HtmlDocBookTrafo;
import org.dbdoclet.trafo.script.Script;
import org.junit.Test;
import org.w3c.dom.Document;
public class ApacheFOPHeroldLiveTest {
private String[] inputUrls = {// @formatter:off
"http://www.baeldung.com/2011/10/20/bootstraping-a-web-application-with-spring-3-1-and-java-based-configuration-part-1/",
"http://www.baeldung.com/2011/10/25/building-a-restful-web-service-with-spring-3-1-and-java-based-configuration-part-2/",
"http://www.baeldung.com/2011/10/31/securing-a-restful-web-service-with-spring-security-3-1-part-3/",
"http://www.baeldung.com/spring-security-basic-authentication",
"http://www.baeldung.com/spring-security-digest-authentication",
"http://www.baeldung.com/2011/11/20/basic-and-digest-authentication-for-a-restful-service-with-spring-security-3-1/",
private final String[] inputUrls = {// @formatter:off
// "http://www.baeldung.com/spring-security-basic-authentication",
"http://www.baeldung.com/spring-security-digest-authentication"
//"http://www.baeldung.com/spring-httpmessageconverter-rest",
//"http://www.baeldung.com/2011/11/06/restful-web-service-discoverability-part-4/",
//"http://www.baeldung.com/2011/11/13/rest-service-discoverability-with-spring-part-5/",
@ -49,10 +46,10 @@ public class ApacheFOPHeroldLiveTest {
//"http://www.baeldung.com/2013/01/18/testing-rest-with-multiple-mime-types/"
}; // @formatter:on
private String style_file = "src/test/resources/docbook-xsl/fo/docbook.xsl";
private String output_file = "src/test/resources/final_output.pdf";
private String xmlInput = "src/test/resources/input.xml";
private String xmlOutput = "src/test/resources/output.xml";
private final String style_file = "src/test/resources/docbook-xsl/fo/docbook.xsl";
private final String output_file = "src/test/resources/final_output.pdf";
private final String xmlInput = "src/test/resources/input.xml";
private final String xmlOutput = "src/test/resources/output.xml";
// tests
@ -75,10 +72,11 @@ public class ApacheFOPHeroldLiveTest {
final TrafoScriptManager mgr = new TrafoScriptManager();
final File profileFile = new File("src/test/resources/default.her");
script = mgr.parseScript(profileFile);
final DocBookTransformer transformer = new DocBookTransformer();
transformer.setScript(script);
final HtmlDocBookTrafo transformer = new HtmlDocBookTrafo();
transformer.setInputStream(getInputStream(input));
transformer.setOutputStream(new FileOutputStream(xmlInput, append));
transformer.convert(getInputStream(input), new FileOutputStream(xmlInput, append));
transformer.transform(script);
}
private Document fromXMLFileToFO() throws Exception {
@ -112,7 +110,9 @@ public class ApacheFOPHeroldLiveTest {
private InputStream getInputStream(final String input) throws IOException {
final URL url = new URL(input);
return url.openStream();
final HttpURLConnection httpcon = (HttpURLConnection) url.openConnection();
httpcon.addRequestProperty("User-Agent", "Mozilla/4.0");
return httpcon.getInputStream();
}
private void fixXML(final String input, final String output) throws IOException {
@ -127,7 +127,7 @@ public class ApacheFOPHeroldLiveTest {
if (line.contains("info>")) {
writer.write(line.replace("info>", "section>"));
} else if (!((line.startsWith("<?xml") || line.startsWith("<article") || line.startsWith("</article")) && count > 4)) {
} else if (!((line.startsWith("<?xml") || line.startsWith("<article") || line.startsWith("</article")) && (count > 4))) {
writer.write(line.replaceAll("xml:id=\"", "xml:id=\"" + count));
}
writer.write("\n");

BIN
apache-fop/src/test/resources/jars/herold.jar
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2
apache-poi/.gitignore vendored
View File

