fedora.server.utilities
Class StreamUtility

java.lang.Object
  fedora.server.utilities.StreamUtility

public abstract class StreamUtility
extends java.lang.Object

Utility methods for working with character-based or raw sequences of data.

Version:

$Id: StreamUtility.java 5218 2006-11-20 05:10:11Z cwilper $

Author:

cwilper@cs.cornell.edu

Constructor Summary

StreamUtility()

Method Summary

static byte[]	decodeBase64(java.lang.String data)
static void	enc(char[] in, int start, int length, java.lang.StringBuffer out) Appends an XML-appropriate encoding of the given range of characters to the given StringBuffer.
static void	enc(char in, java.lang.StringBuffer out) Appends an XML-appropriate encoding of the given character to the given StringBuffer.
static java.lang.String	enc(java.lang.String in) Returns an XML-appropriate encoding of the given String.
static void	enc(java.lang.String in, java.lang.StringBuffer out) Appends an XML-appropriate encoding of the given String to the given StringBuffer.
static java.lang.String	encodeBase64(byte[] data)
static java.lang.String	encodeBase64(java.io.InputStream is)
static void	pipeStream(java.io.InputStream in, java.io.OutputStream out, int bufSize) Copies the contents of an InputStream to an OutputStream, then closes both.

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamUtility

public StreamUtility()

Method Detail

enc

public static java.lang.String enc(java.lang.String in)

Returns an XML-appropriate encoding of the given String.

Parameters:

in - The String to encode.

Returns:

A new, encoded String.

enc

public static void enc(java.lang.String in,
                       java.lang.StringBuffer out)

Appends an XML-appropriate encoding of the given String to the given StringBuffer.

Parameters:

in - The String to encode.

out - The StringBuffer to write to.

enc

public static void enc(char[] in,
                       int start,
                       int length,
                       java.lang.StringBuffer out)

Appends an XML-appropriate encoding of the given range of characters to the given StringBuffer.

Parameters:

in - The char buffer to read from.

start - The starting index.

length - The number of characters in the range.

out - The StringBuffer to write to.

enc

public static void enc(char in,
                       java.lang.StringBuffer out)

Appends an XML-appropriate encoding of the given character to the given StringBuffer.

Parameters:

in - The character.

out - The StringBuffer to write to.

pipeStream

public static void pipeStream(java.io.InputStream in,
                              java.io.OutputStream out,
                              int bufSize)
                       throws java.io.IOException

Copies the contents of an InputStream to an OutputStream, then closes both.

Parameters:

in - The source stream.

out - The target stram.

bufSize - Number of bytes to attempt to copy at a time.

Throws:

java.io.IOException - If any sort of read/write error occurs on either stream.

decodeBase64

public static byte[] decodeBase64(java.lang.String data)

encodeBase64

public static java.lang.String encodeBase64(byte[] data)

encodeBase64

public static java.lang.String encodeBase64(java.io.InputStream is)