Example usage for java.lang Thread getAllStackTraces

Introduction

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

Prototype

public static Map<Thread, StackTraceElement[]> getAllStackTraces() 

Source Link

Document

Returns a map of stack traces for all live threads.

Usage

From source file:br.com.uol.runas.classloader.ClassLoaderGC.java

private void releaseFromThreads(WeakReference<ClassLoader> classLoader) {
    final List<Thread> threads = new ArrayList<Thread>(Thread.getAllStackTraces().keySet());

    for (Thread thread : threads) {
        if (Objects.equals(classLoader.get(), thread.getContextClassLoader())) {
            thread.setContextClassLoader(null);
        }/*w  ww .j  a v  a  2  s . c om*/
    }
}

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From source file:org.pepstock.jem.ant.tasks.AntBatchSecurityManager.java

/**
 * Scans the stack trace element to understand if setSecurity manager is allowed.
 * <br>//from   w  ww  . ja  v a  2s.  c o m
 * ONLY ANT engine can set security manager and it does with
 * <code>org.apache.tools.ant.types.Permissions</code> class.
 * <br>
 * if it arrives with <code>org.apache.tools.ant.types.Permissions$MySM</code> means that
 * ANT security manager delegates us to check but we can't do it.
 * <br>
 * If it tries to change it by a ANT task, is not allowed!
 * 
 * @return <code>true</code> if ANT is initializing the task otherwise o=always false.
 */
private boolean isAllowedSetSecurityManager() {
    StackTraceElement[] elements = Thread.getAllStackTraces().get(Thread.currentThread());
    boolean thisFound = false;
    for (StackTraceElement element : elements) {
        // before must be in the stack trace this class
        if (element.getClassName().equalsIgnoreCase(getClass().getName())) {
            thisFound = true;
            // checks if is called by Security manager of ANT
            // if yes, it's delegating... that means that some one try to set the security manager
            // and this is NOT allowed.
        } else if (element.getClassName().equalsIgnoreCase(ANT_SECURITY_MANAGER) && thisFound) {
            return false;
            // if it is called by the permission, that means teh ANT is intsalling own security
            // manager, MySM, and that's ALLOWED!!
        } else if (element.getClassName().equalsIgnoreCase(ANT_PERMISSIONS) && thisFound) {
            return true;
        }
    }
    return false;
}

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From source file:com.ilscipio.scipio.common.FileListener.java

public static Thread getThreadByName(String threadName) {
    for (Thread t : Thread.getAllStackTraces().keySet()) {
        if (t.getName().equals(threadName))
            return t;
    }//from   w  w  w  . j a  v a  2s .c  o m
    return null;
}

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From source file:org.jajuk.JajukTestCase.java

@Override
protected void tearDown() throws Exception {
    Map<Thread, StackTraceElement[]> traces = Thread.getAllStackTraces();
    Iterator<Thread> i = traces.keySet().iterator();
    while (i.hasNext()) {
        Thread thd = i.next();//  w  ww .j  a v a  2s  . c  o  m
        if (thd.getName().contains("MPlayer reader thread")
                || thd.getName().contains("MPlayer writer thread")) {
            TestHelpers.dumpThreads();
            throw new IllegalStateException("Had leftover MPlayer thread: " + thd.getName());
        }
    }
    super.tearDown();
}

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From source file:org.apache.hadoop.thriftfs.ThriftHandlerBase.java

/**
 * Return a list of threads that currently exist with their stack traces
 *//* w  w w .java2 s  .  c  om*/
public List<ThreadStackTrace> getThreadDump(RequestContext ctx) {
    List<ThreadStackTrace> dump = new ArrayList<ThreadStackTrace>();

    Map<Thread, java.lang.StackTraceElement[]> traces = Thread.getAllStackTraces();
    for (Map.Entry<Thread, java.lang.StackTraceElement[]> entry : traces.entrySet()) {
        final Thread t = entry.getKey();
        final java.lang.StackTraceElement[] frames = entry.getValue();

        ThreadStackTrace tst = new ThreadStackTrace();
        tst.threadName = t.getName();
        tst.threadStringRepresentation = String.valueOf(t);
        tst.isDaemon = t.isDaemon();
        tst.stackTrace = new ArrayList<StackTraceElement>();
        for (java.lang.StackTraceElement ste : frames) {
            StackTraceElement tFrame = new StackTraceElement();
            tFrame.className = ste.getClassName();
            tFrame.fileName = ste.getFileName();
            tFrame.lineNumber = ste.getLineNumber();
            tFrame.methodName = ste.getMethodName();
            tFrame.isNativeMethod = ste.isNativeMethod();
            tFrame.stringRepresentation = String.valueOf(ste);
            tst.stackTrace.add(tFrame);
        }
        dump.add(tst);
    }
    return dump;
}

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From source file:controller.servlet.AllDataDelete.java

/**
 * Mtodo stopThreads, permite parar los hilos en ejecucin.
 *//*from w  w  w  .java  2  s.co m*/
private void stopThreads() {
    Set<Thread> threadSet = Thread.getAllStackTraces().keySet();
    Thread[] threadArray = threadSet.toArray(new Thread[threadSet.size()]);
    for (Thread thread : threadArray) {
        if (thread.getName().equals(ThreadName.TRACK_THREAD_NAME)
                || thread.getName().equals(ThreadName.AMENITIES_THREAD_NAME)) {
            thread.interrupt();
            thread.stop();
        }
    }
}

