Package org.apache.commons.compress.utils

Class BoundedInputStream

java.lang.Object

java.io.InputStream

org.apache.commons.compress.utils.BoundedInputStream

All Implemented Interfaces:

Closeable, AutoCloseable

public class BoundedInputStream
extends InputStream

A stream that limits reading from a wrapped stream to a given number of bytes.

Since:

1.6

Field Summary

Fields

Modifier and Type	Field	Description
private long	bytesRemaining
private final InputStream	in

Constructor Summary

Constructors

Constructor	Description
BoundedInputStream(InputStream in, long size)	Creates the stream that will at most read the given amount of bytes from the given stream.

Method Summary

Modifier and Type	Method	Description
void	close()
long	getBytesRemaining()
int	read()
int	read(byte[] b, int off, int len)
long	skip(long n)

Methods inherited from class java.io.InputStream

available, mark, markSupported, nullInputStream, read, readAllBytes, readNBytes, readNBytes, reset, skipNBytes, transferTo

Methods inherited from class java.lang.Object

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

Field Details

in

private final InputStream in

bytesRemaining

private long bytesRemaining

Constructor Details

BoundedInputStream

public BoundedInputStream(InputStream in,
 long size)

Creates the stream that will at most read the given amount of bytes from the given stream.

Parameters:

in - the stream to read from

size - the maximum amount of bytes to read

Method Details

read

public int read()
         throws IOException

Specified by:

read in class InputStream

Throws:

IOException

read

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

Overrides:

read in class InputStream

Throws:

IOException

close

public void close()

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Overrides:

close in class InputStream

skip

public long skip(long n)
          throws IOException

Overrides:

skip in class InputStream

Throws:

IOException

Since:

1.20

getBytesRemaining

public long getBytesRemaining()

Returns:

bytes remaining to read

Since:

1.21