org.commonjava.util.partyline.fixture.TimedFileWriter.java Source code

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Here is the source code for org.commonjava.util.partyline.fixture.TimedFileWriter.java

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/**
 * Copyright (C) 2015 Red Hat, Inc. (jdcasey@commonjava.org)
 *
 * 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.commonjava.util.partyline.fixture;

import org.apache.commons.io.IOUtils;
import org.commonjava.util.partyline.AbstractJointedIOTest;
import org.commonjava.util.partyline.JoinableFile;

import java.util.concurrent.CountDownLatch;

public final class TimedFileWriter implements Runnable {
    private final long delay;

    private final JoinableFile stream;

    private final CountDownLatch latch;

    public TimedFileWriter(final JoinableFile stream, final long delay, final CountDownLatch latch) {
        this.stream = stream;
        this.delay = delay;
        this.latch = latch;
    }

    @Override
    public void run() {
        System.out.println(Thread.currentThread().getName() + ": initializing write.");
        try {
            System.out.println(Thread.currentThread().getName() + ": Writing with per-line delay of: " + delay);
            for (int i = 0; i < AbstractJointedIOTest.COUNT; i++) {
                //                    System.out.println( "Sleeping: " + delay );
                Thread.sleep(delay);

                //                    System.out.println( "Writing: " + i );
                stream.getOutputStream().write(String.format("%d\n", i).getBytes());
            }

            System.out.println(Thread.currentThread().getName() + ": write done.");
        } catch (final Exception e) {
            e.printStackTrace();
        } finally {
            IOUtils.closeQuietly(stream);
            latch.countDown();
        }
    }
}