Example usage for java.lang.management ThreadInfo isSuspended

Introduction

In this page you can find the example usage for java.lang.management ThreadInfo isSuspended.

Prototype

public boolean isSuspended() 

Source Link

Document

Tests if the thread associated with this ThreadInfo is suspended.

Usage

From source file:Main.java

private static String getThreadHead(ThreadInfo f) {
    StringBuffer sb = new StringBuffer();
    sb.append('"').append(f.getThreadName()).append('"');
    sb.append(" tid=0x" + Long.toHexString(f.getThreadId()));
    sb.append(" native=" + f.isInNative());
    sb.append(" suspended=" + f.isSuspended());
    return sb.toString();
}

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From source file:Main.java

/** Builds the stack traces of all the given ThreadInfos in the buffer.  Returns the stack trace of the first thread. */
private static StackTraceElement[] buildTrace(ThreadInfo[] allThreadInfo, StringBuilder buffer) {
    StackTraceElement[] firstStackTrace = null;
    for (ThreadInfo info : allThreadInfo) {
        buffer.append("\"" + info.getThreadName() + "\" (id=" + info.getThreadId() + ")");
        buffer.append(" " + info.getThreadState() + " on " + info.getLockName() + " owned by ");
        buffer.append("\"" + info.getLockOwnerName() + "\" (id=" + info.getLockOwnerId() + ")");
        if (info.isSuspended())
            buffer.append(" (suspended)");
        if (info.isInNative())
            buffer.append(" (in native)");
        buffer.append("\n");
        StackTraceElement[] trace = info.getStackTrace();
        if (firstStackTrace == null)
            firstStackTrace = trace;/*www . jav  a2s  . com*/
        for (int i = 0; i < trace.length; i++) {
            buffer.append("\tat " + trace[i].toString() + "\n");
            if (i == 0)
                addLockInfo(info, buffer);
            addMonitorInfo(info, buffer, i);
        }

        addLockedSynchronizers(info, buffer);

        buffer.append("\n");
    }
    return firstStackTrace;
}

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From source file:Main.java

public static void printThreadInfo(ThreadInfo info, StringBuilder builder) {
    builder.append("Thread ").append(info.getThreadName()).append("\" (").append(info.getThreadId())
            .append(") -- ");
    formatState(builder, info);//from ww w.  ja v a2 s  .com
    if (info.isSuspended()) {
        builder.append(" (suspended)");
    }
    if (info.isInNative()) {
        builder.append(" (in native)");
    }
    builder.append("\n");

    // The waited lock.
    LockInfo li = info.getLockInfo();
    if (li != null) {
        builder.append("Waiting for ");
        formatLock(builder, li);
        if (info.getLockOwnerName() != null) {
            builder.append(" owned by ").append(info.getLockOwnerName()).append("(")
                    .append(info.getLockOwnerId()).append(")");
        }
        builder.append("\n");
    }

    // The stack
    builder.append("Stack:\n");
    printStack(info, builder, getStackForThread(info.getThreadId()));
}

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From source file:Main.java

public static String getThreadHeadline(ThreadInfo threadInfo) {
    String buf = "\"" + threadInfo.getThreadName() + "\"" + " Id=" + threadInfo.getThreadId() + " "
            + threadInfo.getThreadState();

    if (threadInfo.getLockName() != null) {
        buf += " on " + threadInfo.getLockName();
    }//from   ww  w  .j a  va2s.  co m

    if (threadInfo.getLockOwnerName() != null) {
        buf += " owned by \"" + threadInfo.getLockOwnerName() + "\" Id=" + threadInfo.getLockOwnerId();
    }

    if (threadInfo.isSuspended()) {
        buf += " (suspended)";
    }

    if (threadInfo.isInNative()) {
        buf += " (in native)";
    }

    return buf;
}

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From source file:Main.java

/**
 * Turns the given {@link ThreadInfo} into a {@link String}.
 *//*from  w  ww.  ja  v  a2s.  com*/
public static String toString(ThreadInfo[] threads) {
    StringBuilder buffer = new StringBuilder();

    for (ThreadInfo info : threads) {
        buffer.append("\"").append(info.getThreadName()).append("\" (id=").append(info.getThreadId())
                .append(")");

        buffer.append(" ").append(info.getThreadState()).append(" on ").append(info.getLockName())
                .append(" owned by ");

        buffer.append("\"").append(info.getLockOwnerName()).append("\" (id=").append(info.getLockOwnerId())
                .append(")");

        if (info.isSuspended()) {
            buffer.append(" (suspended)");
        }

        if (info.isInNative()) {
            buffer.append(" (is native)");
        }
        buffer.append("\n");

