org.cip4.jdflib.util

Class StreamUtil

java.lang.Object

org.cip4.jdflib.util.StreamUtil

public class StreamUtil
extends java.lang.Object

Constructor Summary

Constructors

Constructor and Description
StreamUtil()

Method Summary

Modifier and Type	Method and Description
static void	close(java.io.InputStream ios) exception catching null safe close
static void	close(java.io.OutputStream ios) exception catching null safe close
static java.io.InputStream	getBufferedInputStream(java.io.InputStream is) return a reasonably well performing stream for is
static java.io.OutputStream	getBufferedOutputStream(java.io.OutputStream os) return a reasonably well performing stream for os
static VString	getLines(java.io.InputStream in) read and tokenize a stream by cr/lf
static byte[]	getMD5(java.io.InputStream is) calculate the md5 hash
static boolean	replaceBytes(java.io.InputStream in, java.io.OutputStream out, byte[] srcbytes, byte[] targetbytes, int nReplace) replace all occurences of srcbytes with targetbytes
static void	reset(java.io.InputStream stream)

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamUtil

public StreamUtil()

Method Detail

getBufferedInputStream

public static java.io.InputStream getBufferedInputStream(java.io.InputStream is)

return a reasonably well performing stream for is

Parameters:

is -

Returns:

the buffered stream

getBufferedOutputStream

public static java.io.OutputStream getBufferedOutputStream(java.io.OutputStream os)

return a reasonably well performing stream for os

Parameters:

os -

Returns:

the buffered stream

getLines

public static VString getLines(java.io.InputStream in)

read and tokenize a stream by cr/lf

Parameters:

in - the input stream to read

Returns:

a vector of strings, one for each line

replaceBytes

public static boolean replaceBytes(java.io.InputStream in,
                                   java.io.OutputStream out,
                                   byte[] srcbytes,
                                   byte[] targetbytes,
                                   int nReplace)

replace all occurences of srcbytes with targetbytes

Parameters:

in -

out -

srcbytes -

targetbytes -

n -

getMD5

public static byte[] getMD5(java.io.InputStream is)

calculate the md5 hash

Parameters:

is -

Returns:

close

public static void close(java.io.OutputStream ios)

exception catching null safe close

Parameters:

ios -

reset

public static void reset(java.io.InputStream stream)

Parameters:

stream -

close

public static void close(java.io.InputStream ios)

exception catching null safe close

Parameters:

ios -