Constructor Detail

• TimeDurationFieldHandler

  public TimeDurationFieldHandler()

  Creates a new TimeDurationFieldHandler

Method Detail

• getValue

  public java.lang.Object getValue(java.lang.Object target)
                            throws java.lang.IllegalStateException

  Returns the value of the field associated with this descriptor from the given target object.

  Specified by:

  getValue in interface FieldHandler

  Overrides:

  getValue in class XMLFieldHandler

  Parameters:

  target - the object to get the value from

  Returns:

  the value of the field associated with this descriptor from the given target object.

  Throws:

  java.lang.IllegalStateException - The Java object has changed and is no longer supported by this handler, or the handler is not compatiable with the Java object

• setValue

  public void setValue(java.lang.Object target,
                       java.lang.Object value)
                throws java.lang.IllegalStateException

  Sets the value of the field associated with this descriptor.

  Specified by:

  setValue in interface FieldHandler

  Overrides:

  setValue in class XMLFieldHandler

  Parameters:

  target - the object in which to set the value

  value - the value of the field

  Throws:

  java.lang.IllegalStateException - The Java object has changed and is no longer supported by this handler, or the handler is not compatiable with the Java object.

• resetValue

  public void resetValue(java.lang.Object target)
                  throws java.lang.IllegalStateException

  Description copied from class: FieldHandlerFriend
  Sets the value of the field to a default value.

  Reference fields are set to null, primitive fields are set to their default value, collection fields are emptied of all elements.

  Specified by:

  resetValue in interface FieldHandler

  Overrides:

  resetValue in class XMLFieldHandler

  Parameters:

  target - The object

  Throws:

  java.lang.IllegalStateException - The Java object has changed and is no longer supported by this handler, or the handler is not compatiable with the Java object

• checkValidity

  public void checkValidity(java.lang.Object object)
                     throws ValidityException,
                            java.lang.IllegalStateException

  Checks the field validity. Returns successfully if the field can be stored, is valid, etc, throws an exception otherwise.

  Specified by:

  checkValidity in interface FieldHandler

  Overrides:

  checkValidity in class ExtendedFieldHandler

  Parameters:

  object - The object

  Throws:

  ValidityException - The field is invalid, is required and null, or any other validity violation

  java.lang.IllegalStateException - The Java object has changed and is no longer supported by this handler, or the handler is not compatiable with the Java object

• newInstance

  public java.lang.Object newInstance(java.lang.Object parent)
                               throws java.lang.IllegalStateException

  Creates a new instance of the object described by this field.

  Specified by:

  newInstance in interface FieldHandler

  Overrides:

  newInstance in class XMLFieldHandler

  Parameters:

  parent - The object for which the field is created

  Returns:

  A new instance of the field's value

  Throws:

  java.lang.IllegalStateException - This field is a simple type and cannot be instantiated