PubVar.java revision 3170:dc017a37aac5 
1/*
2 * Copyright (c) 2014, 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.  Oracle designates this
8 * particular file as subject to the "Classpath" exception as provided
9 * by Oracle in the LICENSE file that accompanied this code.
10 *
11 * This code is distributed in the hope that it will be useful, but WITHOUT
12 * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13 * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14 * version 2 for more details (a copy is included in the LICENSE file that
15 * accompanied this code).
16 *
17 * You should have received a copy of the GNU General Public License version
18 * 2 along with this work; if not, write to the Free Software Foundation,
19 * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
20 *
21 * Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
22 * or visit www.oracle.com if you need additional information or have any
23 * questions.
24 */
25
26package com.sun.tools.sjavac.pubapi;
27
28import java.io.Serializable;
29import java.util.Optional;
30import java.util.Set;
31
32import javax.lang.model.element.Modifier;
33
34public class PubVar implements Serializable {
35
36    private static final long serialVersionUID = 5806536061153374575L;
37
38    public final Set<Modifier> modifiers;
39    public final TypeDesc type;
40    public final String identifier;
41    private final String constValue;
42
43    public PubVar(Set<Modifier> modifiers,
44                  TypeDesc type,
45                  String identifier,
46                  String constValue) {
47        this.modifiers = modifiers;
48        this.type = type;
49        this.identifier = identifier;
50        this.constValue = constValue;
51    }
52
53    public String getIdentifier() {
54        return identifier;
55    }
56
57    @Override
58    public boolean equals(Object obj) {
59        if (getClass() != obj.getClass())
60            return false;
61        PubVar other = (PubVar) obj;
62        return modifiers.equals(other.modifiers)
63            && type.equals(other.type)
64            && identifier.equals(other.identifier)
65            && getConstValue().equals(other.getConstValue());
66    }
67
68    @Override
69    public int hashCode() {
70        return modifiers.hashCode()
71             ^ type.hashCode()
72             ^ identifier.hashCode()
73             ^ getConstValue().hashCode();
74    }
75
76    public String toString() {
77        return String.format("%s[modifiers: %s, type: %s, identifier: %s, constValue: %s]",
78                             getClass().getSimpleName(),
79                             modifiers,
80                             type,
81                             identifier,
82                             constValue);
83    }
84
85    public Optional<String> getConstValue() {
86        return Optional.ofNullable(constValue);
87    }
88}
89