org.codehaus.swizzle.stream
Class PushbackInputStream

java.lang.Object
  java.io.InputStream
      org.codehaus.swizzle.stream.PushbackInputStream

All Implemented Interfaces:

Closeable, PushbackBuffer

Direct Known Subclasses:

TruncateInputStream

public class PushbackInputStream
extends InputStream
implements PushbackBuffer

Constructor Summary

PushbackInputStream()

PushbackInputStream(InputStream delegate)

Method Summary

protected void	addToMarkBuffer(byte b) Add a byte to the mark buffer if mark is active
byte[]	getBuffer() Gets the current contents of the buffer without modifying the position.
InputStream	getDelegate()
protected int	getNextByte()
void	mark(int readlimit) Activate mark/reset buffer.
boolean	markSupported()
int	read()
void	reset() Push the mark/reset buffer onto the pushback buffer, and release the mark
void	unmark() Release current mark/reset buffer.
void	unread(byte[] bytes) Push the bytes on to the head of the buffer, so they are the next bytes returned.
void	unread(byte[] bytes, int off, int len) Push the bytes on to the head of the buffer, so they are the next bytes returned.

Methods inherited from class java.io.InputStream

available, close, read, read, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

PushbackInputStream

public PushbackInputStream()

PushbackInputStream

public PushbackInputStream(InputStream delegate)

Method Detail

getDelegate

public InputStream getDelegate()

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

getNextByte

protected int getNextByte()
                   throws IOException

Throws:

IOException

addToMarkBuffer

protected void addToMarkBuffer(byte b)

Add a byte to the mark buffer if mark is active

markSupported

public boolean markSupported()

Overrides:

markSupported in class InputStream

mark

public void mark(int readlimit)

Activate mark/reset buffer. This will release any previous marks.

Overrides:

mark in class InputStream

Parameters:

readlimit - suggested mark buffer size

unmark

public void unmark()

Release current mark/reset buffer.

reset

public void reset()

Push the mark/reset buffer onto the pushback buffer, and release the mark

Overrides:

reset in class InputStream

unread

public void unread(byte[] bytes)

Description copied from interface: PushbackBuffer

Push the bytes on to the head of the buffer, so they are the next bytes returned.

Specified by:

unread in interface PushbackBuffer

unread

public void unread(byte[] bytes,
                   int off,
                   int len)

Description copied from interface: PushbackBuffer

Push the bytes on to the head of the buffer, so they are the next bytes returned.

Specified by:

unread in interface PushbackBuffer

getBuffer

public byte[] getBuffer()

Description copied from interface: PushbackBuffer

Gets the current contents of the buffer without modifying the position.

Specified by:

getBuffer in interface PushbackBuffer