Object Matcher

ObjectMatcher.java

public class ObjectMatcher<T> {

    private SparseArrayCompat<T> values = new SparseArrayCompat<>();

    public MatchCandidate matchWith(T value) {
        return new MatchCandidate(value);
    }

    public T find(Object... keys) {
        return values.get(Arrays.hashCode(keys));
    }

    public class MatchCandidate {

        private T value;

        private MatchCandidate(T value) {
            this.value = value;
        }

        public ObjectMatcher<T> when(Object... keys) {
            values.put(Arrays.hashCode(keys), value);
            return ObjectMatcher.this;
        }

    }

}

Usage.java

ObjectMatcher<String> matcher = new ObjectMatcher<String>()
            .matchWith("Awesome item").when(GreatEnum.ConditionA, AwesomeService.KEY_SOMETHING);

String result = matcher.find(GreatEnum.ConditionA, AwesomeService.KEY_SOMETHING);

assert result.equals("Awesome item");