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jve.generated
Class JavaBeanDataObject

java.lang.Object
  jve.generated.ObjectReference
      jve.generated.BasicDataObject
          jve.generated.JavaBeanDataObject

All Implemented Interfaces:

IBoundObject, IDataObject

public class JavaBeanDataObject

extends BasicDataObject

This DataObject will provide an instance of the given Java Bean as a data object. Invoking the refresh() method will discard the existing instance and create a new one.

Field Summary

protected java.lang.String

className fully qualified class name of the target bean

Fields inherited from class jve.generated.ObjectReference

debug

Fields inherited from interface jve.generated.IBoundObject

DELIMITER, PROPERTY_OBJ_CHANGED

Constructor Summary

JavaBeanDataObject()

Method Summary

java.lang.String	getClassName() Get the fully-qualified class name of the target Java bean
java.lang.Object	getObject() Get the instance of the target Java Bean.
java.lang.Class	getType() Get the class type of the target Java Bean (specified by setClassName())
protected java.lang.Object	instantiate() Instantiate an instance of the target Java Bean (specified by setClassName())
void	refresh() Replace the existing instance of the Java Bean with a new instance.
void	setClassName(java.lang.String className) Set the fully-qualified class name of the target Java bean.
java.lang.String	toString()

Methods inherited from class jve.generated.BasicDataObject

firePropertyChanged, getHelper, getValue, isPrimitive, isReadOnly, setSourceObject, setValue

Methods inherited from class jve.generated.ObjectReference

actionPerformed, addPropertyChangeListener, addPropertyListeners, firePropertyChanged, getErrorMessage, getProperty, getPureSourceObject, getSourceObject, log, log, refreshPropertyHelper, removePropertyChangeListener, removePropertyListeners, setProperty, setSourceObject

Methods inherited from class java.lang.Object

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

Methods inherited from interface jve.generated.IBoundObject

actionPerformed, addPropertyChangeListener, getProperty, getSourceObject, removePropertyChangeListener, setProperty, setSourceObject

Field Detail

className

protected java.lang.String className

fully qualified class name of the target bean

Constructor Detail

JavaBeanDataObject

public JavaBeanDataObject()

Method Detail

getObject

public java.lang.Object getObject()

Get the instance of the target Java Bean. This method will lazily instantiate the Java Bean as needed (whenever the target object is null).

Specified by:

getObject in interface IBoundObject

Overrides:

getObject in class ObjectReference

Returns:

the target object

refresh

public void refresh()

Replace the existing instance of the Java Bean with a new instance.

Specified by:

refresh in interface IBoundObject

Overrides:

refresh in class BasicDataObject

Returns:

the new instance of the Java Bean

instantiate

protected java.lang.Object instantiate()

Instantiate an instance of the target Java Bean (specified by setClassName())

Returns:

the new instance, or null if the bean cannot be instantiated

getType

public java.lang.Class getType()
                        throws java.lang.IllegalArgumentException

Get the class type of the target Java Bean (specified by setClassName())

Specified by:

getType in interface IBoundObject

Overrides:

getType in class ObjectReference

Returns:

the target class

Throws:

java.lang.IllegalArgumentException - if the bean class is not valid

getClassName

public java.lang.String getClassName()

Get the fully-qualified class name of the target Java bean

Returns:

Returns the class name.

setClassName

public void setClassName(java.lang.String className)

Set the fully-qualified class name of the target Java bean. This class must be public, be able to be instantiated in the current project, and have a public no-argument constructor.

Parameters:

className - The class name to set.

Throws:

java.lang.IllegalArgumentException - if the specificed class cannot be found or does not have a public null constructor.

toString

public java.lang.String toString()

Overrides:

toString in class BasicDataObject