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8187443: Forest Consolidation: Move files to unified layout
Reviewed-by: darcy, ihse
This commit is contained in:
Erik Joelsson
parent
270fe13182
commit
3789983e89
56923 changed files with 3 additions and 15727 deletions
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/*
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* Copyright (c) 1997, 2003, Oracle and/or its affiliates. All rights reserved.
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* DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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*
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* This code is free software; you can redistribute it and/or modify it
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* under the terms of the GNU General Public License version 2 only, as
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* published by the Free Software Foundation. Oracle designates this
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* particular file as subject to the "Classpath" exception as provided
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* by Oracle in the LICENSE file that accompanied this code.
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*
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* This code is distributed in the hope that it will be useful, but WITHOUT
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* ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
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* FITNESS FOR A PARTICULAR PURPOSE. See the GNU General Public License
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* version 2 for more details (a copy is included in the LICENSE file that
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* accompanied this code).
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*
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* You should have received a copy of the GNU General Public License version
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* 2 along with this work; if not, write to the Free Software Foundation,
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* Inc., 51 Franklin St, Fifth Floor, Boston, MA 02110-1301 USA.
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*
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* Please contact Oracle, 500 Oracle Parkway, Redwood Shores, CA 94065 USA
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* or visit www.oracle.com if you need additional information or have any
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* questions.
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*/
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package java.rmi.activation;
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import java.rmi.Remote;
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import java.rmi.RemoteException;
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import java.rmi.activation.UnknownGroupException;
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import java.rmi.activation.UnknownObjectException;
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/**
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* The <code>ActivationSystem</code> provides a means for registering
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* groups and "activatable" objects to be activated within those groups.
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* The <code>ActivationSystem</code> works closely with the
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* <code>Activator</code>, which activates objects registered via the
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* <code>ActivationSystem</code>, and the <code>ActivationMonitor</code>,
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* which obtains information about active and inactive objects,
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* and inactive groups.
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*
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* @author Ann Wollrath
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* @see Activator
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* @see ActivationMonitor
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* @since 1.2
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*/
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public interface ActivationSystem extends Remote {
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/** The port to lookup the activation system. */
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public static final int SYSTEM_PORT = 1098;
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/**
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* The <code>registerObject</code> method is used to register an
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* activation descriptor, <code>desc</code>, and obtain an
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* activation identifier for a activatable remote object. The
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* <code>ActivationSystem</code> creates an
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* <code>ActivationID</code> (a activation identifier) for the
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* object specified by the descriptor, <code>desc</code>, and
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* records, in stable storage, the activation descriptor and its
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* associated identifier for later use. When the <code>Activator</code>
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* receives an <code>activate</code> request for a specific identifier, it
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* looks up the activation descriptor (registered previously) for
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* the specified identifier and uses that information to activate
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* the object.
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*
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* @param desc the object's activation descriptor
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* @return the activation id that can be used to activate the object
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* @exception ActivationException if registration fails (e.g., database
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* update failure, etc).
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* @exception UnknownGroupException if group referred to in
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* <code>desc</code> is not registered with this system
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* @exception RemoteException if remote call fails
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* @since 1.2
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*/
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public ActivationID registerObject(ActivationDesc desc)
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throws ActivationException, UnknownGroupException, RemoteException;
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/**
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* Remove the activation id and associated descriptor previously
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* registered with the <code>ActivationSystem</code>; the object
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* can no longer be activated via the object's activation id.
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*
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* @param id the object's activation id (from previous registration)
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* @exception ActivationException if unregister fails (e.g., database
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* update failure, etc).
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* @exception UnknownObjectException if object is unknown (not registered)
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* @exception RemoteException if remote call fails
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* @since 1.2
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*/
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public void unregisterObject(ActivationID id)
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throws ActivationException, UnknownObjectException, RemoteException;
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/**
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* Register the activation group. An activation group must be
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* registered with the <code>ActivationSystem</code> before objects
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* can be registered within that group.
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*
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* @param desc the group's descriptor
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* @return an identifier for the group
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* @exception ActivationException if group registration fails
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* @exception RemoteException if remote call fails
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* @since 1.2
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*/
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public ActivationGroupID registerGroup(ActivationGroupDesc desc)
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throws ActivationException, RemoteException;
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/**
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* Callback to inform activation system that group is now
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* active. This call is made internally by the
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* <code>ActivationGroup.createGroup</code> method to inform
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* the <code>ActivationSystem</code> that the group is now
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* active.
