private boolean isTwoSame(Arguments arg1, Arguments arg2) {
		boolean response = false;
		// if two args are null response is true
		if (arg1 == null && arg2 == null) {
			response = true;
		} else if (arg1 == null || arg2 == null) { // if one is null
			response = false;
		} else {
			// checking all values are same or not
			if (arg1.getFilePath() == arg2.getFilePath()
					&& arg1.getSearchKey() == arg2.getSearchKey()
					&& arg1.getImplType() == arg2.getImplType()
					&& arg1.isCaseInSensitive() == arg2.isCaseInSensitive()) {
				response = true;
			}
		}
		return response;
	}