void outputFunction(FILE *fp, FileInfo *data)
{
  int i;
  int args_ok = 1;
 
  /* some functions will not get wrapped no matter what else */
  if (currentFunction->IsOperator || 
      currentFunction->ArrayFailure ||
      !currentFunction->IsPublic ||
      !currentFunction->Name) 
    {
    return;
    }

  /* NewInstance and SafeDownCast can not be wrapped because it is a
     (non-virtual) method which returns a pointer of the same type as
     the current pointer. Since all methods are virtual in Java, this
     looks like polymorphic return type.  */
  if (!strcmp("NewInstance",currentFunction->Name))
    {
    return ;
    }
  
  if (!strcmp("SafeDownCast",currentFunction->Name))
    {
    return ;
    }
  
  /* check to see if we can handle the args */
  for (i = 0; i < currentFunction->NumberOfArguments; i++)
    {
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x9) args_ok = 0;
    if ((currentFunction->ArgTypes[i] % 0x10) == 0x8) args_ok = 0;
    if (((currentFunction->ArgTypes[i] % 0x1000)/0x100 != 0x3)&&
        (currentFunction->ArgTypes[i] % 0x1000 != 0x109)&&
        ((currentFunction->ArgTypes[i] % 0x1000)/0x100)) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x313) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x314) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x315) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x316) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x31A) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x31B) args_ok = 0;
    if (currentFunction->ArgTypes[i] % 0x1000 == 0x31C) args_ok = 0;
    }
  if ((currentFunction->ReturnType % 0x10) == 0x8) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x9) args_ok = 0;
  if (((currentFunction->ReturnType % 0x1000)/0x100 != 0x3)&&
      (currentFunction->ReturnType % 0x1000 != 0x109)&&
      ((currentFunction->ReturnType % 0x1000)/0x100)) args_ok = 0;


  /* eliminate unsigned char * and unsigned short * */
  if (currentFunction->ReturnType % 0x1000 == 0x314) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x315) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x316) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x31A) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x31B) args_ok = 0;
  if (currentFunction->ReturnType % 0x1000 == 0x31C) args_ok = 0;

  if (currentFunction->NumberOfArguments && 
      (currentFunction->ArgTypes[0] == 0x5000)
      &&(currentFunction->NumberOfArguments != 1)) args_ok = 0;

  /* make sure we have all the info we need for array arguments in */
  for (i = 0; i < currentFunction->NumberOfArguments; i++)
    {
    if (((currentFunction->ArgTypes[i] % 0x1000)/0x100 == 0x3)&&
  (currentFunction->ArgCounts[i] <= 0)&&
  (currentFunction->ArgTypes[i] % 0x1000 != 0x309)&&
  (currentFunction->ArgTypes[i] % 0x1000 != 0x303)) args_ok = 0;
    }

  /* if we need a return type hint make sure we have one */
  switch (currentFunction->ReturnType % 0x1000)
    {
    case 0x301: case 0x302: case 0x307:
    case 0x304: case 0x305: case 0x306:
    case 0x30A: case 0x30B: case 0x30C: case 0x30D: case 0x30E:
    case 0x313:
      args_ok = currentFunction->HaveHint;
      break;
    }
  
  /* make sure it isn't a Delete or New function */
  if (!strcmp("Delete",currentFunction->Name) ||
      !strcmp("New",currentFunction->Name))
    {
    args_ok = 0;
    }
  
  /* handle DataReader SetBinaryInputString as a special case */
  if (!strcmp("SetBinaryInputString",currentFunction->Name) &&
      (!strcmp("vtkDataReader",data->ClassName) ||
       !strcmp("vtkStructuredGridReader",data->ClassName) ||
       !strcmp("vtkRectilinearGridReader",data->ClassName) ||
       !strcmp("vtkUnstructuredGridReader",data->ClassName) ||
       !strcmp("vtkStructuredPointsReader",data->ClassName) ||
       !strcmp("vtkPolyDataReader",data->ClassName)))
      {
          HandleDataReader(fp,data);
          wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
          numberOfWrappedFunctions++;
      }

  if (currentFunction->IsPublic && args_ok && 
      strcmp(data->ClassName,currentFunction->Name) &&
      strcmp(data->ClassName, currentFunction->Name + 1))
    {
    /* make sure we haven't already done one of these */
    if (!DoneOne())
      {
      fprintf(fp,"\n  private native ");
      return_result_native(fp);
      fprintf(fp,"%s_%i(",currentFunction->Name,numberOfWrappedFunctions);
      
