CDOStaleReferencePolicy (CDO Model Repository Documentation)

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org.eclipse.emf.cdo.view
Interface CDOStaleReferencePolicy

public interface CDOStaleReferencePolicy

Specifies a policy on how to deal with stale references.

Since:: 3.0
Author:: Simon McDuff

Field Summary
`static CDOStaleReferencePolicy`	`EXCEPTION` A default stale reference policy.
`static CDOStaleReferencePolicy`	`PROXY` Returns a proxy object with the appropriate EClass.

Method Summary
`Object`	`processStaleReference(EObject source, EStructuralFeature feature, int index, CDOID target)` Returns an object that we want to return to the caller (clients).

Field Detail

EXCEPTION

static final CDOStaleReferencePolicy EXCEPTION

A default stale reference policy. It will throw an exception each time.

PROXY

static final CDOStaleReferencePolicy PROXY

Returns a proxy object with the appropriate EClass. The proxy object supports the eClass() and eIsProxy() methods. For all invocations to other methods the proxy object throws an ObjectNotFoundException. The receiver can use CDOUtil.isStaleObject(Object) to detect proxy objects.

Method Detail

processStaleReference

Object processStaleReference(EObject source,
                             EStructuralFeature feature,
                             int index,
                             CDOID target)

Returns an object that we want to return to the caller (clients). Exception thrown will be received by the caller (clients).