void checkThreadInfo(ThreadInfo info) { if (!getName().equals(info.getThreadName())) { throw new RuntimeException( "Name: " + info.getThreadName() + " not matched. Expected: " + getName()); } MonitorInfo[] monitors = info.getLockedMonitors(); if (monitors.length != OWNED_MONITORS) { throw new RuntimeException( "Number of locked monitors = " + monitors.length + " not matched. Expected: " + OWNED_MONITORS); } MonitorInfo m = monitors[0]; StackTraceElement ste = m.getLockedStackFrame(); int depth = m.getLockedStackDepth(); StackTraceElement[] stacktrace = info.getStackTrace(); if (!ste.equals(stacktrace[depth])) { System.out.println("LockedStackFrame:- " + ste); System.out.println("StackTrace at " + depth + " :-" + stacktrace[depth]); throw new RuntimeException( "LockedStackFrame does not match " + "stack frame in ThreadInfo.getStackTrace"); } String className = lock.getClass().getName(); int hcode = System.identityHashCode(lock); if (!className.equals(m.getClassName()) || hcode != m.getIdentityHashCode() || !m.getLockedStackFrame().getMethodName().equals("run")) { System.out.println(info); throw new RuntimeException("MonitorInfo " + m + " doesn't match."); } LockInfo[] syncs = info.getLockedSynchronizers(); if (syncs.length != OWNED_SYNCS) { throw new RuntimeException( "Number of locked syncs = " + syncs.length + " not matched. Expected: " + OWNED_SYNCS); } AbstractOwnableSynchronizer s = mutex.getSync(); String lockName = s.getClass().getName(); hcode = System.identityHashCode(s); if (!lockName.equals(syncs[0].getClassName())) { throw new RuntimeException( "LockInfo : " + syncs[0] + " class name not matched. Expected: " + lockName); } if (hcode != syncs[0].getIdentityHashCode()) { throw new RuntimeException( "LockInfo: " + syncs[0] + " IdentityHashCode not matched. Expected: " + hcode); } LockInfo li = info.getLockInfo(); if (li == null) { throw new RuntimeException("Expected non-null LockInfo"); } }
protected static boolean wasCalledDuringClassLoading() { if (LOCK.isHeldByCurrentThread()) return true; LOCK.lock(); try { StackTrace st = new StackTrace(new Throwable()); int n = st.getDepth(); for (int i = 3; i < n; i++) { StackTraceElement ste = st.getElement(i); if ("ClassLoader.java".equals(ste.getFileName()) && "loadClass".equals(ste.getMethodName())) { return true; } } return false; } finally { LOCK.unlock(); } }