Method findDeadlock

java/org/apache/tomcat/util/Diagnostics.java:364–373

Check if any threads are deadlocked. If any, print the thread dump for those threads. @return a deadlock message and the formatted thread dump of the deadlocked threads

()

     * @return a deadlock message and the formatted thread dump of the deadlocked threads
     */
    public static String findDeadlock() {
        long[] ids = threadMXBean.findDeadlockedThreads();
        if (ids != null) {
            ThreadInfo[] tinfos = threadMXBean.getThreadInfo(threadMXBean.findDeadlockedThreads(), true, true);
            if (tinfos != null) {
                return sm.getString("diagnostics.deadlockFound") + CRLF + getThreadDump(tinfos);
            }
        }
        return "";
    }

    /**
     * Retrieves a formatted JVM thread dump. The default StringManager will be used.