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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.obfuscate;
     22 
     23 /**
     24  * This MappingKeeper delegates all method calls to each MappingProcessor
     25  * in a given list.
     26  *
     27  * @author Eric Lafortune
     28  */
     29 public class MultiMappingProcessor implements MappingProcessor
     30 {
     31     private final MappingProcessor[] mappingProcessors;
     32 
     33 
     34     /**
     35      * Creates a new MultiMappingProcessor.
     36      * @param mappingProcessors the mapping processors to which method calls
     37      *                          will be delegated.
     38      */
     39     public MultiMappingProcessor(MappingProcessor[] mappingProcessors)
     40     {
     41         this.mappingProcessors = mappingProcessors;
     42     }
     43 
     44 
     45     // Implementations for MappingProcessor.
     46 
     47     public boolean processClassMapping(String className,
     48                                        String newClassName)
     49     {
     50         boolean result = false;
     51 
     52         for (int index = 0; index < mappingProcessors.length; index++)
     53         {
     54             result |= mappingProcessors[index].processClassMapping(className,
     55                                                                    newClassName);
     56         }
     57 
     58         return result;
     59     }
     60 
     61 
     62     public void processFieldMapping(String className,
     63                                     String fieldType,
     64                                     String fieldName,
     65                                     String newFieldName)
     66     {
     67         for (int index = 0; index < mappingProcessors.length; index++)
     68         {
     69             mappingProcessors[index].processFieldMapping(className,
     70                                                          fieldType,
     71                                                          fieldName,
     72                                                          newFieldName);
     73         }
     74     }
     75 
     76 
     77     public void processMethodMapping(String className,
     78                                      int    firstLineNumber,
     79                                      int    lastLineNumber,
     80                                      String methodReturnType,
     81                                      String methodName,
     82                                      String methodArguments,
     83                                      String newMethodName)
     84     {
     85         for (int index = 0; index < mappingProcessors.length; index++)
     86         {
     87             mappingProcessors[index].processMethodMapping(className,
     88                                                           firstLineNumber,
     89                                                           lastLineNumber,
     90                                                           methodReturnType,
     91                                                           methodName,
     92                                                           methodArguments,
     93                                                           newMethodName);
     94         }
     95     }
     96 }
     97