oracle.jdeveloper.offlinedb.userprops
Class UserPropertyInitializer

java.lang.Object
  oracle.javatools.db.property.PropertyInitializer
      oracle.jdeveloper.offlinedb.userprops.UserPropertyInitializer

public abstract class UserPropertyInitializer
extends PropertyInitializer

Abstract adapter class for registering a PropertyInitializer specifically to provide a dynamic defaults for user defined properties. Concrete subclasses of UserPropertyInitializer should be registered using OfflineDBPropertyInitializationManager#registerPropertyInitializer.

Nested Class Summary

Nested classes/interfaces inherited from class oracle.javatools.db.property.PropertyInitializer

PropertyInitializer.InitializationVeto

Constructor Summary

protected

UserPropertyInitializer(DBObjectProvider pro) NB subclasses must provide a constructor that takes a DBObjectProvider

Method Summary

java.lang.Object	getPropertyInitialValue(DBObject obj, java.lang.String propertyName)
java.lang.String[]	getPropertyNames(java.lang.Class<? extends DBObject> clz)
protected abstract java.lang.String	getUserPropertyDefault(DBObject obj, java.lang.String userPropertyName) Concrete subclasses should return the default value of the user property with the given name for the given DBObject or throw a PropertyInitializer.InitializationVeto exception.
protected abstract java.lang.String[]	getUserPropertyNames(java.lang.Class<? extends DBObject> clz) Concrete subclasses should return a String[] of user property names for objects of the given class for which they provide a default value.

Methods inherited from class oracle.javatools.db.property.PropertyInitializer

getProvider

Methods inherited from class java.lang.Object

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

Constructor Detail

UserPropertyInitializer

protected UserPropertyInitializer(DBObjectProvider pro)

NB subclasses must provide a constructor that takes a DBObjectProvider

Method Detail

getPropertyNames

public final java.lang.String[] getPropertyNames(java.lang.Class<? extends DBObject> clz)

Specified by:

getPropertyNames in class PropertyInitializer

Parameters:

clz - the class of object for which supported properties are being requested.

Returns:

the names of properties for DBObjects of the the given class for which this PropertyInitializer will provide an initial value.

getPropertyInitialValue

public final java.lang.Object getPropertyInitialValue(DBObject obj,
                                                      java.lang.String propertyName)
                                               throws PropertyInitializer.InitializationVeto

Specified by:

getPropertyInitialValue in class PropertyInitializer

Returns:

the initial value of the property of the given name for the given DBObject, or throw a PropertyInitializer.InitializationVeto exception.

Throws:

PropertyInitializer.InitializationVeto

getUserPropertyNames

protected abstract java.lang.String[] getUserPropertyNames(java.lang.Class<? extends DBObject> clz)

Concrete subclasses should return a String[] of user property names for objects of the given class for which they provide a default value.

getUserPropertyDefault

protected abstract java.lang.String getUserPropertyDefault(DBObject obj,
                                                           java.lang.String userPropertyName)
                                                    throws PropertyInitializer.InitializationVeto

Concrete subclasses should return the default value of the user property with the given name for the given DBObject or throw a PropertyInitializer.InitializationVeto exception.

Throws:

PropertyInitializer.InitializationVeto