J2CPS/Reference.java

   1 /**********************************************************************/
   2 /*                   Reference class for J2CPS                        */
   3 /*                                                                    */
   4 /*                      (c) copyright QUT                             */
   5 /**********************************************************************/
   6 package J2CPS;
   7
   8 public class Reference {
   9
  10   ConstantPool cp;          /* The constant pool containing this ref */
  11   int classIndex;           /* CP index for this reference's class   */
  12   int nameAndTypeIndex;     /* CP index for this ref's name and type */
  13   ClassRef classRef;
  14   NameAndType nAndt;
  15   String name;
  16   String type;
  17
  18   public Reference(ConstantPool thisCp, int classIndex, int ntIndex) {
  19     this.cp = thisCp;
  20     this.classIndex = classIndex;
  21     this.nameAndTypeIndex = ntIndex;
  22   }
  23
  24   public String GetClassName() {
  25     if (this.classRef == null) {
  26       this.classRef = (ClassRef) this.cp.Get(classIndex);
  27     }
  28     return classRef.GetName();
  29   }
  30
  31   public void Resolve() {
  32     this.classRef = (ClassRef) this.cp.Get(classIndex);
  33     this.nAndt = (NameAndType) this.cp.Get(nameAndTypeIndex);
  34     this.name = nAndt.GetName();
  35     this.type = nAndt.GetType();
  36   }
  37
  38     @Override
  39   public String toString() {
  40     this.Resolve();
  41     return ("Class " + classIndex + "  NameAndType " + nameAndTypeIndex);
  42   }
  43
  44 }