/* * Copyright 1999-2005 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.log4j.helpers; import java.io.Writer; import java.io.IOException; import org.apache.log4j.spi.ErrorHandler; import org.apache.log4j.spi.ErrorCode; /** Counts the number of bytes written. @author Heinz Richter, heinz.richter@frogdot.com @since 0.8.1 */ public class CountingQuietWriter extends QuietWriter { protected long count; public CountingQuietWriter(Writer writer, ErrorHandler eh) { super(writer, eh); } public void write(String string) { try { out.write(string); count += string.length(); } catch(IOException e) { errorHandler.error("Write failure.", e, ErrorCode.WRITE_FAILURE); } } public long getCount() { return count; } public void setCount(long count) { this.count = count; } }