src/main/java/jp/sourceforge/stigmata/ui/swing/ClassNameObfuscator.java

   1 package jp.sourceforge.stigmata.ui.swing;
   2
   3 /*
   4  * $Id$
   5  */
   6
   7 import java.io.File;
   8 import java.io.FileWriter;
   9 import java.io.IOException;
  10 import java.io.PrintWriter;
  11 import java.util.HashMap;
  12 import java.util.Map;
  13
  14 import jp.sourceforge.stigmata.Birthmark;
  15 import jp.sourceforge.stigmata.BirthmarkSet;
  16
  17 /**
  18  *
  19  * @author Haruaki TAMADA
  20  * @version $Revision$ $Date$
  21  */
  22 public class ClassNameObfuscator{
  23     private Map<String, String> nameMapping = new HashMap<String, String>();
  24
  25     public void outputNameMappings(File file) throws IOException{
  26         PrintWriter out = null;
  27         try{
  28             out = new PrintWriter(new FileWriter(file));
  29             for(String oldName: nameMapping.keySet()){
  30                 String newName = nameMapping.get(oldName);
  31                 out.print(oldName);
  32                 out.print(",");
  33                 out.println(newName);
  34             }
  35
  36         }finally{
  37             if(out != null){
  38                 out.close();
  39             }
  40         }
  41     }
  42
  43     public BirthmarkSet obfuscateClassName(BirthmarkSet orig){
  44         String newName = nameMapping.get(orig.getName());
  45         if(newName == null){
  46             newName = String.format("C%04d", new Object[] { new Integer(nameMapping.size() + 1), });
  47             nameMapping.put(orig.getName(), newName);
  48         }
  49
  50         BirthmarkSet newSet = new BirthmarkSet(newName, orig.getLocation());
  51         for(Birthmark birthmark: orig){
  52             newSet.addBirthmark(birthmark);
  53         }
  54         return newSet;
  55     }
  56
  57 }