1579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/* 2579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Copyright (C) 2007 The Android Open Source Project 3579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 4579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Licensed under the Apache License, Version 2.0 (the "License"); 5579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * you may not use this file except in compliance with the License. 6579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * You may obtain a copy of the License at 7579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 8579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * http://www.apache.org/licenses/LICENSE-2.0 9579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 10579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Unless required by applicable law or agreed to in writing, software 11579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * distributed under the License is distributed on an "AS IS" BASIS, 12579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * See the License for the specific language governing permissions and 14579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * limitations under the License. 15579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 16579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 17579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonpackage com.android.dx.rop.cst; 18579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 19579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.rop.type.Type; 20579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.util.FixedSizeList; 21579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 22579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/** 23579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Constant type to represent a fixed array of other constants. 24579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 25579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonpublic final class CstArray extends Constant { 26579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@code non-null;} the actual list of contents */ 27579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private final List list; 28579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 29579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 30579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Constructs an instance. 31579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 32579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param list {@code non-null;} the actual list of contents 33579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 34579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public CstArray(List list) { 35579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (list == null) { 36579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson throw new NullPointerException("list == null"); 37579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 38579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 39579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson list.throwIfMutable(); 40579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 41579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson this.list = list; 42579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 43579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 44579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 45579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 46579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public boolean equals(Object other) { 47579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (! (other instanceof CstArray)) { 48579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return false; 49579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 50579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 51579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list.equals(((CstArray) other).list); 52579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 53579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 54579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 55579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 56579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public int hashCode() { 57579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list.hashCode(); 58579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 59579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 60579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 61579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 62579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson protected int compareTo0(Constant other) { 63579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list.compareTo(((CstArray) other).list); 64579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 65579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 66579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 67579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 68579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public String toString() { 69579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list.toString("array{", ", ", "}"); 70579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 71579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 72579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 73579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 74579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public String typeName() { 75579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return "array"; 76579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 77579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 78579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 79579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 80579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public boolean isCategory2() { 81579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return false; 82579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 83579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 84579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 85579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public String toHuman() { 86579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list.toHuman("{", ", ", "}"); 87579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 88579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 89579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 90579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Get the underlying list. 91579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 92579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @return {@code non-null;} the list 93579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 94579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public List getList() { 95579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return list; 96579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 97579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 98579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 99579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * List of {@link Constant} instances. 100579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 101579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public static final class List 102579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson extends FixedSizeList implements Comparable<List> { 103579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 104579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Constructs an instance. All indices initially contain 105579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * {@code null}. 106579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 107579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param size the size of the list 108579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 109579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public List(int size) { 110579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson super(size); 111579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 112579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 113579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 114579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public int compareTo(List other) { 115579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson int thisSize = size(); 116579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson int otherSize = other.size(); 117579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson int compareSize = (thisSize < otherSize) ? thisSize : otherSize; 118579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 119579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson for (int i = 0; i < compareSize; i++) { 120579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson Constant thisItem = (Constant) get0(i); 121579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson Constant otherItem = (Constant) other.get0(i); 122579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson int compare = thisItem.compareTo(otherItem); 123579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (compare != 0) { 124579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return compare; 125579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 126579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 127579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 128579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (thisSize < otherSize) { 129579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return -1; 130579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } else if (thisSize > otherSize) { 131579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return 1; 132579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 133579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 134579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return 0; 135579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 136579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 137579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 138579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Gets the element at the given index. It is an error to call 139579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * this with the index for an element which was never set; if you 140579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * do that, this will throw {@code NullPointerException}. 141579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 142579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param n {@code >= 0, < size();} which index 143579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @return {@code non-null;} element at that index 144579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 145579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public Constant get(int n) { 146579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return (Constant) get0(n); 147579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 148579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 149579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 150579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Sets the element at the given index. 151579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 152579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param n {@code >= 0, < size();} which index 153579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param a {@code null-ok;} the element to set at {@code n} 154579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 155579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public void set(int n, Constant a) { 156579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson set0(n, a); 157579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 158579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 159579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson} 160