public boolean getvar(String stat) {
		String first = "", second = "", relation = "";
		boolean check = false;
		for (int i = 0; i < stat.length(); i++) {
			if (stat.charAt(i) == '=' || stat.charAt(i) == '>'
					|| stat.charAt(i) == '<') {
				check = true;
				relation += stat.charAt(i);
				continue;
			}
			if (check) {
				second += stat.charAt(i);
			} else {
				first += stat.charAt(i);

			}
		}
		if (first.equals("") || second.equals("") || relation.equals(""))
			return false;

		entry = new Field(first, second, relation.charAt(0));
		return true;
	}