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3    * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS FILE HEADER.
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12   * ANY WARRANTY; without even the implied warranty of MERCHANTABILITY or
13   * FITNESS FOR A PARTICULAR PURPOSE.  See the GNU General Public License
14   * version 2 for more details (a copy is included in the LICENSE file that
15   * accompanied this code).
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25  package com.sun.corba.se.spi.oa;
26  
27  import javax.rmi.CORBA.Tie ;
28  
29  import org.omg.CORBA.portable.ServantObject;
30  
31  import org.omg.PortableServer.Servant;
32  
33  import org.omg.PortableServer.ServantLocatorPackage.CookieHolder;
34  
35  import com.sun.corba.se.spi.oa.ObjectAdapter ;
36  import com.sun.corba.se.spi.copyobject.ObjectCopierFactory ;
37  
38  /** This class is a holder for the information required to implement POACurrent.
39  * It is also used for the ServantObject that is returned by _servant_preinvoke calls.
40  * This allows us to avoid allocating an extra object on each collocated invocation.
41  */
42  public class OAInvocationInfo extends ServantObject {
43      // This is the container object for the servant.
44      // In the RMI-IIOP case, it is the RMI-IIOP Tie, and the servant is the
45      // target of the Tie.
46      // In all other cases, it is the same as the Servant.
47      private java.lang.Object    servantContainer ;
48  
49      // These fields are to support standard OMG APIs.
50      private ObjectAdapter       oa;
51      private byte[]              oid;
52  
53      // These fields are to support the Object adapter implementation.
54      private CookieHolder        cookieHolder;
55      private String              operation;
56  
57      // This is the copier to be used by javax.rmi.CORBA.Util.copyObject(s)
58      // For the current request.
59      private ObjectCopierFactory factory ;
60  
61      public OAInvocationInfo(ObjectAdapter oa, byte[] id )
62      {
63          this.oa = oa;
64          this.oid  = id;
65      }
66  
67      // Copy constructor of sorts; used in local optimization path
68      public OAInvocationInfo( OAInvocationInfo info, String operation )
69      {
70          this.servant            = info.servant ;
71          this.servantContainer   = info.servantContainer ;
72          this.cookieHolder       = info.cookieHolder ;
73          this.oa                 = info.oa;
74          this.oid                = info.oid;
75          this.factory            = info.factory ;
76  
77          this.operation          = operation;
78      }
79  
80      //getters
81      public ObjectAdapter    oa()                    { return oa ; }
82      public byte[]           id()                    { return oid ; }
83      public Object           getServantContainer()   { return servantContainer ; }
84  
85      // Create CookieHolder on demand.  This is only called by a single
86      // thread, so no synchronization is needed.
87      public CookieHolder     getCookieHolder()
88      {
89          if (cookieHolder == null)
90              cookieHolder = new CookieHolder() ;
91  
92          return cookieHolder;
93      }
94  
95      public String           getOperation()      { return operation; }
96      public ObjectCopierFactory  getCopierFactory()      { return factory; }
97  
98      //setters
99      public void setOperation( String operation )    { this.operation = operation ; }
100     public void setCopierFactory( ObjectCopierFactory factory )    { this.factory = factory ; }
101 
102     public void setServant(Object servant)
103     {
104         servantContainer = servant ;
105         if (servant instanceof Tie)
106             this.servant = ((Tie)servant).getTarget() ;
107         else
108             this.servant = servant;
109     }
110 }