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Merge pull request #1 from eugenp/master

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AlexFlorinHriscu 2020-01-26 00:40:24 +02:00 committed by GitHub
commit b0d889e690
347 changed files with 5816 additions and 2037 deletions
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3
akka-http/src/test/java/com/baeldung/akkahttp/UserServerUnitTest.java
View File

@ -7,6 +7,8 @@ import akka.http.javadsl.model.HttpEntities;
import akka.http.javadsl.model.HttpRequest;
import akka.http.javadsl.testkit.JUnitRouteTest;
import akka.http.javadsl.testkit.TestRoute;
import org.junit.Ignore;
import org.junit.Test;
public class UserServerUnitTest extends JUnitRouteTest {
@ -17,6 +19,7 @@ public class UserServerUnitTest extends JUnitRouteTest {
TestRoute appRoute = testRoute(new UserServer(userActorRef).routes());
@Ignore
@Test
public void whenRequest_thenActorResponds() {

3
algorithms-miscellaneous-1/pom.xml
View File

@ -64,7 +64,7 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>cobertura-maven-plugin</artifactId>
<version>2.7</version>
<version>${cobertura.plugin.version}</version>
<configuration>
<instrumentation>
<ignores>
@ -85,6 +85,7 @@
<commons-codec.version>1.11</commons-codec.version>
<guava.version>27.0.1-jre</guava.version>
<combinatoricslib3.version>3.3.0</combinatoricslib3.version>
<cobertura.plugin.version>2.7</cobertura.plugin.version>
</properties>
</project>

2
algorithms-miscellaneous-2/src/main/java/com/baeldung/algorithms/slope_one/SlopeOne.java
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@ -98,7 +98,7 @@ public class SlopeOne {
for (Item j : InputData.items) {
if (e.getValue().containsKey(j)) {
clean.put(j, e.getValue().get(j));
} else {
} else if (!clean.containsKey(j)) {
clean.put(j, -1.0);
}
}

6
algorithms-miscellaneous-3/pom.xml
View File

@ -46,13 +46,13 @@
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>3.8.1</version>
<version>${commons.lang3.version}</version>
</dependency>
<dependency>
<groupId>pl.pragmatists</groupId>
<artifactId>JUnitParams</artifactId>
<version>1.1.0</version>
<version>${JUnitParams.version}</version>
<scope>test</scope>
</dependency>
<dependency>
@ -91,6 +91,8 @@
<retrofit.version>2.6.0</retrofit.version>
<jmh-core.version>1.19</jmh-core.version>
<jmh-generator.version>1.19</jmh-generator.version>
<commons.lang3.version>3.8.1</commons.lang3.version>
<JUnitParams.version>1.1.0</JUnitParams.version>
</properties>
</project>

3
algorithms-miscellaneous-5/pom.xml
View File

@ -37,7 +37,7 @@
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>28.1-jre</version>
<version>${guava.version}</version>
</dependency>
<dependency>
@ -65,6 +65,7 @@
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<commons-math3.version>3.6.1</commons-math3.version>
<guava.version>28.1-jre</guava.version>
</properties>
</project>

36
algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingDeque.java Normal file
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@ -0,0 +1,36 @@
package com.baeldung.algorithms.balancedbrackets;
import java.util.Deque;
import java.util.LinkedList;
public class BalancedBracketsUsingDeque {
public boolean isBalanced(String str) {
if (null == str || ((str.length() % 2) != 0)) {
return false;
} else {
char[] ch = str.toCharArray();
for (char c : ch) {
if (!(c == '{' || c == '[' || c == '(' || c == '}' || c == ']' || c == ')')) {
return false;
}
}
}
Deque<Character> deque = new LinkedList<>();
for (char ch : str.toCharArray()) {
if (ch == '{' || ch == '[' || ch == '(') {
deque.addFirst(ch);
} else {
if (!deque.isEmpty() && ((deque.peekFirst() == '{' && ch == '}') || (deque.peekFirst() == '[' && ch == ']') || (deque.peekFirst() == '(' && ch == ')'))) {
deque.removeFirst();
} else {
return false;
}
}
}
return true;
}
}

27
algorithms-miscellaneous-5/src/main/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingString.java Normal file
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@ -0,0 +1,27 @@
package com.baeldung.algorithms.balancedbrackets;
public class BalancedBracketsUsingString {
public boolean isBalanced(String str) {
if (null == str || ((str.length() % 2) != 0)) {
return false;
} else {
char[] ch = str.toCharArray();
for (char c : ch) {
if (!(c == '{' || c == '[' || c == '(' || c == '}' || c == ']' || c == ')')) {
return false;
}
}
}
while (str.contains("()") || str.contains("[]") || str.contains("{}")) {
str = str.replaceAll("\\(\\)", "")
.replaceAll("\\[\\]", "")
.replaceAll("\\{\\}", "");
}
return (str.length() == 0);
}
}

76
algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingDequeUnitTest.java Normal file
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@ -0,0 +1,76 @@
package com.baeldung.algorithms.balancedbrackets;
import org.junit.Before;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class BalancedBracketsUsingDequeUnitTest {
private BalancedBracketsUsingDeque balancedBracketsUsingDeque;
@Before
public void setup() {
balancedBracketsUsingDeque = new BalancedBracketsUsingDeque();
}
@Test
public void givenNullInput_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced(null);
assertThat(result).isFalse();
}
@Test
public void givenEmptyString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingDeque.isBalanced("");
assertThat(result).isTrue();
}
@Test
public void givenInvalidCharacterString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced("abc[](){}");
assertThat(result).isFalse();
}
@Test
public void givenOddLengthString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced("{{[]()}}}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced("{{[]()}}}}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthUnbalancedString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced("{[(])}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingDeque.isBalanced("{[()]}");
assertThat(result).isTrue();
}
@Test
public void givenBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingDeque.isBalanced("{{[[(())]]}}");
assertThat(result).isTrue();
}
@Test
public void givenAnotherBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingDeque.isBalanced("{{([])}}");
assertThat(result).isTrue();
}
@Test
public void givenUnBalancedString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingDeque.isBalanced("{{)[](}}");
assertThat(result).isFalse();
}
}

76
algorithms-miscellaneous-5/src/test/java/com/baeldung/algorithms/balancedbrackets/BalancedBracketsUsingStringUnitTest.java Normal file
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@ -0,0 +1,76 @@
package com.baeldung.algorithms.balancedbrackets;
import org.junit.Before;
import org.junit.Test;
import static org.assertj.core.api.Assertions.assertThat;
public class BalancedBracketsUsingStringUnitTest {
private BalancedBracketsUsingString balancedBracketsUsingString;
@Before
public void setup() {
balancedBracketsUsingString = new BalancedBracketsUsingString();
}
@Test
public void givenNullInput_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced(null);
assertThat(result).isFalse();
}
@Test
public void givenEmptyString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingString.isBalanced("");
assertThat(result).isTrue();
}
@Test
public void givenInvalidCharacterString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced("abc[](){}");
assertThat(result).isFalse();
}
@Test
public void givenOddLengthString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced("{{[]()}}}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced("{{[]()}}}}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthUnbalancedString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced("{[(])}");
assertThat(result).isFalse();
}
@Test
public void givenEvenLengthBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingString.isBalanced("{[()]}");
assertThat(result).isTrue();
}
@Test
public void givenBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingString.isBalanced("{{[[(())]]}}");
assertThat(result).isTrue();
}
@Test
public void givenAnotherBalancedString_whenCheckingForBalance_shouldReturnTrue() {
boolean result = balancedBracketsUsingString.isBalanced("{{([])}}");
assertThat(result).isTrue();
}
@Test
public void givenUnBalancedString_whenCheckingForBalance_shouldReturnFalse() {
boolean result = balancedBracketsUsingString.isBalanced("{{)[](}}");
assertThat(result).isFalse();
}
}

4
algorithms-sorting-2/.gitignore vendored Normal file
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@ -0,0 +1,4 @@
/target/
.settings/
.classpath
.project

64
algorithms-sorting-2/pom.xml Normal file
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@ -0,0 +1,64 @@
<project xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance" xmlns="http://maven.apache.org/POM/4.0.0"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>algorithms-sorting-2</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>algorithms-sorting-2</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-math3</artifactId>
<version>${commons-math3.version}</version>
</dependency>
<dependency>
<groupId>commons-codec</groupId>
<artifactId>commons-codec</artifactId>
<version>${commons-codec.version}</version>
</dependency>
<dependency>
<groupId>org.projectlombok</groupId>
<artifactId>lombok</artifactId>
<version>${lombok.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>${junit-jupiter-api.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${org.assertj.core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-codec.version>1.11</commons-codec.version>
<junit-jupiter-api.version>5.3.1</junit-jupiter-api.version>
</properties>
</project>

66
algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/BentleyMcIlroyPartioning.java Normal file
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@ -0,0 +1,66 @@
package com.baeldung.algorithms.quicksort;
import static com.baeldung.algorithms.quicksort.SortingUtils.swap;
public class BentleyMcIlroyPartioning {
public static Partition partition(int input[], int begin, int end) {
int left = begin, right = end;
int leftEqualKeysCount = 0, rightEqualKeysCount = 0;
int partitioningValue = input[end];
while (true) {
while (input[left] < partitioningValue)
left++;
while (input[right] > partitioningValue) {
if (right == begin)
break;
right--;
}
if (left == right && input[left] == partitioningValue) {
swap(input, begin + leftEqualKeysCount, left);
leftEqualKeysCount++;
left++;
}
if (left >= right) {
break;
}
swap(input, left, right);
if (input[left] == partitioningValue) {
swap(input, begin + leftEqualKeysCount, left);
leftEqualKeysCount++;
}
if (input[right] == partitioningValue) {
swap(input, right, end - rightEqualKeysCount);
rightEqualKeysCount++;
}
left++; right--;
}
right = left - 1;
for (int k = begin; k < begin + leftEqualKeysCount; k++, right--) {
if (right >= begin + leftEqualKeysCount)
swap(input, k, right);
}
for (int k = end; k > end - rightEqualKeysCount; k--, left++) {
if (left <= end - rightEqualKeysCount)
swap(input, left, k);
}
return new Partition(right + 1, left - 1);
}
public static void quicksort(int input[], int begin, int end) {
if (end <= begin)
return;
Partition middlePartition = partition(input, begin, end);
quicksort(input, begin, middlePartition.getLeft() - 1);
quicksort(input, middlePartition.getRight() + 1, end);
}
}

38
algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/DutchNationalFlagPartioning.java Normal file
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@ -0,0 +1,38 @@
package com.baeldung.algorithms.quicksort;
import static com.baeldung.algorithms.quicksort.SortingUtils.compare;
import static com.baeldung.algorithms.quicksort.SortingUtils.swap;
public class DutchNationalFlagPartioning {
public static Partition partition(int[] a, int begin, int end) {
int lt = begin, current = begin, gt = end;
int partitioningValue = a[begin];
while (current <= gt) {
int compareCurrent = compare(a[current], partitioningValue);
switch (compareCurrent) {
case -1:
swap(a, current++, lt++);
break;
case 0:
current++;
break;
case 1:
swap(a, current, gt--);
break;
}
}
return new Partition(lt, gt);
}
public static void quicksort(int[] input, int begin, int end) {
if (end <= begin)
return;
Partition middlePartition = partition(input, begin, end);
quicksort(input, begin, middlePartition.getLeft() - 1);
quicksort(input, middlePartition.getRight() + 1, end);
}
}

29
algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/Partition.java Normal file
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@ -0,0 +1,29 @@
package com.baeldung.algorithms.quicksort;
public class Partition {
private int left;
private int right;
public Partition(int left, int right) {
super();
this.left = left;
this.right = right;
}
public int getLeft() {
return left;
}
public void setLeft(int left) {
this.left = left;
}
public int getRight() {
return right;
}
public void setRight(int right) {
this.right = right;
}
}

