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Merge pull request #90 from eugenp/master

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update
This commit is contained in:
Maiklins
2021-04-12 22:22:56 +02:00
committed by GitHub
parent 1ac73a5450 f203051ccd
commit 440152b0ba
156 changed files with 1996 additions and 455 deletions
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algorithms-genetic/pom.xml
-12
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@@ -44,18 +44,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<io.jenetics.version>3.7.0</io.jenetics.version>
algorithms-miscellaneous-1/pom.xml
-12
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@@ -49,18 +49,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<reporting>
<plugins>
<plugin>
algorithms-miscellaneous-2/pom.xml
-12
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@@ -54,18 +54,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<reporting>
<plugins>
<plugin>
algorithms-miscellaneous-3/pom.xml
-12
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@@ -74,18 +74,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<commons-collections4.version>4.3</commons-collections4.version>
algorithms-miscellaneous-4/pom.xml
-12
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@@ -34,18 +34,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
<guava.version>27.0.1-jre</guava.version>
algorithms-miscellaneous-5/pom.xml
-12
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@@ -49,18 +49,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<tradukisto.version>1.0.1</tradukisto.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
algorithms-sorting-2/pom.xml
-12
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@@ -44,18 +44,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
</build>
<properties>
<commons-math3.version>3.6.1</commons-math3.version>
<org.assertj.core.version>3.9.0</org.assertj.core.version>
algorithms-sorting/pom.xml
-12
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@@ -45,18 +45,6 @@
</dependency>
</dependencies>
<build>
<pluginManagement>
<plugins>
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${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>
apache-cxf/pom.xml
-1
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@@ -30,7 +30,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
</plugin>
</plugins>
</pluginManagement>
aws-lambda/lambda/pom.xml
+2 -2
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@@ -4,9 +4,9 @@
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<artifactId>aws-lambda-examples</artifactId>
<artifactId>lambda</artifactId>
<version>0.1.0-SNAPSHOT</version>
<name>aws-lambda-examples</name>
<name>lambda</name>
<packaging>jar</packaging>
<parent>
aws-lambda/shipping-tracker/ShippingFunction/pom.xml
+1 -1
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@@ -5,7 +5,7 @@
<artifactId>ShippingFunction</artifactId>
<version>1.0</version>
<packaging>jar</packaging>
<name>Shipping Tracker Lambda Function</name>
<name>ShippingFunction</name>
<properties>
<maven.compiler.source>1.8</maven.compiler.source>
<maven.compiler.target>1.8</maven.compiler.target>
core-java-modules/core-java-console/pom.xml
-3
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@@ -45,7 +45,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<configuration>
<executable>java</executable>
<mainClass>com.baeldung.outofmemoryerror.OutOfMemoryGCLimitExceed</mainClass>
@@ -105,7 +104,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<executions>
<execution>
<id>run-benchmarks</id>
@@ -134,7 +132,6 @@
<properties>
<maven-javadoc-plugin.version>3.0.0-M1</maven-javadoc-plugin.version>
<exec-maven-plugin.version>1.6.0</exec-maven-plugin.version>
<source.version>1.8</source.version>
<target.version>1.8</target.version>
</properties>
core-java-modules/core-java-io/pom.xml
-2
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@@ -60,7 +60,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<configuration>
<executable>java</executable>
<mainClass>com.baeldung.outofmemoryerror.OutOfMemoryGCLimitExceed</mainClass>
@@ -108,7 +107,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<executions>
