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Merge remote-tracking branch 'upstream/master' into BAEL-2981

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# Conflicts:
#	libraries-2/pom.xml
This commit is contained in:
isaolmez
2019-06-24 23:16:39 +03:00
parent 2e2af71a58 ca560514a0
commit db931fd553
66 changed files with 2341 additions and 122 deletions
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233
libraries-2/pom.xml
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<?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">
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>libraries2</artifactId>
<name>libraries2</name>
<modelVersion>4.0.0</modelVersion>
<artifactId>libraries2</artifactId>
<name>libraries2</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<repositories>
<repository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
</repository>
</repositories>
<repositories>
<repository>
<id>jboss-public-repository-group</id>
<name>JBoss Public Repository Group</name>
<url>http://repository.jboss.org/nexus/content/groups/public/</url>
<releases>
<enabled>true</enabled>
<updatePolicy>never</updatePolicy>
</releases>
<snapshots>
<enabled>true</enabled>
<updatePolicy>daily</updatePolicy>
</snapshots>
</repository>
</repositories>
<dependencies>
<dependencies>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
</dependency>
<dependency>
<groupId>io.github.classgraph</groupId>
<artifactId>classgraph</artifactId>
<version>${classgraph.version}</version>
</dependency>
<dependency>
<groupId>org.jbpm</groupId>
<artifactId>jbpm-test</artifactId>
<version>${jbpm.version}</version>
</dependency>
<dependency>
<groupId>info.picocli</groupId>
<artifactId>picocli</artifactId>
<version>${picocli.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<groupId>org.ejml</groupId>
<artifactId>ejml-all</artifactId>
<version>${ejml.version}</version>
</dependency>
<dependency>
<groupId>org.nd4j</groupId>
<artifactId>nd4j-native</artifactId>
<version>${nd4j.version}</version>
</dependency>
<dependency>
<groupId>org.la4j</groupId>
<artifactId>la4j</artifactId>
<version>${la4j.version}</version>
</dependency>
<dependency>
<groupId>io.github.classgraph</groupId>
<artifactId>classgraph</artifactId>
<version>${classgraph.version}</version>
</dependency>
<dependency>
<groupId>org.jbpm</groupId>
<artifactId>jbpm-test</artifactId>
<version>${jbpm.version}</version>
</dependency>
<dependency>
<groupId>info.picocli</groupId>
<artifactId>picocli</artifactId>
<version>${picocli.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>${spring-boot-starter.version}</version>
</dependency>
<dependency>
<groupId>net.openhft</groupId>
<artifactId>chronicle-map</artifactId>
<version>${chronicle.map.version}</version>
<exclusions>
<exclusion>
<groupId>com.sun.java</groupId>
<artifactId>tools</artifactId>
</exclusion>
</exclusions>
<groupId>colt</groupId>
<artifactId>colt</artifactId>
<version>${colt.version}</version>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter</artifactId>
<version>${spring-boot-starter.version}</version>
</dependency>
<dependency>
<groupId>net.openhft</groupId>
<artifactId>chronicle-map</artifactId>
<version>${chronicle.map.version}</version>
<exclusions>
<exclusion>
<groupId>com.sun.java</groupId>
<artifactId>tools</artifactId>
</exclusion>
</exclusions>
</dependency>
<!-- Dependencies for response decoder with okhttp -->
<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>okhttp</artifactId>
<version>3.14.2</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.9.9</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.8.5</version>
</dependency>
<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>mockwebserver</artifactId>
<version>3.14.2</version>
<scope>test</scope>
</dependency>
<!-- Dependencies for response decoder with okhttp -->
<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>okhttp</artifactId>
<version>3.14.2</version>
</dependency>
<dependency>
<groupId>com.fasterxml.jackson.core</groupId>
<artifactId>jackson-databind</artifactId>
<version>2.9.9</version>
</dependency>
<dependency>
<groupId>com.google.code.gson</groupId>
<artifactId>gson</artifactId>
<version>2.8.5</version>
</dependency>
<dependency>
<groupId>com.squareup.okhttp3</groupId>
<artifactId>mockwebserver</artifactId>
<version>3.14.2</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>edu.uci.ics</groupId>
<artifactId>crawler4j</artifactId>
<version>${crawler4j.version}</version>
</dependency>
<dependency>
<groupId>com.github.jknack</groupId>
<artifactId>handlebars</artifactId>
<version>4.1.2</version>
</dependency>
</dependencies>
</dependency>
<properties>
<assertj.version>3.6.2</assertj.version>
<classgraph.version>4.8.28</classgraph.version>
<jbpm.version>6.0.0.Final</jbpm.version>
<picocli.version>3.9.6</picocli.version>
<chronicle.map.version>3.17.2</chronicle.map.version>
<dependency>
<groupId>com.github.jknack</groupId>
<artifactId>handlebars</artifactId>
<version>4.1.2</version>
</dependency>
<!-- Benchmarking -->
<dependency>
<groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-core</artifactId>
<version>${jmh.version}</version>
</dependency>
<dependency>
<groupId>org.openjdk.jmh</groupId>
<artifactId>jmh-generator-annprocess</artifactId>
<version>${jmh.version}</version>
</dependency>
</dependencies>
<properties>
<assertj.version>3.6.2</assertj.version>
<classgraph.version>4.8.28</classgraph.version>
<jbpm.version>6.0.0.Final</jbpm.version>
<picocli.version>3.9.6</picocli.version>
<chronicle.map.version>3.17.2</chronicle.map.version>
<crawler4j.version>4.4.0</crawler4j.version>
<spring-boot-starter.version>2.1.4.RELEASE</spring-boot-starter.version>
</properties>
<spring-boot-starter.version>2.1.4.RELEASE</spring-boot-starter.version>
<ejml.version>0.38</ejml.version>
<nd4j.version>1.0.0-beta4</nd4j.version>
<colt.version>1.2.0</colt.version>
<la4j.version>0.6.0</la4j.version>
<jmh.version>1.19</jmh.version>
</properties>
</project>

