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FilterWriter.java
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1998-09-22
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/*
* @(#)FilterWriter.java 1.6 98/07/01
*
* Copyright 1995-1998 by Sun Microsystems, Inc.,
* 901 San Antonio Road, Palo Alto, California, 94303, U.S.A.
* All rights reserved.
*
* This software is the confidential and proprietary information
* of Sun Microsystems, Inc. ("Confidential Information"). You
* shall not disclose such Confidential Information and shall use
* it only in accordance with the terms of the license agreement
* you entered into with Sun.
*/
package java.io;
/**
* Abstract class for writing filtered character streams.
*
* @version 1.6, 98/07/01
* @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.
*/
protected FilterWriter(Writer out) {
super(out);
this.out = out;
}
/**
* Write a single character.
*
* @exception IOException If an I/O error occurs
*/
public void write(int c) throws IOException {
out.write(c);
}
/**
* Write 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);
}
/**
* Write 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);
}
/**
* Flush the stream.
*
* @exception IOException If an I/O error occurs
*/
public void flush() throws IOException {
out.flush();
}
/**
* Close the stream.
*
* @exception IOException If an I/O error occurs
*/
public void close() throws IOException {
out.close();
}
}