1 /*******************************************************************************
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2 * Copyright (c) 2007, 2010 Association for Decentralized Information Management
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3 * in Industry THTH ry.
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4 * All rights reserved. This program and the accompanying materials
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5 * are made available under the terms of the Eclipse Public License v1.0
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6 * which accompanies this distribution, and is available at
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7 * http://www.eclipse.org/legal/epl-v10.html
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10 * VTT Technical Research Centre of Finland - initial API and implementation
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11 *******************************************************************************/
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12 package org.simantics.debug.ui.internal;
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14 import java.util.ArrayList;
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15 import java.util.HashMap;
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16 import java.util.List;
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18 public class HashMultiMap<D,R> extends HashMap<D,List<R>> {
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20 private static final long serialVersionUID = 8928508639019379832L;
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22 public void add(D a, R b) {
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23 List<R> elements = get(a);
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24 if(elements == null) {
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25 elements = new ArrayList<R>(1);
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31 // public boolean remove(D a, R b) {
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32 // List<R> elements = get(a);
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33 // if(elements == null)
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35 // if(elements.remove(b)) {
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36 // // This would makes in some applications
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37 // //if(elements.isEmpty())
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