9
libraries-2/src/test/java/com/baeldung/matrices/MatrixMultiplicationBenchmarking.java Normal file
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package com.baeldung.matrices;
public class MatrixMultiplicationBenchmarking {
public static void main(String[] args) throws Exception {
org.openjdk.jmh.Main.main(args);
}
}

47
libraries-2/src/test/java/com/baeldung/matrices/apache/RealMatrixUnitTest.java Normal file
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package com.baeldung.matrices.apache;
import org.apache.commons.math3.linear.Array2DRowRealMatrix;
import org.apache.commons.math3.linear.RealMatrix;
import org.junit.jupiter.api.Test;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class RealMatrixUnitTest {
@Test
@Benchmark
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
RealMatrix firstMatrix = new Array2DRowRealMatrix(
new double[][] {
new double[] {1d, 5d},
new double[] {2d, 3d},
new double[] {1d ,7d}
}
);
RealMatrix secondMatrix = new Array2DRowRealMatrix(
new double[][] {
new double[] {1d, 2d, 3d, 7d},
new double[] {5d, 2d, 8d, 1d}
}
);
RealMatrix expected = new Array2DRowRealMatrix(
new double[][] {
new double[] {26d, 12d, 43d, 12d},
new double[] {17d, 10d, 30d, 17d},
new double[] {36d, 16d, 59d, 14d}
}
);
RealMatrix actual = firstMatrix.multiply(secondMatrix);
assertThat(actual).isEqualTo(expected);
}
}

51
libraries-2/src/test/java/com/baeldung/matrices/colt/DoubleMatrix2DUnitTest.java Normal file
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package com.baeldung.matrices.colt;
import cern.colt.matrix.DoubleFactory2D;
import cern.colt.matrix.DoubleMatrix2D;
import cern.colt.matrix.linalg.Algebra;
import org.junit.jupiter.api.Test;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class DoubleMatrix2DUnitTest {
@Test
@Benchmark
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
DoubleFactory2D doubleFactory2D = DoubleFactory2D.dense;
DoubleMatrix2D firstMatrix = doubleFactory2D.make(
new double[][] {
new double[] {1d, 5d},
new double[] {2d, 3d},
new double[] {1d ,7d}
}
);
DoubleMatrix2D secondMatrix = doubleFactory2D.make(
new double[][] {
new double[] {1d, 2d, 3d, 7d},
new double[] {5d, 2d, 8d, 1d}
}
);
DoubleMatrix2D expected = doubleFactory2D.make(
new double[][] {
new double[] {26d, 12d, 43d, 12d},
new double[] {17d, 10d, 30d, 17d},
new double[] {36d, 16d, 59d, 14d}
}
);
Algebra algebra = new Algebra();
DoubleMatrix2D actual = algebra.mult(firstMatrix, secondMatrix);
assertThat(actual).isEqualTo(expected);
}
}

