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Posted to dev@commons.apache.org by ba...@apache.org on 2003/12/29 07:18:09 UTC
cvs commit: jakarta-commons-sandbox/io/src/java/org/apache/commons/io/input ProxyReader.java
bayard 2003/12/28 22:18:08
Added: io/src/java/org/apache/commons/io/output ProxyWriter.java
io/src/java/org/apache/commons/io/input ProxyReader.java
Log:
FilterReader and FilterWriter are not predictable either, so adding these simple classes
Revision Changes Path
1.1 jakarta-commons-sandbox/io/src/java/org/apache/commons/io/output/ProxyWriter.java
Index: ProxyWriter.java
===================================================================
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowledgement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgement may appear in the software itself,
* if and wherever such third-party acknowledgements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.commons.io.output;
import java.io.IOException;
import java.io.FilterWriter;
import java.io.Writer;
/**
*
* A Proxy stream which acts as expected, that is it passes the method
* calls on to the proxied stream and doesn't change which methods are
* being called. It is an alternative base class to FilterWriter
* to increase reusability, because FilterWriter changes the
* methods being called, such as write(char[]) to write(char[], int, int)
* and write(String) to write(String, int, int).
*/
public class ProxyWriter extends FilterWriter {
private Writer proxy;
/**
* Constructs a new ProxyWriter.
* @param proxy Writer to delegate to
*/
public ProxyWriter(Writer proxy) {
super(proxy);
this.proxy = proxy;
}
/** @see java.io.Writer#write(int) */
public void write(int idx) throws IOException {
this.proxy.write(idx);
}
/** @see java.io.Writer#write(char[]) */
public void write(char[] chr) throws IOException {
this.proxy.write(chr);
}
/** @see java.io.Writer#write(char[], int, int) */
public void write(char[] chr, int st, int end) throws IOException {
this.proxy.write(chr, st, end);
}
/** @see java.io.Writer#write(String) */
public void write(String str) throws IOException {
this.proxy.write(str);
}
/** @see java.io.Writer#write(String, int, int) */
public void write(String str, int st, int end) throws IOException {
this.proxy.write(str, st, end);
}
/** @see java.io.Writer#flush() */
public void flush() throws IOException {
this.proxy.flush();
}
/** @see java.io.Writer#close() */
public void close() throws IOException {
this.proxy.close();
}
}
1.1 jakarta-commons-sandbox/io/src/java/org/apache/commons/io/input/ProxyReader.java
Index: ProxyReader.java
===================================================================
/* ====================================================================
* The Apache Software License, Version 1.1
*
* Copyright (c) 2002-2003 The Apache Software Foundation. All rights
* reserved.
*
* Redistribution and use in source and binary forms, with or without
* modification, are permitted provided that the following conditions
* are met:
*
* 1. Redistributions of source code must retain the above copyright
* notice, this list of conditions and the following disclaimer.
*
* 2. Redistributions in binary form must reproduce the above copyright
* notice, this list of conditions and the following disclaimer in
* the documentation and/or other materials provided with the
* distribution.
*
* 3. The end-user documentation included with the redistribution, if
* any, must include the following acknowledgement:
* "This product includes software developed by the
* Apache Software Foundation (http://www.apache.org/)."
* Alternately, this acknowledgement may appear in the software itself,
* if and wherever such third-party acknowledgements normally appear.
*
* 4. The names "The Jakarta Project", "Commons", and "Apache Software
* Foundation" must not be used to endorse or promote products derived
* from this software without prior written permission. For written
* permission, please contact apache@apache.org.
*
* 5. Products derived from this software may not be called "Apache"
* nor may "Apache" appear in their names without prior written
* permission of the Apache Software Foundation.
*
* THIS SOFTWARE IS PROVIDED ``AS IS'' AND ANY EXPRESSED OR IMPLIED
* WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES
* OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE
* DISCLAIMED. IN NO EVENT SHALL THE APACHE SOFTWARE FOUNDATION OR
* ITS CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL,
* SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT
* LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF
* USE, DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND
* ON ANY THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY,
* OR TORT (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT
* OF THE USE OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF
* SUCH DAMAGE.
* ====================================================================
*
* This software consists of voluntary contributions made by many
* individuals on behalf of the Apache Software Foundation. For more
* information on the Apache Software Foundation, please see
* <http://www.apache.org/>.
*/
package org.apache.commons.io.input;
import java.io.FilterReader;
import java.io.IOException;
import java.io.Reader;
/**
* A Proxy stream which acts as expected, that is it passes the method
* calls on to the proxied stream and doesn't change which methods are
* being called. It is an alternative base class to FilterReader
* to increase reusability, because FilterReader changes the
* methods being called, such as read(char[]) to read(char[], int, int).
*/
public abstract class ProxyReader extends FilterReader {
private Reader proxy;
/**
* Constructs a new ProxyReader.
* @param proxy Reader to delegate to
*/
public ProxyReader(Reader proxy) {
super(proxy);
this.proxy = proxy;
}
/** @see java.io.Reader#read() */
public int read() throws IOException {
return this.proxy.read();
}
/** @see java.io.Reader#read(char[]) */
public int read(char[] chr) throws IOException {
return this.proxy.read(chr);
}
/** @see java.io.Reader#read(char[], int, int) */
public int read(char[] chr, int st, int end) throws IOException {
return this.proxy.read(chr, st, end);
}
/** @see java.io.Reader#skip(long) */
public long skip(long ln) throws IOException {
return this.proxy.skip(ln);
}
/** @see java.io.Reader#ready() */
public boolean ready() throws IOException {
return this.proxy.ready();
}
/** @see java.io.Reader#close() */
public void close() throws IOException {
this.proxy.close();
}
/** @see java.io.Reader#mark(int) */
public synchronized void mark(int idx) throws IOException {
this.proxy.mark(idx);
}
/** @see java.io.Reader#reset() */
public synchronized void reset() throws IOException {
this.proxy.reset();
}
/** @see java.io.Reader#markSupported() */
public boolean markSupported() {
return this.proxy.markSupported();
}
}
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