@ -1 +1,3 @@
*.docx
temp.xls
temp.xlsx

38
apache-poi/pom.xml
View File

@ -5,34 +5,18 @@
<artifactId>apache-poi</artifactId>
<version>0.0.1-SNAPSHOT</version>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<junit.version>4.12</junit.version>
<poi.version>3.15</poi.version>
<jexcel.version>1.0.6</jexcel.version>
<jexcel.version>1.0.6</jexcel.version>
</properties>
<build>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.poi</groupId>
<artifactId>poi-ooxml</artifactId>
@ -42,6 +26,12 @@
<groupId>org.jxls</groupId>
<artifactId>jxls-jexcel</artifactId>
<version>${jexcel.version}</version>
</dependency>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
</project>

64
apache-poi/src/test/java/com/baeldung/jexcel/JExcelIntegrationTest.java Normal file
View File

@ -0,0 +1,64 @@
package com.baeldung.jexcel;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import jxl.read.biff.BiffException;
import java.util.Map;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.jexcel.JExcelHelper;
import jxl.write.WriteException;
import jxl.read.biff.BiffException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.Before;
import org.junit.After;
public class JExcelIntegrationTest {
private JExcelHelper jExcelHelper;
private static String FILE_NAME = "temp.xls";
private String fileLocation;
@Before
public void generateExcelFile() throws IOException, WriteException {
File currDir = new File(".");
String path = currDir.getAbsolutePath();
fileLocation = path.substring(0, path.length() - 1) + FILE_NAME;
jExcelHelper = new JExcelHelper();
jExcelHelper.writeJExcel();
}
@Test
public void whenParsingJExcelFile_thenCorrect() throws IOException, BiffException {
Map<Integer, List<String>> data = jExcelHelper.readJExcel(fileLocation);
assertEquals("Name", data.get(0)
.get(0));
assertEquals("Age", data.get(0)
.get(1));
assertEquals("John Smith", data.get(2)
.get(0));
assertEquals("20", data.get(2)
.get(1));
}
@After
public void cleanup(){
File testFile = new File(fileLocation);
if (testFile.exists()) {
testFile.delete();
}
}
}

56
apache-poi/src/test/java/com/baeldung/jexcel/JExcelTest.java
View File

@ -1,56 +0,0 @@
package com.baeldung.jexcel;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import jxl.read.biff.BiffException;
import java.util.Map;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.jexcel.JExcelHelper;
import jxl.write.WriteException;
import jxl.read.biff.BiffException;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.Before;
public class JExcelTest {
private JExcelHelper jExcelHelper;
private static String FILE_NAME = "temp.xls";
private String fileLocation;
@Before
public void generateExcelFile() throws IOException, WriteException {
File currDir = new File(".");
String path = currDir.getAbsolutePath();
fileLocation = path.substring(0, path.length() - 1) + FILE_NAME;
jExcelHelper = new JExcelHelper();
jExcelHelper.writeJExcel();
}
@Test
public void whenParsingJExcelFile_thenCorrect() throws IOException, BiffException {
Map<Integer, List<String>> data = jExcelHelper.readJExcel(fileLocation);
assertEquals("Name", data.get(0)
.get(0));
assertEquals("Age", data.get(0)
.get(1));
assertEquals("John Smith", data.get(2)
.get(0));
assertEquals("20", data.get(2)
.get(1));
}
}

61
apache-poi/src/test/java/com/baeldung/poi/excel/ExcelIntegrationTest.java Normal file
View File

@ -0,0 +1,61 @@
package com.baeldung.poi.excel;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import jxl.read.biff.BiffException;
import java.util.Map;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.poi.excel.ExcelPOIHelper;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.Before;
import org.junit.After;
public class ExcelIntegrationTest {
private ExcelPOIHelper excelPOIHelper;
private static String FILE_NAME = "temp.xlsx";
private String fileLocation;
@Before
public void generateExcelFile() throws IOException {
File currDir = new File(".");
String path = currDir.getAbsolutePath();
fileLocation = path.substring(0, path.length() - 1) + FILE_NAME;
excelPOIHelper = new ExcelPOIHelper();
excelPOIHelper.writeExcel();
}
@Test
public void whenParsingPOIExcelFile_thenCorrect() throws IOException {
Map<Integer, List<String>> data = excelPOIHelper.readExcel(fileLocation);
assertEquals("Name", data.get(0)
.get(0));
assertEquals("Age", data.get(0)
.get(1));
assertEquals("John Smith", data.get(1)
.get(0));
assertEquals("20", data.get(1)
.get(1));
}
@After
public void cleanup(){
File testFile = new File(fileLocation);
if (testFile.exists()) {
testFile.delete();
}
}
}

