Example usage for org.apache.commons.collections Buffer add

List of usage examples for org.apache.commons.collections Buffer add

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Introduction

In this page you can find the example usage for org.apache.commons.collections Buffer add.

Prototype

boolean add(E e);

Source Link

Document

Ensures that this collection contains the specified element (optional operation).

Usage

From source file:edu.illinois.enforcemop.examples.apache.collections.TestBoundedBuffer.java

/**@TO-DO How do we handle timed events? */
@Test/*from   ww w . ja  va2  s  .c  om*/
//  @Schedule(name = "addToFullBufferRemoveViaIterator", sequence = "[beforeAdd:afterAdd]@main->beforeRemove@removeThread")
public void testAddToFullBufferRemoveViaIterator() {
    final Buffer bounded = BoundedBuffer.decorate(new UnboundedFifoBuffer(), 1, 500);
    bounded.add("Hello");
    new NonDelayedIteratorRemove(bounded, 100, "removeThread").start();
    /* @Event("beforeAdd")*/
    bounded.add("World");
    /* @Event("afterAdd")*/
    assertEquals(1, bounded.size());
    assertEquals("World", bounded.get());

}

From source file:edu.illinois.enforcemop.examples.apache.collections.TestBoundedBuffer.java

@Test
//  @Schedule(name = "default", sequence = "[beforeAdd:afterAdd]@main->beforeRemove@removeThread")
public void testAddAllToFullBufferRemoveViaIterator() {
    final Buffer bounded = BoundedBuffer.decorate(new UnboundedFifoBuffer(), 2, 500);
    bounded.add("Hello");
    bounded.add("World");
    new NonDelayedIteratorRemove(bounded, 100, 2, "removeThread").start();
    /* @Event("beforeAdd")*/
    bounded.addAll(Arrays.asList(new String[] { "Foo", "Bar" }));
    /* @Event("afterAdd")*/
    assertEquals(2, bounded.size());//from   ww w .  j a v a  2 s.c om
    assertEquals("Foo", bounded.remove());
    assertEquals("Bar", bounded.remove());
}

From source file:edu.illinois.enforcemop.examples.apache.collections.TestBoundedBuffer.java

@Test
// @Schedule(name = "addToFullBufferWithTimeout", sequence = "[beforeAdd:afterAdd]@main->beforeRemove@removeThread,afterRemove@removeThread->afterAdd@main")
public void testAddToFullBufferWithTimeout() {
    final Buffer bounded = BoundedBuffer.decorate(new UnboundedFifoBuffer(), 1, 500);
    bounded.add("Hello");
    new NonDelayedRemove(bounded, 100, "removeThread").start();
    /* @Event("beforeAdd")*/
    bounded.add("World");
    /* @Event("afterAdd")*/
    assertEquals(1, bounded.size());/*from   w w w.j av  a2  s  .  c o m*/
    assertEquals("World", bounded.get());
    try {
        bounded.add("!");
        fail();
    } catch (BufferOverflowException e) {
    }
}

From source file:com.stainlesscode.mediapipeline.demux.EventAwareSimpleDemultiplexer.java

@SuppressWarnings("unchecked")
protected void demultiplexerLoop() throws NoSuchElementException, IllegalStateException, Exception {
    if (LogUtil.isDebugEnabled())
        LogUtil.debug("In demultiplexerLoop()");

    int result = -1;

    if (packet == null) {
        packet = (IPacket) engineRuntime.getPacketPool().borrowObject();

        engineRuntime.getContainerLock().lock();
        try {//from   w ww  .  jav a2 s.  c  o m
            result = engineRuntime.getContainer().readNextPacket(packet);
            if (LogUtil.isDebugEnabled())
                LogUtil.debug(
                        "read packet " + packet.getTimeStamp() + " for stream " + packet.getStreamIndex());
        } finally {
            engineRuntime.getContainerLock().unlock();
        }
    } else {
        result = 0;
    }

