CodeJoinPointImpl


1   package ch.ethz.prose.jvmai.jikesrvm.stub_weaver;
2   
3   import com.ibm.JikesRVM.VM_JVMAI;
4   import java.lang.reflect.Method  ;
5   import ch.ethz.jvmai.*;
6   
7   /**
8    * Concrete implementation of a CodeJoinPoint for the Jikes RVM. The structure
9    * is similar to the JVMDI implementation.
10   * 
11   * However, some methods aren't implemented yet since they are not used in the
12   * JUnit tests of PROSE. These methods will throw a RuntimeException.
13   * 
14   * @author Johann Gyger
15   */
16  public class CodeJoinPointImpl implements CodeJoinPoint, JoinPointKinds {
17  
18      /**
19       * The AOP tag associated with this join point.
20       */
21      public Object   aopTag;
22  
23      /**
24       * Method ID of the method to which this join point belongs.
25       */
26      public int methodId = -1;
27  
28      /**
29       * Thread that came across this join point.
30       */
31      public Thread   thread;
32  
33      /**
34       * Frame pointer of the method where this join point was encountered.
35       */
36      public int fp = -1;
37  
38      public Object   getAopTag() {
39          return aopTag;
40      }
41  
42      public int getByteCodeIndex() {
43          throw new RuntimeException  ("TODO CodeJoinPointImpl.getByteCodeIndex");
44      }
45  
46      public CodeJoinPoint getEnclosingJoinPoint() {
47          return VM_JVMAI.getInstance().getEnclosingJoinPoint(this);
48      }
49  
50      public Method   getMethod() {
51          return VM_JVMAI.getInstance().getMethod(this);
52      }
53  
54      public Object  [] getArgs() {
55          return VM_JVMAI.getInstance().getArgs(this);
56      }
57  
58      public String   getKind() {
59          return KIND_CODE_JP;
60      }
61  
62      public int getMask() {
63          return MASK_CODE_JP;
64      }
65  
66      public Signature getSignature() {
67          throw new RuntimeException  ("TODO CodeJoinPointImpl.getSignature");
68      }
69  
70      public JoinPointStaticPart getStaticPart() {
71          throw new RuntimeException  ("TODO CodeJoinPointImpl.getStaticPart");
72      }
73  
74      public Object   getTarget() {
75          return VM_JVMAI.getInstance().getTarget(this);
76      }
77  
78      public Object   getThis() {
79          return VM_JVMAI.getInstance().getTarget(this);
80      }
81  
82      public String   toLongString() {
83          return toString();
84      }
85  
86      public String   toShortString() {
87          return toString();
88      }
89  
90  }
91
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