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      1 /*
      2  * Copyright 2012, 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.base.value;
     33 
     34 import com.google.common.primitives.Ints;
     35 import org.jf.dexlib2.ValueType;
     36 import org.jf.dexlib2.iface.value.AnnotationEncodedValue;
     37 import org.jf.dexlib2.iface.value.EncodedValue;
     38 import org.jf.util.CollectionUtils;
     39 
     40 import javax.annotation.Nonnull;
     41 import javax.annotation.Nullable;
     42 
     43 public abstract class BaseAnnotationEncodedValue implements AnnotationEncodedValue {
     44     @Override
     45     public int hashCode() {
     46         int hashCode = getType().hashCode();
     47         return hashCode * 31 + getElements().hashCode();
     48     }
     49 
     50     @Override
     51     public boolean equals(@Nullable Object o) {
     52         if (o instanceof AnnotationEncodedValue) {
     53             AnnotationEncodedValue other = (AnnotationEncodedValue)o;
     54             return getType().equals(other.getType()) &&
     55                     getElements().equals(other.getElements());
     56         }
     57         return false;
     58     }
     59 
     60     @Override
     61     public int compareTo(@Nonnull EncodedValue o) {
     62         int res = Ints.compare(getValueType(), o.getValueType());
     63         if (res != 0) return res;
     64         AnnotationEncodedValue other = (AnnotationEncodedValue)o;
     65         res = getType().compareTo(other.getType());
     66         if (res != 0) return res;
     67         return CollectionUtils.compareAsSet(getElements(), other.getElements());
     68     }
     69 
     70     public int getValueType() {
     71         return ValueType.ANNOTATION;
     72     }
     73 }
     74