1/*
2 * Copyright (c) 1998, 2017, 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.jdi;
27
28import com.sun.jdi.ReferenceType;
29import com.sun.jdi.TypeComponent;
30import com.sun.jdi.VirtualMachine;
31
32abstract public class TypeComponentImpl extends MirrorImpl
33    implements TypeComponent
34{
35    protected final long ref;
36    protected final String name;
37    protected final String signature;
38    protected final String genericSignature;
39    protected final ReferenceTypeImpl declaringType;
40    private final int modifiers;
41
42    TypeComponentImpl(VirtualMachine vm, ReferenceTypeImpl declaringType,
43                      long ref, String name, String signature,
44                      String genericSignature, int modifiers) {
45        // The generic signature is set when this is created.
46        super(vm);
47        this.declaringType = declaringType;
48        this.ref = ref;
49        this.name = name;
50        this.signature = signature;
51        if (genericSignature != null && genericSignature.length() != 0) {
52            this.genericSignature = genericSignature;
53        } else {
54            this.genericSignature = null;
55        }
56        this.modifiers = modifiers;
57    }
58
59    public String name() {
60        return name;
61    }
62
63    public String signature() {
64        return signature;
65    }
66    public String genericSignature() {
67        return genericSignature;
68    }
69
70    public int modifiers() {
71        return modifiers;
72    }
73
74    public ReferenceType declaringType() {
75        return declaringType;
76    }
77
78    public boolean isStatic() {
79        return isModifierSet(VMModifiers.STATIC);
80    }
81
82    public boolean isFinal() {
83        return isModifierSet(VMModifiers.FINAL);
84    }
85
86    public boolean isPrivate() {
87        return isModifierSet(VMModifiers.PRIVATE);
88    }
89
90    public boolean isPackagePrivate() {
91        return !isModifierSet(VMModifiers.PRIVATE |
92                              VMModifiers.PROTECTED |
93                              VMModifiers.PUBLIC);
94    }
95
96    public boolean isProtected() {
97        return isModifierSet(VMModifiers.PROTECTED);
98    }
99
100    public boolean isPublic() {
101        return isModifierSet(VMModifiers.PUBLIC);
102    }
103
104    public boolean isSynthetic() {
105        return isModifierSet(VMModifiers.SYNTHETIC);
106    }
107
108    long ref() {
109        return ref;
110    }
111
112    boolean isModifierSet(int compareBits) {
113        return (modifiers & compareBits) != 0;
114    }
115}
116