NoTokenException

java.lang.Object
- java.lang.Throwable
- - java.lang.Exception
  - - java.lang.RuntimeException
    - - ptolemy.kernel.util.KernelRuntimeException
      - ptolemy.actor.NoTokenException

All Implemented Interfaces:

java.io.Serializable
```
public class NoTokenException
extends KernelRuntimeException
```
This exception is thrown when an attempt is made to get a token from a receiver that does not contain one. To avoid this exception, code should use the hasToken() method in the Receiver interface to determine if there is a token waiting.

Since:

Ptolemy II 0.2

Version:

$Id$

Author:

Lukito Muliadi

See Also:

Receiver, Serialized Form

Pt.AcceptedRating:

Green (neuendor)

Pt.ProposedRating:

Green (lmuliadi)

Constructor Summary

Constructors
Constructor	Description
`NoTokenException(java.lang.String message)`	Deprecated. Use NoTokenException(Nameable, String) so that the UI can indicate which actor caused the error.
`NoTokenException(Nameable object, java.lang.String message)`	Construct an exception originating from the given object, with the given error message.
`NoTokenException(Nameable object, java.lang.Throwable cause, java.lang.String message)`	Construct an exception originating from the given object, with the given error message.

Method Summary
- Methods inherited from class ptolemy.kernel.util.KernelRuntimeException
  _setCause, _setMessage, getCause, getMessage, getNameables, printStackTrace, printStackTrace, printStackTrace
- Methods inherited from class java.lang.Throwable
  addSuppressed, fillInStackTrace, getLocalizedMessage, getStackTrace, getSuppressed, initCause, setStackTrace, toString
- Methods inherited from class java.lang.Object
  clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - NoTokenException
```
@Deprecated
public NoTokenException(java.lang.String message)
```
    Deprecated.
    Use NoTokenException(Nameable, String) so that the UI can indicate which actor caused the error.
    
    Construct an exception with the given message.
    
    Parameters:
    
    message - The message.
  - NoTokenException
```
public NoTokenException(Nameable object,
                        java.lang.String message)
```
    Construct an exception originating from the given object, with the given error message.
    
    Parameters:
    
    object - The originating object.
    
    message - The message.
  - NoTokenException
```
public NoTokenException(Nameable object,
                        java.lang.Throwable cause,
                        java.lang.String message)
```
    Construct an exception originating from the given object, with the given error message.
    
    Parameters:
    
    object - The originating object.
    
    cause - The cause of this exception.
    
    message - The message.