        StackTraceElement[] trace = info.getStackTrace();
        for (int i = 0; i < trace.length; i++) {
            buffer.append("\tat ").append(trace[i]).append("\n");

            if (i == 0) {
                buffer.append(getLockState(info));
            }

            buffer.append(getLockedMonitors(info, i));
        }

        buffer.append("\n");
    }

    return buffer.toString();
}

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From source file:Main.java

static public String toString(ThreadInfo threadInfo) {
    StringBuilder sb = new StringBuilder("\"" + threadInfo.getThreadName() + "\"" + " Id="
            + threadInfo.getThreadId() + " " + threadInfo.getThreadState());
    if (threadInfo.getLockName() != null) {
        sb.append(" on " + threadInfo.getLockName());
    }// www . j  a  va2  s  .  c om
    if (threadInfo.getLockOwnerName() != null) {
        sb.append(" owned by \"" + threadInfo.getLockOwnerName() + "\" Id=" + threadInfo.getLockOwnerId());
    }
    if (threadInfo.isSuspended()) {
        sb.append(" (suspended)");
    }
    if (threadInfo.isInNative()) {
        sb.append(" (in native)");
    }
    sb.append('\n');
    int i = 0;
    StackTraceElement[] stackTrace = threadInfo.getStackTrace();
    for (StackTraceElement ste : stackTrace) {
        //           for (; i < threadInfo.getStackTrace().length && i < 64; i++) {
        //               StackTraceElement ste = stackTrace[i];
        sb.append("\tat " + ste.toString());
        sb.append('\n');
        if (i == 0 && threadInfo.getLockInfo() != null) {
            Thread.State ts = threadInfo.getThreadState();
            switch (ts) {
            case BLOCKED:
                sb.append("\t-  blocked on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            case WAITING:
                sb.append("\t-  waiting on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            case TIMED_WAITING:
                sb.append("\t-  waiting on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            default:
            }
        }

        for (MonitorInfo mi : threadInfo.getLockedMonitors()) {
            if (mi.getLockedStackDepth() == i) {
                sb.append("\t-  locked " + mi);
                sb.append('\n');
            }
        }
    }
    if (i < stackTrace.length) {
        sb.append("\t...");
        sb.append('\n');
    }

    LockInfo[] locks = threadInfo.getLockedSynchronizers();
    if (locks.length > 0) {
        sb.append("\n\tNumber of locked synchronizers = " + locks.length);
        sb.append('\n');
        for (LockInfo li : locks) {
            sb.append("\t- " + li);
            sb.append('\n');
        }
    }
    sb.append('\n');
    return sb.toString();
}

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From source file:Main.java

private static String threadInfoToString(ThreadInfo threadInfo) {
    StringBuilder sb = new StringBuilder("\"" + threadInfo.getThreadName() + "\"" + " Id="
            + threadInfo.getThreadId() + " " + threadInfo.getThreadState());
    if (threadInfo.getLockName() != null) {
        sb.append(" on " + threadInfo.getLockName());
    }//  w  w w .  ja v a  2s . c  o  m
    if (threadInfo.getLockOwnerName() != null) {
        sb.append(" owned by \"" + threadInfo.getLockOwnerName() + "\" Id=" + threadInfo.getLockOwnerId());
    }
    if (threadInfo.isSuspended()) {
        sb.append(" (suspended)");
    }
    if (threadInfo.isInNative()) {
        sb.append(" (in native)");
    }
    sb.append('\n');
    int i = 0;
    for (; i < threadInfo.getStackTrace().length; i++) {
        StackTraceElement ste = threadInfo.getStackTrace()[i];
        sb.append("\tat " + ste.toString());
        sb.append('\n');
        if (i == 0 && threadInfo.getLockInfo() != null) {
            Thread.State ts = threadInfo.getThreadState();
            switch (ts) {
            case BLOCKED:
                sb.append("\t-  blocked on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            case WAITING:
                sb.append("\t-  waiting on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            case TIMED_WAITING:
                sb.append("\t-  waiting on " + threadInfo.getLockInfo());
                sb.append('\n');
                break;
            default:
            }
        }