32
algorithms-sorting-2/src/main/java/com/baeldung/algorithms/quicksort/SortingUtils.java Normal file
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@ -0,0 +1,32 @@
package com.baeldung.algorithms.quicksort;
public class SortingUtils {
public static void swap(int[] array, int position1, int position2) {
if (position1 != position2) {
int temp = array[position1];
array[position1] = array[position2];
array[position2] = temp;
}
}
public static int compare(int num1, int num2) {
if (num1 > num2)
return 1;
else if (num1 < num2)
return -1;
else
return 0;
}
public static void printArray(int[] array) {
if (array == null) {
return;
}
for (int e : array) {
System.out.print(e + " ");
}
System.out.println();
}
}

0
core-kotlin/src/main/resources/logback.xml → algorithms-sorting-2/src/main/resources/logback.xml
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16
algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/BentleyMcilroyPartitioningUnitTest.java Normal file
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@ -0,0 +1,16 @@
package com.baeldung.algorithms.quicksort;
import org.junit.Assert;
import org.junit.Test;
public class BentleyMcilroyPartitioningUnitTest {
@Test
public void given_IntegerArray_whenSortedWithBentleyMcilroyPartitioning_thenGetSortedArray() {
int[] actual = {3, 2, 2, 2, 3, 7, 7, 3, 2, 2, 7, 3, 3};
int[] expected = {2, 2, 2, 2, 2, 3, 3, 3, 3, 3, 7, 7, 7};
BentleyMcIlroyPartioning.quicksort(actual, 0, actual.length - 1);
Assert.assertArrayEquals(expected, actual);
}
}

15
algorithms-sorting-2/src/test/java/com/baeldung/algorithms/quicksort/DNFThreeWayQuickSortUnitTest.java Normal file
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@ -0,0 +1,15 @@
package com.baeldung.algorithms.quicksort;
import org.junit.Assert;
import org.junit.Test;
public class DNFThreeWayQuickSortUnitTest {
@Test
public void givenIntegerArray_whenSortedWithThreeWayQuickSort_thenGetSortedArray() {
int[] actual = {3, 5, 5, 5, 3, 7, 7, 3, 5, 5, 7, 3, 3};
int[] expected = {3, 3, 3, 3, 3, 5, 5, 5, 5, 5, 7, 7, 7};
DutchNationalFlagPartioning.quicksort(actual, 0, actual.length - 1);
Assert.assertArrayEquals(expected, actual);
}
}

9
apache-cxf/sse-jaxrs/sse-jaxrs-server/pom.xml
View File

@ -18,19 +18,19 @@
<dependency>
<groupId>javax.ws.rs</groupId>
<artifactId>javax.ws.rs-api</artifactId>
<version>2.1</version>
<version>${rs-api.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.enterprise</groupId>
<artifactId>cdi-api</artifactId>
<version>2.0</version>
<version>${cdi-api.version}</version>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.json.bind</groupId>
<artifactId>javax.json.bind-api</artifactId>
<version>1.0</version>
<version>${bind-api.version}</version>
<scope>provided</scope>
</dependency>
@ -80,6 +80,9 @@
<liberty-maven-plugin.version>2.4.2</liberty-maven-plugin.version>
<failOnMissingWebXml>false</failOnMissingWebXml>
<openliberty-version>18.0.0.2</openliberty-version>
<rs-api.version>2.1</rs-api.version>
<cdi-api.version>2.0</cdi-api.version>
<bind-api.version>1.0</bind-api.version>
</properties>
</project>

3
apache-rocketmq/pom.xml
View File

@ -17,11 +17,12 @@
<dependency>
<groupId>org.apache.rocketmq</groupId>
<artifactId>rocketmq-spring-boot-starter</artifactId>
<version>2.0.4</version>
<version>${rocketmq.version}</version>
</dependency>
</dependencies>
<properties>
<geode.core>1.6.0</geode.core>
<rocketmq.version>2.0.4</rocketmq.version>
</properties>
</project>

15
apache-tapestry/pom.xml
View File

@ -81,10 +81,10 @@ of testing facilities designed for use with TestNG (http://testng.org/), so it's
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>2.3.2</version>
<version>${compiler.plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
<optimize>true</optimize>
</configuration>
</plugin>
@ -92,7 +92,7 @@ of testing facilities designed for use with TestNG (http://testng.org/), so it's
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.7.2</version>
<version>${compiler.surefire.version}</version>
<configuration>
<systemPropertyVariables>
<tapestry.execution-mode>Qa</tapestry.execution-mode>
@ -104,7 +104,7 @@ of testing facilities designed for use with TestNG (http://testng.org/), so it's
<plugin>
<groupId>org.mortbay.jetty</groupId>
<artifactId>maven-jetty-plugin</artifactId>
<version>6.1.16</version>
<version>${compiler.jetty.version}</version>
<configuration>
<!-- Log to the console. -->
<requestLog implementation="org.mortbay.jetty.NCSARequestLog">
@ -140,6 +140,11 @@ of testing facilities designed for use with TestNG (http://testng.org/), so it's
</repositories>
<properties>
<compiler.jetty.version>6.1.16</compiler.jetty.version>
<compiler.surefire.version>2.7.2</compiler.surefire.version>
<compiler.plugin.version>2.3.2</compiler.plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
<tapestry-release-version>5.4.5</tapestry-release-version>
<servlet-api-release-version>2.5</servlet-api-release-version>
<testng-release-version>6.8.21</testng-release-version>

6
aws-reactive/pom.xml
View File

@ -17,6 +17,8 @@
<properties>
<java.version>1.8</java.version>
<spring.version>2.2.1.RELEASE</spring.version>
<awssdk.version>2.10.27</awssdk.version>
</properties>
<dependencyManagement>
@ -26,7 +28,7 @@
<!-- Import dependency management from Spring Boot -->
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-dependencies</artifactId>
<version>2.2.1.RELEASE</version>
<version>${spring.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>
@ -34,7 +36,7 @@
<dependency>
<groupId>software.amazon.awssdk</groupId>
<artifactId>bom</artifactId>
<version>2.10.27</version>
<version>${awssdk.version}</version>
<type>pom</type>
<scope>import</scope>
</dependency>

3
blade/pom.xml
View File

@ -124,7 +124,7 @@
<plugin>
<artifactId>maven-assembly-plugin</artifactId>
<version>3.1.0</version>
<version>${assembly.plugin.version}</version>
<configuration>
<finalName>${project.build.finalName}</finalName>
<appendAssemblyId>false</appendAssemblyId>
@ -161,6 +161,7 @@
<assertj-core.version>3.11.1</assertj-core.version>
<maven-failsafe-plugin.version>3.0.0-M3</maven-failsafe-plugin.version>
<process-exec-maven-plugin.version>0.7</process-exec-maven-plugin.version>
<assembly.plugin.version>3.1.0</assembly.plugin.version>
</properties>
</project>

21
cloud-foundry-uaa/pom.xml Normal file
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@ -0,0 +1,21 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>cloud-foundry-uaa</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>cloud-foundry-uaa</name>
<packaging>pom</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<modules>
<module>cf-uaa-oauth2-client</module>
<module>cf-uaa-oauth2-resource-server</module>
</modules>
</project>

12
core-groovy-2/pom.xml
View File

@ -62,12 +62,12 @@
<plugin>
<groupId>org.codehaus.groovy</groupId>
<artifactId>groovy-eclipse-compiler</artifactId>
<version>3.3.0-01</version>
<version>${groovy.compiler.version}</version>
<extensions>true</extensions>
</plugin>
<plugin>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<version>${compiler.plugin.version}</version>
<configuration>
<compilerId>groovy-eclipse-compiler</compilerId>
<source>${java.version}</source>
@ -113,7 +113,7 @@
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.20.1</version>
<version>${surefire.plugin.version}</version>
<configuration>
<useFile>false</useFile>
<includes>
@ -126,7 +126,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-assembly-plugin</artifactId>
<version>3.1.0</version>
<version>${assembly.plugin.version}</version>
<configuration>
<!-- get all project dependencies -->
<descriptorRefs>
@ -183,6 +183,10 @@
<groovy-wslite.version>1.1.3</groovy-wslite.version>
<logback.version>1.2.3</logback.version>
<groovy.version>2.5.7</groovy.version>
<assembly.plugin.version>3.1.0</assembly.plugin.version>
<surefire.plugin.version>2.20.1</surefire.plugin.version>
<compiler.plugin.version>3.8.0</compiler.plugin.version>
<groovy.compiler.version>3.3.0-01</groovy.compiler.version>
</properties>
</project>

21
core-groovy-2/src/test/groovy/com/baeldung/category/CategoryUnitTest.groovy
View File

@ -28,16 +28,17 @@ class CategoryUnitTest extends GroovyTestCase {
}
}
void test_whenUsingTimeCategory_thenOperationOnNumber() {
SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy")
use (TimeCategory) {
assert sdf.format(5.days.from.now) == sdf.format(new Date() + 5.days)
sdf = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss")
assert sdf.format(10.minutes.from.now) == sdf.format(new Date() + 10.minutes)
assert sdf.format(2.hours.ago) == sdf.format(new Date() - 2.hours)
}
}
// http://team.baeldung.com/browse/BAEL-20687
// void test_whenUsingTimeCategory_thenOperationOnNumber() {
// SimpleDateFormat sdf = new SimpleDateFormat("dd/MM/yyyy")
// use (TimeCategory) {
// assert sdf.format(5.days.from.now) == sdf.format(new Date() + 5.days)
//
// sdf = new SimpleDateFormat("dd/MM/yyyy hh:mm:ss")
// assert sdf.format(10.minutes.from.now) == sdf.format(new Date() + 10.minutes)
// assert sdf.format(2.hours.ago) == sdf.format(new Date() - 2.hours)
// }
// }
void test_whenUsingDOMCategory_thenOperationOnXML() {

2
core-groovy-2/src/test/groovy/com/baeldung/webservice/WebserviceUnitTest.groovy
View File

@ -9,7 +9,7 @@ import wslite.soap.SOAPMessageBuilder
import wslite.http.auth.HTTPBasicAuthorization
import org.junit.Test
class WebserviceUnitTest extends GroovyTestCase {
class WebserviceManualTest extends GroovyTestCase {
JsonSlurper jsonSlurper = new JsonSlurper()

3
core-groovy-collections/pom.xml
View File

@ -99,7 +99,7 @@
</plugin>
<plugin>
<artifactId>maven-surefire-plugin</artifactId>
<version>2.20.1</version>
<version>${surefire.plugin.version}</version>
<configuration>
<useFile>false</useFile>
<includes>
@ -126,6 +126,7 @@
<hsqldb.version>2.4.0</hsqldb.version>
<spock-core.version>1.1-groovy-2.4</spock-core.version>
<gmavenplus-plugin.version>1.6</gmavenplus-plugin.version>
<surefire.plugin.version>2.20.1</surefire.plugin.version>
</properties>
</project>

2
core-groovy/src/test/groovy/com/baeldung/file/ReadFileUnitTest.groovy
View File

@ -1,6 +1,7 @@
package com.baeldung.file
import spock.lang.Specification
import spock.lang.Ignore
class ReadFileUnitTest extends Specification {
@ -32,6 +33,7 @@ class ReadFileUnitTest extends Specification {
assert lines.size(), 3
}
@Ignore
def 'Should return file content in string using ReadFile.readFileString given filePath' () {
given:
def filePath = "src/main/resources/fileContent.txt"

5
core-java-modules/core-java-11/pom.xml
View File

@ -42,12 +42,12 @@
<dependency>
<groupId>org.eclipse.collections</groupId>
<artifactId>eclipse-collections</artifactId>
<version>10.0.0</version>
<version>${eclipse.collections.version}</version>
</dependency>
<dependency>
<groupId>org.eclipse.collections</groupId>
<artifactId>eclipse-collections-api</artifactId>
<version>10.0.0</version>
<version>${eclipse.collections.version}</version>
</dependency>
</dependencies>
@ -108,6 +108,7 @@
<assertj.version>3.11.1</assertj.version>
<uberjar.name>benchmarks</uberjar.name>
<jmh.version>1.22</jmh.version>
<eclipse.collections.version>10.0.0</eclipse.collections.version>
</properties>
</project>

3
core-java-modules/core-java-13/pom.xml
View File

@ -41,7 +41,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M3</version>
<version>${surefire.plugin.version}</version>
<configuration>
<argLine>--enable-preview</argLine>
</configuration>
@ -53,6 +53,7 @@
<maven.compiler.source.version>13</maven.compiler.source.version>
<maven.compiler.target.version>13</maven.compiler.target.version>
<assertj.version>3.6.1</assertj.version>
<surefire.plugin.version>3.0.0-M3</surefire.plugin.version>
</properties>
</project>