53
apache-poi/src/test/java/com/baeldung/poi/excel/ExcelTest.java
View File

@ -1,53 +0,0 @@
package com.baeldung.poi.excel;
import java.io.File;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import jxl.read.biff.BiffException;
import java.util.Map;
import java.util.ArrayList;
import java.util.List;
import com.baeldung.poi.excel.ExcelPOIHelper;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import org.junit.Test;
import org.junit.Before;
public class ExcelTest {
private ExcelPOIHelper excelPOIHelper;
private static String FILE_NAME = "temp.xlsx";
private String fileLocation;
@Before
public void generateExcelFile() throws IOException {
File currDir = new File(".");
String path = currDir.getAbsolutePath();
fileLocation = path.substring(0, path.length() - 1) + FILE_NAME;
excelPOIHelper = new ExcelPOIHelper();
excelPOIHelper.writeExcel();
}
@Test
public void whenParsingPOIExcelFile_thenCorrect() throws IOException {
Map<Integer, List<String>> data = excelPOIHelper.readExcel(fileLocation);
assertEquals("Name", data.get(0)
.get(0));
assertEquals("Age", data.get(0)
.get(1));
assertEquals("John Smith", data.get(1)
.get(0));
assertEquals("20", data.get(1)
.get(1));
}
}

47
apache-poi/src/test/java/com/baeldung/poi/word/WordIntegrationTest.java Normal file
View File

@ -0,0 +1,47 @@
package com.baeldung.poi.word;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;
import org.junit.BeforeClass;
import org.junit.Test;
public class WordIntegrationTest {
static WordDocument wordDocument;
@BeforeClass
public static void generateMSWordFile() throws Exception {
WordIntegrationTest.wordDocument = new WordDocument();
wordDocument.handleSimpleDoc();
}
@Test
public void whenParsingOutputDocument_thenCorrect() throws Exception {
Path msWordPath = Paths.get(WordDocument.output);
XWPFDocument document = new XWPFDocument(Files.newInputStream(msWordPath));
List<XWPFParagraph> paragraphs = document.getParagraphs();
document.close();
XWPFParagraph title = paragraphs.get(0);
XWPFRun titleRun = title.getRuns().get(0);
assertEquals("Build Your REST API with Spring", title.getText());
assertEquals("009933", titleRun.getColor());
assertTrue(titleRun.isBold());
assertEquals("Courier", titleRun.getFontFamily());
assertEquals(20, titleRun.getFontSize());
assertEquals("from HTTP fundamentals to API Mastery", paragraphs.get(1).getText());
assertEquals("What makes a good API?", paragraphs.get(3).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph1), paragraphs.get(4).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph2), paragraphs.get(5).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph3), paragraphs.get(6).getText());
}
}

47
apache-poi/src/test/java/com/baeldung/poi/word/WordTest.java
View File

@ -1,47 +0,0 @@
package com.baeldung.poi.word;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertTrue;
import java.nio.file.Files;
import java.nio.file.Path;
import java.nio.file.Paths;
import java.util.List;
import org.apache.poi.xwpf.usermodel.XWPFDocument;
import org.apache.poi.xwpf.usermodel.XWPFParagraph;
import org.apache.poi.xwpf.usermodel.XWPFRun;
import org.junit.BeforeClass;
import org.junit.Test;
public class WordTest {
static WordDocument wordDocument;
@BeforeClass
public static void generateMSWordFile() throws Exception {
WordTest.wordDocument = new WordDocument();
wordDocument.handleSimpleDoc();
}
@Test
public void whenParsingOutputDocument_thenCorrect() throws Exception {
Path msWordPath = Paths.get(WordDocument.output);
XWPFDocument document = new XWPFDocument(Files.newInputStream(msWordPath));
List<XWPFParagraph> paragraphs = document.getParagraphs();
document.close();
XWPFParagraph title = paragraphs.get(0);
XWPFRun titleRun = title.getRuns().get(0);
assertEquals("Build Your REST API with Spring", title.getText());
assertEquals("009933", titleRun.getColor());
assertTrue(titleRun.isBold());
assertEquals("Courier", titleRun.getFontFamily());
assertEquals(20, titleRun.getFontSize());
assertEquals("from HTTP fundamentals to API Mastery", paragraphs.get(1).getText());
assertEquals("What makes a good API?", paragraphs.get(3).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph1), paragraphs.get(4).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph2), paragraphs.get(5).getText());
assertEquals(wordDocument.convertTextFileToString(WordDocument.paragraph3), paragraphs.get(6).getText());
}
}

