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author | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-16 06:37:38 +0000 |
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committer | jsdelfino <jsdelfino@13f79535-47bb-0310-9956-ffa450edef68> | 2009-11-16 06:37:38 +0000 |
commit | d36c8e323a6f8df998edd185de8972dc5e6f87f0 (patch) | |
tree | 2a402b87f045e8066fcf7743e8654728977f6a8a /sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp | |
parent | 034ecc7803559acdda5dd6c54ecc081665b19f61 (diff) |
Cleaning up SVN structure, moving tag under sca-cpp/tags.
git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@880619 13f79535-47bb-0310-9956-ffa450edef68
Diffstat (limited to 'sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp')
-rw-r--r-- | sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp | 121 |
1 files changed, 121 insertions, 0 deletions
diff --git a/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp new file mode 100644 index 0000000000..ef2f2744eb --- /dev/null +++ b/sca-cpp/tags/cpp-sca-20060405/runtime/core/src/tuscany/sca/core/ServiceProxy.cpp @@ -0,0 +1,121 @@ +/* + * + * 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 $ */ + +#include "tuscany/sca/core/ServiceProxy.h" + +#include "tuscany/sca/util/Logging.h" +#include "tuscany/sca/util/Exceptions.h" +#include "tuscany/sca/core/SCARuntime.h" +#include "tuscany/sca/model/CPPImplementation.h" + +using namespace osoa::sca; + +namespace tuscany +{ + namespace sca + { + // ============================ + // Constructor: Create a proxy + // ============================ + ServiceProxy::ServiceProxy(Component* component, const string& name, ServiceWrapper* target) + { + LOGENTRY(1,"ServiceProxy::constructor"); + string msg; + + // ---------------------- + // Get the implementation + // ---------------------- + Implementation* impl = component->getImplementation(); + if (!impl) + { + msg = "Component " + component->getName() + " has no implementation defined"; + throw ServiceNotFoundException(msg.c_str()); + } + + // TODO: This only handle CPP implementation for now + if (impl->getImplementationType() == Implementation::CPP) + { + // ---------------------------------------------------- + // Get implementation dll name and service factory name + // ---------------------------------------------------- + string dllName = ((CPPImplementation*)impl)->getDll(); + string headerStub = ((CPPImplementation*)impl)->getHeaderStub(); + + string fullDllName = component->getModule()->getRoot() + "/" + dllName; + string proxyFactoryName = headerStub + "_" + name + "_Proxy_Factory"; + string proxyDestructorName = headerStub + "_" + name + "_Proxy_Destructor"; + typedef void* (* PROXYFACTORY) (ServiceWrapper*); + + // ------------ + // Load the dll + // ------------ + proxyLibrary = Library(fullDllName); + + // ------------------------- + // Locate the factory method + // ------------------------- + PROXYFACTORY proxyFactory = (PROXYFACTORY)proxyLibrary.getSymbol(proxyFactoryName); + if (!proxyFactory) + { + LOGERROR_2(1, "ComponentContextImpl::getServiceProxy: Unable to locate %s in library %s", + proxyFactoryName.c_str(), fullDllName.c_str()); + msg = "Unable to locate " + proxyFactoryName + " in library " + fullDllName; + throw ServiceNotFoundException(msg.c_str()); + } + + // ----------------------------------- + // Now create an instance of the proxy + // ----------------------------------- + proxy = proxyFactory(target); + if (!proxy) + { + LOGERROR_2(1, "ComponentContextImpl::getServiceProxy: Factory method %s in library %s returned null", + proxyFactoryName.c_str(), fullDllName.c_str()); + msg = "Factory method " + proxyFactoryName + " in library " + fullDllName + " returned null"; + throw ServiceNotFoundException(msg.c_str()); + } + + // ------------------------- + // Get the destructor method + // ------------------------- + destructor = (PROXYDESTRUCTOR)proxyLibrary.getSymbol(proxyDestructorName); + } + + LOGEXIT(1,"ServiceProxy::constructor"); + + } + + // ========== + // Destructor + // ========== + ServiceProxy::~ServiceProxy() + { + LOGENTRY(1,"ServiceProxy::destructor"); + + // Delete the proxy + if (destructor) + { + destructor(proxy); + } + LOGEXIT(1,"ServiceProxy::destructor"); + } + + + } // End namespace sca +} // End namespace tuscany |