27
core-java-modules/core-java-13/src/test/java/com/baeldung/newfeatures/SwitchExpressionsWithYieldUnitTest.java Normal file
View File

@ -0,0 +1,27 @@
package com.baeldung.newfeatures;
import static org.junit.Assert.assertEquals;
import org.junit.Test;
public class SwitchExpressionsWithYieldUnitTest {
@Test
@SuppressWarnings("preview")
public void whenSwitchingOnOperationSquareMe_thenWillReturnSquare() {
var me = 4;
var operation = "squareMe";
var result = switch (operation) {
case "doubleMe" -> {
yield me * 2;
}
case "squareMe" -> {
yield me * me;
}
default -> me;
};
assertEquals(16, result);
}
}

39
core-java-modules/core-java-13/src/test/java/com/baeldung/newfeatures/TextBlocksUnitTest.java Normal file
View File

@ -0,0 +1,39 @@
package com.baeldung.newfeatures;
import static org.assertj.core.api.Assertions.assertThat;
import org.junit.Test;
public class TextBlocksUnitTest {
private static final String JSON_STRING = "{\r\n" + "\"name\" : \"Baeldung\",\r\n" + "\"website\" : \"https://www.%s.com/\"\r\n" + "}";
@SuppressWarnings("preview")
private static final String TEXT_BLOCK_JSON = """
{
"name" : "Baeldung",
"website" : "https://www.%s.com/"
}
""";
@Test
public void whenTextBlocks_thenStringOperationsWork() {
assertThat(TEXT_BLOCK_JSON.contains("Baeldung")).isTrue();
assertThat(TEXT_BLOCK_JSON.indexOf("www")).isGreaterThan(0);
assertThat(TEXT_BLOCK_JSON.length()).isGreaterThan(0);
}
@SuppressWarnings("removal")
@Test
public void whenTextBlocks_thenFormattedWorksAsFormat() {
assertThat(TEXT_BLOCK_JSON.formatted("baeldung")
.contains("www.baeldung.com")).isTrue();
assertThat(String.format(JSON_STRING, "baeldung")
.contains("www.baeldung.com")).isTrue();
}
}

3
core-java-modules/core-java-14/pom.xml
View File

@ -36,7 +36,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-surefire-plugin</artifactId>
<version>3.0.0-M3</version>
<version>${surefire.plugin.version}</version>
<configuration>
<argLine>--enable-preview</argLine>
</configuration>
@ -47,6 +47,7 @@
<properties>
<maven.compiler.source.version>14</maven.compiler.source.version>
<maven.compiler.target.version>14</maven.compiler.target.version>
<surefire.plugin.version>3.0.0-M3</surefire.plugin.version>
</properties>
</project>

3
core-java-modules/core-java-arrays-2/pom.xml
View File

@ -51,7 +51,7 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-shade-plugin</artifactId>
<version>3.2.0</version>
<version>${shade.plugin.version}</version>
<executions>
<execution>
<phase>package</phase>
@ -79,6 +79,7 @@
<commons-lang3.version>3.9</commons-lang3.version>
<!-- testing -->
<assertj-core.version>3.10.0</assertj-core.version>
<shade.plugin.version>3.2.0</shade.plugin.version>
</properties>
</project>

6
core-java-modules/core-java-arrays/pom.xml
View File

@ -183,8 +183,8 @@
<artifactId>maven-javadoc-plugin</artifactId>
<version>${maven-javadoc-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
@ -373,6 +373,8 @@
<maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>
<spring-boot-maven-plugin.version>2.0.3.RELEASE</spring-boot-maven-plugin.version>
<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

63
core-java-modules/core-java-concurrency-advanced-3/pom.xml
View File

@ -23,6 +23,37 @@
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.jcabi</groupId>
<artifactId>jcabi-aspects</artifactId>
<version>${jcabi-aspects.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjrt</artifactId>
<version>${aspectjrt.version}</version>
<scope>runtime</scope>
</dependency>
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>${guava.version}</version>
</dependency>
<dependency>
<groupId>org.cactoos</groupId>
<artifactId>cactoos</artifactId>
<version>${cactoos.version}</version>
</dependency>
<dependency>
<groupId>com.ea.async</groupId>
<artifactId>ea-async</artifactId>
<version>${ea-async.version}</version>
</dependency>
</dependencies>
<build>
@ -36,6 +67,30 @@
<target>${maven.compiler.target}</target>
</configuration>
</plugin>
<plugin>
<groupId>com.jcabi</groupId>
<artifactId>jcabi-maven-plugin</artifactId>
<version>${jcabi-maven-plugin.version}</version>
<executions>
<execution>
<goals>
<goal>ajc</goal>
</goals>
</execution>
</executions>
<dependencies>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjtools</artifactId>
<version>${aspectjtools.version}</version>
</dependency>
<dependency>
<groupId>org.aspectj</groupId>
<artifactId>aspectjweaver</artifactId>
<version>${aspectjweaver.version}</version>
</dependency>
</dependencies>
</plugin>
</plugins>
<resources>
<resource>
@ -49,6 +104,14 @@
<assertj.version>3.14.0</assertj.version>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
<jcabi-aspects.version>0.22.6</jcabi-aspects.version>
<aspectjrt.version>1.9.5</aspectjrt.version>
<guava.version>28.2-jre</guava.version>
<cactoos.version>0.43</cactoos.version>
<ea-async.version>1.2.3</ea-async.version>
<jcabi-maven-plugin.version>0.14.1</jcabi-maven-plugin.version>
<aspectjtools.version>1.9.1</aspectjtools.version>
<aspectjweaver.version>1.9.1</aspectjweaver.version>
</properties>
</project>

57
core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/EAAsyncExample.java Normal file
View File

@ -0,0 +1,57 @@
package com.baeldung.async;
import static com.ea.async.Async.await;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import com.ea.async.Async;
public class EAAsyncExample {
static {
Async.init();
}
public static void main(String[] args) throws Exception {
usingCompletableFuture();
usingAsyncAwait();
}
public static void usingCompletableFuture() throws InterruptedException, ExecutionException, Exception {
CompletableFuture<Void> completableFuture = hello()
.thenComposeAsync(hello -> mergeWorld(hello))
.thenAcceptAsync(helloWorld -> print(helloWorld))
.exceptionally( throwable -> {
System.out.println(throwable.getCause());
return null;
});
completableFuture.get();
}
public static CompletableFuture<String> hello() {
CompletableFuture<String> completableFuture = CompletableFuture.supplyAsync(() -> "Hello");
return completableFuture;
}
public static CompletableFuture<String> mergeWorld(String s) {
CompletableFuture<String> completableFuture = CompletableFuture.supplyAsync(() -> {
return s + " World!";
});
return completableFuture;
}
public static void print(String str) {
CompletableFuture.runAsync(() -> System.out.println(str));
}
private static void usingAsyncAwait() {
try {
String hello = await(hello());
String helloWorld = await(mergeWorld(hello));
await(CompletableFuture.runAsync(() -> print(helloWorld)));
} catch (Exception e) {
e.printStackTrace();
}
}
}

183
core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/async/JavaAsync.java Normal file
View File

@ -0,0 +1,183 @@
package com.baeldung.async;
import static com.ea.async.Async.await;
import java.util.concurrent.Callable;
import java.util.concurrent.CompletableFuture;
import java.util.concurrent.ExecutionException;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.concurrent.Future;
import com.google.common.util.concurrent.AsyncCallable;
import com.google.common.util.concurrent.Callables;
import com.google.common.util.concurrent.Futures;
import com.google.common.util.concurrent.ListenableFuture;
import com.google.common.util.concurrent.ListeningExecutorService;
import com.google.common.util.concurrent.MoreExecutors;
import com.jcabi.aspects.Async;
import com.jcabi.aspects.Loggable;
public class JavaAsync {
static {
com.ea.async.Async.init();
}
private static final ExecutorService threadpool = Executors.newCachedThreadPool();
public static void main (String[] args) throws InterruptedException, ExecutionException {
int number = 20;
//Thread Example
factorialUsingThread(number).start();
//FutureTask Example
Future<Long> futureTask = factorialUsingFutureTask(number);
System.out.println("Factorial of " + number + " is: " + futureTask.get());
// CompletableFuture Example
Future<Long> completableFuture = factorialUsingCompletableFuture(number);
System.out.println("Factorial of " + number + " is: " + completableFuture.get());
// EA Async example
System.out.println("Factorial of " + number + " is: " + factorialUsingEAAsync(number));
// cactoos async example
Future<Long> asyncFuture = factorialUsingCactoos(number);
System.out.println("Factorial of " + number + " is: " + asyncFuture.get());
// Guava example
ListenableFuture<Long> guavaFuture = factorialUsingGuavaServiceSubmit(number);
System.out.println("Factorial of " + number + " is: " + guavaFuture.get());
ListenableFuture<Long> guavaFutures = factorialUsingGuavaFutures(number);
System.out.println("Factorial of " + number + " is: " + guavaFutures.get());
// @async jcabi-aspect example
Future<Long> aspectFuture = factorialUsingJcabiAspect(number);
System.out.println("Factorial of " + number + " is: " + aspectFuture.get());
}
/**
* Finds factorial of a number
* @param number
* @return
*/
public static long factorial(int number) {
long result = 1;
for(int i=number;i>0;i--) {
result *= i;
}
return result;
}
/**
* Finds factorial of a number using Thread
* @param number
* @return
*/
@Loggable
public static Thread factorialUsingThread(int number) {
Thread newThread = new Thread(() -> {
System.out.println("Factorial of " + number + " is: " + factorial(number));
});
return newThread;
}
/**
* Finds factorial of a number using FutureTask
* @param number
* @return
*/
@Loggable
public static Future<Long> factorialUsingFutureTask(int number) {
Future<Long> futureTask = threadpool.submit(() -> factorial(number));
while (!futureTask.isDone()) {
System.out.println("FutureTask is not finished yet...");
}
return futureTask;
}
/**
* Finds factorial of a number using CompletableFuture
* @param number
* @return
*/
@Loggable
public static Future<Long> factorialUsingCompletableFuture(int number) {
CompletableFuture<Long> completableFuture = CompletableFuture.supplyAsync(() -> factorial(number));
return completableFuture;
}
/**
* Finds factorial of a number using EA Async
* @param number
* @return
*/
@Loggable
public static long factorialUsingEAAsync(int number) {
CompletableFuture<Long> completableFuture = CompletableFuture.supplyAsync(() -> factorial(number));
long result = await(completableFuture);
return result;
}
/**
* Finds factorial of a number using Async of Cactoos
* @param number
* @return
* @throws InterruptedException
* @throws ExecutionException
*/
@Loggable
public static Future<Long> factorialUsingCactoos(int number) throws InterruptedException, ExecutionException {
org.cactoos.func.Async<Integer, Long> asyncFunction = new org.cactoos.func.Async<Integer, Long>(input -> factorial(input));
Future<Long> asyncFuture = asyncFunction.apply(number);
return asyncFuture;
}
/**
* Finds factorial of a number using Guava's ListeningExecutorService.submit()
* @param number
* @return
*/
@Loggable
public static ListenableFuture<Long> factorialUsingGuavaServiceSubmit(int number) {
ListeningExecutorService service = MoreExecutors.listeningDecorator(threadpool);
ListenableFuture<Long> factorialFuture = (ListenableFuture<Long>) service.submit(()-> factorial(number));
return factorialFuture;
}
/**
* Finds factorial of a number using Guava's Futures.submitAsync()
* @param number
* @return
*/
@Loggable
public static ListenableFuture<Long> factorialUsingGuavaFutures(int number) {
ListeningExecutorService service = MoreExecutors.listeningDecorator(threadpool);
AsyncCallable<Long> asyncCallable = Callables.asAsyncCallable(new Callable<Long>() {
public Long call() {
return factorial(number);
}
}, service);
return Futures.submitAsync(asyncCallable, service);
}
/**
* Finds factorial of a number using @Async of jcabi-aspects
* @param number
* @return
*/
@Async
@Loggable
public static Future<Long> factorialUsingJcabiAspect(int number) {
Future<Long> factorialFuture = CompletableFuture.supplyAsync(() -> factorial(number));
return factorialFuture;
}
}

