public static String dumpThreadInfo()

in core/src/main/java/hudson/Functions.java [1511:1574]
62 lines of code
16 McCabe index (conditional complexity)

    public static String dumpThreadInfo(ThreadInfo ti, ThreadGroupMap map) {
        String grp = map.getThreadGroup(ti);
        StringBuilder sb = new StringBuilder("\"" + ti.getThreadName() + "\"" +
                                             " Id=" + ti.getThreadId() + " Group=" +
                                             (grp != null ? grp : "?") + " " +
                                             ti.getThreadState());
        if (ti.getLockName() != null) {
            sb.append(" on " + ti.getLockName());
        }
        if (ti.getLockOwnerName() != null) {
            sb.append(" owned by \"" + ti.getLockOwnerName() +
                      "\" Id=" + ti.getLockOwnerId());
        }
        if (ti.isSuspended()) {
            sb.append(" (suspended)");
        }
        if (ti.isInNative()) {
            sb.append(" (in native)");
        }
        sb.append('\n');
        StackTraceElement[] stackTrace = ti.getStackTrace();
        for (int i=0; i < stackTrace.length; i++) {
            StackTraceElement ste = stackTrace[i];
            sb.append("\tat ").append(ste);
            sb.append('\n');
            if (i == 0 && ti.getLockInfo() != null) {
                Thread.State ts = ti.getThreadState();
                switch (ts) {
                    case BLOCKED:
                        sb.append("\t-  blocked on ").append(ti.getLockInfo());
                        sb.append('\n');
                        break;
                    case WAITING:
                        sb.append("\t-  waiting on ").append(ti.getLockInfo());
                        sb.append('\n');
                        break;
                    case TIMED_WAITING:
                        sb.append("\t-  waiting on ").append(ti.getLockInfo());
                        sb.append('\n');
                        break;
                    default:
                }
            }

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

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