15867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com/* 25867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * [The "BSD licence"] 300fc68adf2e39aeb9fed35293f2576bbe729ec4bJesusFreke@JesusFreke.com * Copyright (c) 2010 Ben Gruver (JesusFreke) 45867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * All rights reserved. 55867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * 65867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * Redistribution and use in source and binary forms, with or without 75867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * modification, are permitted provided that the following conditions 85867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * are met: 95867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * 1. Redistributions of source code must retain the above copyright 105867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * notice, this list of conditions and the following disclaimer. 115867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * 2. Redistributions in binary form must reproduce the above copyright 125867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * notice, this list of conditions and the following disclaimer in the 135867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * documentation and/or other materials provided with the distribution. 145867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * 3. The name of the author may not be used to endorse or promote products 155867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * derived from this software without specific prior written permission. 165867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * 175867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * THIS SOFTWARE IS PROVIDED BY THE AUTHOR ``AS IS'' AND ANY EXPRESS OR 185867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO, THE IMPLIED WARRANTIES 195867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR PURPOSE ARE DISCLAIMED. 205867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY DIRECT, INDIRECT, 215867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * INCIDENTAL, SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT 225867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * NOT LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, 235867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY 245867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT 255867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF 265867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. 275867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com */ 285867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 295867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.compackage org.jf.dexlib; 305867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 3116a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.comimport org.jf.dexlib.Util.ExceptionWithContext; 325867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.comimport org.jf.dexlib.Util.Input; 335867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 345867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.compublic class IndexedSection<T extends Item> extends Section<T> { 355867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 365867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com /** 375867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * Create a new indexed section 385867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * @param dexFile The <code>DexFile</code> that this section belongs to 395867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * @param itemType The itemType that this section will hold 405867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com */ 415867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com public IndexedSection(DexFile dexFile, ItemType itemType) { 425867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com super(dexFile, itemType); 435867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com } 445867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 455867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com /** {@inheritDoc} */ 465867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com protected void readItems(Input in, ReadContext readContext) { 475867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com for (int i = 0; i < items.size(); i++) { 485867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com T item = (T)ItemFactory.makeItem(ItemType, DexFile); 495867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com items.set(i, item); 505867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com item.readFrom(in, i, readContext); 515867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com } 525867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com } 535867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 545867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com /** 5516a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com * Gets the item at the specified index in this section, or null if the index is -1 565867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com * @param index the index of the item to get 5716a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com * @return the item at the specified index in this section, or null if the index is -1 585867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com */ 5916a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com public T getOptionalItemByIndex(int index) { 605867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com if (index == -1) { 615867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com return null; 625867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com } 635867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com 6416a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com return getItemByIndex(index); 6516a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com } 6616a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com 6716a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com /** 6816a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com * Gets the item at the specified index in this section 6916a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com * @param index the index of the item to get 7016a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com * @return the item at the specified index in this section 7116a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com */ 7216a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com public T getItemByIndex(int index) { 7316a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com try { 7416a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com //if index is out of bounds, just let it throw an exception 7516a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com return items.get(index); 7616a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com } catch (Exception ex) { 7716a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com throw ExceptionWithContext.withContext(ex, "Error occured while retrieving the " + this.ItemType.TypeName + 7816a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com " item at index " + index); 7916a911620ccf7b530b873fb71cf13e8dcb88ad28JesusFreke@JesusFreke.com } 805867263eb588f4671400895d1e6b01c01535061bJesusFreke@JesusFreke.com } 8183b80f81d311b233188c281059aad4a9f5e8b4e6JesusFreke@JesusFreke.com}