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File: [Pegasus] / pegasus / src / Pegasus / HandlerService / HandlerTable.cpp
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Revision: 1.32, Thu Aug 28 16:24:42 2008 UTC (15 years, 10 months ago) by thilo.boehm Branch: MAIN CVS Tags: TASK-PEP311_WSMan-root, TASK-PEP311_WSMan-branch Changes since 1.31: +3 -4 lines BUG#: 7854 TITLE: PEP# 316 - Replace PEG_TRACE_STRING with PEG_TRACE DESCRIPTION: Replace PEG_TRACE_STRING with PEG_TRACE |
//%2006//////////////////////////////////////////////////////////////////////// // // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. // Copyright (c) 2003 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation, The Open Group. // Copyright (c) 2004 BMC Software; Hewlett-Packard Development Company, L.P.; // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; VERITAS Software Corporation; The Open Group. // Copyright (c) 2006 Hewlett-Packard Development Company, L.P.; IBM Corp.; // EMC Corporation; Symantec Corporation; The Open Group. // // Permission is hereby granted, free of charge, to any person obtaining a copy // of this software and associated documentation files (the "Software"), to // deal in the Software without restriction, including without limitation the // rights to use, copy, modify, merge, publish, distribute, sublicense, and/or // sell copies of the Software, and to permit persons to whom the Software is // furnished to do so, subject to the following conditions: // // THE ABOVE COPYRIGHT NOTICE AND THIS PERMISSION NOTICE SHALL BE INCLUDED IN // ALL COPIES OR SUBSTANTIAL PORTIONS OF THE SOFTWARE. THE SOFTWARE IS PROVIDED // "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT // LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR // PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT // HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN // ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION // WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE. // //============================================================================== // //%///////////////////////////////////////////////////////////////////////////// #include <Pegasus/Common/Config.h> #include <cstdlib> #include <Pegasus/Common/FileSystem.h> #include <Pegasus/Common/Tracer.h> #include "HandlerTable.h" PEGASUS_USING_STD; PEGASUS_NAMESPACE_BEGIN HandlerTable::HandlerTable() { } CIMHandler* HandlerTable::getHandler( const String& handlerId, CIMRepository* repository) { CIMHandler* handler; { ReadLock lock(_handlerTableLock); handler = _lookupHandler(handlerId); if (handler) { return handler; } } { WriteLock lock(_handlerTableLock); handler = _lookupHandler(handlerId); // Note: Lock handler table until handler initialize is done. // This is ok for handler since the initialization is simple. if (!handler) { handler = _loadHandler(handlerId); handler->initialize(repository); } return handler; } } CIMHandler* HandlerTable::_lookupHandler(const String& handlerId) { for (Uint32 i = 0, n = _handlers.size(); i < n; i++) if (String::equal(_handlers[i].handlerId, handlerId)) return _handlers[i].handler; return 0; } typedef CIMHandler* (*CreateHandlerFunc)(const String&); CIMHandler* HandlerTable::_loadHandler(const String& handlerId) { #if defined (PEGASUS_OS_VMS) String provDir = ConfigManager::getInstance()->getCurrentValue("providerDir"); String fileName = ConfigManager::getHomedPath(provDir) + "/" + FileSystem::buildLibraryFileName(handlerId); #else String fileName = ConfigManager::getHomedPath((PEGASUS_DEST_LIB_DIR) + String("/") + FileSystem::buildLibraryFileName(handlerId)); #endif HandlerEntry entry(handlerId, fileName); if (!entry.handlerLibrary.load()) { #if defined(PEGASUS_OS_TYPE_WINDOWS) throw DynamicLoadFailed(fileName); #else throw DynamicLoadFailed(entry.handlerLibrary.getLoadErrorMessage()); #endif } // Lookup the create handler symbol: CreateHandlerFunc func = (CreateHandlerFunc) entry.handlerLibrary.getSymbol("PegasusCreateHandler"); if (!func) { throw DynamicLookupFailed("PegasusCreateHandler"); } // Create the handler: entry.handler = func(handlerId); // // ATTN: to support dynamically pluggable handlers, the entry.handler // returned from the PegasusCreateHandler_<handlerId> function would // need to be validated to be non-null // PEGASUS_ASSERT(entry.handler); _handlers.append(entry); return entry.handler; } HandlerTable::~HandlerTable() { for (Uint32 i = 0; i < _handlers.size(); i++) { // // Call handler's terminate() method // try { _handlers[i].handler->terminate(); } catch (...) { PEG_TRACE((TRC_DISCARDED_DATA, Tracer::LEVEL2, "Unknown error caught from %s terminate() method", (const char*)_handlers[i].handlerId.getCString())); PEGASUS_ASSERT(0); } delete _handlers[i].handler; } } PEGASUS_NAMESPACE_END
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