1f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/* 2f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Copyright (C) 2007 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.dex.file; 18f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 19333201833d506a3accdeac6ceb7caba8d4b95797Jesse Wilsonimport com.android.dx.rop.cst.CstString; 20f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.util.AnnotatedOutput; 21f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.util.ByteArray; 22f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.util.Hex; 23f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectimport com.android.dx.util.Leb128Utils; 24f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 25f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project/** 26f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Representation of string data for a particular string, in a Dalvik file. 27f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 28f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Projectpublic final class StringDataItem extends OffsettedItem { 2999409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project /** {@code non-null;} the string value */ 30333201833d506a3accdeac6ceb7caba8d4b95797Jesse Wilson private final CstString value; 31f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 32f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 33f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Constructs an instance. 34de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro * 3599409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project * @param value {@code non-null;} the string value 36f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 37333201833d506a3accdeac6ceb7caba8d4b95797Jesse Wilson public StringDataItem(CstString value) { 38f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project super(1, writeSize(value)); 39f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 40f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project this.value = value; 41f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 42f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 43f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** 44f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project * Gets the write size for a given value. 45de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro * 4699409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project * @param value {@code non-null;} the string value 4799409883d9c4c0ffb49b070ce307bb33a9dfe9f1The Android Open Source Project * @return {@code >= 2}; the write size, in bytes 48f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project */ 49333201833d506a3accdeac6ceb7caba8d4b95797Jesse Wilson private static int writeSize(CstString value) { 50f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int utf16Size = value.getUtf16Size(); 51de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro 52f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // The +1 is for the '\0' termination byte. 53f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return Leb128Utils.unsignedLeb128Size(utf16Size) 54f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project + value.getUtf8Size() + 1; 55f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 56f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 57f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** {@inheritDoc} */ 58f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project @Override 59f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public ItemType itemType() { 60f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return ItemType.TYPE_STRING_DATA_ITEM; 61f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 62f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 63f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** {@inheritDoc} */ 64f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project @Override 65f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void addContents(DexFile file) { 66f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project // Nothing to do here. 67f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 68f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 69f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** {@inheritDoc} */ 70f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project @Override 71f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public void writeTo0(DexFile file, AnnotatedOutput out) { 72f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project ByteArray bytes = value.getBytes(); 73f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project int utf16Size = value.getUtf16Size(); 74f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 75f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project if (out.annotates()) { 76de75089fb7216d19e9c22cce4dc62a49513477d3Carl Shapiro out.annotate(Leb128Utils.unsignedLeb128Size(utf16Size), 77f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project "utf16_size: " + Hex.u4(utf16Size)); 78f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.annotate(bytes.size() + 1, value.toQuoted()); 79f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 80f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 81dfc5e8e159e7df3efa47d553b7725be22839665dJesse Wilson out.writeUleb128(utf16Size); 82f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.write(bytes); 83f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project out.writeByte(0); 84f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 85f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 86f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** {@inheritDoc} */ 87f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project @Override 88f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project public String toHuman() { 89f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return value.toQuoted(); 90f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 91f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 92f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project /** {@inheritDoc} */ 93f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project @Override 94f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project protected int compareTo0(OffsettedItem other) { 95f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project StringDataItem otherData = (StringDataItem) other; 96f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project 97f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project return value.compareTo(otherData.value); 98f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project } 99f6c387128427e121477c1b32ad35cdcaa5101ba3The Android Open Source Project} 100