de.undercouch.bson4jackson.io

Class UnsafeByteArrayInputStream

java.lang.Object

java.io.InputStream

de.undercouch.bson4jackson.io.UnsafeByteArrayInputStream

All Implemented Interfaces:

java.io.Closeable, java.lang.AutoCloseable

public class UnsafeByteArrayInputStream
extends java.io.InputStream

An input stream that serves the content of an array. Compared to ByteArrayInputStream this class is not thread-safe.

Field Summary

Fields

Modifier and Type	Field and Description
protected byte[]	_buf The buffer to serve
protected int	_count The index one greater than the last byte to serve
protected int	_mark The current marked position
protected int	_pos The current position in the buffer

Constructor Summary

Constructors

Constructor and Description
UnsafeByteArrayInputStream(byte[] buf) Creates a new stream that serves the whole given array
UnsafeByteArrayInputStream(byte[] buf, int off, int len) Creates a new stream that serves part of the given array

Method Summary

Methods

Modifier and Type	Method and Description
int	available()
void	close()
void	mark(int readlimit)
boolean	markSupported()
int	read()
int	read(byte[] b, int off, int len)
void	reset()
long	skip(long n)

Methods inherited from class java.io.InputStream

read

Methods inherited from class java.lang.Object

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

Field Detail

_buf

protected final byte[] _buf

The buffer to serve

_pos

protected int _pos

The current position in the buffer

_count

protected int _count

The index one greater than the last byte to serve

_mark

protected int _mark

The current marked position

Constructor Detail

UnsafeByteArrayInputStream

public UnsafeByteArrayInputStream(byte[] buf)

Creates a new stream that serves the whole given array

Parameters:

buf - the array to serve

UnsafeByteArrayInputStream

public UnsafeByteArrayInputStream(byte[] buf,
                          int off,
                          int len)

Creates a new stream that serves part of the given array

Parameters:

buf - the array to serve

off - the index of the first byte to serve

len - the number of bytes to serve

Method Detail

read

public int read()

Specified by:

read in class java.io.InputStream

read

public int read(byte[] b,
       int off,
       int len)

Overrides:

read in class java.io.InputStream

skip

public long skip(long n)

Overrides:

skip in class java.io.InputStream

available

public int available()

Overrides:

available in class java.io.InputStream

markSupported

public boolean markSupported()

Overrides:

markSupported in class java.io.InputStream

mark

public void mark(int readlimit)

Overrides:

mark in class java.io.InputStream

reset

public void reset()

Overrides:

reset in class java.io.InputStream

close

public void close()

Specified by:

close in interface java.io.Closeable

Specified by:

close in interface java.lang.AutoCloseable

Overrides:

close in class java.io.InputStream