Example usage for java.lang Thread suspend

Introduction

In this page you can find the example usage for java.lang Thread suspend.

Prototype

@Deprecated(since = "1.2")
public final void suspend() 

Source Link

Document

Suspends this thread.

Usage

From source file:ca.uviccscu.lp.server.main.ShutdownListener.java

@Deprecated
public void threadCleanup(File f) {
    while (!deleteFolder(f, false, 0, 0)) {
        l.error("Trying to stop more threads, list:");
        //List remaining threads
        ThreadGroup tg2 = Thread.currentThread().getThreadGroup();
        while (tg2.getParent() != null) {
            tg2 = tg2.getParent();//from w ww .ja  va  2 s. c o  m
        }
        //Object o = new Object();
        //o.notifyAll();
        Thread[] threads = new Thread[tg2.activeCount() + 1024];
        tg2.enumerate(threads, true);
        //VERY BAD WAY TO STOP THREAD BUT NO CHOICE - need to release the file locks
        for (int i = 0; i < threads.length; i++) {
            Thread th = threads[i];
            if (th != null) {
                l.trace("Have thread: " + i + " : " + th.getName());
                if (th != null && th != Thread.currentThread()
                        && (AEThread2.isOurThread(th) || isAzThread(th))) {
                    l.trace("Suspending " + th.getName());
                    try {
                        th.suspend();
                        l.trace("ok");
                    } catch (SecurityException e) {
                        l.trace("Stop vetoed by SM", e);
                    }

                }
            }
        }
        for (int i = 0; i < threads.length; i++) {
            Thread th = threads[i];
            if (th != null) {
                l.trace("Have thread: " + i + " : " + th.getName());
                if (th != null && th != Thread.currentThread()
                        && (AEThread2.isOurThread(th) || isAzThread(th))) {
                    l.trace("Stopping " + th.getName());
                    try {
                        th.stop();
                        l.trace("ok");
                    } catch (SecurityException e) {
                        l.trace("Stop vetoed by SM", e);
                    }

                }
            }
        }
    }
    System.gc();
}

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From source file:org.apache.bookkeeper.test.ZooKeeperUtil.java

public void sleepServer(final int seconds, final CountDownLatch l) throws InterruptedException, IOException {
    Thread[] allthreads = new Thread[Thread.activeCount()];
    Thread.enumerate(allthreads);
    for (final Thread t : allthreads) {
        if (t.getName().contains("SyncThread:0")) {
            Thread sleeper = new Thread() {
                public void run() {
                    try {
                        t.suspend();
                        l.countDown();/*from  w w w . ja v a2 s.c o  m*/
                        Thread.sleep(seconds * 1000);
                        t.resume();
                    } catch (Exception e) {
                        LOG.error("Error suspending thread", e);
                    }
                }
            };
            sleeper.start();
            return;
        }
    }
    throw new IOException("ZooKeeper thread not found");
}

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