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apache-poi/temp.xls
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apache-poi/temp.xlsx
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4
apache-solrj/README.md Normal file
View File

@ -0,0 +1,4 @@
## Apache Solrj Tutorials Project
### Relevant Articles
- [Guide to Solr in Java with Apache Solrj](http://www.baeldung.com/apache-solrj)

61
apache-solrj/pom.xml
View File

@ -1,50 +1,23 @@
<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>
<groupId>com.baeldung</groupId>
<artifactId>apache-solrj</artifactId>
<version>0.0.1-SNAPSHOT</version>
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>
<groupId>com.baeldung</groupId>
<artifactId>apache-solrj</artifactId>
<version>0.0.1-SNAPSHOT</version>
<packaging>jar</packaging>
<name>apache-solrj</name>
<properties>
<junit.version>4.12</junit.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
</properties>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-solrj</artifactId>
<version>6.4.0</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<excludes>
<exclude>**/*IntegrationTest.java</exclude>
<exclude>**/*LiveTest.java</exclude>
</excludes>
</configuration>
</plugin>
</plugins>
</build>
<dependencies>
<dependency>
<groupId>org.apache.solr</groupId>
<artifactId>solr-solrj</artifactId>
<version>6.4.0</version>
</dependency>
</dependencies>
</project>

44
apache-solrj/src/main/java/com/baeldung/solrjava/ProductBean.java Normal file
View File

@ -0,0 +1,44 @@
package com.baeldung.solrjava;
import org.apache.solr.client.solrj.beans.Field;
public class ProductBean {
String id;
String name;
String price;
public ProductBean(String id, String name, String price) {
super();
this.id = id;
this.name = name;
this.price = price;
}
public String getId() {
return id;
}
@Field("id")
protected void setId(String id) {
this.id = id;
}
public String getName() {
return name;
}
@Field("name")
protected void setName(String name) {
this.name = name;
}
public String getPrice() {
return price;
}
@Field("price")
protected void setPrice(String price) {
this.price = price;
}
}

15
apache-solrj/src/main/java/com/baeldung/solrjava/SolrJavaIntegration.java
View File

@ -17,6 +17,12 @@ public class SolrJavaIntegration {
solrClient.setParser(new XMLResponseParser());
}
public void addProductBean(ProductBean pBean) throws IOException, SolrServerException {
solrClient.addBean(pBean);
solrClient.commit();
}
public void addSolrDocument(String documentId, String itemName, String itemPrice) throws SolrServerException, IOException {
SolrInputDocument document = new SolrInputDocument();
@ -27,12 +33,18 @@ public class SolrJavaIntegration {
solrClient.commit();
}
public void deleteSolrDocument(String documentId) throws SolrServerException, IOException {
public void deleteSolrDocumentById(String documentId) throws SolrServerException, IOException {
solrClient.deleteById(documentId);
solrClient.commit();
}
public void deleteSolrDocumentByQuery(String query) throws SolrServerException, IOException {
solrClient.deleteByQuery(query);
solrClient.commit();
}
protected HttpSolrClient getSolrClient() {
return solrClient;
}
@ -40,4 +52,5 @@ public class SolrJavaIntegration {
protected void setSolrClient(HttpSolrClient solrClient) {
this.solrClient = solrClient;
}
}

64
apache-solrj/src/test/java/com/baeldung/solrjava/SolrJavaIntegrationTest.java
View File

