ClientStateManager


1   /*
2    * All content copyright (c) 2003-2006 Terracotta, Inc., except as may otherwise be noted in a separate copyright notice.  All rights reserved.
3    */
4   package com.tc.objectserver.l1.api;
5   
6   import com.tc.net.protocol.tcm.ChannelID;
7   import com.tc.object.ObjectID;
8   import com.tc.objectserver.managedobject.BackReferences;
9   import com.tc.text.PrettyPrintable;
10  
11  import java.util.Collection  ;
12  import java.util.List  ;
13  import java.util.Set  ;
14  
15  /**
16   * @author steve
17   */
18  public interface ClientStateManager extends PrettyPrintable {
19  
20    public void stop();
21  
22    /**
23     * Used to recover from client crashes this will acknowledge any waiter waiting for a downed client
24     *
25     * @param waitee
26     */
27    public void shutdownClient(ChannelID deadClient);
28  
29    /**
30     * The the server representation of the client's state now knows that clientID has a reference to objectID
31     */
32    public void addReference(ChannelID clientID, ObjectID objectID);
33  
34    /**
35     * For the local state of the l1 named clientID remove all the objectIDs that are references
36     */
37    public void removeReferences(ChannelID clientID, Set   removed);
38  
39    public boolean hasReference(ChannelID clientID, ObjectID objectID);
40  
41    /**
42     * Prunes the changes list down to include only changes for objects the given client has.
43     * @param objectIDs TODO
44     */
45    public List   createPrunedChangesAndAddObjectIDTo(Collection   changes, BackReferences references, ChannelID clientID, Set   objectIDs);
46    
47    public void addAllReferencedIdsTo(Set   rescueIds);
48  
49    public void removeReferencedFrom(ChannelID channelID, Set   secondPass);
50  
51    public Set   addReferences(ChannelID channelID, Set   oids);
52  }
53

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