<execution>
<id>run-benchmarks</id>
core-java-modules/core-java-jar/pom.xml
-3
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@@ -189,7 +189,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<configuration>
<executable>java</executable>
<mainClass>com.baeldung.outofmemoryerror.OutOfMemoryGCLimitExceed</mainClass>
@@ -249,7 +248,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<executions>
<execution>
<id>run-benchmarks</id>
@@ -397,7 +395,6 @@
<onejar-maven-plugin.version>1.4.4</onejar-maven-plugin.version>
<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>
core-java-modules/core-java-jpms/decoupling-pattern1/consumermodule/pom.xml
+1 -1
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@@ -17,7 +17,7 @@
<dependencies>
<dependency>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule1</artifactId>
<artifactId>servicemodule</artifactId>
<version>${servicemodule.version}</version>
</dependency>
</dependencies>
core-java-modules/core-java-jpms/decoupling-pattern1/servicemodule/pom.xml
+1 -1
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@@ -5,7 +5,7 @@
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule1</artifactId>
<artifactId>servicemodule</artifactId>
<packaging>jar</packaging>
<parent>
core-java-modules/core-java-jpms/decoupling-pattern2/providermodule/pom.xml
+1 -1
View File
@@ -17,7 +17,7 @@
<dependencies>
<dependency>
<groupId>com.baeldung.servicemodule</groupId>
<artifactId>servicemodule2</artifactId>
<artifactId>servicemodule</artifactId>
<version>${servicemodule.version}</version>
</dependency>
</dependencies>
core-java-modules/core-java-jpms/decoupling-pattern2/servicemodule/pom.xml
+1 -1
View File
@@ -5,7 +5,7 @@
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>servicemodule2</artifactId>
<artifactId>servicemodule</artifactId>
<version>1.0</version>
<parent>
core-java-modules/core-java-lang-math-2/pom.xml
-12
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@@ -62,18 +62,6 @@
</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>
core-java-modules/core-java-lang-oop-types/README.md
+1
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@@ -13,3 +13,4 @@ This module contains articles about types in Java
- [A Guide to Java Enums](https://www.baeldung.com/a-guide-to-java-enums)
- [Determine if an Object is of Primitive Type](https://www.baeldung.com/java-object-primitive-type)
- [Extending Enums in Java](https://www.baeldung.com/java-extending-enums)
- [Java Class File Naming Conventions](https://www.baeldung.com/java-class-file-naming)
core-java-modules/core-java-networking-2/README.md
-1
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@@ -14,5 +14,4 @@ This module contains articles about networking in Java
- [Handling java.net.ConnectException](https://www.baeldung.com/java-net-connectexception)
- [Getting MAC addresses in Java](https://www.baeldung.com/java-mac-address)
- [Sending Emails with Attachments in Java](https://www.baeldung.com/java-send-emails-attachments)
- [Finding a Free Port in Java](https://www.baeldung.com/java-free-port)
- [[<-- Prev]](/core-java-modules/core-java-networking)
core-java-modules/core-java-networking-3/README.md
+1 -1
View File
@@ -4,5 +4,5 @@ This module contains articles about networking in Java
### Relevant Articles
- TODO: add link once live
- [Finding a Free Port in Java](https://www.baeldung.com/java-free-port)
- [[<-- Prev]](/core-java-modules/core-java-networking-2)
core-java-modules/core-java-nio-2/src/main/java/com/baeldung/datagramchannel/DatagramChannelBuilder.java
+18
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@@ -0,0 +1,18 @@
package com.baeldung.datagramchannel;
import java.io.IOException;
import java.net.SocketAddress;
import java.nio.channels.DatagramChannel;
public class DatagramChannelBuilder {
public static DatagramChannel openChannel() throws IOException {
DatagramChannel datagramChannel = DatagramChannel.open();
return datagramChannel;
}
public static DatagramChannel bindChannel(SocketAddress local) throws IOException {
return openChannel().bind(local);
}
}
core-java-modules/core-java-nio-2/src/main/java/com/baeldung/datagramchannel/DatagramClient.java
+31
