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FilterWriter.java
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1997-08-30
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/*
* @(#)FilterWriter.java 1.5 97/01/27
*
* Copyright (c) 1995, 1996 Sun Microsystems, Inc. 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.
*
* SUN MAKES NO REPRESENTATIONS OR WARRANTIES ABOUT THE SUITABILITY OF THE
* SOFTWARE, EITHER EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE
* IMPLIED WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR
* PURPOSE, OR NON-INFRINGEMENT. SUN SHALL NOT BE LIABLE FOR ANY DAMAGES
* SUFFERED BY LICENSEE AS A RESULT OF USING, MODIFYING OR DISTRIBUTING
* THIS SOFTWARE OR ITS DERIVATIVES.
*
* CopyrightVersion 1.1_beta
*
*/
package java.io;
/**
* Abstract class for writing filtered character streams.
*
* @version 1.5, 97/01/27
* @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();
}
}