ConstantPoolGen cpg = getCPG();
	protected boolean instanceEscapes(InvokeInstruction inv, int instanceArgNum) {		ConstantPoolGen cpg = getCPG();		// String className = inv.getClassName(cpg);		//System.out.print("[Passed as arg="+instanceArgNum+" at " + inv + "]");		boolean escapes = (inv.getOpcode() == Constants.INVOKESTATIC || instanceArgNum != 0);		//if (escapes) System.out.print("[Escape at " + inv + " argNum=" + instanceArgNum + "]");		if (FindOpenStream.DEBUG && escapes) System.out.println("ESCAPE at " + location);		// Record the fact that this might be a stream escape		if (stream.getOpenLocation() != null)			resourceTracker.addStreamEscape(stream, location);		return escapes;	}