85
core-java-modules/core-java-concurrency-advanced-3/src/main/java/com/baeldung/workstealing/PrimeNumbers.java Normal file
View File

@ -0,0 +1,85 @@
package com.baeldung.workstealing;
import java.util.ArrayList;
import java.util.Arrays;
import java.util.List;
import java.util.concurrent.ForkJoinTask;
import java.util.concurrent.RecursiveAction;
import java.util.concurrent.atomic.AtomicInteger;
public class PrimeNumbers extends RecursiveAction {
private int lowerBound;
private int upperBound;
private int granularity;
static final List<Integer> GRANULARITIES
= Arrays.asList(1, 10, 100, 1000, 10000);
private AtomicInteger noOfPrimeNumbers;
PrimeNumbers(int lowerBound, int upperBound, int granularity, AtomicInteger noOfPrimeNumbers) {
this.lowerBound = lowerBound;
this.upperBound = upperBound;
this.granularity = granularity;
this.noOfPrimeNumbers = noOfPrimeNumbers;
}
PrimeNumbers(int upperBound) {
this(1, upperBound, 100, new AtomicInteger(0));
}
private PrimeNumbers(int lowerBound, int upperBound, AtomicInteger noOfPrimeNumbers) {
this(lowerBound, upperBound, 100, noOfPrimeNumbers);
}
private List<PrimeNumbers> subTasks() {
List<PrimeNumbers> subTasks = new ArrayList<>();
for (int i = 1; i <= this.upperBound / granularity; i++) {
int upper = i * granularity;
int lower = (upper - granularity) + 1;
subTasks.add(new PrimeNumbers(lower, upper, noOfPrimeNumbers));
}
return subTasks;
}
@Override
protected void compute() {
if (((upperBound + 1) - lowerBound) > granularity) {
ForkJoinTask.invokeAll(subTasks());
} else {
findPrimeNumbers();
}
}
void findPrimeNumbers() {
for (int num = lowerBound; num <= upperBound; num++) {
if (isPrime(num)) {
noOfPrimeNumbers.getAndIncrement();
}
}
}
private boolean isPrime(int number) {
if (number == 2) {
return true;
}
if (number == 1 || number % 2 == 0) {
return false;
}
int noOfNaturalNumbers = 0;
for (int i = 1; i <= number; i++) {
if (number % i == 0) {
noOfNaturalNumbers++;
}
}
return noOfNaturalNumbers == 2;
}
public int noOfPrimeNumbers() {
return noOfPrimeNumbers.intValue();
}
}

15
core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/rejection/SaturationPolicyUnitTest.java
View File

@ -1,6 +1,7 @@
package com.baeldung.rejection;
import org.junit.After;
import org.junit.Ignore;
import org.junit.Test;
import java.util.ArrayList;
@ -28,24 +29,26 @@ public class SaturationPolicyUnitTest {
}
}
@Ignore
@Test
public void givenAbortPolicy_WhenSaturated_ThenShouldThrowRejectedExecutionException() {
executor = new ThreadPoolExecutor(1, 1, 0, MILLISECONDS, new SynchronousQueue<>(), new AbortPolicy());
executor.execute(() -> waitFor(100));
executor.execute(() -> waitFor(250));
assertThatThrownBy(() -> executor.execute(() -> System.out.println("Will be rejected"))).isInstanceOf(RejectedExecutionException.class);
}
@Ignore
@Test
public void givenCallerRunsPolicy_WhenSaturated_ThenTheCallerThreadRunsTheTask() {
executor = new ThreadPoolExecutor(1, 1, 0, MILLISECONDS, new SynchronousQueue<>(), new CallerRunsPolicy());
executor.execute(() -> waitFor(100));
executor.execute(() -> waitFor(250));
long startTime = System.nanoTime();
executor.execute(() -> waitFor(100));
double blockedDuration = (System.nanoTime() - startTime) / 1_000_000.0;
long startTime = System.currentTimeMillis();
executor.execute(() -> waitFor(500));
long blockedDuration = System.currentTimeMillis() - startTime;
assertThat(blockedDuration).isGreaterThanOrEqualTo(100);
assertThat(blockedDuration).isGreaterThanOrEqualTo(500);
}
@Test

101
core-java-modules/core-java-concurrency-advanced-3/src/test/java/com/baeldung/workstealing/PrimeNumbersUnitTest.java Normal file
View File

@ -0,0 +1,101 @@
package com.baeldung.workstealing;
import org.junit.Test;
import org.openjdk.jmh.annotations.*;
import org.openjdk.jmh.runner.Runner;
import org.openjdk.jmh.runner.RunnerException;
import org.openjdk.jmh.runner.options.Options;
import org.openjdk.jmh.runner.options.OptionsBuilder;
import java.util.concurrent.Executors;
import java.util.concurrent.ForkJoinPool;
import java.util.concurrent.TimeUnit;
import java.util.concurrent.atomic.AtomicInteger;
import java.util.logging.Logger;
import static org.junit.Assert.fail;
public class PrimeNumbersUnitTest {
private static Logger logger = Logger.getAnonymousLogger();
@Test
public void givenPrimesCalculated_whenUsingPoolsAndOneThread_thenOneThreadSlowest() {
Options opt = new OptionsBuilder()
.include(Benchmarker.class.getSimpleName())
.forks(1)
.build();
try {
new Runner(opt).run();
} catch (RunnerException e) {
fail();
}
}
@Test
public void givenNewWorkStealingPool_whenGettingPrimes_thenStealCountChanges() {
StringBuilder info = new StringBuilder();
for (int granularity : PrimeNumbers.GRANULARITIES) {
int parallelism = ForkJoinPool.getCommonPoolParallelism();
ForkJoinPool pool =
(ForkJoinPool) Executors.newWorkStealingPool(parallelism);
stealCountInfo(info, granularity, pool);
}
logger.info("\nExecutors.newWorkStealingPool ->" + info.toString());
}
@Test
public void givenCommonPool_whenGettingPrimes_thenStealCountChangesSlowly() {
StringBuilder info = new StringBuilder();
for (int granularity : PrimeNumbers.GRANULARITIES) {
ForkJoinPool pool = ForkJoinPool.commonPool();
stealCountInfo(info, granularity, pool);
}
logger.info("\nForkJoinPool.commonPool ->" + info.toString());
}
private void stealCountInfo(StringBuilder info, int granularity, ForkJoinPool forkJoinPool) {
PrimeNumbers primes = new PrimeNumbers(1, 10000, granularity, new AtomicInteger(0));
forkJoinPool.invoke(primes);
forkJoinPool.shutdown();
long steals = forkJoinPool.getStealCount();
String output = "\nGranularity: [" + granularity + "], Steals: [" + steals + "]";
info.append(output);
}
@BenchmarkMode(Mode.AverageTime)
@OutputTimeUnit(TimeUnit.MILLISECONDS)
@State(Scope.Benchmark)
@Fork(value = 2, warmups = 1, jvmArgs = {"-Xms2G", "-Xmx2G"})
public static class Benchmarker {
@Benchmark
public void singleThread() {
PrimeNumbers primes = new PrimeNumbers(10000);
primes.findPrimeNumbers(); // get prime numbers using a single thread
}
@Benchmark
public void commonPoolBenchmark() {
PrimeNumbers primes = new PrimeNumbers(10000);
ForkJoinPool pool = ForkJoinPool.commonPool();
pool.invoke(primes);
pool.shutdown();
}
@Benchmark
public void newWorkStealingPoolBenchmark() {
PrimeNumbers primes = new PrimeNumbers(10000);
int parallelism = ForkJoinPool.getCommonPoolParallelism();
ForkJoinPool stealer = (ForkJoinPool) Executors.newWorkStealingPool(parallelism);
stealer.invoke(primes);
stealer.shutdown();
}
}
}

7
core-java-modules/core-java-date-operations-2/pom.xml
View File

@ -31,11 +31,18 @@
<artifactId>hirondelle-date4j</artifactId>
<version>${hirondelle-date4j.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<properties>
<joda-time.version>2.10</joda-time.version>
<hirondelle-date4j.version>1.5.1</hirondelle-date4j.version>
<assertj.version>3.14.0</assertj.version>
</properties>
</project>

19
core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/DatabaseMigrationTask.java Normal file
View File

@ -0,0 +1,19 @@
package com.baeldung.timer;
import java.util.List;
import java.util.TimerTask;
public class DatabaseMigrationTask extends TimerTask {
private List<String> oldDatabase;
private List<String> newDatabase;
public DatabaseMigrationTask(List<String> oldDatabase, List<String> newDatabase) {
this.oldDatabase = oldDatabase;
this.newDatabase = newDatabase;
}
@Override
public void run() {
newDatabase.addAll(oldDatabase);
}
}

14
core-java-modules/core-java-date-operations-2/src/main/java/com/baeldung/timer/NewsletterTask.java Normal file
View File

@ -0,0 +1,14 @@
package com.baeldung.timer;
import java.time.Instant;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.TimerTask;
public class NewsletterTask extends TimerTask {
@Override
public void run() {
System.out.println("Email sent at: "
+ LocalDateTime.ofInstant(Instant.ofEpochMilli(scheduledExecutionTime()), ZoneId.systemDefault()));
}
}

44
core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/DatabaseMigrationTaskUnitTest.java Normal file
View File

@ -0,0 +1,44 @@
package com.baeldung.timer;
import org.junit.jupiter.api.Test;
import java.time.LocalDateTime;
import java.time.ZoneId;
import java.util.*;
import static org.assertj.core.api.Assertions.assertThat;
class DatabaseMigrationTaskUnitTest {
@Test
void givenDatabaseMigrationTask_whenTimerScheduledForNowPlusTwoSeconds_thenDataMigratedAfterTwoSeconds() throws Exception {
List<String> oldDatabase = Arrays.asList("Harrison Ford", "Carrie Fisher", "Mark Hamill");
List<String> newDatabase = new ArrayList<>();
LocalDateTime twoSecondsLater = LocalDateTime.now().plusSeconds(2);
Date twoSecondsLaterAsDate = Date.from(twoSecondsLater.atZone(ZoneId.systemDefault()).toInstant());
new Timer().schedule(new DatabaseMigrationTask(oldDatabase, newDatabase), twoSecondsLaterAsDate);
while (LocalDateTime.now().isBefore(twoSecondsLater)) {
assertThat(newDatabase).isEmpty();
Thread.sleep(500);
}
assertThat(newDatabase).containsExactlyElementsOf(oldDatabase);
}
@Test
void givenDatabaseMigrationTask_whenTimerScheduledInTwoSeconds_thenDataMigratedAfterTwoSeconds() throws Exception {
List<String> oldDatabase = Arrays.asList("Harrison Ford", "Carrie Fisher", "Mark Hamill");
List<String> newDatabase = new ArrayList<>();
new Timer().schedule(new DatabaseMigrationTask(oldDatabase, newDatabase), 2000);
LocalDateTime twoSecondsLater = LocalDateTime.now().plusSeconds(2);
while (LocalDateTime.now().isBefore(twoSecondsLater)) {
assertThat(newDatabase).isEmpty();
Thread.sleep(500);
}
assertThat(newDatabase).containsExactlyElementsOf(oldDatabase);
}
}

33
core-java-modules/core-java-date-operations-2/src/test/java/com/baeldung/timer/NewsletterTaskUnitTest.java Normal file
View File

@ -0,0 +1,33 @@
package com.baeldung.timer;
import org.junit.jupiter.api.AfterEach;
import org.junit.jupiter.api.Test;
import java.util.Timer;
class NewsletterTaskUnitTest {
private final Timer timer = new Timer();
@AfterEach
void afterEach() {
timer.cancel();
}
@Test
void givenNewsletterTask_whenTimerScheduledEachSecondFixedDelay_thenNewsletterSentEachSecond() throws Exception {
timer.schedule(new NewsletterTask(), 0, 1000);
for (int i = 0; i < 3; i++) {
Thread.sleep(1000);
}
}
@Test
void givenNewsletterTask_whenTimerScheduledEachSecondFixedRate_thenNewsletterSentEachSecond() throws Exception {
timer.scheduleAtFixedRate(new NewsletterTask(), 0, 1000);
for (int i = 0; i < 3; i++) {
Thread.sleep(1000);
}
}
}

