Last change
on this file since 193 was
193,
checked in by Maciej Komosinski, 10 years ago
|
Set svn:eol-style native for all textual files
|
-
Property svn:eol-style set to
native
|
File size:
1.1 KB
|
Rev | Line | |
---|
[88] | 1 | package com.framsticks.util; |
---|
| 2 | |
---|
| 3 | import java.util.Collections; |
---|
| 4 | import java.util.HashMap; |
---|
| 5 | import java.util.HashSet; |
---|
| 6 | import java.util.Map; |
---|
| 7 | import java.util.Set; |
---|
| 8 | |
---|
| 9 | public class DoubleMap<K, V> { |
---|
| 10 | |
---|
| 11 | protected final Map<K, V> byId = new HashMap<>(); |
---|
| 12 | protected final Map<K, V> byName = new HashMap<>(); |
---|
| 13 | protected final Set<V> values = new HashSet<>(); |
---|
| 14 | |
---|
| 15 | public int size() { |
---|
| 16 | return values.size(); |
---|
| 17 | } |
---|
| 18 | |
---|
| 19 | public void put(K id, K name, V value) { |
---|
| 20 | values.add(value); |
---|
| 21 | if (id != null) { |
---|
| 22 | byId.put(id, value); |
---|
| 23 | } |
---|
| 24 | if (name != null) { |
---|
| 25 | byName.put(name, value); |
---|
| 26 | } |
---|
| 27 | } |
---|
| 28 | |
---|
| 29 | public boolean containsValue(V value) { |
---|
| 30 | return values.contains(value); |
---|
| 31 | |
---|
| 32 | } |
---|
| 33 | |
---|
| 34 | public boolean containsKey(K identifier) { |
---|
| 35 | return byId.containsKey(identifier) || byName.containsKey(identifier); |
---|
| 36 | } |
---|
| 37 | |
---|
| 38 | public V get(K identifier) { |
---|
| 39 | if (byId.containsKey(identifier)) { |
---|
| 40 | return byId.get(identifier); |
---|
| 41 | } |
---|
| 42 | if (byName.containsKey(identifier)) { |
---|
| 43 | return byName.get(identifier); |
---|
| 44 | } |
---|
| 45 | return null; |
---|
| 46 | } |
---|
| 47 | |
---|
| 48 | public Set<V> getValues() { |
---|
| 49 | return Collections.unmodifiableSet(values); |
---|
| 50 | } |
---|
| 51 | |
---|
[90] | 52 | public Map<K, V> getValuesById() { |
---|
| 53 | return Collections.unmodifiableMap(byId); |
---|
| 54 | } |
---|
| 55 | |
---|
[88] | 56 | } |
---|
Note: See
TracBrowser
for help on using the repository browser.