001/* 002 * Licensed to the Apache Software Foundation (ASF) under one or more 003 * contributor license agreements. See the NOTICE file distributed with 004 * this work for additional information regarding copyright ownership. 005 * The ASF licenses this file to You under the Apache License, Version 2.0 006 * (the "License"); you may not use this file except in compliance with 007 * the License. You may obtain a copy of the License at 008 * 009 * http://www.apache.org/licenses/LICENSE-2.0 010 * 011 * Unless required by applicable law or agreed to in writing, software 012 * distributed under the License is distributed on an "AS IS" BASIS, 013 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 014 * See the License for the specific language governing permissions and 015 * limitations under the License. 016 */ 017package org.apache.log4j.spi; 018import java.io.Writer; 019 020/** 021 * NullWriter is an obsolete class provided only for 022 * binary compatibility with earlier versions of log4j and should not be used. 023 * 024 * @deprecated 025 */ 026class NullWriter extends Writer { 027 028 public void close() { 029 // blank 030 } 031 032 public void flush() { 033 // blank 034 } 035 036 public void write(char[] cbuf, int off, int len) { 037 // blank 038 } 039}