72
core-java-modules/core-java-datetime-java8-2/pom.xml Normal file
View File

@ -0,0 +1,72 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-java-datetime-java8</artifactId>
<version>${project.parent.version}</version>
<name>core-java-datetime-java8</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-java</artifactId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../../parent-java</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.apache.commons</groupId>
<artifactId>commons-lang3</artifactId>
<version>${commons-lang3.version}</version>
</dependency>
<dependency>
<groupId>joda-time</groupId>
<artifactId>joda-time</artifactId>
<version>${joda-time.version}</version>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>log4j</groupId>
<artifactId>log4j</artifactId>
<version>${log4j.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<finalName>core-java-datetime-java8</finalName>
<resources>
<resource>
<directory>src/main/resources</directory>
<filtering>true</filtering>
</resource>
</resources>
<plugins>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>${maven.compiler.source}</source>
<target>${maven.compiler.target}</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<maven.compiler.source>1.9</maven.compiler.source>
<maven.compiler.target>1.9</maven.compiler.target>
<joda-time.version>2.10</joda-time.version>
<!-- testing -->
<assertj.version>3.6.1</assertj.version>
</properties>
</project>

31
core-java-modules/core-java-datetime-java8-2/src/main/java/com/baeldung/localdate/LocalDateExample.java Normal file
View File

@ -0,0 +1,31 @@
package com.baeldung.localdate;
import java.time.LocalDate;
import java.time.Month;
import java.time.format.DateTimeFormatter;
public class LocalDateExample {
public LocalDate getCustomDateOne(int year, int month, int dayOfMonth) {
return LocalDate.of(year, month, dayOfMonth);
}
public LocalDate getCustomDateTwo(int year, Month month, int dayOfMonth) {
return LocalDate.of(year, month, dayOfMonth);
}
public LocalDate getDateFromEpochDay(long epochDay) {
return LocalDate.ofEpochDay(epochDay);
}
public LocalDate getDateFromYearAndDayOfYear(int year, int dayOfYear) {
return LocalDate.ofYearDay(year, dayOfYear);
}
public LocalDate getDateFromString(String date) {
return LocalDate.parse(date);
}
public LocalDate getDateFromStringAndFormatter(String date, String pattern) {
return LocalDate.parse(date, DateTimeFormatter.ofPattern(pattern));
}
}

21
core-java-modules/core-java-datetime-java8/src/test/java/com/baeldung/datebasics/CreateDateUnitTest.java → core-java-modules/core-java-datetime-java8-2/src/test/java/com/baeldung/localdate/LocalDateExampleUnitTest.java
View File

@ -1,4 +1,4 @@
package com.baeldung.datebasics;
package com.baeldung.localdate;
import static org.junit.Assert.assertEquals;
@ -6,23 +6,8 @@ import java.time.Month;
import org.junit.Test;
public class CreateDateUnitTest {
private CreateDate date = new CreateDate();
@Test
public void whenUsingNowMethod_thenLocalDate() {
assertEquals("2020-01-08", date.getTodaysDate());
}
@Test
public void whenUsingClock_thenLocalDate() {
assertEquals("2020-01-08", date.getTodaysDateFromClock());
}
@Test
public void givenValues_whenUsingZone_thenLocalDate() {
assertEquals("2020-01-08", date.getTodaysDateFromZone("Asia/Kolkata"));
}
public class LocalDateExampleUnitTest {
private LocalDateExample date = new LocalDateExample();
@Test
public void givenValues_whenUsingOfMethod_thenLocalDate() {

45
core-java-modules/core-java-datetime-java8/src/main/java/com/baeldung/datebasics/CreateDate.java
View File

@ -1,45 +0,0 @@
package com.baeldung.datebasics;
import java.time.Clock;
import java.time.LocalDate;
import java.time.Month;
import java.time.ZoneId;
import java.time.format.DateTimeFormatter;
public class CreateDate {
public LocalDate getTodaysDate() {
return LocalDate.now();
}
public LocalDate getTodaysDateFromClock() {
return LocalDate.now(Clock.systemDefaultZone());
}
public LocalDate getTodaysDateFromZone(String zone) {
return LocalDate.now(ZoneId.of(zone));
}
public LocalDate getCustomDateOne(int year, int month, int dayOfMonth) {
return LocalDate.of(year, month, dayOfMonth);
}
public LocalDate getCustomDateTwo(int year, Month month, int dayOfMonth) {
return LocalDate.of(year, month, dayOfMonth);
}
public LocalDate getDateFromEpochDay(long epochDay) {
return LocalDate.ofEpochDay(epochDay);
}
public LocalDate getDateFromYearAndDayOfYear(int year, int dayOfYear) {
return LocalDate.ofYearDay(year, dayOfYear);
}
public LocalDate getDateFromString(String date) {
return LocalDate.parse(date);
}
public LocalDate getDateFromStringAndFormatter(String date, String pattern) {
return LocalDate.parse(date, DateTimeFormatter.ofPattern(pattern));
}
}

12
core-java-modules/core-java-exceptions-2/pom.xml
View File

@ -14,11 +14,23 @@
<relativePath>../../parent-java</relativePath>
</parent>
<dependencies>
<!-- test scoped -->
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj-core.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<description> </description>
<url>http://maven.apache.org</url>
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<!-- testing -->
<assertj-core.version>3.10.0</assertj-core.version>
</properties>
</project>

28
core-java-modules/core-java-exceptions-2/src/main/java/com/baeldung/exceptions/UnknownHostExceptionHandling.java Normal file
View File

@ -0,0 +1,28 @@
package com.baeldung.exceptions;
import java.io.IOException;
import java.net.HttpURLConnection;
import java.net.URL;
import java.net.UnknownHostException;
public class UnknownHostExceptionHandling {
public static int getResponseCode(String hostname) throws IOException {
URL url = new URL(hostname.trim());
HttpURLConnection con = (HttpURLConnection) url.openConnection();
int resCode = -1;
try {
resCode = con.getResponseCode();
} catch (UnknownHostException e){
con.disconnect();
}
return resCode;
}
public static int getResponseCodeUnhandled(String hostname) throws IOException {
URL url = new URL(hostname.trim());
HttpURLConnection con = (HttpURLConnection) url.openConnection();
int resCode = con.getResponseCode();
return resCode;
}
}

15
core-java-modules/core-java-exceptions-2/src/test/java/com/baeldung/exceptions/UnknownHostExceptionHandlingUnitTest.java Normal file
View File

@ -0,0 +1,15 @@
package com.baeldung.exceptions;
import java.io.IOException;
import java.net.UnknownHostException;
import org.junit.Test;
public class UnknownHostExceptionHandlingUnitTest {
@Test(expected = UnknownHostException.class)
public void givenUnknownHost_whenResolve_thenUnknownHostException() throws IOException {
UnknownHostExceptionHandling.getResponseCodeUnhandled("http://locaihost");
}
}

2
core-java-modules/core-java-io-apis/src/test/java/com/baeldung/file/FileClassUnitTest.java
View File

@ -1,5 +1,6 @@
package com.baeldung.file;
import org.junit.Ignore;
import org.junit.Test;
import java.io.*;
@ -73,6 +74,7 @@ public class FileClassUnitTest {
assertFalse(writable);
}
@Ignore
@Test
public void givenWriteOnlyFile_whenCreateNewFile_thenCantReadFile() {
File parentDir = makeDir("writeDir");

6
core-java-modules/core-java-jar/pom.xml
View File

@ -207,8 +207,8 @@
<artifactId>maven-javadoc-plugin</artifactId>
<version>${maven-javadoc-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
@ -397,6 +397,8 @@
<maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>
<spring-boot-maven-plugin.version>2.0.3.RELEASE</spring-boot-maven-plugin.version>
<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

33
core-java-modules/core-java-jndi/pom.xml
View File

@ -9,44 +9,49 @@
<name>core-java-jndi</name>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-modules</artifactId>
<groupId>com.baeldung.core-java-modules</groupId>
<artifactId>core-java-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../../</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter</artifactId>
<version>${jupiter.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter-api</artifactId>
<version>5.5.1</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-core</artifactId>
<version>5.0.9.RELEASE</version>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-context</artifactId>
<version>5.0.9.RELEASE</version>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-jdbc</artifactId>
<version>5.0.9.RELEASE</version>
<version>${spring.version}</version>
</dependency>
<dependency>
<groupId>org.springframework</groupId>
<artifactId>spring-test</artifactId>
<version>5.0.9.RELEASE</version>
<version>${spring.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>com.h2database</groupId>
<artifactId>h2</artifactId>
<version>1.4.199</version>
<version>${h2.version}</version>
</dependency>
</dependencies>
@ -56,11 +61,19 @@
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<spring.version>5.0.9.RELEASE</spring.version>
<h2.version>1.4.199</h2.version>
<jupiter.version>5.5.1</jupiter.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

14
core-java-modules/core-java-jndi/src/test/java/com/baeldung/jndi/exceptions/JndiExceptionsUnitTest.java
View File

@ -1,5 +1,12 @@
package com.baeldung.jndi.exceptions;
import static org.junit.jupiter.api.Assertions.assertThrows;
import javax.naming.InitialContext;
import javax.naming.NameNotFoundException;
import javax.naming.NoInitialContextException;
import org.junit.jupiter.api.Disabled;
import org.junit.jupiter.api.MethodOrderer;
import org.junit.jupiter.api.Order;
import org.junit.jupiter.api.Test;
@ -7,15 +14,10 @@ import org.junit.jupiter.api.TestMethodOrder;
import org.springframework.jndi.JndiTemplate;
import org.springframework.mock.jndi.SimpleNamingContextBuilder;
import javax.naming.InitialContext;
import javax.naming.NameNotFoundException;
import javax.naming.NoInitialContextException;
import static org.junit.jupiter.api.Assertions.assertThrows;
@TestMethodOrder(MethodOrderer.OrderAnnotation.class)
public class JndiExceptionsUnitTest {
@Disabled
@Test
@Order(1)
void givenNoContext_whenLookupObject_thenThrowNoInitialContext() {

6
core-java-modules/core-java-jpms/decoupling-pattern1/consumermodule/pom.xml
View File

@ -16,7 +16,7 @@
<dependency>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule</artifactId>
<version>1.0</version>
<version>${servicemodule.version}</version>
</dependency>
</dependencies>
@ -29,4 +29,8 @@
</plugins>
</build>
<properties>
<servicemodule.version>1.0</servicemodule.version>
</properties>
</project>

9
core-java-modules/core-java-jpms/decoupling-pattern1/pom.xml
View File

@ -19,10 +19,10 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<version>${compiler.plugin.version}</version>
<configuration>
<source>11</source>
<target>11</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
@ -31,6 +31,9 @@
<properties>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<compiler.plugin.version>3.8.0</compiler.plugin.version>
<source.version>11</source.version>
<target.version>11</target.version>
</properties>
</project>

1
core-java-modules/core-java-jpms/decoupling-pattern1/servicemodule/pom.xml
View File

@ -2,7 +2,6 @@
<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.servicemodule</groupId>
<artifactId>servicemodule</artifactId>
<packaging>jar</packaging>

13
core-java-modules/core-java-jpms/decoupling-pattern2/consumermodule/pom.xml
View File

@ -8,8 +8,8 @@
<version>1.0</version>
<parent>
<groupId>decoupling-pattern2</groupId>
<artifactId>com.baeldung.decoupling-pattern2</artifactId>
<groupId>com.baeldung.decoupling-pattern2</groupId>
<artifactId>decoupling-pattern2</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
@ -17,12 +17,12 @@
<dependency>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule</artifactId>
<version>1.0</version>
<version>${servicemodule.version}</version>
</dependency>
<dependency>
<groupId>com.baeldung.providermodule</groupId>
<artifactId>providermodule</artifactId>
<version>1.0</version>
<version>${providermodule.version}</version>
</dependency>
</dependencies>
@ -35,4 +35,9 @@
</plugins>
</build>
<properties>
<servicemodule.version>1.0</servicemodule.version>
<providermodule.version>1.0</providermodule.version>
</properties>
</project>

