1 package org.hedgewars.hedgeroid.netplay;

     2 

     3 import java.util.Collections;

     4 import java.util.Map;

     5 import java.util.TreeMap;

     6 

     7 import android.database.DataSetObservable;

     8 

     9 public class ObservableTreeMap<K,V> extends DataSetObservable {

    10 	private final Map<K, V> map = new TreeMap<K, V>();

    11 	

    12 	public void replaceContent(Map<? extends K, ? extends V> newMap) {

    13 		map.clear();

    14 		map.putAll(newMap);

    15 		notifyChanged();

    16 	}

    17 	

    18 	public void put(K key, V value) {

    19 		map.put(key, value);

    20 		notifyChanged();

    21 	}

    22 	

    23 	public V get(K key) {

    24 		return map.get(key);

    25 	}

    26 	

    27 	public void remove(K key) {

    28 		if(map.remove(key) != null) {

    29 			notifyChanged();

    30 		}

    31 	}

    32 	

    33 	public void clear() {

    34 		if(!map.isEmpty()) {

    35 			map.clear();

    36 			notifyChanged();

    37 		}

    38 	}

    39 	

    40 	public Map<K, V> getMap() {

    41 		return Collections.unmodifiableMap(map);

    42 	}

    43 }