Example usage for java.lang Thread getStackTrace

Introduction

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

Prototype

public StackTraceElement[] getStackTrace() 

Source Link

Document

Returns an array of stack trace elements representing the stack dump of this thread.

Usage

From source file:org.craftercms.studio.impl.v1.repository.alfresco.AlfrescoContentRepository.java

private void addDebugStack() {
    if (logger.getLevel().equals(Logger.LEVEL_DEBUG)) {
        Thread thread = Thread.currentThread();
        String threadName = thread.getName();
        logger.debug("Thread: " + threadName);
        StackTraceElement[] stackTraceElements = thread.getStackTrace();
        StringBuilder sbStack = new StringBuilder();
        int stackSize = (10 < stackTraceElements.length - 2) ? 10 : stackTraceElements.length;
        for (int i = 2; i < stackSize + 2; i++) {
            sbStack.append("\n\t").append(stackTraceElements[i].toString());
        }/*from  w  w  w. j a  va  2  s .  co m*/
        RequestContext context = RequestContext.getCurrent();
        CronJobContext cronJobContext = CronJobContext.getCurrent();
        if (context != null) {
            HttpServletRequest request = context.getRequest();
            String url = request.getRequestURI() + "?" + request.getQueryString();
            logger.debug("Http request: " + url);
        } else if (cronJobContext != null) {
            logger.debug("Cron Job");

        }
        logger.debug("TRACE: Stack trace (depth 10): " + sbStack.toString());
    }
}

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From source file:org.apache.hadoop.hdfs.TestDFSShell.java

@Test
public void testPut() throws IOException {
    Configuration conf = new HdfsConfiguration();
    MiniDFSCluster cluster = new MiniDFSCluster.Builder(conf).numDataNodes(2).build();
    FileSystem fs = cluster.getFileSystem();
    assertTrue("Not a HDFS: " + fs.getUri(), fs instanceof DistributedFileSystem);
    final DistributedFileSystem dfs = (DistributedFileSystem) fs;

    try {//from  ww w  . j a  v  a  2s . c  o m
        // remove left over crc files:
        new File(TEST_ROOT_DIR, ".f1.crc").delete();
        new File(TEST_ROOT_DIR, ".f2.crc").delete();
        final File f1 = createLocalFile(new File(TEST_ROOT_DIR, "f1"));
        final File f2 = createLocalFile(new File(TEST_ROOT_DIR, "f2"));

        final Path root = mkdir(dfs, new Path("/test/put"));
        final Path dst = new Path(root, "dst");

        show("begin");

        final Thread copy2ndFileThread = new Thread() {
            @Override
            public void run() {
                try {
                    show("copy local " + f2 + " to remote " + dst);
                    dfs.copyFromLocalFile(false, false, new Path(f2.getPath()), dst);
                } catch (IOException ioe) {
                    show("good " + StringUtils.stringifyException(ioe));
                    return;
                }
                //should not be here, must got IOException
                assertTrue(false);
            }
        };

        //use SecurityManager to pause the copying of f1 and begin copying f2
        SecurityManager sm = System.getSecurityManager();
        System.out.println("SecurityManager = " + sm);
        System.setSecurityManager(new SecurityManager() {
            private boolean firstTime = true;

            @Override
            public void checkPermission(Permission perm) {
                if (firstTime) {
                    Thread t = Thread.currentThread();
                    if (!t.toString().contains("DataNode")) {
                        String s = "" + Arrays.asList(t.getStackTrace());
                        if (s.contains("FileUtil.copyContent")) {
                            //pause at FileUtil.copyContent

                            firstTime = false;
                            copy2ndFileThread.start();
                            try {
                                Thread.sleep(5000);
                            } catch (InterruptedException e) {
                            }
                        }
                    }
                }
            }
        });
        show("copy local " + f1 + " to remote " + dst);
        dfs.copyFromLocalFile(false, false, new Path(f1.getPath()), dst);
        show("done");

        try {
            copy2ndFileThread.join();
        } catch (InterruptedException e) {
        }
        System.setSecurityManager(sm);

        // copy multiple files to destination directory
        final Path destmultiple = mkdir(dfs, new Path("/test/putmultiple"));
        Path[] srcs = new Path[2];
        srcs[0] = new Path(f1.getPath());
        srcs[1] = new Path(f2.getPath());
        dfs.copyFromLocalFile(false, false, srcs, destmultiple);
        srcs[0] = new Path(destmultiple, "f1");
        srcs[1] = new Path(destmultiple, "f2");
        assertTrue(dfs.exists(srcs[0]));
        assertTrue(dfs.exists(srcs[1]));

        // move multiple files to destination directory
        final Path destmultiple2 = mkdir(dfs, new Path("/test/movemultiple"));
        srcs[0] = new Path(f1.getPath());
        srcs[1] = new Path(f2.getPath());
        dfs.moveFromLocalFile(srcs, destmultiple2);
        assertFalse(f1.exists());
        assertFalse(f2.exists());
        srcs[0] = new Path(destmultiple2, "f1");
        srcs[1] = new Path(destmultiple2, "f2");
        assertTrue(dfs.exists(srcs[0]));
        assertTrue(dfs.exists(srcs[1]));

        f1.delete();
        f2.delete();
    } finally {
        try {
            dfs.close();
        } catch (Exception e) {
        }
        cluster.shutdown();
    }
}

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From source file:com.android.mms.ui.ComposeMessageActivity.java

@SuppressWarnings("unused")
public static void log(String logMsg) {
    Thread current = Thread.currentThread();
    long tid = current.getId();
    StackTraceElement[] stack = current.getStackTrace();
    String methodName = stack[3].getMethodName();
    // Prepend current thread ID and name of calling method to the message.
    logMsg = "[" + tid + "] [" + methodName + "] " + logMsg;
    Log.d(TAG, logMsg);/*  w w  w. j  a v a2 s.  co  m*/
}

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