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.direct;
18
19import com.android.dx.cf.iface.AttributeList;
20import com.android.dx.cf.iface.Member;
21import com.android.dx.cf.iface.StdField;
22import com.android.dx.cf.iface.StdFieldList;
23import com.android.dx.rop.code.AccessFlags;
24import com.android.dx.rop.cst.CstNat;
25import com.android.dx.rop.cst.CstType;
26
27/**
28 * Parser for lists of fields in a class file.
29 */
30final /*package*/ class FieldListParser extends MemberListParser {
31    /** {@code non-null;} list in progress */
32    private final StdFieldList fields;
33
34    /**
35     * Constructs an instance.
36     *
37     * @param cf {@code non-null;} the class file to parse from
38     * @param definer {@code non-null;} class being defined
39     * @param offset offset in {@code bytes} to the start of the list
40     * @param attributeFactory {@code non-null;} attribute factory to use
41     */
42    public FieldListParser(DirectClassFile cf, CstType definer, int offset,
43            AttributeFactory attributeFactory) {
44        super(cf, definer, offset, attributeFactory);
45        fields = new StdFieldList(getCount());
46    }
47
48    /**
49     * Gets the parsed list.
50     *
51     * @return {@code non-null;} the parsed list
52     */
53    public StdFieldList getList() {
54        parseIfNecessary();
55        return fields;
56    }
57
58    /** {@inheritDoc} */
59    @Override
60    protected String humanName() {
61        return "field";
62    }
63
64    /** {@inheritDoc} */
65    @Override
66    protected String humanAccessFlags(int accessFlags) {
67        return AccessFlags.fieldString(accessFlags);
68    }
69
70    /** {@inheritDoc} */
71    @Override
72    protected int getAttributeContext() {
73        return AttributeFactory.CTX_FIELD;
74    }
75
76    /** {@inheritDoc} */
77    @Override
78    protected Member set(int n, int accessFlags, CstNat nat,
79                         AttributeList attributes) {
80        StdField field =
81            new StdField(getDefiner(), accessFlags, nat, attributes);
82
83        fields.set(n, field);
84        return field;
85    }
86}
87