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  */
  22 public class FrequencyUsedClassesBirthmarkExtractor extends ASMBirthmarkExtractor{
  23     public FrequencyUsedClassesBirthmarkExtractor(BirthmarkSpi spi){
  24         super(spi);
  25     }
  26
  27     public FrequencyUsedClassesBirthmarkExtractor(){
  28         super();
  29     }
  30
  31     @Override
  32     public BirthmarkExtractVisitor createExtractVisitor(ClassWriter writer, Birthmark birthmark, BirthmarkContext context){
  33         return new UsedClassesBirthmarkExtractVisitor(writer, birthmark, context);
  34     }
  35
  36     @Override
  37     public ExtractionUnit[] getAcceptableUnits(){
  38         return new ExtractionUnit[] {
  39             ExtractionUnit.CLASS, ExtractionUnit.PACKAGE, ExtractionUnit.ARCHIVE,
  40         };
  41     }
  42
  43     @Override
  44     public Birthmark createBirthmark(){
  45         return new FrequencyBirthmark(getProvider().getType());
  46     }
  47 }