src/main/java/jp/sourceforge/stigmata/birthmarks/fuc/FrequencyUsedClassesBirthmarkExtractor.java

   1 package jp.sourceforge.stigmata.birthmarks.fuc;
   2
   3 /*
   4  * $Id$
   5  */
   6
   7 import jp.sourceforge.stigmata.Birthmark;
   8 import jp.sourceforge.stigmata.BirthmarkContext;
   9 import jp.sourceforge.stigmata.ExtractionUnit;
  10 import jp.sourceforge.stigmata.birthmarks.ASMBirthmarkExtractor;
  11 import jp.sourceforge.stigmata.birthmarks.BirthmarkExtractVisitor;
  12 import jp.sourceforge.stigmata.birthmarks.FrequencyBirthmark;
  13 import jp.sourceforge.stigmata.birthmarks.uc.UsedClassesBirthmarkExtractVisitor;
  14 import jp.sourceforge.stigmata.spi.BirthmarkSpi;
  15
  16 import org.objectweb.asm.ClassWriter;
  17
  18 /**
  19  *
  20  * @author Haruaki TAMADA
  21  * @version $Revision$
  22  */
  23 public class FrequencyUsedClassesBirthmarkExtractor extends ASMBirthmarkExtractor{
  24     public FrequencyUsedClassesBirthmarkExtractor(BirthmarkSpi spi){
  25         super(spi);
  26     }
  27
  28     public FrequencyUsedClassesBirthmarkExtractor(){
  29         super();
  30     }
  31
  32     @Override
  33     public BirthmarkExtractVisitor createExtractVisitor(ClassWriter writer, Birthmark birthmark, BirthmarkContext context){
  34         return new UsedClassesBirthmarkExtractVisitor(writer, birthmark, context);
  35     }
  36
  37     @Override
  38     public ExtractionUnit[] getAcceptableUnits(){
  39         return new ExtractionUnit[] {
  40             ExtractionUnit.CLASS, ExtractionUnit.PACKAGE, ExtractionUnit.ARCHIVE,
  41         };
  42     }
  43
  44     @Override
  45     public Birthmark createBirthmark(){
  46         return new FrequencyBirthmark(getProvider().getType());
  47     }
  48 }