TAO: Table_Adapter.h Source File

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00001 // -*- C++ -*-
00002 
00003 //=============================================================================
00004 /**
00005  *  @file Table_Adapter.h
00006  *
00007  *  $Id: Table_Adapter.h 84215 2009-01-22 18:31:17Z johnnyw $
00008  *
00009  *  @author Carlos O'Ryan (coryan@uci.edu)
00010  */
00011 //=============================================================================
00012 
00013 
00014 #ifndef TAO_TABLE_ADAPTER_H
00015 #define TAO_TABLE_ADAPTER_H
00016 #include /**/ "ace/pre.h"
00017 
00018 #include "tao/IORTable/iortable_export.h"
00019 #include "tao/IORTable/IORTable.h"
00020 #include "tao/IORTable/IOR_Table_Impl.h"
00021 
00022 #if !defined (ACE_LACKS_PRAGMA_ONCE)
00023 # pragma once
00024 #endif /* ACE_LACKS_PRAGMA_ONCE */
00025 
00026 #include "tao/Adapter.h"
00027 #include "tao/Adapter_Factory.h"
00028 #include "ace/Service_Config.h"
00029 #include "ace/Lock.h"
00030 #include "tao/ORB_Core.h"
00031 
00032 TAO_BEGIN_VERSIONED_NAMESPACE_DECL
00033 
00034 class TAO_IORTable_Export TAO_Table_Adapter : public TAO_Adapter
00035 {
00036 public:
00037 
00038   /// Constructor
00039   TAO_Table_Adapter (TAO_ORB_Core &orb_core);
00040 
00041   /// Destructor
00042   virtual ~TAO_Table_Adapter (void);
00043 
00044   // = The TAO_Adapter methods, please check tao/Adapter.h for the
00045   // documentation
00046   virtual void open (void);
00047   virtual void close (int wait_for_completion);
00048   virtual void check_close (int wait_for_completion);
00049   virtual int priority (void) const;
00050   virtual int dispatch (TAO::ObjectKey &key,
00051                         TAO_ServerRequest &request,
00052                         CORBA::Object_out foward_to);
00053 
00054   virtual const char *name (void) const;
00055   virtual CORBA::Object_ptr root (void);
00056   virtual CORBA::Object_ptr create_collocated_object (TAO_Stub *,
00057                                                       const TAO_MProfile &);
00058 
00059   virtual CORBA::Long initialize_collocated_object (TAO_Stub *stub);
00060 
00061 private:
00062   static ACE_Lock * create_lock (bool enable_locking, TAO_SYNCH_MUTEX &l);
00063   /// Helper method to find an object bound in the table.
00064   bool find_object (TAO::ObjectKey &key,
00065                     CORBA::Object_out forward_to);
00066 
00067   /// The ORB Core we belong to
00068   TAO_ORB_Core &orb_core_;
00069 
00070   /// The table implementation
00071   TAO_IOR_Table_Impl_var root_;
00072 
00073   bool closed_;
00074   bool enable_locking_;
00075   TAO_SYNCH_MUTEX thread_lock_;
00076   ACE_Lock *lock_;
00077 };
00078 
00079 // ****************************************************************
00080 
00081 class TAO_IORTable_Export TAO_Table_Adapter_Factory : public TAO_Adapter_Factory
00082 {
00083 public:
00084   /// Constructor
00085   TAO_Table_Adapter_Factory (void);
00086 
00087   // = The TAO_Adapter_Factory methods, please read tao/Adapter.h for
00088   // details.
00089   virtual TAO_Adapter *create (TAO_ORB_Core *orb_core);
00090 };
00091 
00092 TAO_END_VERSIONED_NAMESPACE_DECL
00093 
00094 ACE_STATIC_SVC_DECLARE (TAO_Table_Adapter_Factory)
00095 ACE_FACTORY_DECLARE (TAO_IORTable, TAO_Table_Adapter_Factory)
00096 
00097 #include /**/ "ace/post.h"
00098 #endif /* TAO_TABLE_ADAPTER_H */