1 /* 2 * Copyright 2013, Google Inc. 3 * All rights reserved. 4 * 5 * Redistribution and use in source and binary forms, with or without 6 * modification, are permitted provided that the following conditions are 7 * met: 8 * 9 * * Redistributions of source code must retain the above copyright 10 * notice, this list of conditions and the following disclaimer. 11 * * Redistributions in binary form must reproduce the above 12 * copyright notice, this list of conditions and the following disclaimer 13 * in the documentation and/or other materials provided with the 14 * distribution. 15 * * Neither the name of Google Inc. nor the names of its 16 * contributors may be used to endorse or promote products derived from 17 * this software without specific prior written permission. 18 * 19 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS 20 * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT 21 * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR 22 * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT 23 * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, 24 * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT 25 * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 26 * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 27 * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 28 * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE 29 * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 30 */ 31 32 package org.jf.dexlib2.writer.pool; 33 34 import org.jf.dexlib2.iface.Field; 35 import org.jf.dexlib2.iface.reference.FieldReference; 36 import org.jf.dexlib2.writer.FieldSection; 37 38 import javax.annotation.Nonnull; 39 40 public class FieldPool extends BaseIndexPool<FieldReference> 41 implements FieldSection<CharSequence, CharSequence, FieldReference, Field> { 42 43 public FieldPool(@Nonnull DexPool dexPool) { 44 super(dexPool); 45 } 46 47 public void intern(@Nonnull FieldReference field) { 48 Integer prev = internedItems.put(field, 0); 49 if (prev == null) { 50 dexPool.typeSection.intern(field.getDefiningClass()); 51 dexPool.stringSection.intern(field.getName()); 52 dexPool.typeSection.intern(field.getType()); 53 } 54 } 55 56 @Nonnull @Override public CharSequence getDefiningClass(@Nonnull FieldReference fieldReference) { 57 return fieldReference.getDefiningClass(); 58 } 59 60 @Nonnull @Override public CharSequence getFieldType(@Nonnull FieldReference fieldReference) { 61 return fieldReference.getType(); 62 } 63 64 @Nonnull @Override public CharSequence getName(@Nonnull FieldReference fieldReference) { 65 return fieldReference.getName(); 66 } 67 68 @Override public int getFieldIndex(@Nonnull Field field) { 69 return getItemIndex(field); 70 } 71 } 72