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libraries-2/src/test/java/com/baeldung/matrices/ejml/SimpleMatrixUnitTest.java Normal file
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package com.baeldung.matrices.ejml;
import org.ejml.simple.SimpleMatrix;
import org.junit.jupiter.api.Test;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class SimpleMatrixUnitTest {
@Test
@Benchmark
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
SimpleMatrix firstMatrix = new SimpleMatrix(
new double[][] {
new double[] {1d, 5d},
new double[] {2d, 3d},
new double[] {1d ,7d}
}
);
SimpleMatrix secondMatrix = new SimpleMatrix(
new double[][] {
new double[] {1d, 2d, 3d, 7d},
new double[] {5d, 2d, 8d, 1d}
}
);
SimpleMatrix expected = new SimpleMatrix(
new double[][] {
new double[] {26d, 12d, 43d, 12d},
new double[] {17d, 10d, 30d, 17d},
new double[] {36d, 16d, 59d, 14d}
}
);
SimpleMatrix actual = firstMatrix.mult(secondMatrix);
assertThat(actual).matches(m -> m.isIdentical(expected, 0d));
}
}

58
libraries-2/src/test/java/com/baeldung/matrices/homemade/HomemadeMatrixUnitTest.java Normal file
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package com.baeldung.matrices.homemade;
import org.junit.jupiter.api.Test;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class HomemadeMatrixUnitTest {
@Test
@Benchmark
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
double[][] firstMatrix = {
new double[]{1d, 5d},
new double[]{2d, 3d},
new double[]{1d, 7d}
};
double[][] secondMatrix = {
new double[]{1d, 2d, 3d, 7d},
new double[]{5d, 2d, 8d, 1d}
};
double[][] expected = {
new double[]{26d, 12d, 43d, 12d},
new double[]{17d, 10d, 30d, 17d},
new double[]{36d, 16d, 59d, 14d}
};
double[][] actual = multiplyMatrices(firstMatrix, secondMatrix);
assertThat(actual).isEqualTo(expected);
}
private double[][] multiplyMatrices(double[][] firstMatrix, double[][] secondMatrix) {
double[][] result = new double[firstMatrix.length][secondMatrix[0].length];
for (int row = 0; row < result.length; row++) {
for (int col = 0; col < result[row].length; col++) {
result[row][col] = multiplyMatricesCell(firstMatrix, secondMatrix, row, col);
}
}
return result;
}
private double multiplyMatricesCell(double[][] firstMatrix, double[][] secondMatrix, int row, int col) {
double cell = 0;
for (int i = 0; i < secondMatrix.length; i++) {
cell += firstMatrix[row][i] * secondMatrix[i][col];
}
return cell;
}
}

47
libraries-2/src/test/java/com/baeldung/matrices/la4j/Basic2DMatrixUnitTest.java Normal file
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package com.baeldung.matrices.la4j;
import org.junit.jupiter.api.Test;
import org.la4j.Matrix;
import org.la4j.matrix.dense.Basic2DMatrix;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class Basic2DMatrixUnitTest {
@Test
@Benchmark
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
Matrix firstMatrix = new Basic2DMatrix(
new double[][]{
new double[]{1d, 5d},
new double[]{2d, 3d},
new double[]{1d, 7d}
}
);
Matrix secondMatrix = new Basic2DMatrix(
new double[][]{
new double[]{1d, 2d, 3d, 7d},
new double[]{5d, 2d, 8d, 1d}
}
);
Matrix expected = new Basic2DMatrix(
new double[][]{
new double[]{26d, 12d, 43d, 12d},
new double[]{17d, 10d, 30d, 17d},
new double[]{36d, 16d, 59d, 14d}
}
);
Matrix actual = firstMatrix.multiply(secondMatrix);
assertThat(actual).isEqualTo(expected);
}
}

46
libraries-2/src/test/java/com/baeldung/matrices/nd4j/INDArrayUnitTest.java Normal file
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package com.baeldung.matrices.nd4j;
import org.junit.jupiter.api.Test;
import org.nd4j.linalg.api.ndarray.INDArray;
import org.nd4j.linalg.factory.Nd4j;
import org.openjdk.jmh.annotations.*;
import static org.assertj.core.api.Assertions.assertThat;
@BenchmarkMode(Mode.AverageTime)
@Fork(value = 2)
@Warmup(iterations = 5)
@Measurement(iterations = 10)
public class INDArrayUnitTest {
@Test
public void givenTwoMatrices_whenMultiply_thenMultiplicatedMatrix() {
INDArray firstMatrix = Nd4j.create(
new double[][]{
new double[]{1d, 5d},
new double[]{2d, 3d},
new double[]{1d, 7d}
}
);
INDArray secondMatrix = Nd4j.create(
new double[][] {
new double[] {1d, 2d, 3d, 7d},
new double[] {5d, 2d, 8d, 1d}
}
);
INDArray expected = Nd4j.create(
new double[][] {
new double[] {26d, 12d, 43d, 12d},
new double[] {17d, 10d, 30d, 17d},
new double[] {36d, 16d, 59d, 14d}
}
);
INDArray actual = firstMatrix.mmul(secondMatrix);
assertThat(actual).isEqualTo(expected);
}
}