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test formatter

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This commit is contained in:
Loredana Crusoveanu
2023-08-11 20:41:34 +03:00
parent db65a7002b
commit cc012c9c47
372 changed files with 2701 additions and 4007 deletions
Download Patch File Download Diff File Expand all files Collapse all files

10
core-java-modules/core-java-security/src/main/java/com/baeldung/cipher/Encryptor.java
View File

@@ -8,7 +8,8 @@ import java.security.cert.Certificate;
public class Encryptor {
public byte[] encryptMessage(byte[] message, byte[] keyBytes) throws InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException, BadPaddingException, IllegalBlockSizeException {
public byte[] encryptMessage(byte[] message, byte[] keyBytes) throws InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException,
BadPaddingException, IllegalBlockSizeException {
Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
SecretKey secretKey = new SecretKeySpec(keyBytes, "AES");
cipher.init(Cipher.ENCRYPT_MODE, secretKey);
@@ -16,14 +17,16 @@ public class Encryptor {
return encryptedMessage;
}
public byte[] encryptMessage(byte[] message, Certificate publicKeyCertificate) throws InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException, BadPaddingException, IllegalBlockSizeException {
public byte[] encryptMessage(byte[] message, Certificate publicKeyCertificate) throws InvalidKeyException, NoSuchPaddingException, NoSuchAlgorithmException,
BadPaddingException, IllegalBlockSizeException {
Cipher cipher = Cipher.getInstance("RSA/ECB/PKCS1Padding");
cipher.init(Cipher.ENCRYPT_MODE, publicKeyCertificate);
byte[] encryptedMessage = cipher.doFinal(message);
return encryptedMessage;
}
public byte[] decryptMessage(byte[] encryptedMessage, byte[] keyBytes) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidKeyException, BadPaddingException, IllegalBlockSizeException {
public byte[] decryptMessage(byte[] encryptedMessage, byte[] keyBytes) throws NoSuchPaddingException, NoSuchAlgorithmException, InvalidKeyException,
BadPaddingException, IllegalBlockSizeException {
Cipher cipher = Cipher.getInstance("AES/ECB/PKCS5Padding");
SecretKey secretKey = new SecretKeySpec(keyBytes, "AES");
cipher.init(Cipher.DECRYPT_MODE, secretKey);
@@ -31,5 +34,4 @@ public class Encryptor {
return clearMessage;
}
}

12
core-java-modules/core-java-security/src/main/java/com/baeldung/encrypt/FileEncrypterDecrypter.java
View File

@@ -22,8 +22,8 @@ class FileEncrypterDecrypter {
byte[] iv = cipher.getIV();
try (
FileOutputStream fileOut = new FileOutputStream(fileName);
CipherOutputStream cipherOut = new CipherOutputStream(fileOut, cipher)
FileOutputStream fileOut = new FileOutputStream(fileName);
CipherOutputStream cipherOut = new CipherOutputStream(fileOut, cipher)
) {
fileOut.write(iv);
cipherOut.write(content.getBytes());
@@ -41,10 +41,10 @@ class FileEncrypterDecrypter {
cipher.init(Cipher.DECRYPT_MODE, secretKey, new IvParameterSpec(fileIv));
try (
CipherInputStream cipherIn = new CipherInputStream(fileIn, cipher);
InputStreamReader inputReader = new InputStreamReader(cipherIn);
BufferedReader reader = new BufferedReader(inputReader)
) {
CipherInputStream cipherIn = new CipherInputStream(fileIn, cipher);
InputStreamReader inputReader = new InputStreamReader(cipherIn);
BufferedReader reader = new BufferedReader(inputReader)
) {
StringBuilder sb = new StringBuilder();
String line;

11
core-java-modules/core-java-security/src/main/java/com/baeldung/keystore/JavaKeyStore.java
View File

