1 /*
   2  * Copyright 2004 Sun Microsystems, Inc.  All Rights Reserved.
   3  * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
   4  *
   5  * This code is free software; you can redistribute it and/or modify it
   6  * under the terms of the GNU General Public License version 2 only, as
   7  * published by the Free Software Foundation.  Sun designates this
   8  * particular file as subject to the "Classpath" exception as provided
   9  * by Sun in the LICENSE file that accompanied this code.
  10  *
  11  * This code is distributed in the hope that it will be useful, but WITHOUT
  12  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
  13  * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
  14  * version 2 for more details (a copy is included in the LICENSE file that
  15  * accompanied this code).
  16  *
  17  * You should have received a copy of the GNU General Public License version
  18  * 2 along with this work; if not, write to the Free Software Foundation,
  19  * Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
  20  *
  21  * Please contact Sun Microsystems, Inc., 4150 Network Circle, Santa Clara,
  22  * CA 95054 USA or visit www.sun.com if you need additional information or
  23  * have any questions.
  24  */
  25 
  26 package com.sun.tools.apt.mirror.type;
  27 
  28 
  29 import com.sun.mirror.declaration.*;
  30 import com.sun.mirror.type.*;
  31 import com.sun.tools.apt.mirror.AptEnv;
  32 import com.sun.tools.javac.code.*;
  33 
  34 
  35 /**
  36  * Implementation of TypeMirror
  37  */
  38 
  39 public abstract class TypeMirrorImpl implements TypeMirror {
  40 
  41     protected final AptEnv env;
  42     public final Type type;
  43 
  44 
  45     protected TypeMirrorImpl(AptEnv env, Type type) {
  46         this.env = env;
  47         this.type = type;
  48     }
  49 
  50 
  51     /**
  52      * {@inheritDoc}
  53      */
  54     public String toString() {
  55         return type.toString();
  56     }
  57 
  58     /**
  59      * {@inheritDoc}
  60      */
  61     public boolean equals(Object obj) {
  62         if (obj instanceof TypeMirrorImpl) {
  63             TypeMirrorImpl that = (TypeMirrorImpl) obj;
  64             return env.jctypes.isSameType(this.type, that.type);
  65         } else {
  66             return false;
  67         }
  68     }
  69 
  70     /**
  71      * {@inheritDoc}
  72      */
  73     public int hashCode() {
  74         return env.jctypes.hashCode(type);
  75     }
  76 }