Map2D.java

Go to the documentation of this file.

package edu.tum.cs.util.datastruct;

import java.util.HashMap;

public class Map2D<TContext, TKey, TValue> {
        protected HashMap<TContext, HashMap<TKey, TValue>> map;
        protected HashMap<TKey, TValue> submap;
        protected TKey key;
        
        public Map2D() {
                map = new HashMap<TContext, HashMap<TKey, TValue>>();                   
        }
        
        public TValue get(TContext context, TKey key) {
                this.key = key;
                submap = map.get(context);
                if(submap == null) {
                        submap = new HashMap<TKey, TValue>();
                        map.put(context, submap);
                        return null;
                }               
                return submap.get(key);
        }
        
        public HashMap<TKey, TValue> getSubmap(TContext context) {
                return map.get(context);
        }
        
        public void put(TValue value) {
                submap.put(key, value);
        }
        
        public void put(TContext context, TKey key, TValue value) {
                submap = map.get(context);
                if(submap == null) {
                        submap = new HashMap<TKey, TValue>();
                        map.put(context, submap);                       
                }
                submap.put(this.key = key, value);
        }
}

---

mod_vis
Author(s): Moritz Tenorth, Jakob Engel
autogenerated on Fri Jan 11 09:54:14 2013