@@ -26,14 +26,15 @@ public class JavaKeyStore {
private String keyStoreType;
private String keyStorePassword;
JavaKeyStore(String keyStoreType, String keyStorePassword, String keyStoreName) throws CertificateException, NoSuchAlgorithmException, KeyStoreException, IOException {
JavaKeyStore(String keyStoreType, String keyStorePassword, String keyStoreName) throws CertificateException, NoSuchAlgorithmException, KeyStoreException,
IOException {
this.keyStoreName = keyStoreName;
this.keyStoreType = keyStoreType;
this.keyStorePassword = keyStorePassword;
}
void createEmptyKeyStore() throws KeyStoreException, CertificateException, NoSuchAlgorithmException, IOException {
if(keyStoreType ==null || keyStoreType.isEmpty()){
if (keyStoreType == null || keyStoreType.isEmpty()) {
keyStoreType = KeyStore.getDefaultType();
}
keyStore = KeyStore.getInstance(keyStoreType);
@@ -86,12 +87,10 @@ public class JavaKeyStore {
keyStore.deleteEntry(alias);
}
keyStore = null;
Path keyStoreFile = Paths.get(keyStoreName);
Files.delete(keyStoreFile);
}
KeyStore getKeyStore() {
return this.keyStore;
}
KeyStore getKeyStore() { return this.keyStore; }
}

1
core-java-modules/core-java-security/src/main/java/com/baeldung/securitymanager/CustomPermission.java
View File

@@ -3,6 +3,7 @@ package com.baeldung.securitymanager;
import java.security.BasicPermission;
public class CustomPermission extends BasicPermission {
public CustomPermission(String name) {
super(name);
}

7
core-java-modules/core-java-security/src/main/java/com/baeldung/ssl/EnableTLSv12.java
View File

@@ -45,9 +45,7 @@ public class EnableTLSv12 {
enableTLSv12.enableTLSv12UsingSSLParameters();
}
private void setPort(String[] args) {
url = args[0];
}
private void setPort(String[] args) { url = args[0]; }
private void setHost(String[] args) {
String portNumber = args[1];
@@ -56,7 +54,8 @@ public class EnableTLSv12 {
private void handleCommunication(SSLSocket socket, String usedTLSProcess) throws IOException {
logger.debug("Enabled TLS v1.2 on " + usedTLSProcess);
try (PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(socket.getOutputStream()))); BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()))) {
try (PrintWriter out = new PrintWriter(new BufferedWriter(new OutputStreamWriter(socket.getOutputStream())));
BufferedReader in = new BufferedReader(new InputStreamReader(socket.getInputStream()))) {
out.println("GET / HTTP/1.0");
out.println();
out.flush();

14
core-java-modules/core-java-security/src/main/java/com/baeldung/ssl/SecureConnection.java
View File

@@ -7,7 +7,7 @@ import javax.net.ssl.SSLSocket;
import javax.net.ssl.SSLSocketFactory;
public class SecureConnection {
public static void main(String[] args) {
if (args.length != 2) {
System.out.println("Use: SecureConnection host port");
@@ -20,20 +20,20 @@ public class SecureConnection {
SSLSocket sslsocket = (SSLSocket) sslsocketfactory.createSocket(host, port);
InputStream in = sslsocket.getInputStream();
OutputStream out = sslsocket.getOutputStream();
out.write(1);
while (in.available() > 0) {
System.out.print(in.read());
}
System.out.println("Secured connection performed successfully");
} catch (Exception exception) {
exception.printStackTrace();
}
}
/**
* Get the host from arguments
* @param args the arguments
@@ -42,7 +42,7 @@ public class SecureConnection {
private static String getHost(String[] args) {
return args[0];
}
/**
* Get the port from arguments
* @param args the arguments

5
core-java-modules/core-java-security/src/main/java/com/baeldung/ssl/example/SimpleClient.java
View File