12
core-java-modules/core-java-jpms/decoupling-pattern2/pom.xml
View File

@ -20,14 +20,20 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<version>${compiler.plugin.version}</version>
<configuration>
<source>11</source>
<target>11</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<compiler.plugin.version>3.8.0</compiler.plugin.version>
<source.version>11</source.version>
<target.version>11</target.version>
</properties>
</project>

11
core-java-modules/core-java-jpms/decoupling-pattern2/providermodule/pom.xml
View File

@ -8,8 +8,8 @@
<version>1.0</version>
<parent>
<groupId>decoupling-pattern2</groupId>
<artifactId>com.baeldung.decoupling-pattern2</artifactId>
<groupId>com.baeldung.decoupling-pattern2</groupId>
<artifactId>decoupling-pattern2</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>
@ -17,7 +17,7 @@
<dependency>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule</artifactId>
<version>1.0</version>
<version>${servicemodule.version}</version>
</dependency>
</dependencies>
@ -30,4 +30,9 @@
</plugins>
</build>
<properties>
<servicemodule.version>1.0</servicemodule.version>
</properties>
</project>

5
core-java-modules/core-java-jpms/decoupling-pattern2/servicemodule/pom.xml
View File

@ -3,13 +3,12 @@
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.servicemodule</groupId>
<artifactId>servicemodule</artifactId>
<version>1.0</version>
<parent>
<groupId>decoupling-pattern2</groupId>
<artifactId>>com.baeldung.decoupling-pattern2</artifactId>
<groupId>com.baeldung.decoupling-pattern2</groupId>
<artifactId>decoupling-pattern2</artifactId>
<version>1.0-SNAPSHOT</version>
</parent>

21
core-java-modules/core-java-jpms/pom.xml Normal file
View File

@ -0,0 +1,21 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-java-jpms</artifactId>
<version>0.0.1-SNAPSHOT</version>
<name>core-java-jpms</name>
<packaging>pom</packaging>
<parent>
<groupId>com.baeldung.core-java-modules</groupId>
<artifactId>core-java-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<modules>
<module>decoupling-pattern1</module>
<module>decoupling-pattern2</module>
</modules>
</project>

2
core-java-modules/core-java-jvm/src/test/java/com/baeldung/exitvshalt/JvmExitDemoUnitTest.java → core-java-modules/core-java-jvm/src/test/java/com/baeldung/exitvshalt/JvmExitDemoManualTest.java
View File

@ -2,7 +2,7 @@ package com.baeldung.exitvshalt;
import org.junit.Test;
public class JvmExitDemoUnitTest {
public class JvmExitDemoManualTest {
JvmExitAndHaltDemo jvmExitAndHaltDemo = new JvmExitAndHaltDemo();

2
core-java-modules/core-java-jvm/src/test/java/com/baeldung/exitvshalt/JvmHaltDemoUnitTest.java → core-java-modules/core-java-jvm/src/test/java/com/baeldung/exitvshalt/JvmHaltDemoManualTest.java
View File

@ -2,7 +2,7 @@ package com.baeldung.exitvshalt;
import org.junit.Test;
public class JvmHaltDemoUnitTest {
public class JvmHaltDemoManualTest {
JvmExitAndHaltDemo jvmExitAndHaltDemo = new JvmExitAndHaltDemo();

3
core-java-modules/core-java-lang-2/pom.xml
View File

@ -18,7 +18,7 @@
<dependency>
<groupId>commons-beanutils</groupId>
<artifactId>commons-beanutils</artifactId>
<version>1.9.4</version>
<version>${commons.beanutils.version}</version>
</dependency>
<dependency>
<groupId>org.openjdk.jmh</groupId>
@ -57,6 +57,7 @@
<jmh-core.version>1.19</jmh-core.version>
<jmh-generator.version>1.19</jmh-generator.version>
<assertj.version>3.12.2</assertj.version>
<commons.beanutils.version>1.9.4</commons.beanutils.version>
</properties>
</project>

37
core-java-modules/core-java-optional/src/main/java/com/baeldung/optional/Person.java
View File

@ -1,6 +1,8 @@
package com.baeldung.optional;
import java.util.List;
import java.util.Optional;
import java.util.stream.Collectors;
public class Person {
private String name;
@ -21,7 +23,7 @@ public class Person {
}
public Optional<Integer> getAge() {
return Optional.ofNullable(age);
return Optional.of(age);
}
public void setAge(int age) {
@ -36,4 +38,37 @@ public class Person {
return Optional.ofNullable(password);
}
public static List<Person> search(List<Person> people, String name, Optional<Integer> age) {
// Null checks for people and name
return people.stream()
.filter(p -> p.getName().equals(name))
.filter(p -> p.getAge().get() >= age.orElse(0))
.collect(Collectors.toList());
}
public static List<Person> search(List<Person> people, String name, Integer age) {
// Null checks for people and name
final Integer ageFilter = age != null ? age : 0;
return people.stream()
.filter(p -> p.getName().equals(name))
.filter(p -> p.getAge().get() >= ageFilter)
.collect(Collectors.toList());
}
public static List<Person> search(List<Person> people, String name) {
return doSearch(people, name, 0);
}
public static List<Person> search(List<Person> people, String name, int age) {
return doSearch(people, name, age);
}
private static List<Person> doSearch(List<Person> people, String name, int age) {
// Null checks for people and name
return people.stream()
.filter(p -> p.getName().equals(name))
.filter(p -> p.getAge().get().intValue() >= age)
.collect(Collectors.toList());
}
}

6
core-java-modules/core-java-reflection/pom.xml
View File

@ -37,8 +37,8 @@
<artifactId>maven-compiler-plugin</artifactId>
<version>${maven-compiler-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
<compilerArgument>-parameters</compilerArgument>
</configuration>
</plugin>
@ -48,5 +48,7 @@
<properties>
<maven-compiler-plugin.version>3.8.0</maven-compiler-plugin.version>
<assertj-core.version>3.10.0</assertj-core.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

7
core-java-modules/core-java-reflection/src/main/java/com/baeldung/reflection/exception/invocationtarget/InvocationTargetExample.java Normal file
View File

@ -0,0 +1,7 @@
package com.baeldung.reflection.exception.invocationtarget;
public class InvocationTargetExample {
public int divideByZeroExample() {
return 1 / 0;
}
}

23
core-java-modules/core-java-reflection/src/test/java/com/baeldung/reflection/exception/invocationtarget/InvocationTargetUnitTest.java Normal file
View File

@ -0,0 +1,23 @@
package com.baeldung.reflection.exception.invocationtarget;
import static org.junit.jupiter.api.Assertions.assertEquals;
import static org.junit.jupiter.api.Assertions.assertThrows;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import org.junit.jupiter.api.Test;
public class InvocationTargetUnitTest {
@Test
public void whenCallingMethodThrowsException_thenAssertCauseOfInvocationTargetException() throws Exception {
InvocationTargetExample targetExample = new InvocationTargetExample();
Method method = InvocationTargetExample.class.getMethod("divideByZeroExample");
Exception exception = assertThrows(InvocationTargetException.class, () -> method.invoke(targetExample));
assertEquals(ArithmeticException.class, exception.getCause().getClass());
}
}

4
core-java-modules/core-java-string-algorithms-3/pom.xml
View File

@ -25,7 +25,7 @@
<dependency>
<groupId>com.google.guava</groupId>
<artifactId>guava</artifactId>
<version>28.1-jre</version>
<version>${guava.version}</version>
</dependency>
<dependency>
@ -62,7 +62,7 @@
<properties>
<commons-lang3.version>3.8.1</commons-lang3.version>
<assertj.version>3.6.1</assertj.version>
<guava.version>27.0.1-jre</guava.version>
<guava.version>28.1-jre</guava.version>
<junit-jupiter-api.version>5.3.1</junit-jupiter-api.version>
</properties>

63
core-java-modules/core-java-text/src/test/java/com/baeldung/regex/matcher/MatcherUnitTest.java Normal file
View File

@ -0,0 +1,63 @@
package com.baeldung.regex.matcher;
import static org.junit.Assert.assertEquals;
import static org.junit.Assert.assertFalse;
import static org.junit.Assert.assertTrue;
import java.util.regex.Matcher;
import java.util.regex.Pattern;
import org.junit.jupiter.api.Test;
public class MatcherUnitTest {
@Test
public void whenFindFourDigitWorks_thenCorrect() {
Pattern stringPattern = Pattern.compile("\\d\\d\\d\\d");
Matcher m = stringPattern.matcher("goodbye 2019 and welcome 2020");
assertTrue(m.find());
assertEquals(8, m.start());
assertEquals("2019", m.group());
assertEquals(12, m.end());
assertTrue(m.find());
assertEquals(25, m.start());
assertEquals("2020", m.group());
assertEquals(29, m.end());
assertFalse(m.find());
}
@Test
public void givenStartIndex_whenFindFourDigitWorks_thenCorrect() {
Pattern stringPattern = Pattern.compile("\\d\\d\\d\\d");
Matcher m = stringPattern.matcher("goodbye 2019 and welcome 2020");
assertTrue(m.find(20));
assertEquals(25, m.start());
assertEquals("2020", m.group());
assertEquals(29, m.end());
}
@Test
public void whenMatchFourDigitWorks_thenFail() {
Pattern stringPattern = Pattern.compile("\\d\\d\\d\\d");
Matcher m = stringPattern.matcher("goodbye 2019 and welcome 2020");
assertFalse(m.matches());
}
@Test
public void whenMatchFourDigitWorks_thenCorrect() {
Pattern stringPattern = Pattern.compile("\\d\\d\\d\\d");
Matcher m = stringPattern.matcher("2019");
assertTrue(m.matches());
assertEquals(0, m.start());
assertEquals("2019", m.group());
assertEquals(4, m.end());
assertTrue(m.matches());// matches will always return the same return
}
}

6
core-java-modules/core-java/pom.xml
View File

@ -207,8 +207,8 @@
<artifactId>maven-javadoc-plugin</artifactId>
<version>${maven-javadoc-plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
@ -397,6 +397,8 @@
<maven-shade-plugin.version>3.1.1</maven-shade-plugin.version>
<spring-boot-maven-plugin.version>2.0.3.RELEASE</spring-boot-maven-plugin.version>
<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

9
core-java-modules/multimodulemavenproject/mainappmodule/pom.xml
View File

@ -17,17 +17,17 @@
<dependency>
<groupId>com.baeldung.entitymodule</groupId>
<artifactId>entitymodule</artifactId>
<version>1.0</version>
<version>${entitymodule.version}</version>
</dependency>
<dependency>
<groupId>com.baeldung.daomodule</groupId>
<artifactId>daomodule</artifactId>
<version>1.0</version>
<version>${daomodule.version}</version>
</dependency>
<dependency>
<groupId>com.baeldung.userdaomodule</groupId>
<artifactId>userdaomodule</artifactId>
<version>1.0</version>
<version>${userdaomodule.version}</version>
</dependency>
</dependencies>
@ -43,6 +43,9 @@
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
<entitymodule.version>1.0</entitymodule.version>
<daomodule.version>1.0</daomodule.version>
<userdaomodule.version>1.0</userdaomodule.version>
</properties>
</project>

9
core-java-modules/multimodulemavenproject/pom.xml
View File

@ -45,10 +45,10 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<version>${compiler.plugin.version}</version>
<configuration>
<source>1.9</source>
<target>1.9</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
</plugins>
@ -56,6 +56,9 @@
</build>
<properties>
<compiler.plugin.version>3.8.0</compiler.plugin.version>
<source.version>1.9</source.version>
<target.version>1.9</target.version>
<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
<assertj-core.version>3.12.2</assertj-core.version>
</properties>

6
core-java-modules/multimodulemavenproject/userdaomodule/pom.xml
View File

@ -17,12 +17,12 @@
<dependency>
<groupId>com.baeldung.entitymodule</groupId>
<artifactId>entitymodule</artifactId>
<version>1.0</version>
<version>${entitymodule.version}</version>
</dependency>
<dependency>
<groupId>com.baeldung.daomodule</groupId>
<artifactId>daomodule</artifactId>
<version>1.0</version>
<version>${daomodule.version}</version>
</dependency>
</dependencies>
@ -38,6 +38,8 @@
<properties>
<maven.compiler.source>9</maven.compiler.source>
<maven.compiler.target>9</maven.compiler.target>
<entitymodule.version>1.0</entitymodule.version>
<daomodule.version>1.0</daomodule.version>
</properties>
</project>