    if (result >= 0) {
        if (packet != null) {
            if (LogUtil.isDebugEnabled())
                LogUtil.debug("extracting packet to buffer " + packet.getStreamIndex());
            Buffer destinationBuffer = engineRuntime.getStreamToBufferMap().get(packet.getStreamIndex());

            if (destinationBuffer == null) {
                packet = null;
            } else {
                try {
                    destinationBuffer.add(packet.copyReference());
                    packet = null;
                } catch (BufferOverflowException e) {
                    Thread.yield();
                }
            }
        }
    } else {
        LogUtil.error("result is " + result);
        if (result == -32) {
            // System.out.println("CLIP_END detected, firing event");
            // engineRuntime.getPlayer().fireMediaPlayerEvent(
            // new MediaPlayerEvent(engineRuntime.getPlayer(),
            // MediaPlayerEvent.CLIP_END));
            setMarkedForDeath(true);
        }
        IError error = IError.make(result);
        LogUtil.error("ERROR: " + error.getDescription());
    }
}

From source file:com.stainlesscode.mediapipeline.demux.SimpleDemultiplexer.java

@Override
public void handlePacket(IPacket packet) throws DemultiplexerException {
    if (LogUtil.isDebugEnabled())
        LogUtil.debug("extracting packet to buffer " + packet.getStreamIndex());

    Buffer destinationBuffer = engineRuntime.getStreamToBufferMap().get(packet.getStreamIndex());

    if (destinationBuffer == null) {
        LogUtil.debug("No destination configured for packet stream " + packet.getStreamIndex());
        returnBorrowed(packet);/*  w  w  w  .  ja  v a2 s . c  o m*/
    } else {
        try {
            destinationBuffer.add(packet.copyReference());
            // packet = null;
        } catch (BufferOverflowException e) {
            System.err.println(e.getMessage());
            return;
        }
    }
}

From source file:com.stainlesscode.mediapipeline.demux.MultispeedDemultiplexer.java

@SuppressWarnings("unchecked")
public void run() {
    while (!isMarkedForDeath()) {
        if (engineRuntime.isPaused())
            continue;

        if (LogUtil.isDebugEnabled())
            LogUtil.debug("In demultiplexerLoop()");

        int result = -1;

        if (packet == null) {
            try {
                packet = (IPacket) engineRuntime.getPacketPool().borrowObject();
            } catch (NoSuchElementException e) {
                LogUtil.error("Unable to borrow packet for decode");
                continue;
            } catch (IllegalStateException e) {
                LogUtil.error("Unable to borrow packet for decode");
                continue;
            } catch (Exception e) {
                LogUtil.error("Unable to borrow packet for decode");
                continue;
            }//from  ww  w .j av  a2  s.  co m

            engineRuntime.getContainerLock().lock();
            try {
                result = engineRuntime.getContainer().readNextPacket(packet);
                if (LogUtil.isDebugEnabled())
                    LogUtil.debug(
                            "read packet " + packet.getTimeStamp() + " for stream " + packet.getStreamIndex());
            } finally {
                engineRuntime.getContainerLock().unlock();
            }
        } else {
            result = 0;
        }

        if (result >= 0) {
            if (packet != null) {
                if (LogUtil.isDebugEnabled())
                    LogUtil.debug("extracting packet to buffer " + packet.getStreamIndex());
                Buffer destinationBuffer = engineRuntime.getStreamToBufferMap().get(packet.getStreamIndex());

                int modulo = 0;
                speed = new Double(engineRuntime.getPlaySpeed()).intValue();
                if (speed > 0) {
                    modulo = (multispeedPacketCounter++) % speed;
                    if (LogUtil.isDebugEnabled()) {
                        LogUtil.debug("speed factor is " + speed);
                        LogUtil.debug("modulo is " + modulo);
                    }
                }