        for (MonitorInfo mi : threadInfo.getLockedMonitors()) {
            if (mi.getLockedStackDepth() == i) {
                sb.append("\t-  locked " + mi);
                sb.append('\n');
            }
        }
    }

    LockInfo[] locks = threadInfo.getLockedSynchronizers();
    if (locks.length > 0) {
        sb.append("\n\tNumber of locked synchronizers = " + locks.length);
        sb.append('\n');
        for (LockInfo li : locks) {
            sb.append("\t- " + li);
            sb.append('\n');
        }
    }
    sb.append('\n');
    return sb.toString();
}

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From source file:Main.java

private static void threadHeader(StringBuilder sb, ThreadInfo threadInfo) {
    final String threadName = threadInfo.getThreadName();
    sb.append("\"");
    sb.append(threadName);//from  w  w w .  j a  v a  2s.c  o m
    sb.append("\" ");
    sb.append("Id=");
    sb.append(threadInfo.getThreadId());

    try {
        final Thread.State threadState = threadInfo.getThreadState();
        final String lockName = threadInfo.getLockName();
        final String lockOwnerName = threadInfo.getLockOwnerName();
        final Long lockOwnerId = threadInfo.getLockOwnerId();
        final Boolean isSuspended = threadInfo.isSuspended();
        final Boolean isInNative = threadInfo.isInNative();

        sb.append(" ");
        sb.append(threadState);
        if (lockName != null) {
            sb.append(" on ");
            sb.append(lockName);
        }
        if (lockOwnerName != null) {
            sb.append(" owned by \"");
            sb.append(lockOwnerName);
            sb.append("\" Id=");
            sb.append(lockOwnerId);
        }
        if (isSuspended) {
            sb.append(" (suspended)");
        }
        if (isInNative) {
            sb.append(" (in native)");
        }
    } catch (final Exception e) {
        sb.append(" ( Got exception : ").append(e.getMessage()).append(" :");
    }

    sb.append('\n');
}

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From source file:DeadlockDetector.java

private void printThread(ThreadInfo ti) {
    sb.append("\nPrintThread\n");
    sb.append(// ww w. j a  va 2  s .c o m
            "\"" + ti.getThreadName() + "\"" + " Id=" + ti.getThreadId() + " in " + ti.getThreadState() + "\n");
    if (ti.getLockName() != null) {
        sb.append(" on lock=" + ti.getLockName() + "\n");
    }
    if (ti.isSuspended()) {
        sb.append(" (suspended)" + "\n");
    }
    if (ti.isInNative()) {
        sb.append(" (running in native)" + "\n");
    }
    if (ti.getLockOwnerName() != null) {
        sb.append(INDENT + " owned by " + ti.getLockOwnerName() + " Id=" + ti.getLockOwnerId() + "\n");
    }
}

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From source file:FullThreadDump.java

private void printThread(ThreadInfo ti) {
    StringBuilder sb = new StringBuilder(
            "\"" + ti.getThreadName() + "\"" + " Id=" + ti.getThreadId() + " in " + ti.getThreadState());
    if (ti.getLockName() != null) {
        sb.append(" on lock=" + ti.getLockName());
    }//from  ww w .j a va2 s .c o m
    if (ti.isSuspended()) {
        sb.append(" (suspended)");
    }
    if (ti.isInNative()) {
        sb.append(" (running in native)");
    }
    System.out.println(sb.toString());
    if (ti.getLockOwnerName() != null) {
        System.out.println(INDENT + " owned by " + ti.getLockOwnerName() + " Id=" + ti.getLockOwnerId());
    }
}

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