com.heatonresearch.httprecipes.html

Class PeekableInputStream

java.lang.Object

java.io.InputStream

com.heatonresearch.httprecipes.html.PeekableInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class PeekableInputStream
extends java.io.InputStream

The Heaton Research Spider Copyright 2007 by Heaton Research, Inc. HTTP Programming Recipes for Java ISBN: 0-9773206-6-9 http://www.heatonresearch.com/articles/series/16/ PeekableInputStream: This is a special input stream that allows the program to peek one or more characters ahead in the file. This class is released under the: GNU Lesser General Public License (LGPL) http://www.gnu.org/copyleft/lesser.html

Version:

1.1

Author:

Jeff Heaton

Constructor Summary

Constructors

Constructor and Description
PeekableInputStream(java.io.InputStream is) The constructor accepts an InputStream to setup the object.

Method Summary

Methods

Modifier and Type	Method and Description
int	peek() Peek at the next character from the stream.
int	peek(int depth) Peek at a specified depth.
int	read()

Methods inherited from class java.io.InputStream

available, close, mark, markSupported, read, read, reset, skip

Methods inherited from class java.lang.Object

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

Constructor Detail

PeekableInputStream

public PeekableInputStream(java.io.InputStream is)

The constructor accepts an InputStream to setup the object.

Parameters:

is - The InputStream to parse.

Method Detail

peek

public int peek()
         throws java.io.IOException

Peek at the next character from the stream.

Returns:

The next character.

Throws:

java.io.IOException - If an I/O exception occurs.

peek

public int peek(int depth)
         throws java.io.IOException

Peek at a specified depth.

Parameters:

depth - The depth to check.

Returns:

The character peeked at.

Throws:

java.io.IOException - If an I/O exception occurs.

read

public int read()
         throws java.io.IOException

Specified by:

read in class java.io.InputStream

Throws:

java.io.IOException