org.w3c.ddr.simple.exception
Class SystemException

java.lang.Object
  java.lang.Throwable
      java.lang.Exception
          java.lang.RuntimeException
              org.w3c.ddr.simple.exception.SystemException

All Implemented Interfaces:

java.io.Serializable

public class SystemException
extends java.lang.RuntimeException

This exception represents a failure of the DDR system.

Author:

Jo Rabin (dotMobi),
Jose Manuel Cantera Fonseca (Telefonica I+D),
Rotan Hanrahan (MobileAware),
Ignacio Marin (Fundacion CTIC)
Copyright © 2008 W3C^® (MIT, ERCIM, Keio), All Rights Reserved.
W3C liability, trademark and document use rules apply.

See Also:

Serialized Form

Field Summary

static int	CANNOT_PROCEED Code for 'Cannot proceed'.
protected int	code Represents a machine-understandable code to refine/identify the cause of the exception.
static int	ILLEGAL_ARGUMENT Code for 'illegal argument'.

Constructor Summary

SystemException()
Constructs a SystemException instance with a default exception code.

SystemException(int code, java.lang.String message)
Constructs a SystemException instance with a code and human-readable diagnostic message.

SystemException(int code, java.lang.Throwable thr)
Constructs a SystemException instance with a code and Throwable object that may indicate further details of the cause of the exception.

Method Summary

Methods inherited from class java.lang.Throwable

fillInStackTrace, getCause, getLocalizedMessage, getMessage, getStackTrace, initCause, printStackTrace, printStackTrace, printStackTrace, setStackTrace, toString

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Field Detail

ILLEGAL_ARGUMENT

public static int ILLEGAL_ARGUMENT

Code for 'illegal argument'. This exception code indicates that a method has been passed an illegal or inappropriate argument (for example a null Evidence).

CANNOT_PROCEED

public static int CANNOT_PROCEED

Code for 'Cannot proceed'. This exception code indicates that the implementation cannot continue with the processing of the current request due to an unexpected failure.

code

protected int code

Represents a machine-understandable code to refine/identify the cause of the exception.

Constructor Detail

SystemException

public SystemException()

Constructs a SystemException instance with a default exception code.

SystemException

public SystemException(int code,
                       java.lang.String message)

Constructs a SystemException instance with a code and human-readable diagnostic message.

Parameters:

code - This should be a constant from this exception class.

message - Diagnostic message intended for human reading.

SystemException

public SystemException(int code,
                       java.lang.Throwable thr)

Constructs a SystemException instance with a code and Throwable object that may indicate further details of the cause of the exception.

Parameters:

code - This should be a constant from this exception class.

thr - A Throwable object that may contain further details on the exception.