org.apache.rat.annotation

Class BOMInputStream

java.lang.Object

java.io.InputStream

java.io.FilterInputStream

org.apache.rat.annotation.BOMInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

class BOMInputStream
extends java.io.FilterInputStream

Stripped down version of Commons IO 2.0's BOMInputStream.

Field Summary

Fields

Modifier and Type	Field and Description
private static int[][]	BOMS
private int	fbIndex
private int	fbLength
private int[]	firstBytes
private boolean	markedAtStart
private int	markFbIndex

Fields inherited from class java.io.FilterInputStream

in

Constructor Summary

Constructors

Constructor and Description
BOMInputStream(java.io.InputStream s)

Method Summary

Modifier and Type	Method and Description
private boolean	find()
private void	getBOM()
void	mark(int readlimit)
private boolean	matches(int[] bom)
int	read()
int	read(byte[] buf)
int	read(byte[] buf, int off, int len)
private int	readFirstBytes()
void	reset()
long	skip(long n)

Methods inherited from class java.io.FilterInputStream

available, close, markSupported

Methods inherited from class java.lang.Object

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

Field Detail

firstBytes

private int[] firstBytes

fbLength

private int fbLength

fbIndex

private int fbIndex

markFbIndex

private int markFbIndex

markedAtStart

private boolean markedAtStart

BOMS

private static final int[][] BOMS

Constructor Detail

BOMInputStream

BOMInputStream(java.io.InputStream s)

Method Detail

read

public int read()
         throws java.io.IOException

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

read

public int read(byte[] buf,
                int off,
                int len)
         throws java.io.IOException

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

read

public int read(byte[] buf)
         throws java.io.IOException

Overrides:

read in class java.io.FilterInputStream

Throws:

java.io.IOException

readFirstBytes

private int readFirstBytes()
                    throws java.io.IOException

Throws:

java.io.IOException

getBOM

private void getBOM()
             throws java.io.IOException

Throws:

java.io.IOException

mark

public void mark(int readlimit)

Overrides:

mark in class java.io.FilterInputStream

reset

public void reset()
           throws java.io.IOException

Overrides:

reset in class java.io.FilterInputStream

Throws:

java.io.IOException

skip

public long skip(long n)
          throws java.io.IOException

Overrides:

skip in class java.io.FilterInputStream

Throws:

java.io.IOException

find

private boolean find()

matches

private boolean matches(int[] bom)