GenericValueMap.java revision 12968:4d8a004e5c6d 
1/*
2 * Copyright (c) 2015, 2015, Oracle and/or its affiliates. All rights reserved.
3 * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
4 *
5 * This code is free software; you can redistribute it and/or modify it
6 * under the terms of the GNU General Public License version 2 only, as
7 * published by the Free Software Foundation.
8 *
9 * This code is distributed in the hope that it will be useful, but WITHOUT
10 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
11 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
12 * version 2 for more details (a copy is included in the LICENSE file that
13 * accompanied this code).
14 *
15 * You should have received a copy of the GNU General Public License version
16 * 2 along with this work; if not, write to the Free Software Foundation,
17 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
18 *
19 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
20 * or visit www.oracle.com if you need additional information or have any
21 * questions.
22 */
23package org.graalvm.compiler.lir.util;
24
25import org.graalvm.util.Equivalence;
26import org.graalvm.util.EconomicMap;
27
28import jdk.vm.ci.meta.Value;
29
30public final class GenericValueMap<T> extends ValueMap<Value, T> {
31
32    private final EconomicMap<Value, T> data;
33
34    public GenericValueMap() {
35        data = EconomicMap.create(Equivalence.DEFAULT);
36    }
37
38    @Override
39    public T get(Value value) {
40        return data.get(value);
41    }
42
43    @Override
44    public void remove(Value value) {
45        data.removeKey(value);
46    }
47
48    @Override
49    public void put(Value value, T object) {
50        data.put(value, object);
51    }
52
53}
54