org.apache.log4j.helpers.CountingQuietWriter Maven / Gradle / Ivy

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/*
 * Licensed to the Apache Software Foundation (ASF) under one or more
 * contributor license agreements.  See the NOTICE file distributed with
 * this work for additional information regarding copyright ownership.
 * The ASF licenses this file to You 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.IOException;
import java.io.Writer;

import org.apache.log4j.spi.ErrorCode;
import org.apache.log4j.spi.ErrorHandler;

/**
 * Counts the number of bytes written.
 *
 * @since 0.8.1
 */
public class CountingQuietWriter extends QuietWriter {

    protected long count;

    public CountingQuietWriter(final Writer writer, final ErrorHandler eh) {
        super(writer, eh);
    }

    public long getCount() {
        return count;
    }

    public void setCount(final long count) {
        this.count = count;
    }

    @Override
    public void write(final String string) {
        try {
            out.write(string);
            count += string.length();
        } catch (final IOException e) {
            errorHandler.error("Write failure.", e, ErrorCode.WRITE_FAILURE);
        }
    }

}