nl.gx.webmanager.handler.util
Class StreamingParser

java.lang.Object
  java.io.Writer
      nl.gx.webmanager.handler.util.StreamingParser

All Implemented Interfaces:

java.io.Closeable, java.io.Flushable, java.lang.Appendable

public abstract class StreamingParser
extends java.io.Writer

Baseclass for LoggingFilterWriter. Provides functionality to filter a writer. It looks for a begin and end delimiter and calls the handle method when a pair is found. Subclasses must implement this handle method.

Field Summary

Fields inherited from class java.io.Writer

lock

Constructor Summary

StreamingParser(java.lang.String startDelimiter, java.lang.String endDelimiter)
Constructs a StreamingParser.

Method Summary

protected abstract void	characters(char[] values, int from, int to)
void	close() Close the stream, flushing it first.
protected void	finish()
void	flush() Flush the stream.
protected abstract void	handle(java.lang.String startTag, java.lang.String value, java.lang.String endTag)
static void	main(java.lang.String[] args)
void	write(char[] str, int off, int len) Write a portion of an array of characters.
void	write(int c) Write a single character.
void	write(java.lang.String str) Write a string.

Methods inherited from class java.io.Writer

append, append, append, write, write

Methods inherited from class java.lang.Object

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

Constructor Detail

StreamingParser

public StreamingParser(java.lang.String startDelimiter,
                       java.lang.String endDelimiter)

Constructs a StreamingParser.

Parameters:

startDelimiter - The start string

endDelimiter - The end string

Method Detail

handle

protected abstract void handle(java.lang.String startTag,
                               java.lang.String value,
                               java.lang.String endTag)
                        throws java.io.IOException

Throws:

java.io.IOException

characters

protected abstract void characters(char[] values,
                                   int from,
                                   int to)
                            throws java.io.IOException

Throws:

java.io.IOException

write

public void write(int c)
           throws java.io.IOException

Write a single character.

Overrides:

write in class java.io.Writer

Parameters:

c - int specifying a character to be written.

Throws:

java.io.IOException - If an I/O error occurs

write

public void write(char[] str,
                  int off,
                  int len)
           throws java.io.IOException

Write a portion of an array of characters.

Specified by:

write in class java.io.Writer

Parameters:

str - Array of characters

off - Offset from which to start writing characters

len - Number of characters to write

Throws:

java.io.IOException - If an I/O error occurs

write

public void write(java.lang.String str)
           throws java.io.IOException

Write a string.

Overrides:

write in class java.io.Writer

Parameters:

str - String to be written

Throws:

java.io.IOException - If an I/O error occurs

flush

public void flush()
           throws java.io.IOException

Flush the stream.

Specified by:

flush in interface java.io.Flushable

Specified by:

flush in class java.io.Writer

Throws:

java.io.IOException - If an I/O error occurs

close

public void close()
           throws java.io.IOException

Close the stream, flushing it first. The underlying output stream will not be closed.

Specified by:

close in interface java.io.Closeable

Specified by:

close in class java.io.Writer

Throws:

java.io.IOException - If an I/O error occurs

finish

protected void finish()
               throws java.io.IOException

Throws:

java.io.IOException

main

public static void main(java.lang.String[] args)