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oracle.odi.interfaces.interactive.support.targetkeychoosers
Class TargetKeyChooserComposer

java.lang.Object
oracle.odi.interfaces.interactive.support.targetkeychoosers.TargetKeyChooserComposer

All Implemented Interfaces:

ITargetKeyChooser

public class TargetKeyChooserComposer

extends java.lang.Object

implements ITargetKeyChooser

This implementation composes on other target key choosers and selects the first update key found by the choosers.

Constructor Summary

TargetKeyChooserComposer(ITargetKeyChooser[] pUnderlyingChoosers)
Creates a chooser from other choosers.
To choose the key, all choosers are called in the order in which they appear in the array, and the first non null key is returned.

Method Summary

IKey<?>

chooseNewTargetKey(OdiInterface pOdiInterface, IKey<?> pOldKey) Chooses a new update key for the target datastore of interface pOdiInterface. If null is returned, then no update key will be selected for this interface.

Methods inherited from class java.lang.Object

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

Constructor Detail

TargetKeyChooserComposer

public TargetKeyChooserComposer(ITargetKeyChooser[] pUnderlyingChoosers)

Creates a chooser from other choosers.
To choose the key, all choosers are called in the order in which they appear in the array, and the first non null key is returned.

Parameters:

pUnderlyingChoosers - all underlying choosers, must not be null

Method Detail

chooseNewTargetKey

public IKey<?> chooseNewTargetKey(OdiInterface pOdiInterface,
                                  IKey<?> pOldKey)

Chooses a new update key for the target datastore of interface pOdiInterface.
If null is returned, then no update key will be selected for this interface.

Specified by:

chooseNewTargetKey in interface ITargetKeyChooser

Parameters:

pOdiInterface - the target datastore's interface

pOldKey - the old key of the target datastore

Returns:

the new key for the target datastore

See Also:

ITargetKeyChooser.chooseNewTargetKey(oracle.odi.domain.project.OdiInterface, oracle.odi.domain.relational.IKey)

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