Пример #1
0
  public void exceptionEvent(ExceptionEvent event) {
    ObjectReference or = event.exception();
    ReferenceType rt = or.referenceType();
    String exceptionName = rt.name();
    // Field messageField = Throwable.class.getField("detailMessage");
    Field messageField = rt.fieldByName("detailMessage");
    //    System.out.println("field " + messageField);
    Value messageValue = or.getValue(messageField);
    //    System.out.println("mess val " + messageValue);

    // "java.lang.ArrayIndexOutOfBoundsException"
    int last = exceptionName.lastIndexOf('.');
    String message = exceptionName.substring(last + 1);
    if (messageValue != null) {
      String messageStr = messageValue.toString();
      if (messageStr.startsWith("\"")) {
        messageStr = messageStr.substring(1, messageStr.length() - 1);
      }
      message += ": " + messageStr;
    }
    //    System.out.println("mess type " + messageValue.type());
    // StringReference messageReference = (StringReference) messageValue.type();

    // First just report the exception and its placement
    reportException(message, or, event.thread());
    // Then try to pretty it up with a better message
    handleCommonErrors(exceptionName, message, listener);

    if (editor != null) {
      editor.deactivateRun();
    }
  }
Пример #2
0
 static ReferenceType getReferenceTypeFromToken(String idToken) {
   ReferenceType cls = null;
   if (Character.isDigit(idToken.charAt(0))) {
     cls = null;
   } else if (idToken.startsWith("*.")) {
     // This notation saves typing by letting the user omit leading
     // package names. The first
     // loaded class whose name matches this limited regular
     // expression is selected.
     idToken = idToken.substring(1);
     for (ReferenceType type : Env.vm().allClasses()) {
       if (type.name().endsWith(idToken)) {
         cls = type;
         break;
       }
     }
   } else {
     // It's a class name
     List<ReferenceType> classes = Env.vm().classesByName(idToken);
     if (classes.size() > 0) {
       // TO DO: handle multiples
       cls = classes.get(0);
     }
   }
   return cls;
 }
Пример #3
0
 private void commandClasses() throws NoSessionException {
   OutputSink out = env.getOutputSink();
   // out.println("** classes list **");
   for (ReferenceType refType : runtime.allClasses()) {
     out.println(refType.name());
   }
   out.show();
 }
Пример #4
0
 /** Return a description of an object. */
 static String description(ObjectReference ref) {
   ReferenceType clazz = ref.referenceType();
   long id = ref.uniqueID();
   if (clazz == null) {
     return toHex(id);
   } else {
     return MessageOutput.format(
         "object description and hex id", new Object[] {clazz.name(), toHex(id)});
   }
 }
Пример #5
0
 private void dump(
     OutputSink out, ObjectReference obj, ReferenceType refType, ReferenceType refTypeBase) {
   for (Field field : refType.fields()) {
     out.print("    ");
     if (!refType.equals(refTypeBase)) {
       out.print(refType.name() + ".");
     }
     out.print(field.name() + ": ");
     Object o = obj.getValue(field);
     out.println((o == null) ? "null" : o.toString()); // Bug ID 4374471
   }
   if (refType instanceof ClassType) {
     ClassType sup = ((ClassType) refType).superclass();
     if (sup != null) {
       dump(out, obj, sup, refTypeBase);
     }
   } else if (refType instanceof InterfaceType) {
     for (InterfaceType sup : ((InterfaceType) refType).superinterfaces()) {
       dump(out, obj, sup, refTypeBase);
     }
   }
 }
Пример #6
0
 /** Get source object associated with a class or interface. Returns null if not available. */
 public SourceModel sourceForClass(ReferenceType refType) {
   SourceModel sm = classToSource.get(refType);
   if (sm != null) {
     return sm;
   }
   try {
     String filename = refType.sourceName();
     String refName = refType.name();
     int iDot = refName.lastIndexOf('.');
     String pkgName = (iDot >= 0) ? refName.substring(0, iDot + 1) : "";
     String full = pkgName.replace('.', File.separatorChar) + filename;
     File path = sourcePath.resolve(full);
     if (path != null) {
       sm = sourceForFile(path);
       classToSource.put(refType, sm);
       return sm;
     }
     return null;
   } catch (AbsentInformationException e) {
     return null;
   }
 }
Пример #7
0
 private void commandList(StringTokenizer t) throws NoSessionException {
   ThreadReference current = context.getCurrentThread();
   if (current == null) {
     env.error("No thread specified.");
     return;
   }
   Location loc;
   try {
     StackFrame frame = context.getCurrentFrame(current);
     if (frame == null) {
       env.failure("Thread has not yet begun execution.");
       return;
     }
     loc = frame.location();
   } catch (VMNotInterruptedException e) {
     env.failure("Target VM must be in interrupted state.");
     return;
   }
   SourceModel source = sourceManager.sourceForLocation(loc);
   if (source == null) {
     if (loc.method().isNative()) {
       env.failure("Current method is native.");
       return;
     }
     env.failure("No source available for " + Utils.locationString(loc) + ".");
     return;
   }
   ReferenceType refType = loc.declaringType();
   int lineno = loc.lineNumber();
   if (t.hasMoreTokens()) {
     String id = t.nextToken();
     // See if token is a line number.
     try {
       lineno = Integer.valueOf(id).intValue();
     } catch (NumberFormatException nfe) {
       // It isn't -- see if it's a method name.
       List<Method> meths = refType.methodsByName(id);
       if (meths == null || meths.size() == 0) {
         env.failure(
             id + " is not a valid line number or " + "method name for class " + refType.name());
         return;
       } else if (meths.size() > 1) {
         env.failure(id + " is an ambiguous method name in" + refType.name());
         return;
       }
       loc = meths.get(0).location();
       lineno = loc.lineNumber();
     }
   }
   int startLine = (lineno > 4) ? lineno - 4 : 1;
   int endLine = startLine + 9;
   String sourceLine = source.sourceLine(lineno);
   if (sourceLine == null) {
     env.failure("" + lineno + " is an invalid line number for " + refType.name());
   } else {
     OutputSink out = env.getOutputSink();
     for (int i = startLine; i <= endLine; i++) {
       sourceLine = source.sourceLine(i);
       if (sourceLine == null) {
         break;
       }
       out.print(i);
       out.print("\t");
       if (i == lineno) {
         out.print("=> ");
       } else {
         out.print("   ");
       }
       out.println(sourceLine);
     }
     out.show();
   }
 }