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Diffstat (limited to 'tags/cpp-1.0-incubating-M2-final/sca/runtime/core/src/tuscany/sca/core/SCARuntime.cpp')
| -rw-r--r-- | tags/cpp-1.0-incubating-M2-final/sca/runtime/core/src/tuscany/sca/core/SCARuntime.cpp | 487 |
1 files changed, 0 insertions, 487 deletions
diff --git a/tags/cpp-1.0-incubating-M2-final/sca/runtime/core/src/tuscany/sca/core/SCARuntime.cpp b/tags/cpp-1.0-incubating-M2-final/sca/runtime/core/src/tuscany/sca/core/SCARuntime.cpp deleted file mode 100644 index 49ec646bb1..0000000000 --- a/tags/cpp-1.0-incubating-M2-final/sca/runtime/core/src/tuscany/sca/core/SCARuntime.cpp +++ /dev/null @@ -1,487 +0,0 @@ -/* - * Licensed to the Apache Software Foundation (ASF) under one - * or more contributor license agreements. See the NOTICE file - * distributed with this work for additional information - * regarding copyright ownership. The ASF licenses this file - * to you 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. - */ - -/* $Rev$ $Date$ */ - -#include "tuscany/sca/core/SCARuntime.h" -#include "tuscany/sca/util/Logging.h" -#include "tuscany/sca/util/Utils.h" -#include "tuscany/sca/model/ModelLoader.h" -#include "tuscany/sca/util/File.h" -#include "tuscany/sca/util/Exceptions.h" -#include "tuscany/sca/model/Composite.h" -#include "tuscany/sca/model/Component.h" - -#if defined(WIN32) || defined (_WINDOWS) -#include <windows.h> -#endif - -namespace tuscany -{ - namespace sca - { - /** - * Environment variable names - */ - static const char* TUSCANY_SCACPP = "TUSCANY_SCACPP"; - static const char* TUSCANY_SCACPP_SYSTEM_ROOT = "TUSCANY_SCACPP_SYSTEM_ROOT"; - static const char* TUSCANY_SCACPP_DEFAULT_COMPONENT = "TUSCANY_SCACPP_DEFAULT_COMPONENT"; - - static const char* TUSCANY_SCACPP_ROOT = "TUSCANY_SCACPP_ROOT"; - static const char* TUSCANY_SCACPP_COMPONENT = "TUSCANY_SCACPP_COMPONENT"; - static const char* TUSCANY_SCACPP_PATH = "TUSCANY_SCACPP_PATH"; - - // ========================================================== - // Initialize static class member to not pointing at anything - // ========================================================== - SCARuntime* SCARuntime::instance = 0; - string SCARuntime::systemRoot = ""; - string SCARuntime::systemPath = ""; - string SCARuntime::defaultComponentName = ""; - - - // ========================================================== - // Set the system configuration root - // ========================================================== - void SCARuntime::setSystemRoot(const string& root) - { - LOGENTRY(1, "SCARuntime::setSystemRoot"); - systemRoot = root; - LOGINFO_1(3, "SCARuntime::setSystemRoot - set to %s", root.c_str()); - LOGEXIT(1, "SCARuntime::setSystemRoot"); - } - - // ========================================================== - // Set the system configuration root - // ========================================================== - void SCARuntime::setSystemPath(const string& path) - { - LOGENTRY(1, "SCARuntime::setSystemPath"); - systemPath = path; - LOGINFO_1(3, "SCARuntime::setSystemPath - set to %s", path.c_str()); - LOGEXIT(1, "SCARuntime::setSystemPath"); - } - - // ========================================================== - // Set the default component name - // ========================================================== - void SCARuntime::setDefaultComponentName(const string& componentName) - { - LOGENTRY(1, "SCARuntime::setDefaultComponentName"); - defaultComponentName = componentName; - LOGINFO_1(3, "SCARuntime::setDefaultComponentName - set to %s", componentName.c_str()); - LOGEXIT(1, "SCARuntime::setDefaultComponentName"); - } - - // =================================================================== - // Constructor for the SCARuntime class. This will be a singleton that - // holds all the information about the current runtime. - // =================================================================== - SCARuntime::SCARuntime() : system(0), defaultComponent(0) - { - LOGENTRY(1, "SCARuntime::constructor"); - - // Locate the SCA install root - char* root = 0; - root = getenv(TUSCANY_SCACPP); - if (root == 0) - { - string msg = TUSCANY_SCACPP; - msg += " environment variable not set"; - throw SystemConfigurationException(msg.c_str()); - } - else - { - SCARoot = root; - } - - LOGEXIT(1, "SCARuntime::constructor"); - } - - // =================================================================== - // Destructor for the SCARuntime class. - // =================================================================== - SCARuntime::~SCARuntime() - { - LOGENTRY(1, "SCARuntime::destructor"); - - if (system) - { - delete system; - } - - LOGEXIT(1, "SCARuntime::destructor"); - } - - // ============================================================= - // Get the instance of the runtime, creates it if does not exist - // static method - // ============================================================= - SCARuntime* SCARuntime::getInstance() - { - LOGENTRY(1, "SCARuntime::getInstance"); - - if (instance == NULL) - { - instance = new SCARuntime(); - - // load extensions - instance->loadExtensions(); - - if (systemRoot == "") - { - // Get root from environment variable TUSCANY_SCACPP_ROOT - char* systemRootEnv = getenv(TUSCANY_SCACPP_ROOT); - if (systemRootEnv == 0) - { - // Get root from environment variable TUSCANY_SCACPP_SYSTEM_ROOT - systemRootEnv = getenv(TUSCANY_SCACPP_SYSTEM_ROOT); - } - if (systemRootEnv == 0) - { - string msg = TUSCANY_SCACPP_ROOT; - msg += " environment variable not set"; - throw SystemConfigurationException(msg.c_str()); - } - - systemRoot = systemRootEnv; - } - if (systemPath == "") - { - - // Get system path from environment variable TUSCANY_SCACPP_PATH - char* systemPathEnv = getenv(TUSCANY_SCACPP_PATH); - if (systemPathEnv == 0) - { - // Make the path optional for now -// string msg = TUSCANY_SCACPP_PATH; -// msg += " environment variable not set"; -// throw SystemConfigurationException(msg.c_str()); - } - else - { - systemPath = systemPathEnv; - } - } - } - - LOGEXIT(1, "SCARuntime::getInstance"); - - return instance; - - } - - - // ============================================================= - // Release the instance of the runtime. - // ============================================================= - void SCARuntime::releaseInstance() - { - LOGENTRY(1, "SCARuntime::releaseInstance"); - - if (instance) - { - delete instance; - instance = 0; - systemRoot = ""; - systemPath = ""; - defaultComponentName = ""; - } - - LOGEXIT(1, "SCARuntime::releaseInstance"); - } - - // ====================================== - // Load up all the details of the runtime - // ====================================== - void SCARuntime::load() - { - LOGENTRY(1, "SCARuntime::load"); - - LOGINFO_1(2,"configuration root: %s", systemRoot.c_str()); - LOGINFO_1(2,"configuration path: %s", systemPath.c_str()); - - // Load the system composite - ModelLoader loader(system); - loader.load(systemRoot, systemPath); - - LOGEXIT(1, "SCARuntime::load"); - } - - - // ====================================== - // Load up extensions to the runtime - // ====================================== - void SCARuntime::loadExtensions() - { - LOGENTRY(1, "SCARuntime::loadExtensions"); - - string extensionsRoot = SCARoot + "/extensions"; - -#if defined(WIN32) || defined (_WINDOWS) - string pattern = "*.dll"; -#else - string pattern = "*.so"; -#endif - - Files files(extensionsRoot, pattern, true); - for (unsigned int i=0; i < files.size(); i++) - { - try - { - Library lib = Library( files[i].getDirectory() + "/" + files[i].getFileName()); - extensionsList.push_back(lib); - TUSCANY_IMPLEMENTATION_EXTENSION_INITIALIZE extension = - (TUSCANY_IMPLEMENTATION_EXTENSION_INITIALIZE)lib.getSymbol("tuscany_sca_extension_initialize"); - if (extension) - { - extension(); - } - } - catch (TuscanyRuntimeException& ex) - { - LOGERROR_3(0, "SCARuntime::loadExtensions failed to load extension library: %s: %s: %s", - files[i].getFileName().c_str(), ex.getEClassName(), ex.getMessageText()); - } - } - - LOGEXIT(1, "SCARuntime::loadExtensions"); - } - - - // ====================================== - // register an interfaceExtension - // ====================================== - void SCARuntime::registerInterfaceExtension(InterfaceExtension* extension) - { - LOGENTRY(1, "SCARuntime::registerInterfaceExtension"); - if (extension) - { - interfaceExtensions[extension->getExtensionTypeQName()] = extension; - } - LOGEXIT(1, "SCARuntime::registerInterfaceExtension"); - } - - // ====================================== - // find an InterfaceExtension - // ====================================== - InterfaceExtension* SCARuntime::getInterfaceExtension(const string& extensionTypeQName) - { - return interfaceExtensions[extensionTypeQName]; - } - - // ====================================== - // register an implementationExtension - // ====================================== - void SCARuntime::registerImplementationExtension(ImplementationExtension* extension) - { - LOGENTRY(1, "SCARuntime::registerImplementationExtension"); - if (extension) - { - implementationExtensions[extension->getExtensionTypeQName()] = extension; - } - LOGEXIT(1, "SCARuntime::registerImplementationExtension"); - } - - // ====================================== - // find an implementationExtension - // ====================================== - ImplementationExtension* SCARuntime::getImplementationExtension(const string& extensionTypeQName) - { - return implementationExtensions[extensionTypeQName]; - } - - // ====================================== - // register a referenceBindingExtension - // ====================================== - void SCARuntime::registerReferenceBindingExtension(ReferenceBindingExtension* extension) - { - LOGENTRY(1, "SCARuntime::registerReferenceBindingExtension"); - if (extension) - { - referenceBindingExtensions[extension->getExtensionTypeQName()] = extension; - } - LOGEXIT(1, "SCARuntime::registerReferenceBindingExtension"); - } - - // ====================================== - // find a referenceBindingExtension - // ====================================== - ReferenceBindingExtension* SCARuntime::getReferenceBindingExtension(const string& extensionTypeQName) - { - return referenceBindingExtensions[extensionTypeQName]; - } - - // ====================================== - // register a serviceBindingExtension - // ====================================== - void SCARuntime::registerServiceBindingExtension(ServiceBindingExtension* extension) - { - LOGENTRY(1, "SCARuntime::registerServiceBindingExtension"); - if (extension) - { - serviceBindingExtensions[extension->getExtensionTypeQName()] = extension; - } - LOGEXIT(1, "SCARuntime::registerServiceBindingExtension"); - } - - // ====================================== - // find a serviceBindingExtension - // ====================================== - ServiceBindingExtension* SCARuntime::getServiceBindingExtension(const string& extensionTypeQName) - { - return serviceBindingExtensions[extensionTypeQName]; - } - - - // =================================== - // Return the top of the runtime model - // =================================== - Composite* SCARuntime::getSystem() - { - if (!system) - { - system = new Composite("tuscany/sca/system", ""); - load(); - } - return system; - } - - - // =================================================== - // setCurrentComponent: push component for this thread - // =================================================== - void SCARuntime::setCurrentComponent(Component* component) - { - -#if defined(WIN32) || defined (_WINDOWS) - DWORD currentThreadId = GetCurrentThreadId(); -#else - pthread_t currentThreadId = pthread_self(); -#endif - COMPONENTS_MAP::iterator iter = components.find(currentThreadId); - if (iter == components.end()) - { - components[currentThreadId] = COMPONENT_STACK(); - iter = components.find(currentThreadId); - } - - COMPONENT_STACK& compStack = iter->second; - compStack.push(component); - } - - - // ==================================================== - // unsetCurrentComponent: pop component for this thread - // ==================================================== - Component* SCARuntime::unsetCurrentComponent() - { -#if defined(WIN32) || defined (_WINDOWS) - DWORD currentThreadId = GetCurrentThreadId(); -#else - pthread_t currentThreadId = pthread_self(); -#endif - - COMPONENTS_MAP::iterator iter = components.find(currentThreadId); - if (iter != components.end()) - { - COMPONENT_STACK& compStack = iter->second; - if (compStack.size() > 0) - { - Component* component = compStack.top(); - compStack.pop(); - return component; - } - } - - return 0; - } - - // ============================================================= - // getCurrentComponent: return current component for this thread - // ============================================================= - Component* SCARuntime::getCurrentComponent() - { -#if defined(WIN32) || defined (_WINDOWS) - DWORD currentThreadId = GetCurrentThreadId(); -#else - pthread_t currentThreadId = pthread_self(); -#endif - - COMPONENTS_MAP::iterator iter = components.find(currentThreadId); - if (iter == components.end()) - { - components[currentThreadId] = COMPONENT_STACK(); - iter = components.find(currentThreadId); - } - - COMPONENT_STACK& compStack = iter->second; - if (compStack.size() > 0) - { - return compStack.top(); - } - else - { - return 0; - } - - } - - // =========================================== - // getCurrentCompositeComponent: return the current composite component - // =========================================== - Component* SCARuntime::getDefaultComponent() - { - - // ---------------------- - // Get the default Component - // ---------------------- - if (!defaultComponent) - { - // ------------------------------------------- - // Get the default component name from the environment - // ------------------------------------------- - if (defaultComponentName == "") - { - const char* defComp = getenv(TUSCANY_SCACPP_COMPONENT); - if (!defComp) - { - defComp = getenv(TUSCANY_SCACPP_DEFAULT_COMPONENT); - } - if (!defComp) - { - string message = TUSCANY_SCACPP_COMPONENT; - message += " environment variable not set"; - throw SystemConfigurationException(message.c_str()); - } - defaultComponentName = defComp; - } - - defaultComponent = getSystem()->findComponent(defaultComponentName); - if (!defaultComponent) - { - string message = "Component \'" + defaultComponentName + "\' not found"; - throw SystemConfigurationException(message.c_str()); - } - } - return defaultComponent; - } - - } // End namespace sca -} // End namespace tuscany |