      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);
        }
      fprintf(fp,");\n");
      fprintf(fp,"  public ");
      return_result(fp);
      fprintf(fp,"%s(",currentFunction->Name);
      
      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);
        }
      /* if returning object, lookup in global hash */
      if (currentFunction->ReturnType % 0x1000 == 0x109 ||
          currentFunction->ReturnType % 0x1000 == 0x309)
        {
        fprintf(fp,") {");
        fprintf(fp,"\n    long temp = %s_%i(",currentFunction->Name, numberOfWrappedFunctions);
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        fprintf(fp,");\n");
        fprintf(fp,"\n    if (temp == 0) return null;");
        fprintf(fp,"\n    %s obj = null;", currentFunction->ReturnClass);
        fprintf(fp,"\n    java.lang.ref.WeakReference ref = (java.lang.ref.WeakReference)vtkGlobalJavaHash.PointerToReference.get(new Long(temp));");
        fprintf(fp,"\n    if (ref != null) {");
        fprintf(fp,"\n      obj = (%s)ref.get();", currentFunction->ReturnClass);
        fprintf(fp,"\n    }");
        fprintf(fp,"\n    if (obj == null) {");
        fprintf(fp,"\n      %s tempObj = new %s(temp);", currentFunction->ReturnClass, currentFunction->ReturnClass);
        fprintf(fp,"\n      String className = tempObj.GetClassName();");
        fprintf(fp,"\n      try {");
        fprintf(fp,"\n        Class c = Class.forName(\"vtk.\" + className);");
        fprintf(fp,"\n        java.lang.reflect.Constructor cons = c.getConstructor(new Class[] {long.class} );");
        fprintf(fp,"\n        obj = (%s)cons.newInstance(new Object[] {new Long(temp)});", currentFunction->ReturnClass);
        fprintf(fp,"\n      } catch (Exception e) {");
        fprintf(fp,"\n        e.printStackTrace();");
        fprintf(fp,"\n      }");
        fprintf(fp,"\n      tempObj.Delete();");
        fprintf(fp,"\n    }");
        fprintf(fp,"\n    return obj;");
        fprintf(fp,"\n  }\n");
        }
      else
        {
        /* if not void then need return otherwise none */
        if (currentFunction->ReturnType % 0x1000 == 0x2)
          {
          fprintf(fp,")\n    { %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        else
          {
          fprintf(fp,")\n    { return %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        if ((currentFunction->NumberOfArguments == 1) && 
            (currentFunction->ArgTypes[0] == 0x5000)) fprintf(fp,",id1");
        fprintf(fp,"); }\n");
        }
      
      wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
      numberOfWrappedFunctions++;
      }
    }
}
Ejemplo n.º 2
0
void outputFunction(FILE *fp, ClassInfo *data)
{
  int i;
  unsigned int rType =
    (currentFunction->ReturnType & VTK_PARSE_UNQUALIFIED_TYPE);
  int args_ok = checkFunctionSignature(data);

