public ThreadGroup(String name) { this(Thread.currentThread().getThreadGroup(), name);
private ThreadGroup() { this.parent = null; this.name = "Root Thread Group"; this.maxPriority = java.lang.Thread.MAX_PRIORITY; this.daemon = false; this.process = VmProcess.getRootProcess(this);
	public ThreadGroup(String name) {		this(Thread.currentThread().getThreadGroup(), name);	}