ChangeLogTag:Sun Aug 11 23:17:47 2002 Ossama Othman <ossama@uci.edu>

1 files changed, 115 insertions, 0 deletions

diff --git a/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_IORInterceptor.h b/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_IORInterceptor.h
new file mode 100644
index 00000000000..8330a43d452
--- /dev/null
+++ b/TAO/orbsvcs/orbsvcs/LoadBalancing/LB_IORInterceptor.h
@@ -0,0 +1,115 @@
+// -*- C++ -*-
+
+//=============================================================================
+/**
+ * @file LB_IORInterceptor.h
+ *
+ * $Id$
+
+ * @author Ossama Othman <ossama@uci.edu>
+ */
+//=============================================================================
+
+#ifndef LB_IOR_INTERCEPTOR_H
+#define LB_IOR_INTERCEPTOR_H
+
+#include "ace/config-all.h"
+
+#if !defined (ACE_LACKS_PRAGMA_ONCE)
+# pragma once
+#endif /* ACE_LACKS_PRAGMA_ONCE */
+
+#include "tao/PortableInterceptorC.h"
+#include "tao/LocalObject.h"
+
+#if defined(_MSC_VER)
+#if (_MSC_VER >= 1200)
+#pragma warning(push)
+#endif /* _MSC_VER >= 1200 */
+#pragma warning(disable:4250)
+#endif /* _MSC_VER */
+
+/**
+ * @class TAO_LB_IORInterceptor
+ *
+ * @brief TAO Load Balancer IOR interceptor.
+ *
+ * This IORInterceptor is registered in object group member ORBs.
+ * During creation of the object group member reference, this
+ * IORInterceptor will change the "current_factory" attribute of the
+ * PortableInterceptor::IORInfo object to the Load Balancer's
+ * ObjectReferenceFactory.
+ *
+ * @see LB_ObjectReferenceFactory.h for details.
+ */
+class TAO_LB_IORInterceptor
+  : public virtual PortableInterceptor::IORInterceptor,
+    public virtual TAO_Local_RefCounted_Object
+{
+public:
+
+  /// Constructor.
+  TAO_LB_IORInterceptor (const char * repository_ids);
+
+  /**
+   * @name Methods Required by the IOR Interceptor Interface
+   *
+   * These are methods that must be implemented since they are pure
+   * virtual in the abstract base class.  They are the canonical
+   * methods required for all IOR interceptors.
+   */
+  //@{
+  /// Return the name of this IORInterceptor.
+  virtual char * name (ACE_ENV_SINGLE_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC ((CORBA::SystemException));
+
+  /// Cleanup resources acquired by this IORInterceptor.
+  virtual void destroy (ACE_ENV_SINGLE_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC ((CORBA::SystemException));
+
+  /// Add the tagged components to the IOR.
+  virtual void establish_components (
+      PortableInterceptor::IORInfo_ptr info
+      ACE_ENV_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC (());
+
+  virtual void components_established (
+      PortableInterceptor::IORInfo_ptr info
+      ACE_ENV_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC ((CORBA::SystemException));
+
+  virtual void adapter_manager_state_changed (
+      PortableInterceptor::AdapterManagerId id,
+      PortableInterceptor::AdapterState state
+      ACE_ENV_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC ((
+      CORBA::SystemException
+    ));
+
+  virtual void adapter_state_changed (
+      const PortableInterceptor::ObjectReferenceTemplateSeq & templates,
+      PortableInterceptor::AdapterState state
+      ACE_ENV_ARG_DECL_WITH_DEFAULTS)
+    ACE_THROW_SPEC ((
+      CORBA::SystemException
+    ));
+
+  //@}
+
+private:
+
+  /// Space separated list of RepositoryIds corresponding to objects
+  /// that will be load balanced.
+  /**
+   * @note The actual storage for this string is controlled by the
+   *       TAO_LB_ORBInitializer.
+   */
+  const char * repository_ids_;
+
+};
+
+#if defined(_MSC_VER) && (_MSC_VER >= 1200)
+#pragma warning(pop)
+#endif /* _MSC_VER */
+
+#endif  /* LB_IOR_INTERCEPTOR_H */