  /* handle DataReader SetBinaryInputString as a special case */
  if (!strcmp("SetBinaryInputString",currentFunction->Name) &&
      (!strcmp("vtkDataReader",data->Name) ||
       !strcmp("vtkStructuredGridReader",data->Name) ||
       !strcmp("vtkRectilinearGridReader",data->Name) ||
       !strcmp("vtkUnstructuredGridReader",data->Name) ||
       !strcmp("vtkStructuredPointsReader",data->Name) ||
       !strcmp("vtkPolyDataReader",data->Name)))
      {
          HandleDataReader(fp);
          wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
          numberOfWrappedFunctions++;
      }

  if (currentFunction->IsPublic && args_ok &&
      strcmp(data->Name,currentFunction->Name) &&
      strcmp(data->Name, currentFunction->Name + 1))
    {
    /* make sure we haven't already done one of these */
    if (!DoneOne())
      {
      fprintf(fp,"\n  private native ");
      return_result_native(fp);
      fprintf(fp,"%s_%i(",currentFunction->Name,numberOfWrappedFunctions);

      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);

        /* ignore args after function pointer */
        if (currentFunction->ArgTypes[i] == VTK_PARSE_FUNCTION)
          {
          break;
          }
        }
      fprintf(fp,");\n");
      fprintf(fp,"  public ");
      return_result(fp);
      fprintf(fp,"%s(",currentFunction->Name);

      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);

        /* ignore args after function pointer */
        if (currentFunction->ArgTypes[i] == VTK_PARSE_FUNCTION)
          {
          break;
          }
        }

      /* if returning object, lookup in global hash */
      if (rType == VTK_PARSE_VTK_OBJECT_PTR)
        {
        fprintf(fp,") {");
        fprintf(fp,"\n    long temp = %s_%i(",currentFunction->Name, numberOfWrappedFunctions);
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        fprintf(fp,");\n");
        fprintf(fp,"\n    if (temp == 0) return null;");
        fprintf(fp,"\n    return (%s)vtkObject.JAVA_OBJECT_MANAGER.getJavaObject(temp);", currentFunction->ReturnClass);
        fprintf(fp,"\n  }\n");
        }
      else
        {
        /* if not void then need return otherwise none */
        if (rType == VTK_PARSE_VOID)
          {
          fprintf(fp,")\n    { %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        else
          {
          fprintf(fp,")\n    { return %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        fprintf(fp,"); }\n");
        }

      wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
      numberOfWrappedFunctions++;
      }
    }
}
Ejemplo n.º 3
0
void outputFunction(FILE *fp, ClassInfo *data)
{
  static unsigned int supported_types[] = {
    VTK_PARSE_VOID, VTK_PARSE_BOOL, VTK_PARSE_FLOAT, VTK_PARSE_DOUBLE,
    VTK_PARSE_CHAR, VTK_PARSE_UNSIGNED_CHAR, VTK_PARSE_SIGNED_CHAR,
    VTK_PARSE_INT, VTK_PARSE_UNSIGNED_INT,
    VTK_PARSE_SHORT, VTK_PARSE_UNSIGNED_SHORT,
    VTK_PARSE_LONG, VTK_PARSE_UNSIGNED_LONG,
    VTK_PARSE_ID_TYPE, VTK_PARSE_UNSIGNED_ID_TYPE,
    VTK_PARSE_LONG_LONG, VTK_PARSE_UNSIGNED_LONG_LONG,
    VTK_PARSE___INT64, VTK_PARSE_UNSIGNED___INT64,
    VTK_PARSE_VTK_OBJECT, VTK_PARSE_STRING,
    0
  };

  int i, j;
  int args_ok = 1;
  unsigned int rType =
    (currentFunction->ReturnType & VTK_PARSE_UNQUALIFIED_TYPE);
  unsigned int aType = 0;
  unsigned int baseType = 0;

  /* some functions will not get wrapped no matter what else */
  if (currentFunction->IsOperator ||
      currentFunction->ArrayFailure ||
      !currentFunction->IsPublic ||
      !currentFunction->Name)
    {
    return;
    }

  /* NewInstance and SafeDownCast can not be wrapped because it is a
     (non-virtual) method which returns a pointer of the same type as
     the current pointer. Since all methods are virtual in Java, this
     looks like polymorphic return type.  */
  if (!strcmp("NewInstance",currentFunction->Name))
    {
    return ;
    }

  if (!strcmp("SafeDownCast",currentFunction->Name))
    {
    return ;
    }

  /* The unwrappable methods in Filtering/vtkInformation.c */
  if (strcmp(data->Name, "vtkInformation") == 0 &&
      currentFunction->IsLegacy)
    {
    return;
    }

