| /* |
| * 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; |
| |
| /** |
| * <p> |
| * Trivial implementation of Log that throws away all messages. No configurable |
| * system properties are supported. |
| * |
| * |
| * @author <a href="mailto:sanders@apache.org">Scott Sanders</a> |
| * @author Rod Waldhoff |
| * @version $Id: NoOpLog.java,v 1.8 2004/06/06 21:13:12 rdonkin Exp $ |
| */ |
| public class NoOpLog implements Log, Serializable { |
| private static final long serialVersionUID = 561423906191706148L; |
| |
| /** 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; |
| } |
| |
| } |