public void visitTryCatchBlock(final Label start, final Label end,
			final Label handler, final String type) {
		++handlerCount;
		Handler h = new Handler();
		h.start = start;
		h.end = end;
		h.handler = handler;
		h.desc = type;
		h.type = type != null ? cw.newClass(type) : 0;
		if (lastHandler == null) {
			firstHandler = h;
		} else {
			lastHandler.next = h;
		}
		lastHandler = h;
	}