httpcore-ab/src/main/java/org/apache/http/benchmark/CountingOutputStream.java

/*
 * ====================================================================
 * 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.
 * ====================================================================
 *
 * This software consists of voluntary contributions made by many
 * individuals on behalf of the Apache Software Foundation.  For more
 * information on the Apache Software Foundation, please see
 * <http://www.apache.org/>.
 *
 */
package org.apache.http.benchmark;

import java.io.FilterOutputStream;
import java.io.IOException;
import java.io.OutputStream;

class CountingOutputStream extends FilterOutputStream {

    private final Stats stats;
    
    CountingOutputStream(final OutputStream outstream, final Stats stats) {
        super(outstream);
        this.stats = stats;
    }

    @Override
    public void write(int b) throws IOException {
        this.out.write(b);
        this.stats.incTotalBytesSent(1);
    }

    @Override
    public void write(byte[] b) throws IOException {
        this.out.write(b);
        this.stats.incTotalBytesSent(b.length);
    }

    @Override
    public void write(byte[] b, int off, int len) throws IOException {
        this.out.write(b, off, len);
        this.stats.incTotalBytesSent(len);
    }
    
}