@ -24,7 +24,7 @@ public class SolrJavaIntegrationTest {
}
@Test
public void whenAdd_thenVerifyAdded() throws SolrServerException, IOException {
public void whenAdd_thenVerifyAddedByQueryOnId() throws SolrServerException, IOException {
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
@ -33,18 +33,68 @@ public class SolrJavaIntegrationTest {
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(docList.getNumFound(), 1);
assertEquals(1, docList.getNumFound());
for (SolrDocument doc : docList) {
assertEquals((String) doc.getFieldValue("id"), "123456");
assertEquals((Double) doc.getFieldValue("price"), (Double) 599.99);
assertEquals("Kenmore Dishwasher", (String) doc.getFieldValue("name"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
}
@Test
public void whenDelete_thenVerifyDeleted() throws SolrServerException, IOException {
public void whenAdd_thenVerifyAddedByQueryOnPrice() throws SolrServerException, IOException {
solrJavaIntegration.deleteSolrDocument("123456");
SolrQuery query = new SolrQuery();
query.set("q", "price:599.99");
QueryResponse response = null;
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(1, docList.getNumFound());
for (SolrDocument doc : docList) {
assertEquals("123456", (String) doc.getFieldValue("id"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
}
@Test
public void whenAdd_thenVerifyAddedByQuery() throws SolrServerException, IOException {
SolrDocument doc = solrJavaIntegration.getSolrClient().getById("123456");
assertEquals("Kenmore Dishwasher", (String) doc.getFieldValue("name"));
assertEquals((Double) 599.99, (Double) doc.getFieldValue("price"));
}
@Test
public void whenAddBean_thenVerifyAddedByQuery() throws SolrServerException, IOException {
ProductBean pBean = new ProductBean("888", "Apple iPhone 6s", "299.99");
solrJavaIntegration.addProductBean(pBean);
SolrDocument doc = solrJavaIntegration.getSolrClient().getById("888");
assertEquals("Apple iPhone 6s", (String) doc.getFieldValue("name"));
assertEquals((Double) 299.99, (Double) doc.getFieldValue("price"));
}
@Test
public void whenDeleteById_thenVerifyDeleted() throws SolrServerException, IOException {
solrJavaIntegration.deleteSolrDocumentById("123456");
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
QueryResponse response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(0, docList.getNumFound());
}
@Test
public void whenDeleteByQuery_thenVerifyDeleted() throws SolrServerException, IOException {
solrJavaIntegration.deleteSolrDocumentByQuery("name:Kenmore Dishwasher");
SolrQuery query = new SolrQuery();
query.set("q", "id:123456");
@ -53,6 +103,6 @@ public class SolrJavaIntegrationTest {
response = solrJavaIntegration.getSolrClient().query(query);
SolrDocumentList docList = response.getResults();
assertEquals(docList.getNumFound(), 0);
assertEquals(0, docList.getNumFound());
}
}

34
apache-thrift/pom.xml
View File

@ -6,10 +6,14 @@
<version>0.0.1-SNAPSHOT</version>
<packaging>pom</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<java.versin>1.8</java.versin>
<junit.version>4.12</junit.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<thrift.version>0.10.0</thrift.version>
<maven-thrift.version>0.1.11</maven-thrift.version>
</properties>
@ -19,13 +23,12 @@
<groupId>org.apache.thrift</groupId>
<artifactId>libthrift</artifactId>
<version>${thrift.version}</version>
</dependency>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
<dependency>
@ -39,22 +42,15 @@
<build>
<defaultGoal>install</defaultGoal>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>build-helper-maven-plugin</artifactId>
<executions>
<execution>
<phase>generate-sources</phase>
<goals><goal>add-source</goal></goals>
<goals>
<goal>add-source</goal>
</goals>
<configuration>
<sources>
<source>generated</source>

40
apache-thrift/src/test/java/com/baeldung/thrift/CrossPlatformServiceIntegrationTest.java Normal file
View File

@ -0,0 +1,40 @@
package com.baeldung.thrift;
import org.apache.thrift.transport.TTransportException;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class CrossPlatformServiceIntegrationTest {
private CrossPlatformServiceServer server = new CrossPlatformServiceServer();
@Before
public void setUp() {
new Thread(() -> {
try {
server.start();
} catch (TTransportException e) {
e.printStackTrace();
}
}).start();
try {
// wait for the server start up
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
@After
public void tearDown() {
server.stop();
}
@Test
public void ping() {
CrossPlatformServiceClient client = new CrossPlatformServiceClient();
Assert.assertTrue(client.ping());
}
}

40
apache-thrift/src/test/java/com/baeldung/thrift/CrossPlatformServiceTest.java
View File

