cassandra-trunk/tools/stress/src/org/apache/cassandra/stress/util/MultiResultLogger.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.
 */

package org.apache.cassandra.stress.util;

import java.io.PrintStream;
import java.util.ArrayList;
import java.util.List;

public class MultiResultLogger implements ResultLogger
{
    private final List<PrintStream> streams = new ArrayList<>();

    public MultiResultLogger(PrintStream printStream)
    {
        streams.add(printStream);
    }

    public void println(String line)
    {
        for (PrintStream stream : streams)
        {
            stream.println(line);
        }
    }

    public void println()
    {
        for (PrintStream stream : streams)
        {
            stream.println();
        }
    }

    public void printException(Exception e)
    {
        for (PrintStream stream : streams)
        {
            e.printStackTrace(stream);
        }
    }

    public void flush()
    {
        for (PrintStream stream : streams)
        {
            stream.flush();
        }
    }

    public void printf(String s, Object... args)
    {
        for (PrintStream stream : streams)
        {
            stream.printf(s, args);
        }
    }

    public void addStream(PrintStream additionalPrintStream)
    {
        streams.add(additionalPrintStream);
    }
}
