Examples with TimedFileWriter org.commonjava.util.partyline.fixture.TimedFileWriter used on opensource projects

Example 1 with TimedFileWriter

use of org.commonjava.util.partyline.fixture.TimedFileWriter in project partyline by Commonjava.

the class JoinFileWriteAndCloseBeforeFinishedTest method run.

/**
 * Test verifies JoinableFile read could be done before its write stream close
 * with read close delay, this setup an script of events for one single file, where:
 * <ol>
 *     <li>Simulate JoinableFile write process </li>
 *     <li>Read should be proceeded before write stream close</li>
 * </ol>
 * @throws Exception
 */
@BMRules(rules = { // wait for read call to exit
@BMRule(name = "write close", targetClass = "RandomAccessJF", targetMethod = "close", targetLocation = "ENTRY", condition = "incrementCounter($0)==1", action = "debug(\">>>wait for service enter read.\");" + "waitFor(\"read\");" + "debug(\"<<<proceed with write close.\")"), // setup the trigger to signal write close when the read exits
@BMRule(name = "read", targetClass = "RandomAccessJF", targetMethod = "joinStream", targetLocation = "EXIT", action = "debug(\"<<<signalling write close.\"); " + "signalWake(\"read\", true);" + "debug(\"<<<signalled write close.\")") })
@Test
@BMUnitConfig(debug = true)
public void run() throws Exception {
    final ExecutorService execs = Executors.newFixedThreadPool(2);
    final CountDownLatch latch = new CountDownLatch(2);
    final File file = temp.newFile();
    String threadName = "writer" + writers++;
    final JoinableFile stream = new RandomAccessJFS().getFile(file, new LocalLockOwner(file.getAbsolutePath(), name.getMethodName(), LockLevel.write), null, true, new SignallingLock());
    execs.execute(() -> {
        Thread.currentThread().setName(threadName);
        new TimedFileWriter(stream, 1, latch).run();
    });
    execs.execute(() -> {
        Thread.currentThread().setName("reader" + readers++);
        new AsyncFileReader(0, -1, 6000, stream, latch).run();
    });
    System.out.println("Waiting for " + name.getMethodName() + " threads to complete.");
    latch.await();
}

Example 2 with TimedFileWriter

use of org.commonjava.util.partyline.fixture.TimedFileWriter in project partyline by Commonjava.

the class JoinFileWriteTwiceWithDelayTest method run.

/**
 * Test verifies JoinableFile simultaneous reads could be done before its write stream close,
 * this setup an script of events for one single file, where:
 * <ol>
 *     <li>Simulate JoinableFile write process </li>
 *     <li>Two simultaneous reads with init delay should be proceeded before write stream close</li>
 * </ol>
 * @throws Exception
 */
@BMRules(rules = { // setup the rendezvous for all threads, which will mean suspending everything until all threads are started.
@BMRule(name = "init rendezvous", targetClass = "RandomAccessJF", targetMethod = "<init>", targetLocation = "ENTRY", action = "createRendezvous(\"begin\", 3);" + "debug(\"<<<init rendezvous for begin.\")"), // setup the rendezvous to wait for all threads to be ready before proceeding.
@BMRule(name = "write close", targetClass = "RandomAccessJF", targetMethod = "close", targetLocation = "ENTRY", condition = "incrementCounter($0)==1", action = "debug(\">>>Waiting for ALL to start.\");" + "rendezvous(\"begin\");" + "debug(\"<<<\"+Thread.currentThread().getName() + \": write thread proceeding.\" )"), @BMRule(name = "read", targetClass = "RandomAccessJF", targetMethod = "joinStream", targetLocation = "EXIT", action = "debug(\">>>Waiting for ALL to start.\");" + "rendezvous(\"begin\");" + "debug(\"<<<\"+Thread.currentThread().getName() + \": read thread proceeding.\" )") })
@Test
@BMUnitConfig(debug = true)
public void run() throws Exception {
    final ExecutorService execs = Executors.newFixedThreadPool(3);
    final CountDownLatch latch = new CountDownLatch(3);
    final File file = temp.newFile();
    String threadName = "writer" + writers++;
    final JoinableFile stream = new RandomAccessJFS().getFile(file, new LocalLockOwner(file.getAbsolutePath(), name.getMethodName(), LockLevel.write), null, true, new SignallingLock());
    execs.execute(() -> {
        Thread.currentThread().setName(threadName);
        new TimedFileWriter(stream, 1, latch).run();
    });
    execs.execute(() -> {
        Thread.currentThread().setName("reader" + readers++);
        new AsyncFileReader(0, -1, -1, stream, latch).run();
    });
    execs.execute(() -> {
        Thread.currentThread().setName("reader" + readers++);
        new AsyncFileReader(500, -1, -1, stream, latch).run();
    });
    System.out.println("Waiting for " + name.getMethodName() + " threads to complete.");
    latch.await();
}

Example 3 with TimedFileWriter

use of org.commonjava.util.partyline.fixture.TimedFileWriter in project partyline by Commonjava.

the class JoinFileWriteTest method run.

