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Merge branch 'master' into JAVA-3576

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This commit is contained in:
freelansam
2021-04-10 16:21:13 +05:30
committed by GitHub
parent 13899b2ac5 42f99af4ae
commit 1eee5f30d8
104 changed files with 1789 additions and 283 deletions
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3
core-java-modules/core-java-console/pom.xml
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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>

2
core-java-modules/core-java-io/pom.xml
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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>

3
core-java-modules/core-java-jar/pom.xml
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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>

12
core-java-modules/core-java-lang-math-2/pom.xml
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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>

1
core-java-modules/core-java-lang-oop-types/README.md
View File

@@ -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)

1
core-java-modules/core-java-networking-2/README.md
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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)

2
core-java-modules/core-java-networking-3/README.md
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)

92
core-java-modules/core-java-security-2/src/test/java/com/baeldung/rsa/RsaUnitTest.java Normal file
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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();
}
}

1
core-java-modules/core-java-streams-3/README.md
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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)

2
core-java-modules/core-java-sun/pom.xml
View File

@@ -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>

3
core-java-modules/core-java/pom.xml
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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>

1
core-java-modules/pom.xml
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@@ -100,6 +100,7 @@
<module>core-java-networking</module>
<module>core-java-networking-2</module>
<module>core-java-networking-3</module>
<module>core-java-nio</module>
<module>core-java-nio-2</module>