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/*
 * Copyright 2001-2004 The Apache Software Foundation.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 * 
 *      http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */ 


package org.apache.commons.logging.impl;


import java.io.Serializable;
import org.apache.commons.logging.Log;


/**
 * 

Trivial implementation of Log that throws away all messages. No * configurable system properties are supported.

* * @author Scott Sanders * @author Rod Waldhoff * @version $Id: NoOpLog.java,v 1.8 2004/06/06 21:13:12 rdonkin Exp $ */ public class NoOpLog implements Log, Serializable { /** Convenience constructor */ public NoOpLog() { } /** Base constructor */ public NoOpLog(String name) { } /** Do nothing */ public void trace(Object message) { } /** Do nothing */ public void trace(Object message, Throwable t) { } /** Do nothing */ public void debug(Object message) { } /** Do nothing */ public void debug(Object message, Throwable t) { } /** Do nothing */ public void info(Object message) { } /** Do nothing */ public void info(Object message, Throwable t) { } /** Do nothing */ public void warn(Object message) { } /** Do nothing */ public void warn(Object message, Throwable t) { } /** Do nothing */ public void error(Object message) { } /** Do nothing */ public void error(Object message, Throwable t) { } /** Do nothing */ public void fatal(Object message) { } /** Do nothing */ public void fatal(Object message, Throwable t) { } /** * Debug is never enabled. * * @return false */ public final boolean isDebugEnabled() { return false; } /** * Error is never enabled. * * @return false */ public final boolean isErrorEnabled() { return false; } /** * Fatal is never enabled. * * @return false */ public final boolean isFatalEnabled() { return false; } /** * Info is never enabled. * * @return false */ public final boolean isInfoEnabled() { return false; } /** * Trace is never enabled. * * @return false */ public final boolean isTraceEnabled() { return false; } /** * Warn is never enabled. * * @return false */ public final boolean isWarnEnabled() { return false; } }


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