1 files changed, 166 insertions, 0 deletions
diff --git a/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/SCARuntime.h b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/SCARuntime.h
new file mode 100644
index 0000000000..42deb85751
--- /dev/null
+++ b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/SCARuntime.h
@@ -0,0 +1,166 @@
+/*
+ *
+ *  Copyright 2005 The Apache Software Foundation or its licensors, as applicable.
+ *
+ *  Licensed under the Apache License, Version 2.0 (the "License");
+ *  you may not use this file except in compliance with the License.
+ *  You may obtain a copy of the License at
+ *
+ *     http://www.apache.org/licenses/LICENSE-2.0
+ *
+ *  Unless required by applicable law or agreed to in writing, software
+ *  distributed under the License is distributed on an "AS IS" BASIS,
+ *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
+ *  See the License for the specific language governing permissions and
+ *  limitations under the License.
+ */
+
+/* $Rev$ $Date: 2005/12/22 11:33:21 $ */
+
+#ifndef tuscany_sca_core_scaruntime_h
+#define tuscany_sca_core_scaruntime_h
+
+#include "osoa/sca/export.h"
+
+#include "osoa/sca/ComponentContext.h"
+using osoa::sca::ComponentContext;
+
+#include "tuscany/sca/core/ServiceWrapper.h"
+#include "tuscany/sca/model/System.h"
+using namespace tuscany::sca::model;
+
+#if defined(WIN32)  || defined (_WINDOWS)
+#include <windows.h>
+#else
+#include <pthread.h>
+#endif
+
+#include <stack>
+#include <string>
+#include <map>
+using namespace std;
+
+namespace tuscany
+{
+    namespace sca
+    {
+        
+        /**
+         * A singleton which represents the executing SCA runtime.
+         */
+        class SCARuntime {
+        public:
+            /**
+             * Get the single instance.
+             * @return The single instance of the runtime.
+             */
+            SCA_API static SCARuntime* getInstance();
+
+            /**
+             * Set the current component for the current thread.
+             * @param component The current component.
+             */
+            SCA_API void setCurrentComponent(Component* component);
+
+            /**
+             * Remove the current component from this thread, and return
+             * to the previous component (if there was one).
+             * @return The previous component.
+             */
+            SCA_API Component* unsetCurrentComponent();
+
+            /**
+             * Get a pointer to the configured SCA system which this
+             * SCA runtime represents. 
+             * The rest of the SCA configuration can be navigated from
+             * the System.
+             * @return The configured SCA system.
+             */
+            System* getSystem();
+
+            /**
+             * The directory in which the Tuscany runtime has been installed.
+             */
+            const string& getInstallRoot() {return SCARoot;}
+
+            /**
+             * Return the current component for this thread.
+             * @return The current component for this thread.
+             */
+            Component* getCurrentComponent();
+
+            /**
+             * Get the current module. The current module will either
+             * be the module in which the current component for this thread
+             * is defined, or it will be the default module if there is no current
+             * component. There will not be a current component if a client of
+             * the SCA runtime is making a call into the SCA runtime.
+             */
+            Module* getCurrentModule();
+
+        private:
+            /**
+             * Default constructor is private to prevent more than one instance.
+             */
+            SCARuntime();            
+
+            /**
+             * Load the SCA configuration from the scdl files (sca.module, 
+             * *.fragment, etc).
+             * This will create the runtime model from which the SCA runtime
+             * will operate.
+             * @param configurationRoot The path to the configuration of the 
+             * SCA runtime. Under this root will be the subsystems and modules
+             * directories.
+             */
+            void load(const char* configurationRoot);
+
+            /**
+             * The single instance of this class.
+             */
+            static SCARuntime* instance;
+
+            /**
+             * Pointer to the top of the runtime model.
+             */
+            System* system;
+
+            /**
+             * The installed path of the Tuscany runtime.
+             */
+            string SCARoot;
+
+            /**
+             * Get the default module set for this runtime.
+             * @return The default module.
+             */
+            Module* getDefaultModule() {return defaultModule;}
+
+            /**
+             * The default module set for this runtime.
+             */
+            Module* defaultModule;
+            
+            
+            typedef stack<Component*> COMPONENT_STACK; 
+#if defined(WIN32)  || defined (_WINDOWS)
+            typedef map<DWORD, COMPONENT_STACK> COMPONENTS_MAP;
+#else
+            typedef map<pthread_t, COMPONENT_STACK> COMPONENTS_MAP;
+#endif
+
+            /**
+             * A map of threads to components.
+             */
+            COMPONENTS_MAP components;
+        };
+
+        
+    } // End namespace sca
+} // End namespace tuscany
+
+
+
+
+#endif // tuscany_sca_core_scaruntime_h
+