Package 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, AutoCloseable

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()

Constructor Summary

Constructors

Constructor	Description
PeekAheadInputStream(InputStream in)
PeekAheadInputStream(InputStream in, int initialSize)

Method Summary

Modifier and Type	Method	Description
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.io.InputStream

nullInputStream, readAllBytes, readNBytes, readNBytes, transferTo

Methods inherited from class java.lang.Object

equals, 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