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      1 /*
      2  * ProGuard -- shrinking, optimization, obfuscation, and preverification
      3  *             of Java bytecode.
      4  *
      5  * Copyright (c) 2002-2009 Eric Lafortune (eric (at) graphics.cornell.edu)
      6  *
      7  * This program is free software; you can redistribute it and/or modify it
      8  * under the terms of the GNU General Public License as published by the Free
      9  * Software Foundation; either version 2 of the License, or (at your option)
     10  * any later version.
     11  *
     12  * This program is distributed in the hope that it will be useful, but WITHOUT
     13  * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
     14  * FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License for
     15  * more details.
     16  *
     17  * You should have received a copy of the GNU General Public License along
     18  * with this program; if not, write to the Free Software Foundation, Inc.,
     19  * 59 Temple Place, Suite 330, Boston, MA 02111-1307 USA
     20  */
     21 package proguard.classfile;
     22 
     23 import proguard.classfile.visitor.*;
     24 
     25 /**
     26  * Representation of a field from a class-file.
     27  *
     28  * @author Eric Lafortune
     29  */
     30 public class LibraryField extends LibraryMember implements Field
     31 {
     32     /**
     33      * An extra field pointing to the Clazz object referenced in the
     34      * descriptor string. This field is filled out by the <code>{@link
     35      * proguard.classfile.util.ClassReferenceInitializer ClassReferenceInitializer}</code>.
     36      * References to primitive types are ignored.
     37      */
     38     public Clazz referencedClass;
     39 
     40 
     41     /**
     42      * Creates an uninitialized LibraryField.
     43      */
     44     public LibraryField()
     45     {
     46     }
     47 
     48 
     49     /**
     50      * Creates an initialized LibraryField.
     51      */
     52     public LibraryField(int    u2accessFlags,
     53                         String name,
     54                         String descriptor)
     55     {
     56         super(u2accessFlags, name, descriptor);
     57     }
     58 
     59 
     60     // Implementations for LibraryMember.
     61 
     62     public void accept(LibraryClass libraryClass, MemberVisitor memberVisitor)
     63     {
     64         memberVisitor.visitLibraryField(libraryClass, this);
     65     }
     66 
     67 
     68     // Implementations for Member.
     69 
     70     public void referencedClassesAccept(ClassVisitor classVisitor)
     71     {
     72         if (referencedClass != null)
     73         {
     74             referencedClass.accept(classVisitor);
     75         }
     76     }
     77 }
     78