net.sf.mmm.crypto.crypt

Class CryptorInputStream

java.lang.Object

java.io.InputStream

net.sf.mmm.crypto.io.InputStreamWrapper

net.sf.mmm.crypto.crypt.CryptorInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class CryptorInputStream
extends InputStreamWrapper

Implementation of InputStream for Decryptor.wrapStream(InputStream) based on OutputStreamWrapper.

Since:

1.0.0

Author:

Joerg Hohwiller (hohwille at users.sourceforge.net)

Field Summary

Fields

Modifier and Type	Field and Description
private Cryptor	cryptor
private boolean	done
private byte[]	inBuffer
private byte[]	outBuffer
private int	outEnd
private int	outStart

Constructor Summary

Constructors

Constructor and Description
CryptorInputStream(Cryptor cryptor, InputStream delegate) The constructor.

Method Summary

Modifier and Type	Method and Description
int	available()
void	close()
private int	fillBuffer()
private boolean	hasData()
int	read()
int	read(byte[] b, int off, int len)
long	skip(long n)

Methods inherited from class net.sf.mmm.crypto.io.InputStreamWrapper

getDelegate, read, requireNotClosed

Methods inherited from class java.io.InputStream

mark, markSupported, reset

Methods inherited from class java.lang.Object

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

Field Detail

cryptor

private Cryptor cryptor

inBuffer

private final byte[] inBuffer

outBuffer

private byte[] outBuffer

outStart

private int outStart

outEnd

private int outEnd

done

private boolean done

Constructor Detail

CryptorInputStream

public CryptorInputStream(Cryptor cryptor,
                          InputStream delegate)

The constructor.

Parameters:

cryptor - the Cryptor.

delegate - the InputStream to wrap.

Method Detail

fillBuffer

private int fillBuffer()
                throws IOException

Throws:

IOException

hasData

private boolean hasData()
                 throws IOException

Throws:

IOException

read

public int read(byte[] b,
                int off,
                int len)
         throws IOException

Overrides:

read in class InputStreamWrapper

Throws:

IOException

read

public int read()
         throws IOException

Overrides:

read in class InputStreamWrapper

Throws:

IOException

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

available

public int available()
              throws IOException

Overrides:

available in class InputStream

Throws:

IOException

close

public void close()
           throws IOException

Specified by:

close in interface Closeable

Specified by:

close in interface AutoCloseable

Overrides:

close in class InputStreamWrapper

Throws:

IOException