private void check(String owner, String member) {
			if (owner.startsWith("java/")) {
				String o = owner;
				while (o != null) {
					if (API.contains(o + ' ' + member)) {
						return;
					}
					o = (String) HIERARCHY.get(o);
				}
				System.out.println("WARNING: " + owner + ' ' + member
						+ " called in " + this.owner + ' ' + method
						+ " is not defined in JDK 1.3 API");
			}
		}