1917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul/* 2917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Copyright (C) 2007 The Android Open Source Project 3917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 4917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Licensed under the Apache License, Version 2.0 (the "License"); 5917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * you may not use this file except in compliance with the License. 6917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * You may obtain a copy of the License at 7917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 8917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * http://www.apache.org/licenses/LICENSE-2.0 9917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 10917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Unless required by applicable law or agreed to in writing, software 11917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * distributed under the License is distributed on an "AS IS" BASIS, 12917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. 13917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * See the License for the specific language governing permissions and 14917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * limitations under the License. 15917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 16917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 17917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulpackage com.android.dexgen.dex.file; 18917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 19917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulimport com.android.dexgen.rop.cst.CstMemberRef; 20917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulimport com.android.dexgen.rop.cst.CstNat; 21917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulimport com.android.dexgen.util.AnnotatedOutput; 22917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulimport com.android.dexgen.util.Hex; 23917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 24917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul/** 25917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Representation of a member (field or method) reference inside a 26917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Dalvik file. 27917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 28917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgulpublic abstract class MemberIdItem extends IdItem { 29917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** size of instances when written out to a file, in bytes */ 30917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public static final int WRITE_SIZE = 8; 31917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 32917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** {@code non-null;} the constant for the member */ 33917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul private final CstMemberRef cst; 34917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 35917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** 36917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Constructs an instance. 37917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 38917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * @param cst {@code non-null;} the constant for the member 39917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 40917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public MemberIdItem(CstMemberRef cst) { 41917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul super(cst.getDefiningClass()); 42917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 43917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul this.cst = cst; 44917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 45917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 46917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** {@inheritDoc} */ 47917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul @Override 48917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public int writeSize() { 49917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul return WRITE_SIZE; 50917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 51917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 52917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** {@inheritDoc} */ 53917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul @Override 54917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public void addContents(DexFile file) { 55917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul super.addContents(file); 56917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 57917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul StringIdsSection stringIds = file.getStringIds(); 58917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul stringIds.intern(getRef().getNat().getName()); 59917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 60917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 61917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** {@inheritDoc} */ 62917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul @Override 63917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public final void writeTo(DexFile file, AnnotatedOutput out) { 64917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul TypeIdsSection typeIds = file.getTypeIds(); 65917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul StringIdsSection stringIds = file.getStringIds(); 66917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul CstNat nat = cst.getNat(); 67917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul int classIdx = typeIds.indexOf(getDefiningClass()); 68917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul int nameIdx = stringIds.indexOf(nat.getName()); 69917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul int typoidIdx = getTypoidIdx(file); 70917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 71917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul if (out.annotates()) { 72917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.annotate(0, indexString() + ' ' + cst.toHuman()); 73917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.annotate(2, " class_idx: " + Hex.u2(classIdx)); 74917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.annotate(2, String.format(" %-10s %s", getTypoidName() + ':', 75917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul Hex.u2(typoidIdx))); 76917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.annotate(4, " name_idx: " + Hex.u4(nameIdx)); 77917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 78917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 79917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.writeShort(classIdx); 80917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.writeShort(typoidIdx); 81917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul out.writeInt(nameIdx); 82917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 83917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 84917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** 85917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Returns the index of the type-like thing associated with 86917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * this item, in order that it may be written out. Subclasses must 87917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * override this to get whatever it is they need to store. 88917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 89917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * @param file {@code non-null;} the file being written 90917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * @return the index in question 91917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 92917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul protected abstract int getTypoidIdx(DexFile file); 93917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 94917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** 95917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Returns the field name of the type-like thing associated with 96917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * this item, for listing-generating purposes. Subclasses must override 97917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * this. 98917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 99917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * @return {@code non-null;} the name in question 100917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 101917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul protected abstract String getTypoidName(); 102917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul 103917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul /** 104917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * Gets the member constant. 105917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * 106917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul * @return {@code non-null;} the constant 107917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul */ 108917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul public final CstMemberRef getRef() { 109917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul return cst; 110917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul } 111917cb222329ee8c035c3ffaf947e4265761b9367Piotr Gurgul} 112