@@ -11,14 +11,15 @@ import javax.net.ssl.SSLSocketFactory;
import javax.net.ssl.SSLParameters;
public class SimpleClient {
static String startClient(String host, int port) throws IOException {
SocketFactory factory = SSLSocketFactory.getDefault();
try (Socket connection = factory.createSocket(host, port)) {
((SSLSocket) connection).setEnabledCipherSuites(
new String[] { "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"});
new String[] { "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" });
((SSLSocket) connection).setEnabledProtocols(
new String[] { "TLSv1.2"});
new String[] { "TLSv1.2" });
SSLParameters sslParams = new SSLParameters();
sslParams.setEndpointIdentificationAlgorithm("HTTPS");
((SSLSocket) connection).setSSLParameters(sslParams);

5
core-java-modules/core-java-security/src/main/java/com/baeldung/ssl/example/SimpleServer.java
View File

@@ -10,15 +10,16 @@ import javax.net.ssl.SSLServerSocket;
import javax.net.ssl.SSLServerSocketFactory;
public class SimpleServer {
static void startServer(int port) throws IOException {
ServerSocketFactory factory = SSLServerSocketFactory.getDefault();
try (ServerSocket listener = factory.createServerSocket(port)) {
((SSLServerSocket) listener).setNeedClientAuth(true);
((SSLServerSocket) listener).setEnabledCipherSuites(
new String[] { "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256"});
new String[] { "TLS_DHE_DSS_WITH_AES_256_CBC_SHA256" });
((SSLServerSocket) listener).setEnabledProtocols(
new String[] { "TLSv1.2"});
new String[] { "TLSv1.2" });
while (true) {
try (Socket socket = listener.accept()) {
PrintWriter out = new PrintWriter(socket.getOutputStream(), true);

50
core-java-modules/core-java-security/src/test/java/com/baeldung/cipher/EncryptorUnitTest.java
View File

