1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Copyright (C) 2008 The Android Open Source Project 3f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 4f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Licensed under the Apache License, Version 2.0 (the "License"); 5f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * you may not use this file except in compliance with the License. 6f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * You may obtain a copy of the License at 7f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 8f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * http://www.apache.org/licenses/LICENSE-2.0 9f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * 10f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Unless required by applicable law or agreed to in writing, software 11f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * distributed under the License is distributed on an "AS IS" BASIS, 12f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * See the License for the specific language governing permissions and 14f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * limitations under the License. 15f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 16f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 17f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpackage com.android.dx.util; 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 19f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport java.util.NoSuchElementException; 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * A set of integers, represented by a list 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic class ListIntSet implements IntSet { 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** also accessed in BitIntSet */ 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project final IntList ints; 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 29f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 30f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Constructs an instance 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ListIntSet() { 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints = new IntList(); 34f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.sort(); 35f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 37f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void add(int value) { 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int index = ints.binarysearch(value); 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (index < 0) { 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.insert(-(index + 1), value); 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 45f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 46f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 47f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void remove(int value) { 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int index = ints.indexOf(value); 49f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (index >= 0) { 51f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.removeIndex(index); 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public boolean has(int value) { 57de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro return ints.indexOf(value) >= 0; 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void merge(IntSet other) { 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (other instanceof ListIntSet) { 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ListIntSet o = (ListIntSet) other; 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int szThis = ints.size(); 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int szOther = o.ints.size(); 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int i = 0; 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int j = 0; 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (j < szOther && i < szThis) { 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (j < szOther && o.ints.get(j) < ints.get(i)) { 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project add(o.ints.get(j++)); 73de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro } 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (j == szOther) { 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project break; 76f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (i < szThis && o.ints.get(j) >= ints.get(i)) { 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project i++; 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 81f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (j < szOther) { 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project add(o.ints.get(j++)); 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.sort(); 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } else if (other instanceof BitIntSet) { 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project BitIntSet o = (BitIntSet) other; 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project for (int i = 0; i >= 0; i = Bits.findFirst(o.bits, i + 1)) { 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.add(i); 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ints.sort(); 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } else { 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project IntIterator iter = other.iterator(); 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project while (iter.hasNext()) { 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project add(iter.next()); 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 100f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 101f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 102f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 103f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public int elements() { 104f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ints.size(); 105f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 106f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 107f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 108f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public IntIterator iterator() { 109f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return new IntIterator() { 110f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project private int idx = 0; 111f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 112f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 113f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public boolean hasNext() { 114f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return idx < ints.size(); 115f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 116f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 117f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 118f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public int next() { 119f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (!hasNext()) { 120f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project throw new NoSuchElementException(); 121f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 122f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 123f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ints.get(idx++); 124f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 125f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project }; 126f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 127f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 128f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** @inheritDoc */ 129f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public String toString() { 130f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ints.toString(); 131f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 132f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 133