com.github.jlangch.venice.util.crypt

Class FileEncryptor

java.lang.Object

com.github.jlangch.venice.util.crypt.FileEncryptor

public class FileEncryptor
extends java.lang.Object

Encrypt and decrypt files.

Constructor Summary

Constructors

Constructor and Description
FileEncryptor()

Method Summary

Modifier and Type	Method and Description
static boolean	addBouncyCastleProvider()
static byte[]	decryptFileWithKey(java.lang.String algorithm, byte[] key, byte[] fileData)
static void	decryptFileWithKey(java.lang.String algorithm, byte[] key, java.io.File inputFile, java.io.File outputFile)
static byte[]	decryptFileWithPassphrase(java.lang.String algorithm, java.lang.String passphrase, byte[] fileData)
static void	decryptFileWithPassphrase(java.lang.String algorithm, java.lang.String passphrase, java.io.File inputFile, java.io.File outputFile)
static byte[]	encryptFileWithKey(java.lang.String algorithm, byte[] key, byte[] fileData)
static void	encryptFileWithKey(java.lang.String algorithm, byte[] key, java.io.File inputFile, java.io.File outputFile)
static byte[]	encryptFileWithPassphrase(java.lang.String algorithm, java.lang.String passphrase, byte[] fileData)
static void	encryptFileWithPassphrase(java.lang.String algorithm, java.lang.String passphrase, java.io.File inputFile, java.io.File outputFile)
static boolean	hasProvider(java.lang.String name)
static boolean	identical(byte[] buf1, byte[] buf2)
static boolean	identical(java.io.File file1, java.io.File file2)
static boolean	supports(java.lang.String algorithm)
static java.lang.String	trimToEmpty(java.lang.String s)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Constructor Detail

FileEncryptor

public FileEncryptor()

Method Detail

encryptFileWithPassphrase

public static void encryptFileWithPassphrase(java.lang.String algorithm,
                                             java.lang.String passphrase,
                                             java.io.File inputFile,
                                             java.io.File outputFile)
                                      throws java.lang.Exception

Throws:

java.lang.Exception

encryptFileWithPassphrase

public static byte[] encryptFileWithPassphrase(java.lang.String algorithm,
                                               java.lang.String passphrase,
                                               byte[] fileData)
                                        throws java.lang.Exception

Throws:

java.lang.Exception

encryptFileWithKey

public static void encryptFileWithKey(java.lang.String algorithm,
                                      byte[] key,
                                      java.io.File inputFile,
                                      java.io.File outputFile)
                               throws java.lang.Exception

Throws:

java.lang.Exception

encryptFileWithKey

public static byte[] encryptFileWithKey(java.lang.String algorithm,
                                        byte[] key,
                                        byte[] fileData)
                                 throws java.lang.Exception

Throws:

java.lang.Exception

decryptFileWithPassphrase

public static void decryptFileWithPassphrase(java.lang.String algorithm,
                                             java.lang.String passphrase,
                                             java.io.File inputFile,
                                             java.io.File outputFile)
                                      throws java.lang.Exception

Throws:

java.lang.Exception

decryptFileWithPassphrase

public static byte[] decryptFileWithPassphrase(java.lang.String algorithm,
                                               java.lang.String passphrase,
                                               byte[] fileData)
                                        throws java.lang.Exception

Throws:

java.lang.Exception

decryptFileWithKey

public static void decryptFileWithKey(java.lang.String algorithm,
                                      byte[] key,
                                      java.io.File inputFile,
                                      java.io.File outputFile)
                               throws java.lang.Exception

Throws:

java.lang.Exception

decryptFileWithKey

public static byte[] decryptFileWithKey(java.lang.String algorithm,
                                        byte[] key,
                                        byte[] fileData)
                                 throws java.lang.Exception

Throws:

java.lang.Exception

supports

public static boolean supports(java.lang.String algorithm)
                        throws java.lang.Exception

Throws:

java.lang.Exception

hasProvider

public static boolean hasProvider(java.lang.String name)

addBouncyCastleProvider

public static boolean addBouncyCastleProvider()

identical

public static boolean identical(java.io.File file1,
                                java.io.File file2)
                         throws java.lang.Exception

Throws:

java.lang.Exception

identical

public static boolean identical(byte[] buf1,
                                byte[] buf2)
                         throws java.lang.Exception

Throws:

java.lang.Exception

trimToEmpty

public static java.lang.String trimToEmpty(java.lang.String s)