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@@ -0,0 +1,31 @@
package com.baeldung.datagramchannel;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.DatagramChannel;
public class DatagramClient {
public static DatagramChannel startClient() throws IOException {
DatagramChannel client = DatagramChannelBuilder.bindChannel(null);
client.configureBlocking(false);
return client;
}
public static void sendMessage(DatagramChannel client, String msg, SocketAddress serverAddress) throws IOException {
ByteBuffer buffer = ByteBuffer.wrap(msg.getBytes());
client.send(buffer, serverAddress);
}
public static void main(String[] args) throws IOException {
DatagramChannel client = startClient();
String msg = "Hello, this is a Baeldung's DatagramChannel based UDP client!";
InetSocketAddress serverAddress = new InetSocketAddress("localhost", 7001);
sendMessage(client, msg, serverAddress);
}
}
core-java-modules/core-java-nio-2/src/main/java/com/baeldung/datagramchannel/DatagramServer.java
+46
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@@ -0,0 +1,46 @@
package com.baeldung.datagramchannel;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.net.SocketAddress;
import java.nio.ByteBuffer;
import java.nio.channels.DatagramChannel;
public class DatagramServer {
public static DatagramChannel startServer() throws IOException {
InetSocketAddress address = new InetSocketAddress("localhost", 7001);
DatagramChannel server = DatagramChannelBuilder.bindChannel(address);
System.out.println("Server started at #" + address);
return server;
}
public static String receiveMessage(DatagramChannel server) throws IOException {
ByteBuffer buffer = ByteBuffer.allocate(1024);
SocketAddress remoteAdd = server.receive(buffer);
String message = extractMessage(buffer);
System.out.println("Client at #" + remoteAdd + " sent: " + message);
return message;
}
private static String extractMessage(ByteBuffer buffer) {
buffer.flip();
byte[] bytes = new byte[buffer.remaining()];
buffer.get(bytes);
String msg = new String(bytes);
return msg;
}
public static void main(String[] args) throws IOException {
DatagramChannel server = startServer();
receiveMessage(server);
}
}
core-java-modules/core-java-nio-2/src/test/java/com/baeldung/datagramchannel/DatagramChannelUnitTest.java
+29
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@@ -0,0 +1,29 @@
package com.baeldung.datagramchannel;
import static org.junit.jupiter.api.Assertions.assertEquals;
import java.io.IOException;
import java.net.InetSocketAddress;
import java.nio.channels.DatagramChannel;
import org.junit.jupiter.api.Test;
public class DatagramChannelUnitTest {
@Test
public void whenClientSendsAndServerReceivesUDPPacket_thenCorrect() throws IOException {
DatagramChannel server = DatagramServer.startServer();
DatagramChannel client = DatagramClient.startClient();
String msg1 = "Hello, this is a Baeldung's DatagramChannel based UDP client!";
String msg2 = "Hi again!, Are you there!";
InetSocketAddress serverAddress = new InetSocketAddress("localhost", 7001);
DatagramClient.sendMessage(client, msg1, serverAddress);
DatagramClient.sendMessage(client, msg2, serverAddress);
assertEquals("Hello, this is a Baeldung's DatagramChannel based UDP client!", DatagramServer.receiveMessage(server));
assertEquals("Hi again!, Are you there!", DatagramServer.receiveMessage(server));
}
}
core-java-modules/core-java-security-2/src/test/java/com/baeldung/rsa/RsaUnitTest.java
+92
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@@ -0,0 +1,92 @@
package com.baeldung.cipher;
import org.junit.jupiter.api.Assertions;
import org.junit.jupiter.api.Test;
import javax.crypto.Cipher;
import java.io.BufferedReader;
import java.io.BufferedWriter;
import java.io.FileOutputStream;
import java.io.FileReader;
import java.nio.charset.StandardCharsets;
import java.nio.file.Files;
import java.nio.file.Path;
import java.security.KeyPair;
import java.security.KeyPairGenerator;
import java.security.PrivateKey;
import java.security.PublicKey;
public class RsaUnitTest {
@Test
public void givenRsaKeyPair_whenEncryptAndDecryptString_thenCompareResults() throws Exception {
KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA");
generator.initialize(2048);