@ -1,40 +0,0 @@
package com.baeldung.thrift;
import org.apache.thrift.transport.TTransportException;
import org.junit.After;
import org.junit.Assert;
import org.junit.Before;
import org.junit.Test;
public class CrossPlatformServiceTest {
private CrossPlatformServiceServer server = new CrossPlatformServiceServer();
@Before
public void setUp() {
new Thread(() -> {
try {
server.start();
} catch (TTransportException e) {
e.printStackTrace();
}
}).start();
try {
// wait for the server start up
Thread.sleep(1000);
} catch (InterruptedException e) {
e.printStackTrace();
}
}
@After
public void tearDown() {
server.stop();
}
@Test
public void ping() {
CrossPlatformServiceClient client = new CrossPlatformServiceClient();
Assert.assertTrue(client.ping());
}
}

57
apache-velocity/pom.xml
View File

@ -1,5 +1,5 @@
<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>
<groupId>com.baeldung</groupId>
@ -9,27 +9,22 @@
<packaging>war</packaging>
<name>apache-velocity</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<properties>
<jdk.version>1.8</jdk.version>
<jstl.version>1.2</jstl.version>
<junit.version>4.11</junit.version>
<logback.version>1.0.13</logback.version>
<jcl-over-slf4j.version>1.7.5</jcl-over-slf4j.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<maven-war-plugin.version>2.6</maven-war-plugin.version>
<maven-surefire-plugin.version>2.19.1</maven-surefire-plugin.version>
<org.apache.httpcomponents.version>4.5.2</org.apache.httpcomponents.version>
<velocity-version>1.7</velocity-version>
<velocity-tools-version>2.0</velocity-tools-version>
</properties>
<dependencies>
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.apache.velocity</groupId>
<artifactId>velocity</artifactId>
@ -40,21 +35,17 @@
<artifactId>velocity-tools</artifactId>
<version>${velocity-tools-version}</version>
</dependency>
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>jcl-over-slf4j</artifactId>
<version>${jcl-over-slf4j.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
<dependency>
<groupId>org.apache.httpcomponents</groupId>
<artifactId>httpclient</artifactId>
<version>${org.apache.httpcomponents.version}</version>
<scope>test</scope>
<exclusions>
<exclusion>
<artifactId>commons-logging</artifactId>
<groupId>commons-logging</groupId>
</exclusion>
</exclusions>
</dependency>
</dependencies>
<build>
@ -66,15 +57,6 @@
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${jdk.version}</source>
<target>${jdk.version}</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-war-plugin</artifactId>
@ -83,19 +65,6 @@
<failOnMissingWebXml>false</failOnMissingWebXml>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>${maven-surefire-plugin.version}</version>
<configuration>
<excludes>
<exclude>**/*LiveTest.java</exclude>
</excludes>
<systemPropertyVariables>
</systemPropertyVariables>
</configuration>
</plugin>
</plugins>
</build>
</project>

30
apache-velocity/src/main/resources/logback.xml
View File

@ -1,23 +1,19 @@
<?xml version="1.0" encoding="UTF-8"?>
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<layout class="ch.qos.logback.classic.PatternLayout">
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>web - %date [%thread] %-5level %logger{36} - %message%n
</pattern>
</encoder>
</appender>
<Pattern>
%d{yyyy-MM-dd HH:mm:ss} [%thread] %-5level %logger{36} - %msg%n
</Pattern>
<logger name="org.springframework" level="WARN" />
<logger name="org.springframework.transaction" level="WARN" />
</layout>
</appender>
<logger name="com.baeldung.apache.velocity.service" level="debug"
additivity="false">
<appender-ref ref="STDOUT" />
</logger>
<root level="error">
<appender-ref ref="STDOUT" />
</root>
<!-- in order to debug some marshalling issues, this needs to be TRACE -->
<logger name="org.springframework.web.servlet.mvc" level="WARN" />
<root level="INFO">
<appender-ref ref="STDOUT" />
</root>
</configuration>

3
aspectj/README.md
View File

@ -1,3 +0,0 @@
### Relevant Articles:
- [Intro to AspectJ](http://www.baeldung.com/aspectj)
- [Spring Performance Logging](http://www.baeldung.com/spring-performance-logging)

