| /* |
| * Copyright (c) 2004-2005 SLF4J.ORG |
| * Copyright (c) 2004-2005 QOS.ch |
| * |
| * All rights reserved. |
| * |
| * Permission is hereby granted, free of charge, to any person obtaining |
| * a copy of this software and associated documentation files (the |
| * "Software"), to deal in the Software without restriction, including |
| * without limitation the rights to use, copy, modify, merge, publish, |
| * distribute, and/or sell copies of the Software, and to permit persons |
| * to whom the Software is furnished to do so, provided that the above |
| * copyright notice(s) and this permission notice appear in all copies of |
| * the Software and that both the above copyright notice(s) and this |
| * permission notice appear in supporting documentation. |
| * |
| * THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, |
| * EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF |
| * MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT |
| * OF THIRD PARTY RIGHTS. IN NO EVENT SHALL THE COPYRIGHT HOLDER OR |
| * HOLDERS INCLUDED IN THIS NOTICE BE LIABLE FOR ANY CLAIM, OR ANY |
| * SPECIAL INDIRECT OR CONSEQUENTIAL DAMAGES, OR ANY DAMAGES WHATSOEVER |
| * RESULTING FROM LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF |
| * CONTRACT, NEGLIGENCE OR OTHER TORTIOUS ACTION, ARISING OUT OF OR IN |
| * CONNECTION WITH THE USE OR PERFORMANCE OF THIS SOFTWARE. |
| * |
| * Except as contained in this notice, the name of a copyright holder |
| * shall not be used in advertising or otherwise to promote the sale, use |
| * or other dealings in this Software without prior written authorization |
| * of the copyright holder. |
| * |
| */ |
| |
| package org.slf4j.impl; |
| |
| import org.slf4j.ULogger; |
| |
| |
| /** |
| * A no operation (NOP) implementation of {@link ULogger}. |
| * |
| * @author Ceki Gülcü |
| */ |
| public class NOPLogger implements ULogger { |
| |
| /** |
| * The unique instance of NOPLogger. |
| */ |
| public final static NOPLogger NOP_LOGGER = new NOPLogger(); |
| |
| /** |
| * There is no point in people creating multiple instances of NullLogger. |
| * Hence, the private access modifier. |
| */ |
| private NOPLogger() { |
| } |
| |
| /* Always returns false. |
| * |
| * @see org.slf4j.Logger#isDebugEnabled() |
| */ |
| public boolean isDebugEnabled() { |
| return false; |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#debug(java.lang.Object) |
| */ |
| public void debug(Object msg) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#debug(java.lang.Object, java.lang.Object) |
| */ |
| public void debug(Object parameterizedMsg, Object param1) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#debug(java.lang.Object, java.lang.Object, java.lang.Object) |
| */ |
| public void debug(String parameterizedMsg, Object param1, Object param2) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#debug(java.lang.Object, java.lang.Throwable) |
| */ |
| public void debug(Object msg, Throwable t) { |
| // NOP |
| } |
| |
| /* Always returns false. |
| * @see org.slf4j.Logger#isInfoEnabled() |
| */ |
| public boolean isInfoEnabled() { |
| // NOP |
| return false; |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#info(java.lang.Object) |
| */ |
| public void info(Object msg) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#info(java.lang.Object, java.lang.Object) |
| */ |
| public void info(Object parameterizedMsg, Object param1) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#info(java.lang.Object, java.lang.Object, java.lang.Object) |
| */ |
| public void info(String parameterizedMsg, Object param1, Object param2) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#info(java.lang.Object, java.lang.Throwable) |
| */ |
| public void info(Object msg, Throwable t) { |
| // NOP |
| } |
| |
| /* Always returns false. |
| * @see org.slf4j.Logger#isWarnEnabled() |
| */ |
| public boolean isWarnEnabled() { |
| return false; |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#warn(java.lang.Object) |
| */ |
| public void warn(Object msg) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#warn(java.lang.Object, java.lang.Object) |
| */ |
| public void warn(Object parameterizedMsg, Object param1) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#warn(java.lang.Object, java.lang.Object, java.lang.Object) |
| */ |
| public void warn(String parameterizedMsg, Object param1, Object param2) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#warn(java.lang.Object, java.lang.Throwable) |
| */ |
| public void warn(Object msg, Throwable t) { |
| // NOP |
| } |
| |
| /* Always returns false. |
| * @see org.slf4j.Logger#isErrorEnabled() |
| */ |
| public boolean isErrorEnabled() { |
| return false; |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#error(java.lang.Object) |
| */ |
| public void error(Object msg) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#error(java.lang.Object, java.lang.Object) |
| */ |
| public void error(Object parameterizedMsg, Object param1) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#error(java.lang.Object, java.lang.Object, java.lang.Object) |
| */ |
| public void error(String parameterizedMsg, Object param1, Object param2) { |
| // NOP |
| } |
| |
| /* A NOP implementation. |
| * @see org.slf4j.Logger#error(java.lang.Object, java.lang.Throwable) |
| */ |
| public void error(Object msg, Throwable t) { |
| // NOP |
| } |
| |
| } |