  /* The GetInput() in vtkMapper cannot be overriden with a
   * different return type, Java doesn't allow this */
  if (strcmp(data->Name, "vtkMapper") == 0 &&
      strcmp(currentFunction->Name, "GetInput") == 0)
    {
    return;
    }

  /* check to see if we can handle the args */
  for (i = 0; i < currentFunction->NumberOfArguments; i++)
    {
    aType = (currentFunction->ArgTypes[i] & VTK_PARSE_UNQUALIFIED_TYPE);
    baseType = (aType & VTK_PARSE_BASE_TYPE);

    if (currentFunction->ArgTypes[i] != VTK_PARSE_FUNCTION)
      {
      for (j = 0; supported_types[j] != 0; j++)
        {
        if (baseType == supported_types[j]) { break; }
        }
      if (supported_types[j] == 0)
        {
        args_ok = 0;
        }
      }

    if (baseType == VTK_PARSE_OBJECT)
      {
      if ((aType & VTK_PARSE_INDIRECT) != VTK_PARSE_POINTER)
        {
        args_ok = 0;
        }
      else if (hierarchyInfo)
        {
        if (vtkParseHierarchy_IsExtern(hierarchyInfo,
              currentFunction->ArgClasses[i]) ||
            vtkParseHierarchy_GetProperty(hierarchyInfo,
              currentFunction->ArgClasses[i], "WRAP_EXCLUDE") ||
            !vtkParseHierarchy_IsTypeOf(hierarchyInfo,
              currentFunction->ArgClasses[i], "vtkObjectBase"))
          {
          args_ok = 0;
          }
        }
      }

    if (aType == VTK_PARSE_VTK_OBJECT) args_ok = 0;
    if (((aType & VTK_PARSE_INDIRECT) != VTK_PARSE_POINTER) &&
        ((aType & VTK_PARSE_INDIRECT) != 0) &&
        (aType != VTK_PARSE_STRING_REF)) args_ok = 0;
    if (aType == VTK_PARSE_STRING_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_CHAR_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_INT_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_SHORT_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_LONG_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_ID_TYPE_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED_LONG_LONG_PTR) args_ok = 0;
    if (aType == VTK_PARSE_UNSIGNED___INT64_PTR) args_ok = 0;
    }

  baseType = (rType & VTK_PARSE_BASE_TYPE);

  for (j = 0; supported_types[j] != 0; j++)
    {
    if (baseType == supported_types[j]) { break; }
    }
  if (supported_types[j] == 0)
    {
    args_ok = 0;
    }

  if (baseType == VTK_PARSE_OBJECT)
    {
    if ((rType & VTK_PARSE_INDIRECT) != VTK_PARSE_POINTER)
      {
      args_ok = 0;
      }
    else if (hierarchyInfo)
      {
      if (vtkParseHierarchy_IsExtern(hierarchyInfo,
            currentFunction->ReturnClass) ||
          vtkParseHierarchy_GetProperty(hierarchyInfo,
            currentFunction->ReturnClass, "WRAP_EXCLUDE") ||
          !vtkParseHierarchy_IsTypeOf(hierarchyInfo,
            currentFunction->ReturnClass, "vtkObjectBase"))
        {
        args_ok = 0;
        }
      }
    }

  if (((rType & VTK_PARSE_INDIRECT) != VTK_PARSE_POINTER) &&
      ((rType & VTK_PARSE_INDIRECT) != 0) &&
      (rType != VTK_PARSE_STRING_REF)) args_ok = 0;
  if (rType == VTK_PARSE_STRING_PTR) args_ok = 0;

