ProxyPrintStream.java
/* *******************************************************************
* Copyright (c) 1999-2001 Xerox Corporation,
* 2002 Palo Alto Research Center, Incorporated (PARC).
* All rights reserved.
* This program and the accompanying materials are made available
* under the terms of the Eclipse Public License v 2.0
* which accompanies this distribution and is available at
* https://www.eclipse.org/org/documents/epl-2.0/EPL-2.0.txt
*
* Contributors:
* Xerox/PARC initial implementation
* ******************************************************************/
package org.aspectj.testing.util;
import java.io.IOException;
import java.io.PrintStream;
/** Wrap a delegate PrintStream, permitting output to be suppressed. */
public class ProxyPrintStream extends PrintStream {
private final PrintStream delegate;
private boolean hiding;
public ProxyPrintStream(PrintStream delegate ) {
super(NullPrintStream.NULL_OutputStream);
LangUtil.throwIaxIfNull(delegate, "delegate");
this.delegate = delegate;
}
public void hide() {
hiding = true;
}
public void show() {
hiding = false;
}
public boolean isHiding() {
return hiding;
}
public void write(int b) {
if (!hiding) delegate.write(b);
}
public void write(byte[] b) throws IOException {
if (!hiding) delegate.write(b);
}
public void write(byte[] b, int off, int len) {
if (!hiding) delegate.write(b, off, len);
}
public void print(boolean arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(char arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(char[] arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(double arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(float arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(int arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(long arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(Object arg0) {
if (!hiding) delegate.print(arg0);
}
public void print(String arg0) {
if (!hiding) delegate.print(arg0);
}
public void println() {
if (!hiding) delegate.println();
}
public void println(boolean arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(char arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(char[] arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(double arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(float arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(int arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(long arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(Object arg0) {
if (!hiding) delegate.println(arg0);
}
public void println(String arg0) {
if (!hiding) delegate.println(arg0);
}
}