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From source file:org.xtreemfs.foundation.util.OutputUtils.java

public static String getThreadDump() {
    StringBuilder sb = new StringBuilder();
    sb.append("<HTML><BODY><H1>THREAD STATES</H1><PRE>");
    final Map<Thread, StackTraceElement[]> traces = Thread.getAllStackTraces();
    for (Thread t : traces.keySet()) {
        sb.append("<B>thread: ");
        sb.append(t.getName());//from  w  w  w  .  j  av a  2  s.c o m
        sb.append("</B>\n");
        final StackTraceElement[] elems = traces.get(t);
        for (int i = elems.length - 1; i >= 0; i--) {
            sb.append(elems[i].toString());
            sb.append("\n");
        }
        sb.append("\n");
    }
    sb.append("</PRE></BODY></HTML>");
    return sb.toString();
}

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From source file:com.moss.greenshell.wizard.catastrophe.PostMortemScreen.java

public static void submitErrorReport(final Throwable cause, final ErrorReportDecorator... decorators)
        throws Exception {

    List<ErrorReportChunk> chunks = new LinkedList<ErrorReportChunk>();

    try {//from w  w w.  ja v a  2  s .  co m
        if (cause instanceof InternalErrorException) {
            InternalErrorException ie = (InternalErrorException) cause;
            ErrorReportChunk chunk = new ErrorReportChunk("internal-error-id", "text/plain",
                    ie.id().getBytes("UTF8"));
            chunks.add(chunk);
        } else if (cause instanceof SOAPFaultException) {
            SOAPFaultException soapFault = (SOAPFaultException) cause;
            String content = soapFault.getFault().getFirstChild().getTextContent();
            String prefix = "Internal Service Error Occurred: ";
            if (content.startsWith(prefix)) {
                String id = content.substring(prefix.length());
                ErrorReportChunk chunk = new ErrorReportChunk("internal-error-id", "text/plain",
                        id.getBytes("UTF8"));
                chunks.add(chunk);
            }
        }
    } catch (Throwable t) {
        t.printStackTrace();
    }

    // STACK TRACE
    ByteArrayOutputStream stackBytes = new ByteArrayOutputStream();
    PrintStream stackPrintStream = new PrintStream(stackBytes);
    cause.printStackTrace(stackPrintStream);
    stackPrintStream.close();
    stackBytes.close();

    ErrorReportChunk chunk = new ErrorReportChunk("stack trace", "text/plain", stackBytes.toByteArray());
    chunks.add(chunk);

    // THREAD DUMP

    ByteArrayOutputStream dumpBytes = new ByteArrayOutputStream();
    PrintStream out = new PrintStream(dumpBytes);
    Map<Thread, StackTraceElement[]> traceMap = Thread.getAllStackTraces();
    for (Map.Entry<Thread, StackTraceElement[]> next : traceMap.entrySet()) {
        out.println();
        out.println(next.getKey().getName());
        for (StackTraceElement line : next.getValue()) {
            String className = emptyIfNull(line.getClassName());
            String methodName = emptyIfNull(line.getMethodName());
            String fileName = emptyIfNull(line.getFileName());

            out.println("    " + className + "." + methodName + " (" + fileName + " line "
                    + line.getLineNumber() + ")");
        }
    }
    out.flush();
    out.close();
    ErrorReportChunk stackDump = new ErrorReportChunk("thread dump", "text/plain", dumpBytes.toByteArray());
    chunks.add(stackDump);

    // SYSTEM PROPERTIES
    ByteArrayOutputStream propsBytes = new ByteArrayOutputStream();
    PrintStream propsOut = new PrintStream(propsBytes);
    for (Map.Entry<Object, Object> next : System.getProperties().entrySet()) {
        propsOut.println(" " + next.getKey() + "=" + next.getValue());
    }
    propsOut.flush();
    propsOut.close();
    chunks.add(new ErrorReportChunk("system properties", "text/plain", propsBytes.toByteArray()));

    // LOCAL CLOCK
    chunks.add(new ErrorReportChunk("local clock", "text/plain", new DateTime().toString().getBytes()));

    // NETWORKING
    StringBuffer networking = new StringBuffer();
    Enumeration<NetworkInterface> ifaces = NetworkInterface.getNetworkInterfaces();
    while (ifaces.hasMoreElements()) {
        NetworkInterface iface = ifaces.nextElement();
        networking.append("INTERFACE: " + iface.getName() + " (" + iface.getDisplayName() + ")\n");
        Enumeration<InetAddress> addresses = iface.getInetAddresses();
        while (addresses.hasMoreElements()) {
            InetAddress address = addresses.nextElement();
            networking.append("  Address:" + address.getHostAddress() + "\n");
            networking.append("      Cannonical Host Name: " + address.getCanonicalHostName() + "\n");
            networking.append("                 Host Name: " + address.getHostName() + "\n");
        }
    }
    chunks.add(new ErrorReportChunk("network configuration", "text/plain", networking.toString().getBytes()));

    // DECORATORS
    if (decorators != null) {
        for (ErrorReportDecorator decorator : decorators) {
            chunks.addAll(decorator.makeChunks(cause));
        }
    }
    ErrorReport report = new ErrorReport(chunks);
    Reporter reporter = new Reporter();
    ReportId id = reporter.submitReport(report);
}

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From source file:org.shareok.data.kernel.api.services.ServiceUtil.java

public static Thread getThreadByName(String name) {
    for (Thread th : Thread.getAllStackTraces().keySet()) {
        String threadName = th.getName();
        if (null != threadName && threadName.equals(name)) {
            return th;
        }/*from  w ww  .j a v  a  2 s.  c o  m*/
    }
    return null;
}

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From source file:Main.java

private static StackTraceElement[] getStackForThread(long id) {
    for (Map.Entry<Thread, StackTraceElement[]> entry : Thread.getAllStackTraces().entrySet()) {
        if (entry.getKey().getId() == id) {
            return entry.getValue();
        }//w  ww . ja  v  a 2  s .co m
    }
    return new StackTraceElement[0];
}

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