Package nl.gx.webmanager.handler.util

Class StreamingParser

java.lang.Object

java.io.Writer

nl.gx.webmanager.handler.util.StreamingParser

All Implemented Interfaces:

Closeable, Flushable, Appendable, AutoCloseable

public abstract class StreamingParser
extends 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

Constructors

Constructor	Description
StreamingParser(String startDelimiter, String endDelimiter)	Constructs a StreamingParser.

Method Summary

Modifier and Type	Method	Description
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(String startTag, String value, String endTag)
static void	main(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(String str)	Write a string.

Methods inherited from class java.io.Writer

append, append, append, nullWriter, 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(String startDelimiter,
                       String endDelimiter)

Constructs a StreamingParser.

Parameters:

startDelimiter - The start string

endDelimiter - The end string

Method Detail

handle

protected abstract void handle(String startTag,
                               String value,
                               String endTag)
                        throws IOException

Throws:

IOException

characters

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

Throws:

IOException

write

public void write(int c)
           throws IOException

Write a single character.

Overrides:

write in class Writer

Parameters:

c - int specifying a character to be written.

Throws:

IOException - If an I/O error occurs

write

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

Write a portion of an array of characters.

Specified by:

write in class Writer

Parameters:

str - Array of characters

off - Offset from which to start writing characters

len - Number of characters to write

Throws:

IOException - If an I/O error occurs

write

public void write(String str)
           throws IOException

Write a string.

Overrides:

write in class Writer

Parameters:

str - String to be written

Throws:

IOException - If an I/O error occurs

flush

public void flush()
           throws IOException

Flush the stream.

Specified by:

flush in interface Flushable

Specified by:

flush in class Writer

Throws:

IOException - If an I/O error occurs

close

public void close()
           throws IOException

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

Specified by:

close in interface AutoCloseable

Specified by:

close in interface Closeable

Specified by:

close in class Writer

Throws:

IOException - If an I/O error occurs

finish

protected void finish()
               throws IOException

Throws:

IOException

main

public static void main(String[] args)