  /* eliminate unsigned char * and unsigned short * */
  if (rType == VTK_PARSE_UNSIGNED_INT_PTR) args_ok = 0;
  if (rType == VTK_PARSE_UNSIGNED_SHORT_PTR) args_ok = 0;
  if (rType == VTK_PARSE_UNSIGNED_LONG_PTR) args_ok = 0;
  if (rType == VTK_PARSE_UNSIGNED_ID_TYPE_PTR) args_ok = 0;
  if (rType == VTK_PARSE_UNSIGNED_LONG_LONG_PTR) args_ok = 0;
  if (rType == VTK_PARSE_UNSIGNED___INT64_PTR) args_ok = 0;

  if (currentFunction->NumberOfArguments &&
      (currentFunction->ArgTypes[0] == VTK_PARSE_FUNCTION)
      &&(currentFunction->NumberOfArguments != 1)) args_ok = 0;

  /* make sure we have all the info we need for array arguments in */
  for (i = 0; i < currentFunction->NumberOfArguments; i++)
    {
    aType = (currentFunction->ArgTypes[i] & VTK_PARSE_UNQUALIFIED_TYPE);

    if (((aType & VTK_PARSE_INDIRECT) == VTK_PARSE_POINTER)&&
        (currentFunction->ArgCounts[i] <= 0)&&
        (aType != VTK_PARSE_VTK_OBJECT_PTR)&&
        (aType != VTK_PARSE_CHAR_PTR)) args_ok = 0;
    }

  /* if we need a return type hint make sure we have one */
  switch (rType)
    {
    case VTK_PARSE_FLOAT_PTR:
    case VTK_PARSE_VOID_PTR:
    case VTK_PARSE_DOUBLE_PTR:
    case VTK_PARSE_INT_PTR:
    case VTK_PARSE_SHORT_PTR:
    case VTK_PARSE_LONG_PTR:
    case VTK_PARSE_ID_TYPE_PTR:
    case VTK_PARSE_LONG_LONG_PTR:
    case VTK_PARSE___INT64_PTR:
    case VTK_PARSE_SIGNED_CHAR_PTR:
    case VTK_PARSE_BOOL_PTR:
    case VTK_PARSE_UNSIGNED_CHAR_PTR:
      args_ok = currentFunction->HaveHint;
      break;
    }

  /* make sure there isn't a Java-specific override */
  if (!strcmp("vtkObject",data->Name))
    {
    /* remove the original vtkCommand observer methods */
    if (!strcmp(currentFunction->Name,"AddObserver") ||
        !strcmp(currentFunction->Name,"GetCommand") ||
        (!strcmp(currentFunction->Name,"RemoveObserver") &&
         (currentFunction->ArgTypes[0] != VTK_PARSE_UNSIGNED_LONG)) ||
        ((!strcmp(currentFunction->Name,"RemoveObservers") ||
          !strcmp(currentFunction->Name,"HasObserver")) &&
         (((currentFunction->ArgTypes[0] != VTK_PARSE_UNSIGNED_LONG) &&
           (currentFunction->ArgTypes[0] !=
            (VTK_PARSE_CHAR_PTR|VTK_PARSE_CONST))) ||
          (currentFunction->NumberOfArguments > 1))) ||
        (!strcmp(currentFunction->Name,"RemoveAllObservers") &&
         (currentFunction->NumberOfArguments > 0)))
      {
      args_ok = 0;
      }
    }
  else if (!strcmp("vtkObjectBase",data->Name))
    {
    /* remove the special vtkObjectBase methods */
    if (!strcmp(currentFunction->Name,"PrintRevisions") ||
        !strcmp(currentFunction->Name,"Print"))
      {
      args_ok = 0;
      }
    }

  /* make sure it isn't a Delete or New function */
  if (!strcmp("Delete",currentFunction->Name) ||
      !strcmp("New",currentFunction->Name))
    {
    args_ok = 0;
    }

