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java.io
Class FilterWriter

java.lang.Object
  |
  +--java.io.Writer
        |
        +--java.io.FilterWriter

public abstract class FilterWriter

extends Writer

Abstract class for writing filtered character streams.

Since:

JDK1.1

Field Summary

protected Writer

out The underlying character-output stream.

Fields inherited from class java.io.Writer

lock

Constructor Summary

protected

FilterWriter(Writer out) Create a new filtered writer.

Method Summary

void	close() Close the stream.
void	flush() Flush the stream.
void	write(char[] cbuf, int off, int len) Write a portion of an array of characters.
void	write(int c) Write a single character.
void	write(String str, int off, int len) Write a portion of a string.

Methods inherited from class java.io.Writer

write, write

Methods inherited from class java.lang.Object

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

Field Detail

out

protected Writer out

The underlying character-output stream.

Constructor Detail

FilterWriter

protected FilterWriter(Writer out)

Create a new filtered writer.

Parameters:

out - a Writer object to provide the underlying stream.

Method Detail

write

public void write(int c)
           throws IOException

Write a single character.

Overrides:

write in class Writer

Throws:

IOException - If an I/O error occurs

write

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

Write a portion of an array of characters.

Overrides:

write in class Writer

Parameters:

cbuf - Buffer of characters to be written

off - Offset from which to start reading characters

len - Number of characters to be written

Throws:

IOException - If an I/O error occurs

write

public void write(String str,
                  int off,
                  int len)
           throws IOException

Write a portion of a string.

Overrides:

write in class Writer

Parameters:

str - String to be written

off - Offset from which to start reading characters

len - Number of characters to be written

Throws:

IOException - If an I/O error occurs

flush

public void flush()
           throws IOException

Flush the stream.

Overrides:

flush in class Writer

Throws:

IOException - If an I/O error occurs

close

public void close()
           throws IOException

Close the stream.

Overrides:

close in class Writer

Throws:

IOException - If an I/O error occurs