org.exolab.castor.types
Class GDayDescriptor.GDayFieldHandler

java.lang.Object
  org.exolab.castor.mapping.loader.FieldHandlerFriend
      org.exolab.castor.mapping.ExtendedFieldHandler
          org.exolab.castor.mapping.AbstractFieldHandler
              org.exolab.castor.xml.XMLFieldHandler
                  org.exolab.castor.types.GDayDescriptor.GDayFieldHandler

All Implemented Interfaces:

ConfigurableFieldHandler, FieldHandler

Enclosing class:

GDayDescriptor

class GDayDescriptor.GDayFieldHandler

extends XMLFieldHandler

A specialized FieldHandler for the XML Schema TimeDuration related types

Version:

$Revision $ $Date $

Author:

Arnaud Blandin

Field Summary

Fields inherited from class org.exolab.castor.mapping.AbstractFieldHandler

configuration

Constructor Summary

GDayDescriptor.GDayFieldHandler()
Creates a new TimeFieldHandler

Method Summary

void	checkValidity(java.lang.Object object) Checks the field validity.
java.lang.Object	getValue(java.lang.Object target) Returns the value of the field associated with this descriptor from the given target object.
java.lang.Object	newInstance(java.lang.Object parent) Creates a new instance of the object described by this field.
void	resetValue(java.lang.Object target) Sets the value of the field to a default value.
void	setValue(java.lang.Object target, java.lang.Object value) Sets the value of the field associated with this descriptor.

Methods inherited from class org.exolab.castor.xml.XMLFieldHandler

equals, newInstance

Methods inherited from class org.exolab.castor.mapping.AbstractFieldHandler

getFieldDescriptor, hasValue, setConfiguration, setFieldDescriptor

Methods inherited from class java.lang.Object

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

Constructor Detail

GDayDescriptor.GDayFieldHandler

public GDayDescriptor.GDayFieldHandler()

Creates a new TimeFieldHandler

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: AbstractFieldHandler

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

Throws:

java.lang.IllegalStateException

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