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      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 com.google.common.collect.*;
     35 import org.jf.dexlib2.base.reference.BaseTypeReference;
     36 import org.jf.dexlib2.iface.Annotation;
     37 import org.jf.dexlib2.iface.ClassDef;
     38 import org.jf.dexlib2.iface.Field;
     39 
     40 import javax.annotation.Nonnull;
     41 import javax.annotation.Nullable;
     42 import java.util.*;
     43 
     44 class PoolClassDef extends BaseTypeReference implements ClassDef {
     45     @Nonnull final ClassDef classDef;
     46     @Nonnull final TypeListPool.Key<List<String>> interfaces;
     47     @Nonnull final ImmutableSortedSet<Field> staticFields;
     48     @Nonnull final ImmutableSortedSet<Field> instanceFields;
     49     @Nonnull final ImmutableSortedSet<PoolMethod> directMethods;
     50     @Nonnull final ImmutableSortedSet<PoolMethod> virtualMethods;
     51 
     52     int classDefIndex = DexPool.NO_INDEX;
     53     int encodedArrayOffset = DexPool.NO_OFFSET;
     54     int annotationDirectoryOffset = DexPool.NO_OFFSET;
     55 
     56     PoolClassDef(@Nonnull ClassDef classDef) {
     57         this.classDef = classDef;
     58 
     59         interfaces = new TypeListPool.Key<List<String>>(ImmutableList.copyOf(classDef.getInterfaces()));
     60         staticFields = ImmutableSortedSet.copyOf(classDef.getStaticFields());
     61         instanceFields = ImmutableSortedSet.copyOf(classDef.getInstanceFields());
     62         directMethods = ImmutableSortedSet.copyOf(
     63                 Iterables.transform(classDef.getDirectMethods(), PoolMethod.TRANSFORM));
     64         virtualMethods = ImmutableSortedSet.copyOf(
     65                 Iterables.transform(classDef.getVirtualMethods(), PoolMethod.TRANSFORM));
     66     }
     67 
     68     @Nonnull @Override public String getType() {
     69         return classDef.getType();
     70     }
     71 
     72     @Override public int getAccessFlags() {
     73         return classDef.getAccessFlags();
     74     }
     75 
     76     @Nullable @Override public String getSuperclass() {
     77         return classDef.getSuperclass();
     78     }
     79 
     80     @Nonnull @Override public List<String> getInterfaces() {
     81         return interfaces.types;
     82     }
     83 
     84     @Nullable @Override public String getSourceFile() {
     85         return classDef.getSourceFile();
     86     }
     87 
     88     @Nonnull @Override public Set<? extends Annotation> getAnnotations() {
     89         return classDef.getAnnotations();
     90     }
     91 
     92     @Nonnull @Override public SortedSet<Field> getStaticFields() {
     93         return staticFields;
     94     }
     95 
     96     @Nonnull @Override public SortedSet<Field> getInstanceFields() {
     97         return instanceFields;
     98     }
     99 
    100     @Nonnull @Override public Collection<Field> getFields() {
    101         return new AbstractCollection<Field>() {
    102             @Nonnull @Override public Iterator<Field> iterator() {
    103                 return Iterators.mergeSorted(
    104                         ImmutableList.of(staticFields.iterator(), instanceFields.iterator()),
    105                         Ordering.natural());
    106             }
    107 
    108             @Override public int size() {
    109                 return staticFields.size() + instanceFields.size();
    110             }
    111         };
    112     }
    113 
    114     @Nonnull @Override public SortedSet<PoolMethod> getDirectMethods() {
    115         return directMethods;
    116     }
    117 
    118     @Nonnull @Override public SortedSet<PoolMethod> getVirtualMethods() {
    119         return virtualMethods;
    120     }
    121 
    122     @Nonnull @Override public Collection<PoolMethod> getMethods() {
    123         return new AbstractCollection<PoolMethod>() {
    124             @Nonnull @Override public Iterator<PoolMethod> iterator() {
    125                 return Iterators.mergeSorted(
    126                         ImmutableList.of(directMethods.iterator(), virtualMethods.iterator()),
    127                         Ordering.natural());
    128             }
    129 
    130             @Override public int size() {
    131                 return directMethods.size() + virtualMethods.size();
    132             }
    133         };
    134     }
    135 }
    136