71 lines
1.3 KiB
C#
71 lines
1.3 KiB
C#
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using System.Diagnostics;
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using System.Collections;
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using System.Collections.Generic;
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using System;
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using Godot;
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namespace Rokojori
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{
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public class MultiMap<K1,K2,K3,V>:Map<K1,Map<K2,Map<K3,V>>>
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{
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public bool Has( K1 key1, K2 key2, K3 key3 )
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{
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if ( ! ContainsKey( key1 ) )
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{
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return false;
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}
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if ( ! this[ key1 ].ContainsKey( key2 ) )
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{
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return false;
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}
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return this[ key1 ][ key2 ].ContainsKey( key3 );
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}
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public V Get( K1 key1, K2 key2, K3 key3 )
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{
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if ( key1 == null || key2 == null || key3 == null || ! Has( key1, key2, key3 ) )
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{
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return default(V);
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}
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return this[ key1 ][ key2 ][ key3 ];
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}
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public void Set( K1 key, K2 key2, K3 key3, V value )
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{
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if ( ! ContainsKey( key ) )
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{
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this[ key ] = new Map<K2,Map<K3,V>>();
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this[ key ][ key2 ] = new Map<K3, V>();
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}
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this[ key ][ key2 ][ key3 ] = value;
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}
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public void Remove( K1 key, K2 key2, K3 key3, V value )
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{
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if ( ! Has( key, key2, key3 ) )
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{
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return;
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}
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this[ key ][ key2 ].Remove( key3 );
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if ( this[ key ][ key2 ].Count == 0 )
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{
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this[ key ].Remove( key2 );
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}
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if ( this[ key ].Count == 0 )
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{
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Remove( key );
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}
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}
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}
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} |