| /* |
| * Copyright (C) 2007 The Android Open Source Project |
| * |
| * Licensed under the Apache License, Version 2.0 (the "License"); |
| * you may not use this file except in compliance with the License. |
| * You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package com.android.dx.cf.iface; |
| |
| import com.android.dx.util.FixedSizeList; |
| |
| /** |
| * Standard implementation of {@link AttributeList}, which directly stores |
| * an array of {@link Attribute} objects and can be made immutable. |
| */ |
| public final class StdAttributeList extends FixedSizeList |
| implements AttributeList { |
| /** |
| * Constructs an instance. All indices initially contain <code>null</code>. |
| * |
| * @param size the size of the list |
| */ |
| public StdAttributeList(int size) { |
| super(size); |
| } |
| |
| /** {@inheritDoc} */ |
| public Attribute get(int n) { |
| return (Attribute) get0(n); |
| } |
| |
| /** {@inheritDoc} */ |
| public int byteLength() { |
| int sz = size(); |
| int result = 2; // u2 attributes_count |
| |
| for (int i = 0; i < sz; i++) { |
| result += get(i).byteLength(); |
| } |
| |
| return result; |
| } |
| |
| /** {@inheritDoc} */ |
| public Attribute findFirst(String name) { |
| int sz = size(); |
| |
| for (int i = 0; i < sz; i++) { |
| Attribute att = get(i); |
| if (att.getName().equals(name)) { |
| return att; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** {@inheritDoc} */ |
| public Attribute findNext(Attribute attrib) { |
| int sz = size(); |
| int at; |
| |
| outer: { |
| for (at = 0; at < sz; at++) { |
| Attribute att = get(at); |
| if (att == attrib) { |
| break outer; |
| } |
| } |
| |
| return null; |
| } |
| |
| String name = attrib.getName(); |
| |
| for (at++; at < sz; at++) { |
| Attribute att = get(at); |
| if (att.getName().equals(name)) { |
| return att; |
| } |
| } |
| |
| return null; |
| } |
| |
| /** |
| * Sets the attribute at the given index. |
| * |
| * @param n >= 0, < size(); which attribute |
| * @param attribute null-ok; the attribute object |
| */ |
| public void set(int n, Attribute attribute) { |
| set0(n, attribute); |
| } |
| } |