| /* |
| * Copyright 2013, Google Inc. |
| * All rights reserved. |
| * |
| * Redistribution and use in source and binary forms, with or without |
| * modification, are permitted provided that the following conditions are |
| * met: |
| * |
| * * Redistributions of source code must retain the above copyright |
| * notice, this list of conditions and the following disclaimer. |
| * * Redistributions in binary form must reproduce the above |
| * copyright notice, this list of conditions and the following disclaimer |
| * in the documentation and/or other materials provided with the |
| * distribution. |
| * * Neither the name of Google Inc. nor the names of its |
| * contributors may be used to endorse or promote products derived from |
| * this software without specific prior written permission. |
| * |
| * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS |
| * "AS IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT |
| * LIMITED TO, THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR |
| * A PARTICULAR PURPOSE ARE DISCLAIMED. IN NO EVENT SHALL THE COPYRIGHT |
| * OWNER OR CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, |
| * SPECIAL, EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT |
| * LIMITED TO, PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, |
| * DATA, OR PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY |
| * THEORY OF LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT |
| * (INCLUDING NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE |
| * OF THIS SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE. |
| */ |
| |
| package org.jf.dexlib2.analysis; |
| |
| import org.jf.dexlib2.iface.Method; |
| import org.jf.dexlib2.iface.reference.FieldReference; |
| import org.jf.dexlib2.iface.reference.MethodReference; |
| |
| import javax.annotation.Nonnull; |
| import javax.annotation.Nullable; |
| |
| public class UnknownClassProto implements TypeProto { |
| @Nonnull protected final ClassPath classPath; |
| |
| public UnknownClassProto(@Nonnull ClassPath classPath) { |
| this.classPath = classPath; |
| } |
| |
| @Override public String toString() { return "Ujava/lang/Object;"; } |
| @Nonnull @Override public ClassPath getClassPath() { return classPath; } |
| @Nullable @Override public String getSuperclass() { return null; } |
| @Override public boolean isInterface() { return false; } |
| @Override public boolean implementsInterface(@Nonnull String iface) { return false; } |
| |
| @Nonnull @Override public TypeProto getCommonSuperclass(@Nonnull TypeProto other) { |
| if (other.getType().equals("Ljava/lang/Object;")) { |
| return other; |
| } |
| if (other instanceof ArrayProto) { |
| // if it's an array class, it's safe to assume this unknown class isn't related, and so |
| // java.lang.Object is the only possible superclass |
| return classPath.getClass("Ljava/lang/Object;"); |
| } |
| return this; |
| } |
| |
| @Nonnull @Override public String getType() { |
| // use the otherwise used U prefix for an unknown/unresolvable class |
| return "Ujava/lang/Object;"; |
| } |
| |
| @Override |
| @Nullable |
| public FieldReference getFieldByOffset(int fieldOffset) { |
| return classPath.getClass("Ljava/lang/Object;").getFieldByOffset(fieldOffset); |
| } |
| |
| @Override |
| @Nullable |
| public Method getMethodByVtableIndex(int vtableIndex) { |
| return classPath.getClass("Ljava/lang/Object;").getMethodByVtableIndex(vtableIndex); |
| } |
| |
| @Override public int findMethodIndexInVtable(@Nonnull MethodReference method) { |
| return classPath.getClass("Ljava/lang/Object;").findMethodIndexInVtable(method); |
| } |
| } |