You can not select more than 25 topics
Topics must start with a letter or number, can include dashes ('-') and can be up to 35 characters long.
108 lines
2.3 KiB
108 lines
2.3 KiB
/*
|
|
* Copyright (c) 1996, 2005, Oracle and/or its affiliates. All rights reserved.
|
|
* ORACLE PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*
|
|
*/
|
|
|
|
package java.io;
|
|
|
|
|
|
/**
|
|
* Abstract class for writing filtered character streams.
|
|
* The abstract class <code>FilterWriter</code> itself
|
|
* provides default methods that pass all requests to the
|
|
* contained stream. Subclasses of <code>FilterWriter</code>
|
|
* should override some of these methods and may also
|
|
* provide additional methods and fields.
|
|
*
|
|
* @author Mark Reinhold
|
|
* @since JDK1.1
|
|
*/
|
|
|
|
public abstract class FilterWriter extends Writer {
|
|
|
|
/**
|
|
* The underlying character-output stream.
|
|
*/
|
|
protected Writer out;
|
|
|
|
/**
|
|
* Create a new filtered writer.
|
|
*
|
|
* @param out a Writer object to provide the underlying stream.
|
|
* @throws NullPointerException if <code>out</code> is <code>null</code>
|
|
*/
|
|
protected FilterWriter(Writer out) {
|
|
super(out);
|
|
this.out = out;
|
|
}
|
|
|
|
/**
|
|
* Writes a single character.
|
|
*
|
|
* @exception IOException If an I/O error occurs
|
|
*/
|
|
public void write(int c) throws IOException {
|
|
out.write(c);
|
|
}
|
|
|
|
/**
|
|
* Writes a portion of an array of characters.
|
|
*
|
|
* @param cbuf Buffer of characters to be written
|
|
* @param off Offset from which to start reading characters
|
|
* @param len Number of characters to be written
|
|
*
|
|
* @exception IOException If an I/O error occurs
|
|
*/
|
|
public void write(char cbuf[], int off, int len) throws IOException {
|
|
out.write(cbuf, off, len);
|
|
}
|
|
|
|
/**
|
|
* Writes a portion of a string.
|
|
*
|
|
* @param str String to be written
|
|
* @param off Offset from which to start reading characters
|
|
* @param len Number of characters to be written
|
|
*
|
|
* @exception IOException If an I/O error occurs
|
|
*/
|
|
public void write(String str, int off, int len) throws IOException {
|
|
out.write(str, off, len);
|
|
}
|
|
|
|
/**
|
|
* Flushes the stream.
|
|
*
|
|
* @exception IOException If an I/O error occurs
|
|
*/
|
|
public void flush() throws IOException {
|
|
out.flush();
|
|
}
|
|
|
|
public void close() throws IOException {
|
|
out.close();
|
|
}
|
|
|
|
}
|