  /* handle DataReader SetBinaryInputString as a special case */
  if (!strcmp("SetBinaryInputString",currentFunction->Name) &&
      (!strcmp("vtkDataReader",data->Name) ||
       !strcmp("vtkStructuredGridReader",data->Name) ||
       !strcmp("vtkRectilinearGridReader",data->Name) ||
       !strcmp("vtkUnstructuredGridReader",data->Name) ||
       !strcmp("vtkStructuredPointsReader",data->Name) ||
       !strcmp("vtkPolyDataReader",data->Name)))
      {
          HandleDataReader(fp,data);
          wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
          numberOfWrappedFunctions++;
      }

  if (currentFunction->IsPublic && args_ok &&
      strcmp(data->Name,currentFunction->Name) &&
      strcmp(data->Name, currentFunction->Name + 1))
    {
    /* make sure we haven't already done one of these */
    if (!DoneOne())
      {
      fprintf(fp,"\n  private native ");
      return_result_native(fp);
      fprintf(fp,"%s_%i(",currentFunction->Name,numberOfWrappedFunctions);

      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);
        }
      fprintf(fp,");\n");
      fprintf(fp,"  public ");
      return_result(fp);
      fprintf(fp,"%s(",currentFunction->Name);

      for (i = 0; i < currentFunction->NumberOfArguments; i++)
        {
        if (i)
          {
          fprintf(fp,",");
          }
        output_temp(fp,i);
        }
      /* if returning object, lookup in global hash */
      if (rType == VTK_PARSE_VTK_OBJECT_PTR)
        {
        fprintf(fp,") {");
        fprintf(fp,"\n    long temp = %s_%i(",currentFunction->Name, numberOfWrappedFunctions);
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        fprintf(fp,");\n");
        fprintf(fp,"\n    if (temp == 0) return null;");
        fprintf(fp,"\n    %s obj = null;", currentFunction->ReturnClass);
        fprintf(fp,"\n    java.lang.ref.WeakReference ref = (java.lang.ref.WeakReference)vtkGlobalJavaHash.PointerToReference.get(new Long(temp));");
        fprintf(fp,"\n    if (ref != null) {");
        fprintf(fp,"\n      obj = (%s)ref.get();", currentFunction->ReturnClass);
        fprintf(fp,"\n    }");
        fprintf(fp,"\n    if (obj == null) {");
        fprintf(fp,"\n      %s tempObj = new %s(temp);", currentFunction->ReturnClass, currentFunction->ReturnClass);
        fprintf(fp,"\n      String className = tempObj.GetClassName();");
        fprintf(fp,"\n      try {");
        fprintf(fp,"\n        Class c = Class.forName(\"vtk.\" + className);");
        fprintf(fp,"\n        java.lang.reflect.Constructor cons = c.getConstructor(new Class[] {long.class} );");
        fprintf(fp,"\n        obj = (%s)cons.newInstance(new Object[] {new Long(temp)});", currentFunction->ReturnClass);
        fprintf(fp,"\n      } catch (Exception e) {");
        fprintf(fp,"\n        e.printStackTrace();");
        fprintf(fp,"\n      }");
        fprintf(fp,"\n      vtkObjectBase.VTKDeleteReference(temp);");
        fprintf(fp,"\n    }");
        fprintf(fp,"\n    return obj;");
        fprintf(fp,"\n  }\n");
        }
      else
        {
        /* if not void then need return otherwise none */
        if (rType == VTK_PARSE_VOID)
          {
          fprintf(fp,")\n    { %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        else
          {
          fprintf(fp,")\n    { return %s_%i(",currentFunction->Name,
                  numberOfWrappedFunctions);
          }
        for (i = 0; i < currentFunction->NumberOfArguments; i++)
          {
          if (i)
            {
            fprintf(fp,",");
            }
          fprintf(fp,"id%i",i);
          }
        if ((currentFunction->NumberOfArguments == 1) &&
            (currentFunction->ArgTypes[0] == VTK_PARSE_FUNCTION))
          {
          fprintf(fp,",id1");
          }
        fprintf(fp,"); }\n");
        }

      wrappedFunctions[numberOfWrappedFunctions] = currentFunction;
      numberOfWrappedFunctions++;
      }
    }
}