cn.t.util.io.crypto.helper

Class FileDataHelper

java.lang.Object

cn.t.util.io.crypto.helper.FileDataHelper

public class FileDataHelper
extends Object

Constructor Summary

Constructors

Constructor and Description
FileDataHelper(Context context)

Method Summary

Modifier and Type	Method and Description
void	doEncryptAndPersistData(File original, String dataStorageDirectoryPath, byte chunkIndex, long chunkSize, PersistDataResult result)
PersistDataResult	encryptAndPersistData(File original, int index, byte chunkIndex)
byte[]	encryptData(byte[] data)
int	persistData(FileChannel dataStorageChannel, byte type, byte[] fileNameBytes, byte[] data)

Methods inherited from class java.lang.Object

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

Constructor Detail

FileDataHelper

public FileDataHelper(Context context)

Method Detail

encryptAndPersistData

public PersistDataResult encryptAndPersistData(File original,
                                               int index,
                                               byte chunkIndex)
                                        throws IOException

Throws:

IOException

doEncryptAndPersistData

public void doEncryptAndPersistData(File original,
                                    String dataStorageDirectoryPath,
                                    byte chunkIndex,
                                    long chunkSize,
                                    PersistDataResult result)
                             throws IOException

Throws:

IOException

encryptData

public byte[] encryptData(byte[] data)

persistData

public int persistData(FileChannel dataStorageChannel,
                       byte type,
                       byte[] fileNameBytes,
                       byte[] data)
                throws IOException

Throws:

IOException