org.xbup.lib.core.util

Class StreamUtils

java.lang.Object

org.xbup.lib.core.util.StreamUtils

public abstract class StreamUtils
extends java.lang.Object

Utilities for stream data manipulations.

Constructor Summary

Constructors

Constructor and Description
StreamUtils()

Method Summary

Modifier and Type	Method and Description
static boolean	compareStreams(java.io.InputStream stream, java.io.InputStream compStream) Compares two streams for matching data.
static void	copyFixedSizeInputStreamToOutputStream(java.io.InputStream source, java.io.OutputStream target, long size) Copies data of given size from input stream to output stream using 1k buffer with size limitation.
static void	copyInputStreamToOutputStream(java.io.InputStream source, java.io.OutputStream target) Copies all data from input stream to output stream using 1k buffer.
static void	copyInputStreamToOutputStream(java.io.InputStream source, java.io.OutputStream target, long size) Copies all data from input stream to output stream using 1k buffer with size limitation.
static void	copyInputStreamToTwoOutputStreams(java.io.InputStream source, java.io.OutputStream target, java.io.OutputStream secondTarget) Copies all data from input stream to two output streams using 1k buffer.
static void	readUpInputStream(java.io.InputStream source) Reads all remaining data from input stream.

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamUtils

public StreamUtils()

Method Detail

copyInputStreamToOutputStream

public static void copyInputStreamToOutputStream(java.io.InputStream source,
                                                 java.io.OutputStream target)
                                          throws java.io.IOException

Copies all data from input stream to output stream using 1k buffer.

Parameters:

source - input stream

target - output stream

Throws:

java.io.IOException - if read or write fails

copyInputStreamToOutputStream

public static void copyInputStreamToOutputStream(java.io.InputStream source,
                                                 java.io.OutputStream target,
                                                 long size)
                                          throws java.io.IOException

Copies all data from input stream to output stream using 1k buffer with size limitation.

Parameters:

source - input stream

target - output stream

size - data size limitation

Throws:

java.io.IOException - if read or write fails

copyFixedSizeInputStreamToOutputStream

public static void copyFixedSizeInputStreamToOutputStream(java.io.InputStream source,
                                                          java.io.OutputStream target,
                                                          long size)
                                                   throws java.io.IOException

Copies data of given size from input stream to output stream using 1k buffer with size limitation.

Parameters:

source - input stream

target - output stream

size - data size limitation

Throws:

java.io.IOException - if read or write fails

readUpInputStream

public static void readUpInputStream(java.io.InputStream source)
                              throws java.io.IOException

Reads all remaining data from input stream.

Parameters:

source - input stream

Throws:

java.io.IOException - if read fails

copyInputStreamToTwoOutputStreams

public static void copyInputStreamToTwoOutputStreams(java.io.InputStream source,
                                                     java.io.OutputStream target,
                                                     java.io.OutputStream secondTarget)
                                              throws java.io.IOException

Copies all data from input stream to two output streams using 1k buffer.

Parameters:

source - input stream

target - output stream

secondTarget - second output stream

Throws:

java.io.IOException - if read or write fails

compareStreams

public static boolean compareStreams(java.io.InputStream stream,
                                     java.io.InputStream compStream)
                              throws java.io.IOException

Compares two streams for matching data.

Parameters:

stream - one stream

compStream - other stream

Returns:

true if both streams have same data and length

Throws:

java.io.IOException - if read or write fails