@@ -1,6 +1,5 @@
package com.baeldung.cipher;
import org.junit.Before;
import org.junit.Test;
@@ -12,39 +11,40 @@ import java.security.cert.X509Certificate;
import static org.assertj.core.api.Assertions.assertThat;
public class EncryptorUnitTest {
private String encKeyString;
private String message;
private String certificateString;
private String certificateString;
private Encryptor encryptor;
@Before
public void init(){
encKeyString = "1234567890123456";
public void init() {
encKeyString = "1234567890123456";
message = "This is a secret message";
encryptor = new Encryptor();
encryptor = new Encryptor();
certificateString = "-----BEGIN CERTIFICATE-----\n" +
"MIICVjCCAb8CAg37MA0GCSqGSIb3DQEBBQUAMIGbMQswCQYDVQQGEwJKUDEOMAwG\n" +
"A1UECBMFVG9reW8xEDAOBgNVBAcTB0NodW8ta3UxETAPBgNVBAoTCEZyYW5rNERE\n" +
"MRgwFgYDVQQLEw9XZWJDZXJ0IFN1cHBvcnQxGDAWBgNVBAMTD0ZyYW5rNEREIFdl\n" +
"YiBDQTEjMCEGCSqGSIb3DQEJARYUc3VwcG9ydEBmcmFuazRkZC5jb20wHhcNMTIw\n" +
"ODIyMDUyNzIzWhcNMTcwODIxMDUyNzIzWjBKMQswCQYDVQQGEwJKUDEOMAwGA1UE\n" +
"CAwFVG9reW8xETAPBgNVBAoMCEZyYW5rNEREMRgwFgYDVQQDDA93d3cuZXhhbXBs\n" +
"ZS5jb20wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAMYBBrx5PlP0WNI/ZdzD\n" +
"+6Pktmurn+F2kQYbtc7XQh8/LTBvCo+P6iZoLEmUA9e7EXLRxgU1CVqeAi7QcAn9\n" +
"MwBlc8ksFJHB0rtf9pmf8Oza9E0Bynlq/4/Kb1x+d+AyhL7oK9tQwB24uHOueHi1\n" +
"C/iVv8CSWKiYe6hzN1txYe8rAgMBAAEwDQYJKoZIhvcNAQEFBQADgYEAASPdjigJ\n" +
"kXCqKWpnZ/Oc75EUcMi6HztaW8abUMlYXPIgkV2F7YanHOB7K4f7OOLjiz8DTPFf\n" +
"jC9UeuErhaA/zzWi8ewMTFZW/WshOrm3fNvcMrMLKtH534JKvcdMg6qIdjTFINIr\n" +
"evnAhf0cwULaebn+lMs8Pdl7y37+sfluVok=\n" +
"-----END CERTIFICATE-----";
"MIICVjCCAb8CAg37MA0GCSqGSIb3DQEBBQUAMIGbMQswCQYDVQQGEwJKUDEOMAwG\n" +
"A1UECBMFVG9reW8xEDAOBgNVBAcTB0NodW8ta3UxETAPBgNVBAoTCEZyYW5rNERE\n" +
"MRgwFgYDVQQLEw9XZWJDZXJ0IFN1cHBvcnQxGDAWBgNVBAMTD0ZyYW5rNEREIFdl\n" +
"YiBDQTEjMCEGCSqGSIb3DQEJARYUc3VwcG9ydEBmcmFuazRkZC5jb20wHhcNMTIw\n" +
"ODIyMDUyNzIzWhcNMTcwODIxMDUyNzIzWjBKMQswCQYDVQQGEwJKUDEOMAwGA1UE\n" +
"CAwFVG9reW8xETAPBgNVBAoMCEZyYW5rNEREMRgwFgYDVQQDDA93d3cuZXhhbXBs\n" +
"ZS5jb20wgZ8wDQYJKoZIhvcNAQEBBQADgY0AMIGJAoGBAMYBBrx5PlP0WNI/ZdzD\n" +
"+6Pktmurn+F2kQYbtc7XQh8/LTBvCo+P6iZoLEmUA9e7EXLRxgU1CVqeAi7QcAn9\n" +
"MwBlc8ksFJHB0rtf9pmf8Oza9E0Bynlq/4/Kb1x+d+AyhL7oK9tQwB24uHOueHi1\n" +
"C/iVv8CSWKiYe6hzN1txYe8rAgMBAAEwDQYJKoZIhvcNAQEFBQADgYEAASPdjigJ\n" +
"kXCqKWpnZ/Oc75EUcMi6HztaW8abUMlYXPIgkV2F7YanHOB7K4f7OOLjiz8DTPFf\n" +
"jC9UeuErhaA/zzWi8ewMTFZW/WshOrm3fNvcMrMLKtH534JKvcdMg6qIdjTFINIr\n" +
"evnAhf0cwULaebn+lMs8Pdl7y37+sfluVok=\n" +
"-----END CERTIFICATE-----";
}
@Test
public void givenEncryptionKey_whenMessageIsPassedToEncryptor_thenMessageIsEncrypted() throws Exception {
byte[] encryptedMessage = encryptor.encryptMessage(message.getBytes(),encKeyString.getBytes());
byte[] encryptedMessage = encryptor.encryptMessage(message.getBytes(), encKeyString.getBytes());
assertThat(encryptedMessage).isNotNull();
assertThat(encryptedMessage.length % 32).isEqualTo(0);
assertThat(encryptedMessage.length % 32).isEqualTo(0);
}
@Test
@@ -53,15 +53,15 @@ public class EncryptorUnitTest {
InputStream is = new ByteArrayInputStream(certificateString.getBytes());
X509Certificate certificate = (X509Certificate) factory.generateCertificate(is);
byte[] encryptedMessage = encryptor.encryptMessage(message.getBytes(),certificate);
byte[] encryptedMessage = encryptor.encryptMessage(message.getBytes(), certificate);
assertThat(encryptedMessage).isNotNull();
assertThat(encryptedMessage.length % 128).isEqualTo(0);
assertThat(encryptedMessage.length % 128).isEqualTo(0);
}
@Test
public void givenEncryptionKey_whenMessageIsEncrypted_thenDecryptMessage() throws Exception{
byte[] encryptedMessageBytes = encryptor.encryptMessage(message.getBytes(),encKeyString.getBytes());
public void givenEncryptionKey_whenMessageIsEncrypted_thenDecryptMessage() throws Exception {
byte[] encryptedMessageBytes = encryptor.encryptMessage(message.getBytes(), encKeyString.getBytes());
byte[] clearMessageBytes = encryptor.decryptMessage(encryptedMessageBytes, encKeyString.getBytes());