                if (destinationBuffer != null && modulo == 0) {
                    try {
                        destinationBuffer.add(packet.copyReference());
                        packet = null;
                    } catch (BufferOverflowException e) {
                        return;
                    }
                } else {
                    packet = null;
                    return;
                }
            }
        } else {
            LogUtil.error("result is " + result);
            if (result == -32) {
                // System.out.println("CLIP_END detected, firing event");
                // engineRuntime.getPlayer().fireMediaPlayerEvent(
                // new MediaPlayerEvent(engineRuntime.getPlayer(),
                // MediaPlayerEvent.CLIP_END));
                setMarkedForDeath(true);
            }
            IError error = IError.make(result);
            LogUtil.error("ERROR: " + error.getDescription());
        }
    }

    LogUtil.info("thread shutting down gracefully");
}

From source file:edu.illinois.imunit.examples.apache.collections.TestBlockingBuffer.java

/**@TO-DO  Can't specify thread is ended, and or relationship between schedules*/
@Test/*  w  w  w  . j a v  a  2s. c  o  m*/
@Schedules({
        @Schedule(name = "BlockedRemoveWithAdd", value = "[beforeRemove: afterRemove]@readThread1->beforeFirstAdd@main,"
                + "[beforeRemove: afterRemove]@readThread2->beforeFirstAdd@main") })
public void testBlockedRemoveWithAdd() throws InterruptedException {
    Buffer blockingBuffer = BlockingBuffer.decorate(new MyBuffer());
    Object obj = new Object();

    // run methods will remove and compare -- must wait for add
    Thread thread1 = new ReadThread(blockingBuffer, obj, null, "remove", "BlockedRemoveWithAdd", "readThread1");
    Thread thread2 = new ReadThread(blockingBuffer, obj, null, "remove", "BlockedRemoveWithAdd", "readThread2");
    thread1.start();
    thread2.start();

    // give hungry read threads ample time to hang
    try {
        // Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    fireEvent("beforeFirstAdd");
    blockingBuffer.add(obj);

    // allow notified threads to complete 
    try {
        // Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // There should be one thread waiting.
    //assertTrue( "BlockedRemoveWithAdd", thread1.isAlive() ^ thread2.isAlive() );
    fireEvent("beforeSecondAdd");
    blockingBuffer.add(obj);

    // allow notified thread to complete 
    try {
        // Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // There should not be any threads waiting.
    thread1.join();
    thread2.join();
    //assertFalse( "BlockedRemoveWithAdd", thread1.isAlive() || thread2.isAlive() );
    //if( thread1.isAlive() || thread2.isAlive() ) {
    //fail( "Live thread(s) when both should be dead." );
    //}
}

From source file:edu.illinois.imunit.examples.apache.collections.TestBlockingBuffer.java

/**
 * Tests {@link BlockingBuffer#get()} in combination with {@link BlockingBuffer#add(Object)} using multiple read
 * threads./*from   ww  w.  ja  va2  s. c o  m*/
 * <p/>
 * Two read threads should block on an empty buffer until one object is added then both threads should complete.
 */
@Test
@Schedules({ @Schedule(name = "BlockedGetWithAdd", value = "[beforeGet:afterGet]@readThread1->beforeAdd@main,"
        + "[beforeGet:afterGet]@readThread2->beforeAdd@main," + "afterGet@readThread1->afterAdd@main,"
        + "afterGet@readThread2->afterAdd@main") })
public void testBlockedGetWithAdd() throws InterruptedException {
    Buffer blockingBuffer = BlockingBuffer.decorate(new MyBuffer());
    Object obj = new Object();

    // run methods will get and compare -- must wait for add
    Thread thread1 = new ReadThread(blockingBuffer, obj, "BlockedGetWithAdd", "readThread1");
    Thread thread2 = new ReadThread(blockingBuffer, obj, "BlockedGetWithAdd", "readThread2");
    thread1.start();
    thread2.start();

    // give hungry read threads ample time to hang
    try {
        // Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // notifyAll should allow both read threads to complete
    fireEvent("beforeAdd");
    blockingBuffer.add(obj);