/**
 * Test verifies JoinableFile read could be done before its write stream close
 * without any delay, this setup an script of events for one single file, where:
 * <ol>
 *     <li>Simulate JoinableFile write process </li>
 *     <li>Read should be proceeded before write stream close</li>
 * </ol>
 * @throws Exception
 */
@BMRules(rules = { // wait for read call to exit
@BMRule(name = "write close", targetClass = "RandomAccessJF", targetMethod = "close", targetLocation = "ENTRY", condition = "incrementCounter($0)==1", action = "debug(\">>>wait for service enter read.\");" + "waitFor(\"read\");" + "debug(\"<<<proceed with write close.\")"), // setup the trigger to signal write close when the read exits
@BMRule(name = "read", targetClass = "RandomAccessJF", targetMethod = "joinStream", targetLocation = "EXIT", action = "debug(\"<<<signalling write close.\"); " + "signalWake(\"read\", true);" + "debug(\"<<<signalled write close.\")") })
@Test
@BMUnitConfig(debug = true)
public void run() throws Exception {
    final ExecutorService execs = Executors.newFixedThreadPool(2);
    final CountDownLatch latch = new CountDownLatch(2);
    final File file = temp.newFile();
    String threadName = "writer" + writers++;
    final JoinableFile stream = new RandomAccessJFS().getFile(file, new LocalLockOwner(file.getAbsolutePath(), name.getMethodName(), LockLevel.write), null, true, new SignallingLock());
    execs.execute(() -> {
        Thread.currentThread().setName(threadName);
        new TimedFileWriter(stream, 0, latch).run();
    });
    execs.execute(() -> {
        Thread.currentThread().setName("reader" + readers++);
        new AsyncFileReader(0, -1, -1, stream, latch).run();
    });
    System.out.println("Waiting for " + name.getMethodName() + " threads to complete.");
    latch.await();
}

Example 4 with TimedFileWriter

use of org.commonjava.util.partyline.fixture.TimedFileWriter in project partyline by Commonjava.

the class JoinableFileTest method joinFileWriteContinueAfterInputStreamClose.

@Test
public void joinFileWriteContinueAfterInputStreamClose() throws Exception {
    final ExecutorService execs = Executors.newFixedThreadPool(1);
    final CountDownLatch latch = new CountDownLatch(1);
    final File tempFile = temp.newFile();
    String threadName = "writer" + writers++;
    final JoinableFile stream = new RandomAccessJFS().getFile(tempFile, newLockOwner(tempFile.getAbsolutePath(), LockLevel.write), null, true, new SignallingLock());
    execs.execute(() -> {
        Thread.currentThread().setName(threadName);
        new TimedFileWriter(stream, 1, latch).run();
    });
    InputStream inStream = stream.joinStream();
    InputStream inStream2 = stream.joinStream();
    Thread.sleep(1000);
    inStream.close();
    inStream2.close();
    System.out.println("All input stream closed. Waiting for " + name.getMethodName() + " writer thread to complete.");
    latch.await();
    final File file = new File(stream.getPath());
    System.out.println("File length: " + file.length());
    final List<String> lines = FileUtils.readLines(file);
    System.out.println(lines);
    assertThat(lines.size(), equalTo(COUNT));
}

Example 5 with TimedFileWriter

use of org.commonjava.util.partyline.fixture.TimedFileWriter in project partyline by Commonjava.

the class JoinableFileTest method writeToFile.

@Test
public void writeToFile() throws Exception {
    final ExecutorService execs = Executors.newFixedThreadPool(1);
    final CountDownLatch latch = new CountDownLatch(1);
    final File tempFile = temp.newFile();
    String threadName = "writer" + writers++;
    final JoinableFile stream = new RandomAccessJFS().getFile(tempFile, newLockOwner(tempFile.getAbsolutePath(), LockLevel.write), null, true, new SignallingLock());
    execs.execute(() -> {
        Thread.currentThread().setName(threadName);
        new TimedFileWriter(stream, 0, latch).run();
    });
    System.out.println("Waiting for " + name.getMethodName() + " threads to complete.");
    latch.await();
    final File file = new File(stream.getPath());
    System.out.println("File length: " + file.length());
    final List<String> lines = FileUtils.readLines(file);
    System.out.println(lines);
    assertThat(lines.size(), equalTo(COUNT));
}