org.apache.abdera.i18n.text.io
Class PeekAheadInputStream

java.lang.Object
  java.io.InputStream
      java.io.FilterInputStream
          java.io.PushbackInputStream
              org.apache.abdera.i18n.text.io.DynamicPushbackInputStream
                  org.apache.abdera.i18n.text.io.RewindableInputStream
                      org.apache.abdera.i18n.text.io.PeekAheadInputStream

All Implemented Interfaces:

Closeable

public class PeekAheadInputStream
extends RewindableInputStream

A version of RewindableInputStream that provides methods for peeking ahead in the stream (equivalent to read() followed by an appropriate unread()

Field Summary

Fields inherited from class java.io.PushbackInputStream

buf, pos

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

PeekAheadInputStream(InputStream in)

PeekAheadInputStream(InputStream in, int initialSize)

Method Summary

int	peek() Peek the next byte in the stream
int	peek(byte[] buf) Peek the next bytes in the stream.
int	peek(byte[] buf, int off, int len) Peek the next bytes in the stream.

Methods inherited from class org.apache.abdera.i18n.text.io.RewindableInputStream

position, read, read, rewind, rewind, rewind, skip

Methods inherited from class org.apache.abdera.i18n.text.io.DynamicPushbackInputStream

clear, shrink, unread, unread

Methods inherited from class java.io.PushbackInputStream

available, close, mark, markSupported, reset, unread

Methods inherited from class java.io.FilterInputStream

read

Methods inherited from class java.lang.Object

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

Constructor Detail

PeekAheadInputStream

public PeekAheadInputStream(InputStream in)

PeekAheadInputStream

public PeekAheadInputStream(InputStream in,
                            int initialSize)

Method Detail

peek

public int peek()
         throws IOException

Peek the next byte in the stream

Throws:

IOException

peek

public int peek(byte[] buf)
         throws IOException

Peek the next bytes in the stream. Returns the number of bytes peeked. Will return -1 if the end of the stream is reached

Throws:

IOException

peek

public int peek(byte[] buf,
                int off,
                int len)
         throws IOException

Peek the next bytes in the stream. Returns the number of bytes peeked. Will return -1 if the end of the stream is reached

Throws:

IOException