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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.reference;
     33 
     34 import org.jf.dexlib2.iface.reference.StringReference;
     35 
     36 import javax.annotation.Nonnull;
     37 import javax.annotation.Nullable;
     38 
     39 public abstract class BaseStringReference implements StringReference {
     40     @Override
     41     public int hashCode() {
     42         return getString().hashCode();
     43     }
     44 
     45     @Override
     46     public boolean equals(@Nullable Object o) {
     47         if (o != null && o instanceof StringReference) {
     48             return getString().equals(((StringReference)o).getString());
     49         }
     50         return false;
     51     }
     52 
     53     @Override
     54     public int compareTo(@Nonnull CharSequence o) {
     55         return getString().compareTo(o.toString());
     56     }
     57 
     58     @Override public int length() { return getString().length(); }
     59     @Override public char charAt(int index) { return getString().charAt(index); }
     60     @Override public CharSequence subSequence(int start, int end) { return getString().subSequence(start, end); }
     61     @Override public String toString() { return getString(); }
     62 }
     63