107
core-java-modules/pom.xml
View File

@ -14,11 +14,110 @@
</parent>
<modules>
<module>pre-jpms</module>
<module>core-java-optional</module>
<module>core-java-lang-operators</module>
<module>core-java-networking-2</module>
<module>core-java</module>
<!-- <module>core-java-10</module> --> <!-- We haven't upgraded to java 10. Fixing in BAEL-10841 -->
<!-- <module>core-java-11</module> --> <!-- We haven't upgraded to java 11. Fixing in BAEL-10841 -->
<!-- <module>core-java-12</module> --> <!-- We haven't upgraded to java 12. Fixing in BAEL-10841 -->
<!-- <module>core-java-13</module> --> <!-- We haven't upgraded to java 12. Fixing in BAEL-10841 -->
<module>core-java-8</module>
<module>core-java-8-2</module>
<!-- <module>core-java-9</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<!-- <module>core-java-9-improvements</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<!-- <module>core-java-9-jigsaw</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<!-- <module>core-java-9-new-features</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<!-- <module>core-java-9-streams</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<module>core-java-annotations</module>
<module>core-java-arrays</module>
<module>core-java-arrays-2</module>
<module>core-java-collections</module>
<module>core-java-collections-2</module>
<module>core-java-collections-3</module>
<module>core-java-collections-array-list</module>
<module>core-java-collections-list</module>
<module>core-java-collections-list-2</module>
<module>core-java-collections-list-3</module>
<module>core-java-collections-set</module>
<module>core-java-concurrency-2</module>
<module>core-java-concurrency-advanced</module>
<module>core-java-concurrency-advanced-2</module>
<module>core-java-concurrency-advanced-3</module>
<module>core-java-concurrency-basic</module>
<module>core-java-concurrency-basic-2</module>
<module>core-java-concurrency-collections</module>
<!-- <module>core-java-date-operations-1</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<module>core-java-date-operations-2</module>
<!-- We haven't upgraded to java 9.-->
<!--
<module>core-java-datetime-computations</module>
<module>core-java-datetime-conversion</module>
<module>core-java-datetime-java8</module>
<module>core-java-datetime-string</module>
-->
<module>core-java-exceptions</module>
<module>core-java-exceptions-2</module>
<module>core-java-function</module>
<module>core-java-io</module>
<module>core-java-io-2</module>
<module>core-java-io-apis</module>
<module>core-java-io-conversions</module>
<module>core-java-jar</module>
<module>core-java-jndi</module>
<!-- <module>core-java-jpms</module> --> <!-- We haven't upgraded to java 10. Fixing in BAEL-10841 -->
<module>core-java-jvm</module>
<module>core-java-lambdas</module>
<module>core-java-lang</module>
<module>core-java-lang-2</module>
<module>core-java-lang-math</module>
<module>core-java-lang-oop</module>
<module>core-java-lang-oop-2</module>
<module>core-java-lang-oop-3</module>
<module>core-java-lang-oop-4</module>
<module>core-java-lang-operators</module>
<module>core-java-lang-syntax</module>
<module>core-java-lang-syntax-2</module>
<module>core-java-networking</module>
<module>core-java-networking-2</module>
<module>core-java-nio</module>
<module>core-java-nio-2</module>
<module>core-java-optional</module>
<!--<module>core-java-os</module> --> <!-- We haven't upgraded to java 9.-->
<module>core-java-perf</module>
<module>core-java-reflection</module>
<module>core-java-security</module>
<module>core-java-streams</module>
<module>core-java-streams-2</module>
<module>core-java-streams-3</module>
<module>core-java-string-algorithms</module>
<module>core-java-string-algorithms-2</module>
<module>core-java-string-algorithms-3</module>
<module>core-java-string-apis</module>
<module>core-java-string-conversions</module>
<module>core-java-string-conversions-2</module>
<module>core-java-string-operations</module>
<module>core-java-string-operations-2</module>
<module>core-java-strings</module>
<module>core-java-sun</module>
<module>core-java-text</module>
<!-- <module>core-java-time-measurements</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<!-- <module>multimodulemavenproject</module> --> <!-- We haven't upgraded to java 9. Fixing in BAEL-10841 -->
<module>pre-jpms</module>
</modules>
</project>

15
core-java-modules/pre-jpms/pom.xml
View File

@ -29,16 +29,16 @@
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-compiler-plugin</artifactId>
<version>3.8.0</version>
<version>${compiler.plugin.version}</version>
<configuration>
<source>1.8</source>
<target>1.8</target>
<source>${source.version}</source>
<target>${target.version}</target>
</configuration>
</plugin>
<plugin>
<groupId>org.apache.maven.plugins</groupId>
<artifactId>maven-dependency-plugin</artifactId>
<version>3.1.1</version>
<version>${dependency.plugin.version}</version>
<executions>
<execution>
<id>copy-dependencies</id>
@ -70,4 +70,11 @@
</plugins>
</build>
<properties>
<dependency.plugin.version>3.1.1</dependency.plugin.version>
<compiler.plugin.version>3.8.0</compiler.plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
</project>

14
core-kotlin-2/.gitignore vendored
View File

@ -1,14 +0,0 @@
/bin/
#ignore gradle
.gradle/
#ignore build and generated files
build/
node/
out/
#ignore installed node modules and package lock file
node_modules/
package-lock.json

14
core-kotlin-2/README.md
View File

@ -1,14 +0,0 @@
## Core Kotlin
This module contains articles about core Kotlin.
### Relevant articles:
- [Kotlin Scope Functions](https://www.baeldung.com/kotlin-scope-functions)
- [Kotlin Annotations](https://www.baeldung.com/kotlin-annotations)
- [Split a List into Parts in Kotlin](https://www.baeldung.com/kotlin-split-list-into-parts)
- [String Comparison in Kotlin](https://www.baeldung.com/kotlin-string-comparison)
- [Guide to JVM Platform Annotations in Kotlin](https://www.baeldung.com/kotlin-jvm-annotations)
- [Finding an Element in a List Using Kotlin](https://www.baeldung.com/kotlin-finding-element-in-list)
- [Kotlin Ternary Conditional Operator](https://www.baeldung.com/kotlin-ternary-conditional-operator)
- More articles: [[<-- prev]](/core-kotlin)

58
core-kotlin-2/build.gradle
View File

@ -1,58 +0,0 @@
group 'com.baeldung.ktor'
version '1.0-SNAPSHOT'
buildscript {
ext.kotlin_version = '1.3.30'
repositories {
mavenCentral()
}
dependencies {
classpath "org.jetbrains.kotlin:kotlin-gradle-plugin:$kotlin_version"
}
}
apply plugin: 'java'
apply plugin: 'kotlin'
apply plugin: 'application'
mainClassName = 'APIServer.kt'
sourceCompatibility = 1.8
compileKotlin { kotlinOptions.jvmTarget = "1.8" }
compileTestKotlin { kotlinOptions.jvmTarget = "1.8" }
repositories {
mavenCentral()
jcenter()
maven { url "https://dl.bintray.com/kotlin/ktor" }
}
sourceSets {
main{
kotlin{
srcDirs 'com/baeldung/ktor'
}
}
}
test {
useJUnitPlatform()
testLogging {
events "passed", "skipped", "failed"
}
}
dependencies {
implementation "ch.qos.logback:logback-classic:1.2.1"
implementation "org.jetbrains.kotlin:kotlin-stdlib:${kotlin_version}"
testImplementation 'org.junit.jupiter:junit-jupiter:5.4.2'
testImplementation 'junit:junit:4.12'
testImplementation 'org.assertj:assertj-core:3.12.2'
testImplementation 'org.mockito:mockito-core:2.27.0'
testImplementation "org.jetbrains.kotlin:kotlin-test:${kotlin_version}"
testImplementation "org.jetbrains.kotlin:kotlin-test-junit5:${kotlin_version}"
}

BIN
core-kotlin-2/gradle/wrapper/gradle-wrapper.jar vendored
View File

Binary file not shown.

5
core-kotlin-2/gradle/wrapper/gradle-wrapper.properties vendored
View File

@ -1,5 +0,0 @@
distributionBase=GRADLE_USER_HOME
distributionPath=wrapper/dists
distributionUrl=https\://services.gradle.org/distributions/gradle-5.4-bin.zip
zipStoreBase=GRADLE_USER_HOME
zipStorePath=wrapper/dists

188
core-kotlin-2/gradlew vendored
View File

@ -1,188 +0,0 @@
#!/usr/bin/env sh
#
# Copyright 2015 the original author or authors.
#
# Licensed under the Apache License, Version 2.0 (the "License");
# you may not use this file except in compliance with the License.
# You may obtain a copy of the License at
#
# http://www.apache.org/licenses/LICENSE-2.0
#
# Unless required by applicable law or agreed to in writing, software
# distributed under the License is distributed on an "AS IS" BASIS,
# WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
# See the License for the specific language governing permissions and
# limitations under the License.
#
##############################################################################
##
## Gradle start up script for UN*X
##
##############################################################################
# Attempt to set APP_HOME
# Resolve links: $0 may be a link
PRG="$0"
# Need this for relative symlinks.
while [ -h "$PRG" ] ; do
ls=`ls -ld "$PRG"`
link=`expr "$ls" : '.*-> \(.*\)$'`
if expr "$link" : '/.*' > /dev/null; then
PRG="$link"
else
PRG=`dirname "$PRG"`"/$link"
fi
done
SAVED="`pwd`"
cd "`dirname \"$PRG\"`/" >/dev/null
APP_HOME="`pwd -P`"
cd "$SAVED" >/dev/null
APP_NAME="Gradle"
APP_BASE_NAME=`basename "$0"`
# Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
DEFAULT_JVM_OPTS='"-Xmx64m" "-Xms64m"'
# Use the maximum available, or set MAX_FD != -1 to use that value.
MAX_FD="maximum"
warn () {
echo "$*"
}
die () {
echo
echo "$*"
echo
exit 1
}
# OS specific support (must be 'true' or 'false').
cygwin=false
msys=false
darwin=false
nonstop=false
case "`uname`" in
CYGWIN* )
cygwin=true
;;
Darwin* )
darwin=true
;;
MINGW* )
msys=true
;;
NONSTOP* )
nonstop=true
;;
esac
CLASSPATH=$APP_HOME/gradle/wrapper/gradle-wrapper.jar
# Determine the Java command to use to start the JVM.
if [ -n "$JAVA_HOME" ] ; then
if [ -x "$JAVA_HOME/jre/sh/java" ] ; then
# IBM's JDK on AIX uses strange locations for the executables
JAVACMD="$JAVA_HOME/jre/sh/java"
else
JAVACMD="$JAVA_HOME/bin/java"
fi
if [ ! -x "$JAVACMD" ] ; then
die "ERROR: JAVA_HOME is set to an invalid directory: $JAVA_HOME
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
else
JAVACMD="java"
which java >/dev/null 2>&1 || die "ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
Please set the JAVA_HOME variable in your environment to match the
location of your Java installation."
fi
# Increase the maximum file descriptors if we can.
if [ "$cygwin" = "false" -a "$darwin" = "false" -a "$nonstop" = "false" ] ; then
MAX_FD_LIMIT=`ulimit -H -n`
if [ $? -eq 0 ] ; then
if [ "$MAX_FD" = "maximum" -o "$MAX_FD" = "max" ] ; then
MAX_FD="$MAX_FD_LIMIT"
fi
ulimit -n $MAX_FD
if [ $? -ne 0 ] ; then
warn "Could not set maximum file descriptor limit: $MAX_FD"
fi
else
warn "Could not query maximum file descriptor limit: $MAX_FD_LIMIT"
fi
fi
# For Darwin, add options to specify how the application appears in the dock
if $darwin; then
GRADLE_OPTS="$GRADLE_OPTS \"-Xdock:name=$APP_NAME\" \"-Xdock:icon=$APP_HOME/media/gradle.icns\""
fi
# For Cygwin, switch paths to Windows format before running java
if $cygwin ; then
APP_HOME=`cygpath --path --mixed "$APP_HOME"`
CLASSPATH=`cygpath --path --mixed "$CLASSPATH"`
JAVACMD=`cygpath --unix "$JAVACMD"`
# We build the pattern for arguments to be converted via cygpath
ROOTDIRSRAW=`find -L / -maxdepth 1 -mindepth 1 -type d 2>/dev/null`
SEP=""
for dir in $ROOTDIRSRAW ; do
ROOTDIRS="$ROOTDIRS$SEP$dir"
SEP="|"
done
OURCYGPATTERN="(^($ROOTDIRS))"
# Add a user-defined pattern to the cygpath arguments
if [ "$GRADLE_CYGPATTERN" != "" ] ; then
OURCYGPATTERN="$OURCYGPATTERN|($GRADLE_CYGPATTERN)"
fi
# Now convert the arguments - kludge to limit ourselves to /bin/sh
i=0
for arg in "$@" ; do
CHECK=`echo "$arg"|egrep -c "$OURCYGPATTERN" -`
CHECK2=`echo "$arg"|egrep -c "^-"` ### Determine if an option
if [ $CHECK -ne 0 ] && [ $CHECK2 -eq 0 ] ; then ### Added a condition
eval `echo args$i`=`cygpath --path --ignore --mixed "$arg"`
else
eval `echo args$i`="\"$arg\""
fi
i=$((i+1))
done
case $i in
(0) set -- ;;
(1) set -- "$args0" ;;
(2) set -- "$args0" "$args1" ;;
(3) set -- "$args0" "$args1" "$args2" ;;
(4) set -- "$args0" "$args1" "$args2" "$args3" ;;
(5) set -- "$args0" "$args1" "$args2" "$args3" "$args4" ;;
(6) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" ;;
(7) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" ;;
(8) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" ;;
(9) set -- "$args0" "$args1" "$args2" "$args3" "$args4" "$args5" "$args6" "$args7" "$args8" ;;
esac
fi
# Escape application args
save () {
for i do printf %s\\n "$i" | sed "s/'/'\\\\''/g;1s/^/'/;\$s/\$/' \\\\/" ; done
echo " "
}
APP_ARGS=$(save "$@")
# Collect all arguments for the java command, following the shell quoting and substitution rules
eval set -- $DEFAULT_JVM_OPTS $JAVA_OPTS $GRADLE_OPTS "\"-Dorg.gradle.appname=$APP_BASE_NAME\"" -classpath "\"$CLASSPATH\"" org.gradle.wrapper.GradleWrapperMain "$APP_ARGS"
# by default we should be in the correct project dir, but when run from Finder on Mac, the cwd is wrong
if [ "$(uname)" = "Darwin" ] && [ "$HOME" = "$PWD" ]; then
cd "$(dirname "$0")"
fi
exec "$JAVACMD" "$@"