KeyPair pair = generator.generateKeyPair();
PrivateKey privateKey = pair.getPrivate();
PublicKey publicKey = pair.getPublic();
String secretMessage = "Baeldung secret message";
Cipher encryptCipher = Cipher.getInstance("RSA");
encryptCipher.init(Cipher.ENCRYPT_MODE, publicKey);
byte[] secretMessageBytes = secretMessage.getBytes(StandardCharsets.UTF_8);
byte[] encryptedMessageBytes = encryptCipher.doFinal(secretMessageBytes);
Cipher decryptCipher = Cipher.getInstance("RSA");
decryptCipher.init(Cipher.DECRYPT_MODE, privateKey);
byte[] decryptedMessageBytes = decryptCipher.doFinal(encryptedMessageBytes);
String decryptedMessage = new String(decryptedMessageBytes, StandardCharsets.UTF_8);
Assertions.assertEquals(secretMessage, decryptedMessage);
}
@Test
public void givenRsaKeyPair_whenEncryptAndDecryptFile_thenCompareResults() throws Exception {
KeyPairGenerator generator = KeyPairGenerator.getInstance("RSA");
generator.initialize(2048);
KeyPair pair = generator.generateKeyPair();
PrivateKey privateKey = pair.getPrivate();
PublicKey publicKey = pair.getPublic();
String originalContent = "some secret message";
Path tempFile = Files.createTempFile("temp", "txt");
writeString(tempFile, originalContent);
byte[] fileBytes = Files.readAllBytes(tempFile);
Cipher encryptCipher = Cipher.getInstance("RSA");
encryptCipher.init(Cipher.ENCRYPT_MODE, publicKey);
byte[] encryptedFileBytes = encryptCipher.doFinal(fileBytes);
try (FileOutputStream stream = new FileOutputStream(tempFile.toFile())) {
stream.write(encryptedFileBytes);
}
encryptedFileBytes = Files.readAllBytes(tempFile);
Cipher decryptCipher = Cipher.getInstance("RSA");
decryptCipher.init(Cipher.DECRYPT_MODE, privateKey);
byte[] decryptedFileBytes = decryptCipher.doFinal(encryptedFileBytes);
try (FileOutputStream stream = new FileOutputStream(tempFile.toFile())) {
stream.write(decryptedFileBytes);
}
String fileContent = readString(tempFile);
Assertions.assertEquals(originalContent, fileContent);
}
private void writeString(Path path, String content) throws Exception {
try (BufferedWriter writer = Files.newBufferedWriter(path)) {
writer.write(content);
}
}
private String readString(Path path) throws Exception {
StringBuilder resultStringBuilder = new StringBuilder();
try (BufferedReader br = new BufferedReader(new FileReader(path.toFile()))) {
String line;
while ((line = br.readLine()) != null) {
resultStringBuilder.append(line);
}
}
return resultStringBuilder.toString();
}
}
core-java-modules/core-java-streams-3/README.md
+1
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@@ -10,4 +10,5 @@ This module contains articles about the Stream API in Java.
- [Debugging Java 8 Streams with IntelliJ](https://www.baeldung.com/intellij-debugging-java-streams)
- [Add BigDecimals using the Stream API](https://www.baeldung.com/java-stream-add-bigdecimals)
- [Should We Close a Java Stream?](https://www.baeldung.com/java-stream-close)
- [Returning Stream vs. Collection](https://www.baeldung.com/java-return-stream-collection)
- More articles: [[<-- prev>]](/../core-java-streams-2)
core-java-modules/core-java-sun/pom.xml
-2
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@@ -44,7 +44,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<configuration>
<executable>java</executable>
<mainClass>com.baeldung.outofmemoryerror.OutOfMemoryGCLimitExceed</mainClass>
@@ -68,7 +67,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<executions>
<execution>
<id>run-benchmarks</id>
core-java-modules/core-java/pom.xml
-3
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@@ -94,7 +94,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<configuration>
<executable>java</executable>
<mainClass>com.baeldung.outofmemoryerror.OutOfMemoryGCLimitExceed</mainClass>
@@ -154,7 +153,6 @@
<plugin>
<groupId>org.codehaus.mojo</groupId>
<artifactId>exec-maven-plugin</artifactId>
<version>${exec-maven-plugin.version}</version>
<executions>
<execution>
<id>run-benchmarks</id>
@@ -193,7 +191,6 @@
<javamoney.moneta.version>1.1</javamoney.moneta.version>
<maven-javadoc-plugin.version>3.0.0-M1</maven-javadoc-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>

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