1/*
2 * Copyright (C) 2007 The Android Open Source Project
3 *
4 * Licensed under the Apache License, Version 2.0 (the "License");
5 * you may not use this file except in compliance with the License.
6 * You may obtain a copy of the License at
7 *
8 *      http://www.apache.org/licenses/LICENSE-2.0
9 *
10 * Unless required by applicable law or agreed to in writing, software
11 * distributed under the License is distributed on an "AS IS" BASIS,
12 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
13 * See the License for the specific language governing permissions and
14 * limitations under the License.
15 */
16
17package com.android.dx.cf.iface;
18
19import com.android.dx.rop.cst.CstNat;
20import com.android.dx.rop.cst.CstString;
21import com.android.dx.rop.cst.CstType;
22
23/**
24 * Standard implementation of {@link Member}, which directly stores
25 * all the associated data.
26 */
27public abstract class StdMember implements Member {
28    /** {@code non-null;} the defining class */
29    private final CstType definingClass;
30
31    /** access flags */
32    private final int accessFlags;
33
34    /** {@code non-null;} member name and type */
35    private final CstNat nat;
36
37    /** {@code non-null;} list of associated attributes */
38    private final AttributeList attributes;
39
40    /**
41     * Constructs an instance.
42     *
43     * @param definingClass {@code non-null;} the defining class
44     * @param accessFlags access flags
45     * @param nat {@code non-null;} member name and type (descriptor)
46     * @param attributes {@code non-null;} list of associated attributes
47     */
48    public StdMember(CstType definingClass, int accessFlags, CstNat nat,
49                     AttributeList attributes) {
50        if (definingClass == null) {
51            throw new NullPointerException("definingClass == null");
52        }
53
54        if (nat == null) {
55            throw new NullPointerException("nat == null");
56        }
57
58        if (attributes == null) {
59            throw new NullPointerException("attributes == null");
60        }
61
62        this.definingClass = definingClass;
63        this.accessFlags = accessFlags;
64        this.nat = nat;
65        this.attributes = attributes;
66    }
67
68    /** {@inheritDoc} */
69    @Override
70    public String toString() {
71        StringBuilder sb = new StringBuilder(100);
72
73        sb.append(getClass().getName());
74        sb.append('{');
75        sb.append(nat.toHuman());
76        sb.append('}');
77
78        return sb.toString();
79    }
80
81    /** {@inheritDoc} */
82    @Override
83    public final CstType getDefiningClass() {
84        return definingClass;
85    }
86
87    /** {@inheritDoc} */
88    @Override
89    public final int getAccessFlags() {
90        return accessFlags;
91    }
92
93    /** {@inheritDoc} */
94    @Override
95    public final CstNat getNat() {
96        return nat;
97    }
98
99    /** {@inheritDoc} */
100    @Override
101    public final CstString getName() {
102        return nat.getName();
103    }
104
105    /** {@inheritDoc} */
106    @Override
107    public final CstString getDescriptor() {
108        return nat.getDescriptor();
109    }
110
111    /** {@inheritDoc} */
112    @Override
113    public final AttributeList getAttributes() {
114        return attributes;
115    }
116}
117