5
core-java-modules/core-java-security/src/test/java/com/baeldung/encrypt/FileEncrypterDecrypterIntegrationTest.java
View File

@@ -17,7 +17,10 @@ import static org.junit.Assert.assertThat;
public class FileEncrypterDecrypterIntegrationTest {
@Test
public void givenStringAndFilename_whenEncryptingIntoFile_andDecryptingFileAgain_thenOriginalStringIsReturned() throws NoSuchAlgorithmException, NoSuchPaddingException, InvalidKeyException, IOException, InvalidAlgorithmParameterException {
public void givenStringAndFilename_whenEncryptingIntoFile_andDecryptingFileAgain_thenOriginalStringIsReturned() throws NoSuchAlgorithmException,
NoSuchPaddingException, InvalidKeyException,
IOException,
InvalidAlgorithmParameterException {
String originalContent = "foobar";
SecretKey secretKey = KeyGenerator.getInstance("AES").generateKey();

13
core-java-modules/core-java-security/src/test/java/com/baeldung/keystore/JavaKeyStoreUnitTest.java
View File

@@ -176,7 +176,8 @@ public class JavaKeyStoreUnitTest {
Assert.assertTrue(result == null);
}
private X509Certificate generateSelfSignedCertificate(KeyPair keyPair) throws CertificateException, IOException, NoSuchProviderException, NoSuchAlgorithmException, InvalidKeyException, SignatureException {
private X509Certificate generateSelfSignedCertificate(KeyPair keyPair) throws CertificateException, IOException, NoSuchProviderException,
NoSuchAlgorithmException, InvalidKeyException, SignatureException {
X509CertInfo certInfo = new X509CertInfo();
// Serial number and version
certInfo.set(X509CertInfo.SERIAL_NUMBER, new CertificateSerialNumber(new BigInteger(64, new SecureRandom())));
@@ -197,23 +198,23 @@ public class JavaKeyStoreUnitTest {
Date validTo = new Date(validFrom.getTime() + 50L * 365L * 24L * 60L * 60L * 1000L); //50 years
CertificateValidity validity = new CertificateValidity(validFrom, validTo);
certInfo.set(X509CertInfo.VALIDITY, validity);
GeneralNameInterface dnsName = new DNSName("baeldung.com");
DerOutputStream dnsNameOutputStream = new DerOutputStream();
dnsName.encode(dnsNameOutputStream);
GeneralNameInterface ipAddress = new IPAddressName("127.0.0.1");
DerOutputStream ipAddressOutputStream = new DerOutputStream();
ipAddress.encode(ipAddressOutputStream);
GeneralNames generalNames = new GeneralNames();
generalNames.add(new GeneralName(dnsName));
generalNames.add(new GeneralName(ipAddress));
CertificateExtensions ext = new CertificateExtensions();
ext.set(SubjectAlternativeNameExtension.NAME, new SubjectAlternativeNameExtension(generalNames));
certInfo.set(X509CertInfo.EXTENSIONS, ext);
certInfo.set(X509CertInfo.EXTENSIONS, ext);
// Create certificate and sign it
X509CertImpl cert = new X509CertImpl(certInfo);