100
core-kotlin-2/gradlew.bat vendored
View File

@ -1,100 +0,0 @@
@rem
@rem Copyright 2015 the original author or authors.
@rem
@rem Licensed under the Apache License, Version 2.0 (the "License");
@rem you may not use this file except in compliance with the License.
@rem You may obtain a copy of the License at
@rem
@rem http://www.apache.org/licenses/LICENSE-2.0
@rem
@rem Unless required by applicable law or agreed to in writing, software
@rem distributed under the License is distributed on an "AS IS" BASIS,
@rem WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
@rem See the License for the specific language governing permissions and
@rem limitations under the License.
@rem
@if "%DEBUG%" == "" @echo off
@rem ##########################################################################
@rem
@rem Gradle startup script for Windows
@rem
@rem ##########################################################################
@rem Set local scope for the variables with windows NT shell
if "%OS%"=="Windows_NT" setlocal
set DIRNAME=%~dp0
if "%DIRNAME%" == "" set DIRNAME=.
set APP_BASE_NAME=%~n0
set APP_HOME=%DIRNAME%
@rem Add default JVM options here. You can also use JAVA_OPTS and GRADLE_OPTS to pass JVM options to this script.
set DEFAULT_JVM_OPTS="-Xmx64m" "-Xms64m"
@rem Find java.exe
if defined JAVA_HOME goto findJavaFromJavaHome
set JAVA_EXE=java.exe
%JAVA_EXE% -version >NUL 2>&1
if "%ERRORLEVEL%" == "0" goto init
echo.
echo ERROR: JAVA_HOME is not set and no 'java' command could be found in your PATH.
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:findJavaFromJavaHome
set JAVA_HOME=%JAVA_HOME:"=%
set JAVA_EXE=%JAVA_HOME%/bin/java.exe
if exist "%JAVA_EXE%" goto init
echo.
echo ERROR: JAVA_HOME is set to an invalid directory: %JAVA_HOME%
echo.
echo Please set the JAVA_HOME variable in your environment to match the
echo location of your Java installation.
goto fail
:init
@rem Get command-line arguments, handling Windows variants
if not "%OS%" == "Windows_NT" goto win9xME_args
:win9xME_args
@rem Slurp the command line arguments.
set CMD_LINE_ARGS=
set _SKIP=2
:win9xME_args_slurp
if "x%~1" == "x" goto execute
set CMD_LINE_ARGS=%*
:execute
@rem Setup the command line
set CLASSPATH=%APP_HOME%\gradle\wrapper\gradle-wrapper.jar
@rem Execute Gradle
"%JAVA_EXE%" %DEFAULT_JVM_OPTS% %JAVA_OPTS% %GRADLE_OPTS% "-Dorg.gradle.appname=%APP_BASE_NAME%" -classpath "%CLASSPATH%" org.gradle.wrapper.GradleWrapperMain %CMD_LINE_ARGS%
:end
@rem End local scope for the variables with windows NT shell
if "%ERRORLEVEL%"=="0" goto mainEnd
:fail
rem Set variable GRADLE_EXIT_CONSOLE if you need the _script_ return code instead of
rem the _cmd.exe /c_ return code!
if not "" == "%GRADLE_EXIT_CONSOLE%" exit 1
exit /b 1
:mainEnd
if "%OS%"=="Windows_NT" endlocal
:omega

97
core-kotlin-2/pom.xml
View File

@ -1,97 +0,0 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-kotlin-2</artifactId>
<name>core-kotlin-2</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung</groupId>
<artifactId>parent-kotlin</artifactId>
<version>1.0.0-SNAPSHOT</version>
<relativePath>../parent-kotlin</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.jetbrains.kotlin</groupId>
<artifactId>kotlin-stdlib-jdk8</artifactId>
<version>${kotlin.version}</version>
</dependency>
<dependency>
<groupId>org.junit.jupiter</groupId>
<artifactId>junit-jupiter</artifactId>
<version>${junit.jupiter.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.mockito</groupId>
<artifactId>mockito-core</artifactId>
<version>${mockito.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>net.bytebuddy</groupId>
<artifactId>byte-buddy</artifactId>
<version>${byte-buddy.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.jetbrains.kotlin</groupId>
<artifactId>kotlin-test</artifactId>
<version>${kotlin.version}</version>
<scope>test</scope>
</dependency>
<dependency>
<groupId>org.jetbrains.kotlin</groupId>
<artifactId>kotlin-test-junit5</artifactId>
<version>${kotlin.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.jetbrains.kotlin</groupId>
<artifactId>kotlin-maven-plugin</artifactId>
<version>${kotlin.version}</version>
<executions>
<execution>
<id>compile</id>
<phase>compile</phase>
<goals>
<goal>compile</goal>
</goals>
</execution>
<execution>
<id>test-compile</id>
<phase>test-compile</phase>
<goals>
<goal>test-compile</goal>
</goals>
</execution>
</executions>
<configuration>
<jvmTarget>1.8</jvmTarget>
</configuration>
</plugin>
</plugins>
</build>
<properties>
<kotlin.version>1.3.30</kotlin.version>
<junit.jupiter.version>5.4.2</junit.jupiter.version>
<mockito.version>2.27.0</mockito.version>
<byte-buddy.version>1.9.12</byte-buddy.version>
<assertj.version>3.10.0</assertj.version>
</properties>
</project>

11
core-kotlin-2/resources/logback.xml
View File

@ -1,11 +0,0 @@
<configuration>
<appender name="STDOUT" class="ch.qos.logback.core.ConsoleAppender">
<encoder>
<pattern>%d{YYYY-MM-dd HH:mm:ss.SSS} [%thread] %-5level %logger{36} - %msg%n</pattern>
</encoder>
</appender>
<root level="INFO">
<appender-ref ref="STDOUT"/>
</root>
</configuration>

2
core-kotlin-2/settings.gradle
View File

@ -1,2 +0,0 @@
rootProject.name = 'KtorWithKotlin'

5
core-kotlin-2/src/test/resources/Kotlin.in
View File

@ -1,5 +0,0 @@
Hello to Kotlin. Its:
1. Concise
2. Safe
3. Interoperable
4. Tool-friendly

2
core-kotlin-2/src/test/resources/Kotlin.out
View File

@ -1,2 +0,0 @@
Kotlin
Concise, Safe, Interoperable, Tool-friendly

8
core-kotlin-modules/core-kotlin-2/README.md Normal file
View File

@ -0,0 +1,8 @@
## Core Kotlin 2
This module contains articles about Kotlin core features.
### Relevant articles:
- [Working with Dates in Kotlin](https://www.baeldung.com/kotlin-dates)
- [Kotlin Ternary Conditional Operator](https://www.baeldung.com/kotlin-ternary-conditional-operator)
- [[<-- Prev]](/core-kotlin-modules/core-kotlin)

25
core-kotlin-modules/core-kotlin-2/pom.xml Normal file
View File

@ -0,0 +1,25 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>core-kotlin-2</artifactId>
<name>core-kotlin-2</name>
<packaging>jar</packaging>
<parent>
<groupId>com.baeldung.core-kotlin-modules</groupId>
<artifactId>core-kotlin-modules</artifactId>
<version>1.0.0-SNAPSHOT</version>
</parent>
<dependencies>
<dependency>
<groupId>org.assertj</groupId>
<artifactId>assertj-core</artifactId>
<version>${assertj.version}</version>
<scope>test</scope>
</dependency>
</dependencies>
</project>

2
core-kotlin/src/main/kotlin/com/baeldung/datetime/UseDuration.kt → core-kotlin-modules/core-kotlin-2/src/main/kotlin/com/baeldung/dates/datetime/UseDuration.kt
View File

@ -1,4 +1,4 @@
package com.baeldung.datetime
package com.baeldung.dates.datetime
import java.time.Duration
import java.time.LocalTime

2
core-kotlin/src/main/kotlin/com/baeldung/datetime/UseLocalDate.kt → core-kotlin-modules/core-kotlin-2/src/main/kotlin/com/baeldung/dates/datetime/UseLocalDate.kt
View File

@ -1,4 +1,4 @@
package com.baeldung.datetime
package com.baeldung.dates.datetime
import java.time.DayOfWeek
import java.time.LocalDate

2
core-kotlin/src/main/kotlin/com/baeldung/datetime/UseLocalDateTime.kt → core-kotlin-modules/core-kotlin-2/src/main/kotlin/com/baeldung/dates/datetime/UseLocalDateTime.kt
View File

@ -1,4 +1,4 @@
package com.baeldung.datetime
package com.baeldung.dates.datetime
import java.time.LocalDateTime

3
core-kotlin/src/main/kotlin/com/baeldung/datetime/UseLocalTime.kt → core-kotlin-modules/core-kotlin-2/src/main/kotlin/com/baeldung/dates/datetime/UseLocalTime.kt
View File

@ -1,6 +1,5 @@
package com.baeldung.datetime
package com.baeldung.dates.datetime
import java.time.LocalDateTime
import java.time.LocalTime
import java.time.temporal.ChronoUnit

2
core-kotlin/src/main/kotlin/com/baeldung/datetime/UsePeriod.kt → core-kotlin-modules/core-kotlin-2/src/main/kotlin/com/baeldung/dates/datetime/UsePeriod.kt
View File

@ -1,4 +1,4 @@
package com.baeldung.datetime
package com.baeldung.dates.datetime
import java.time.LocalDate
import java.time.Period

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