- /*
- * @(#)POAPolicyMediatorImpl_NR_USM.java 1.25 03/12/19
- *
- * Copyright 2004 Sun Microsystems, Inc. All rights reserved.
- * SUN PROPRIETARY/CONFIDENTIAL. Use is subject to license terms.
- */
-
- package com.sun.corba.se.impl.oa.poa ;
-
- import java.util.Enumeration ;
-
- import org.omg.PortableServer.POA ;
- import org.omg.PortableServer.Servant ;
- import org.omg.PortableServer.ServantManager ;
- import org.omg.PortableServer.ServantLocator ;
- import org.omg.PortableServer.ForwardRequest ;
- import org.omg.PortableServer.POAPackage.NoServant ;
- import org.omg.PortableServer.POAPackage.WrongPolicy ;
- import org.omg.PortableServer.POAPackage.ObjectNotActive ;
- import org.omg.PortableServer.POAPackage.ServantNotActive ;
- import org.omg.PortableServer.POAPackage.ObjectAlreadyActive ;
- import org.omg.PortableServer.POAPackage.ServantAlreadyActive ;
- import org.omg.PortableServer.ServantLocatorPackage.CookieHolder ;
-
- import com.sun.corba.se.impl.orbutil.concurrent.SyncUtil ;
- import com.sun.corba.se.impl.orbutil.ORBUtility ;
- import com.sun.corba.se.impl.orbutil.ORBConstants ;
-
- import com.sun.corba.se.spi.oa.OAInvocationInfo ;
- import com.sun.corba.se.impl.oa.NullServantImpl ;
-
- /** Implementation of POARequesHandler that provides policy specific
- * operations on the POA.
- */
- public class POAPolicyMediatorImpl_NR_USM extends POAPolicyMediatorBase {
- private ServantLocator locator ;
-
- POAPolicyMediatorImpl_NR_USM( Policies policies, POAImpl poa )
- {
- super( policies, poa ) ;
-
- // assert !policies.retainServants() && policies.useServantManager()
- if (policies.retainServants())
- throw poa.invocationWrapper().policyMediatorBadPolicyInFactory() ;
-
- if (!policies.useServantManager())
- throw poa.invocationWrapper().policyMediatorBadPolicyInFactory() ;
-
- locator = null ;
- }
-
- protected java.lang.Object internalGetServant( byte[] id,
- String operation ) throws ForwardRequest
- {
- if (locator == null)
- throw poa.invocationWrapper().poaNoServantManager() ;
-
- CookieHolder cookieHolder = orb.peekInvocationInfo().getCookieHolder() ;
-
- // Try - finally is J2EE requirement.
- java.lang.Object servant;
- try{
- poa.unlock() ;
-
- servant = locator.preinvoke(id, poa, operation, cookieHolder);
- if (servant == null)
- servant = new NullServantImpl( poa.omgInvocationWrapper().nullServantReturned() ) ;
- else
- setDelegate( (Servant)servant, id);
- } finally {
- poa.lock() ;
- }
-
- return servant;
- }
-
- public void returnServant()
- {
- OAInvocationInfo info = orb.peekInvocationInfo();
- if (locator == null)
- return;
-
- try {
- poa.unlock() ;
- locator.postinvoke(info.id(), (POA)(info.oa()),
- info.getOperation(), info.getCookieHolder().value,
- (Servant)(info.getServantContainer()) );
- } finally {
- poa.lock() ;
- }
- }
-
- public void etherealizeAll()
- {
- // NO-OP
- }
-
- public void clearAOM()
- {
- // NO-OP
- }
-
- public ServantManager getServantManager() throws WrongPolicy
- {
- return locator ;
- }
-
- public void setServantManager( ServantManager servantManager ) throws WrongPolicy
- {
- if (locator != null)
- throw poa.invocationWrapper().servantManagerAlreadySet() ;
-
- if (servantManager instanceof ServantLocator)
- locator = (ServantLocator)servantManager;
- else
- throw poa.invocationWrapper().servantManagerBadType() ;
- }
-
- public Servant getDefaultServant() throws NoServant, WrongPolicy
- {
- throw new WrongPolicy();
- }
-
- public void setDefaultServant( Servant servant ) throws WrongPolicy
- {
- throw new WrongPolicy();
- }
-
- public final void activateObject(byte[] id, Servant servant)
- throws WrongPolicy, ServantAlreadyActive, ObjectAlreadyActive
- {
- throw new WrongPolicy();
- }
-
- public Servant deactivateObject( byte[] id ) throws ObjectNotActive, WrongPolicy
- {
- throw new WrongPolicy();
- }
-
- public byte[] servantToId( Servant servant ) throws ServantNotActive, WrongPolicy
- {
- throw new WrongPolicy();
- }
-
- public Servant idToServant( byte[] id )
- throws WrongPolicy, ObjectNotActive
- {
- throw new WrongPolicy();
- }
- }