    // allow notified threads to complete 
    // Thread.sleep(100);
    fireEvent("afterAdd");

    // There should not be any threads waiting.
    // if(thread1.isAlive() || thread2.isAlive()) {
    //  fail("Live thread(s) when both should be dead.");
    // }
}

From source file:edu.illinois.enforcemop.examples.apache.collections.TestBlockingBuffer.java

/**@TO-DO  Can't specify thread is ended, and or relationship between schedules*/
@Test// w  w  w . j  a  va2  s  . c o m
// @Schedules({
//   @Schedule(name = "BlockedRemoveWithAdd", sequence = "[beforeRemove: afterRemove]@readThread1->beforeFirstAdd@main," + 
//       "[beforeRemove: afterRemove]@readThread2->beforeFirstAdd@main") })
public void testBlockedRemoveWithAdd() throws InterruptedException {
    Buffer blockingBuffer = BlockingBuffer.decorate(new MyBuffer());
    Object obj = new Object();

    // run methods will remove and compare -- must wait for add
    Thread thread1 = new ReadThread(blockingBuffer, obj, null, "remove", "BlockedRemoveWithAdd", "readThread1");
    Thread thread2 = new ReadThread(blockingBuffer, obj, null, "remove", "BlockedRemoveWithAdd", "readThread2");
    thread1.start();
    thread2.start();

    // give hungry read threads ample time to hang
    try {
        Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    /* @Event("beforeFirstAdd")*/
    blockingBuffer.add(obj);

    // allow notified threads to complete 
    try {
        Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // There should be one thread waiting.
    //assertTrue( "BlockedRemoveWithAdd", thread1.isAlive() ^ thread2.isAlive() );
    /* @Event("beforeSecondAdd")*/
    blockingBuffer.add(obj);

    // allow notified thread to complete 
    try {
        Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // There should not be any threads waiting.
    thread1.join();
    thread2.join();
    //assertFalse( "BlockedRemoveWithAdd", thread1.isAlive() || thread2.isAlive() );
    //if( thread1.isAlive() || thread2.isAlive() ) {
    //fail( "Live thread(s) when both should be dead." );
    //}
}

From source file:edu.illinois.enforcemop.examples.apache.collections.TestBlockingBuffer.java

/**
 * Tests {@link BlockingBuffer#get()} in combination with {@link BlockingBuffer#add(Object)} using multiple read
 * threads./*from  www . j av a 2 s. c  o m*/
 * <p/>
 * Two read threads should block on an empty buffer until one object is added then both threads should complete.
 */
@Test
// @Schedules({
//   @Schedule(name = "BlockedGetWithAdd", sequence = "[beforeGet:afterGet]@readThread1->beforeAdd@main," +
//       "[beforeGet:afterGet]@readThread2->beforeAdd@main," + 
//       "afterGet@readThread1->afterAdd@main," +"afterGet@readThread2->afterAdd@main") })
public void testBlockedGetWithAdd() throws InterruptedException {
    Buffer blockingBuffer = BlockingBuffer.decorate(new MyBuffer());
    Object obj = new Object();

    // run methods will get and compare -- must wait for add
    Thread thread1 = new ReadThread(blockingBuffer, obj, "BlockedGetWithAdd", "readThread1");
    Thread thread2 = new ReadThread(blockingBuffer, obj, "BlockedGetWithAdd", "readThread2");
    thread1.start();
    thread2.start();

    // Give hungry read threads ample time to hang
    try {
        Thread.sleep(100);
    } catch (Exception e) {
        e.printStackTrace();
    }

    // notifyAll should allow both read threads to complete
    /* @Event("beforeAdd")*/
    blockingBuffer.add(obj);

    // allow notified threads to complete 
    Thread.sleep(100);
    /* @Event("afterAdd")*/

    // There should not be any threads waiting.
    // if(thread1.isAlive() || thread2.isAlive()) {
    //  fail("Live thread(s) when both should be dead.");
    // }
}