1579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/* 2579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Copyright (C) 2008 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.dex.file; 18579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 19579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.util.AnnotatedOutput; 20579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonimport com.android.dx.util.Hex; 21579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 22579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson/** 23579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Indirect reference to an {@link AnnotationSetItem}. 24579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 25579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilsonpublic final class AnnotationSetRefItem extends OffsettedItem { 26579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** the required alignment for instances of this class */ 27579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private static final int ALIGNMENT = 4; 28579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 29579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** write size of this class, in bytes */ 30579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private static final int WRITE_SIZE = 4; 31579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 32579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@code non-null;} the annotation set to refer to */ 33579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson private AnnotationSetItem annotations; 34579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 35579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** 36579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * Constructs an instance. 37579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * 38579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson * @param annotations {@code non-null;} the annotation set to refer to 39579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson */ 40579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public AnnotationSetRefItem(AnnotationSetItem annotations) { 41579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson super(ALIGNMENT, WRITE_SIZE); 42579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 43579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (annotations == null) { 44579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson throw new NullPointerException("annotations == null"); 45579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 46579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 47579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson this.annotations = annotations; 48579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 49579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 50579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 51579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 52579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public ItemType itemType() { 53579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return ItemType.TYPE_ANNOTATION_SET_REF_ITEM; 54579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 55579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 56579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 57579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public void addContents(DexFile file) { 58579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson MixedItemSection wordData = file.getWordData(); 59579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 60579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson annotations = wordData.intern(annotations); 61579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 62579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 63579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 64579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 65579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson public String toHuman() { 66579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson return annotations.toHuman(); 67579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 68579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 69579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson /** {@inheritDoc} */ 70579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson @Override 71579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson protected void writeTo0(DexFile file, AnnotatedOutput out) { 72579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson int annotationsOff = annotations.getAbsoluteOffset(); 73579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 74579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson if (out.annotates()) { 75579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson out.annotate(4, " annotations_off: " + Hex.u4(annotationsOff)); 76579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 77579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson 78579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson out.writeInt(annotationsOff); 79579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson } 80579d7739c53a2707ad711a2d2cae46d7d782f06Jesse Wilson} 81