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*
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* @param id the activation group's identifier
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* @param group the group's instantiator
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* @param incarnation the group's incarnation number
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* @return monitor for activation group
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* @exception UnknownGroupException if group is not registered
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* @exception ActivationException if a group for the specified
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* <code>id</code> is already active and that group is not equal
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* to the specified <code>group</code> or that group has a different
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* <code>incarnation</code> than the specified <code>group</code>
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* @exception RemoteException if remote call fails
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* @since 1.2
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*/
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public ActivationMonitor activeGroup(ActivationGroupID id,
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ActivationInstantiator group,
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long incarnation)
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throws UnknownGroupException, ActivationException, RemoteException;
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/**
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* Remove the activation group. An activation group makes this call back
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* to inform the activator that the group should be removed (destroyed).
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* If this call completes successfully, objects can no longer be
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* registered or activated within the group. All information of the
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* group and its associated objects is removed from the system.
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*
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* @param id the activation group's identifier
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* @exception ActivationException if unregister fails (e.g., database
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* update failure, etc).
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* @exception UnknownGroupException if group is not registered
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* @exception RemoteException if remote call fails
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* @since 1.2
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*/
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public void unregisterGroup(ActivationGroupID id)
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throws ActivationException, UnknownGroupException, RemoteException;
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/**
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* Shutdown the activation system. Destroys all groups spawned by
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* the activation daemon and exits the activation daemon.
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* @exception RemoteException if failed to contact/shutdown the activation
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* daemon
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* @since 1.2
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*/
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public void shutdown() throws RemoteException;
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/**
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* Set the activation descriptor, <code>desc</code> for the object with
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* the activation identifier, <code>id</code>. The change will take
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* effect upon subsequent activation of the object.
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*
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* @param id the activation identifier for the activatable object
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* @param desc the activation descriptor for the activatable object
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* @exception UnknownGroupException the group associated with
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* <code>desc</code> is not a registered group
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* @exception UnknownObjectException the activation <code>id</code>
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* is not registered
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* @exception ActivationException for general failure (e.g., unable
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* to update log)
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* @exception RemoteException if remote call fails
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* @return the previous value of the activation descriptor
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* @see #getActivationDesc
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* @since 1.2
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*/
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public ActivationDesc setActivationDesc(ActivationID id,
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ActivationDesc desc)
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throws ActivationException, UnknownObjectException,
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UnknownGroupException, RemoteException;
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/**
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* Set the activation group descriptor, <code>desc</code> for the object
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* with the activation group identifier, <code>id</code>. The change will
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* take effect upon subsequent activation of the group.
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*
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* @param id the activation group identifier for the activation group
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* @param desc the activation group descriptor for the activation group
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* @exception UnknownGroupException the group associated with
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* <code>id</code> is not a registered group
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* @exception ActivationException for general failure (e.g., unable
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* to update log)
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* @exception RemoteException if remote call fails
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* @return the previous value of the activation group descriptor
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* @see #getActivationGroupDesc
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* @since 1.2
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*/
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public ActivationGroupDesc setActivationGroupDesc(ActivationGroupID id,
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ActivationGroupDesc desc)
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throws ActivationException, UnknownGroupException, RemoteException;
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/**
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* Returns the activation descriptor, for the object with the activation
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* identifier, <code>id</code>.
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*
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* @param id the activation identifier for the activatable object
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* @exception UnknownObjectException if <code>id</code> is not registered
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* @exception ActivationException for general failure
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* @exception RemoteException if remote call fails
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* @return the activation descriptor
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* @see #setActivationDesc
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* @since 1.2
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*/
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public ActivationDesc getActivationDesc(ActivationID id)
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throws ActivationException, UnknownObjectException, RemoteException;
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/**
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* Returns the activation group descriptor, for the group
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* with the activation group identifier, <code>id</code>.
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*
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* @param id the activation group identifier for the group
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* @exception UnknownGroupException if <code>id</code> is not registered
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* @exception ActivationException for general failure
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* @exception RemoteException if remote call fails
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* @return the activation group descriptor
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* @see #setActivationGroupDesc
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* @since 1.2
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*/
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public ActivationGroupDesc getActivationGroupDesc(ActivationGroupID id)
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throws ActivationException, UnknownGroupException, RemoteException;
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}
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