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package org.etlunit.feature.database.util;

import java.util.HashMap;
import java.util.Map;
import java.util.Set;

public class DimensionalHashMap implements DimensionalMap {
	private final Map> store = new HashMap>();

	public void put(T t, K k, L l) {
		Map t2 = store.get(t);

		if (t2 == null)
		{
			t2 = new HashMap();
			store.put(t, t2);
		}

		t2.put(k, l);
	}

	public L get(T t, K k) {
		Map t2 = store.get(t);

		if (t2 == null)
		{
			return null;
		}

		return t2.get(k);
	}

	public boolean containsKey(T t, K k) {
		Map t2 = store.get(t);

		if (t2 == null)
		{
			return false;
		}

		return t2.containsKey(k);
	}

	public boolean containsKey(T t) {
		return store.containsKey(t);
	}

	public Set keySet() {
		return store.keySet();
	}

	public int size() {
		return store.size();
	}

	public int size(T t) {
		Map klMap = store.get(t);

		if (klMap == null)
		{
			return 0;
		}

		return klMap.size();
	}

	public Map get(T t) {
		return store.get(t);
	}

	public L remove(T t, K k) {
		Map t2 = store.get(t);

		if (t2 == null)
		{
			return null;
		}

		return t2.remove(k);
	}

	public Map remove(T t) {
		return store.remove(t);
	}

	public void clear() {
		store.clear();
	}
}