143
aspectj/pom.xml
View File

@ -1,143 +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">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung</groupId>
<artifactId>aspectj</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>aspectj</name>
<dependencies>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>${aspectj.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>${aspectj.version}</version>
</dependency>
<!-- utils -->
<dependency>
<groupId>org.slf4j</groupId>
<artifactId>slf4j-api</artifactId>
<version>${org.slf4j.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-classic</artifactId>
<version>${logback.version}</version>
</dependency>
<dependency>
<groupId>ch.qos.logback</groupId>
<artifactId>logback-core</artifactId>
<version>${logback.version}</version>
</dependency>
<!-- unit test -->
<dependency>
<groupId>junit</groupId>
<artifactId>junit</artifactId>
<version>${junit.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>4.3.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-beans</artifactId>
<version>4.3.4.RELEASE</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>4.3.4.RELEASE</version>
</dependency>
<dependency>
<groupId>cglib</groupId>
<artifactId>cglib</artifactId>
<version>3.2.4</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-aop</artifactId>
<version>4.3.4.RELEASE</version>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>1.2.17</version>
</dependency>
</dependencies>
<build>
<finalName>aspectj</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${source.version}</source>
<target>${source.version}</target>
</configuration>
</plugin>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>aspectj-maven-plugin</artifactId>
<version>1.7</version>
<configuration>
<complianceLevel>${source.version}</complianceLevel>
<source>${source.version}</source>
<target>${source.version}</target>
<showWeaveInfo>true</showWeaveInfo>
<verbose>true</verbose>
<Xlint>ignore</Xlint>
<encoding>${project.build.sourceEncoding}</encoding>
<!-- Post-compile weaving -->
<!-- <weaveDependencies> <weaveDependency> <groupId>org.agroup</groupId> <artifactId>to-weave</artifactId> </weaveDependency>
<weaveDependency> <groupId>org.anothergroup</groupId> <artifactId>gen</artifactId> </weaveDependency> </weaveDependencies> -->
</configuration>
<executions>
<execution>
<goals>
<goal>compile</goal>
<goal>test-compile</goal>
</goals>
</execution>
</executions>
</plugin>
<!-- <plugin> <groupId>org.apache.maven.plugins</groupId> <artifactId>maven-surefire-plugin</artifactId> <version>2.10</version>
<configuration> <argLine>-javaagent:"${settings.localRepository}"/org/aspectj/aspectjweaver/${aspectj.version}/aspectjweaver-${aspectj.version}.jar</argLine>
<useSystemClassLoader>true</useSystemClassLoader> <forkMode>always</forkMode> </configuration> </plugin> -->
</plugins>
</build>
<properties>
<source.version>1.8</source.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<aspectj.version>1.8.9</aspectj.version>
<org.slf4j.version>1.7.21</org.slf4j.version>
<logback.version>1.1.7</logback.version>
<maven-compiler-plugin.version>3.6.0</maven-compiler-plugin.version>
<junit.version>4.12</junit.version>
</properties>
</project>

13
aspectj/src/main/java/com/baeldung/aspectj/Account.java
View File

@ -1,13 +0,0 @@
package com.baeldung.aspectj;
public class Account {
int balance = 20;
public boolean withdraw(int amount) {
if (balance < amount) {
return false;
}
balance = balance - amount;
return true;
}
}

42
aspectj/src/main/java/com/baeldung/performancemonitor/Person.java
View File

@ -1,42 +0,0 @@
package com.baeldung.performancemonitor;
import java.time.LocalDate;
public class Person {
private String lastName;
private String firstName;
private LocalDate dateOfBirth;
public Person() {
}
public Person(String firstName, String lastName, LocalDate dateOfBirth) {
this.firstName = firstName;
this.lastName = lastName;
this.dateOfBirth = dateOfBirth;
}
public LocalDate getDateOfBirth() {
return dateOfBirth;
}
public void setDateOfBirth(LocalDate dateOfBirth) {
this.dateOfBirth = dateOfBirth;
}
public String getLastName() {
return lastName;
}
public void setLastName(String lastName) {
this.lastName = lastName;
}
public String getFirstName() {
return firstName;
}
public void setFirstName(String firstName) {
this.firstName = firstName;
}
}

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