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File: [Pegasus] / pegasus / src / Pegasus / HandlerService / HandlerTable.cpp
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Revision: 1.27, Wed Aug 16 22:05:53 2006 UTC (17 years, 10 months ago) by carolann.graves Branch: MAIN CVS Tags: TASK-TASK-BUG4011_WinLocalConnect-branch-New-root, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_out_to_branch, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_out_from_trunk, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_in_to_trunk, TASK-TASK-BUG4011_WinLocalConnect-branch-New-merged_in_from_branch, TASK-TASK-BUG4011_WinLocalConnect-branch-New-branch, TASK-PEP268_SSLClientCertificatePropagation-root, TASK-PEP268_SSLClientCertificatePropagation-merged_out_to_branch, TASK-PEP268_SSLClientCertificatePropagation-merged_out_from_trunk, TASK-PEP268_SSLClientCertificatePropagation-merged_in_to_trunk, TASK-PEP268_SSLClientCertificatePropagation-merged_in_from_branch, TASK-PEP268_SSLClientCertificatePropagation-branch, TASK-PEP267_SLPReregistrationSupport-root, TASK-PEP267_SLPReregistrationSupport-merging_out_to_branch, TASK-PEP267_SLPReregistrationSupport-merging_out_from_trunk, TASK-PEP267_SLPReregistrationSupport-merged_out_to_branch, TASK-PEP267_SLPReregistrationSupport-merged_out_from_trunk, TASK-PEP267_SLPReregistrationSupport-merged_in_to_trunk, TASK-PEP267_SLPReregistrationSupport-merged_in_from_branch, TASK-PEP267_SLPReregistrationSupport-branch, TASK-Bugs5690_3913_RemoteCMPI-root, TASK-Bugs5690_3913_RemoteCMPI-merged_out_to_branch, TASK-Bugs5690_3913_RemoteCMPI-merged_out_from_trunk, TASK-Bugs5690_3913_RemoteCMPI-merged_in_to_trunk, TASK-Bugs5690_3913_RemoteCMPI-merged_in_from_branch, TASK-Bugs5690_3913_RemoteCMPI-branch, TASK-Bug2021_RemoteCMPIonWindows-root, TASK-Bug2021_RemoteCMPIonWindows-merged_out_to_branch, TASK-Bug2021_RemoteCMPIonWindows-merged_out_from_trunk, TASK-Bug2021_RemoteCMPIonWindows-merged_in_to_trunk, TASK-Bug2021_RemoteCMPIonWindows-merged_in_from_branch, TASK-Bug2021_RemoteCMPIonWindows-branch, TASK-Bug2021_RCMPIonWindows-root, TASK-Bug2021_RCMPIonWindows-merged_out_to_branch, TASK-Bug2021_RCMPIonWindows-merged_out_from_trunk, TASK-Bug2021_RCMPIonWindows-merged_in_to_trunk, TASK-Bug2021_RCMPIonWindows-merged_in_from_branch, TASK-Bug2021_RCMPIonWindows-branch, TASK-BUG4011_WinLocalConnect-branch-New, RELEASE_2_6_0-FC Changes since 1.26: +6 -6 lines BUG#: 5376 TITLE: HandlerTable _loadHandler method should assert instead of throwing Exception DESCRIPTION: Modified _loadHandler to assert instead of throwing Exception. |
//%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. // //============================================================================== // // Author: Nitin Upasani, Hewlett-Packard Company (Nitin_Upasani@hp.com) // // Modified By: Sushma Fernandes, // Hewlett-Packard Company (sushma_fernandes@hp.com) // Yi Zhou Hewlett-Packard Company (yi_zhou@hp.com) // Sean Keenan (sean.keenan@hp.com) // Josephine Eskaline Joyce, IBM (jojustin@in.ibm.com) for PEP # 101 // Vageesh Umesh, IBM (vagumesh@in.ibm.com) for BUG#2543 // Carol Ann Krug Graves, Hewlett-Packard Company // (carolann_graves@hp.com) // //%///////////////////////////////////////////////////////////////////////////// #include <Pegasus/Common/Config.h> #include <cstdlib> //#include <dlfcn.h> #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) + ".exe"; #elif defined(PEGASUS_OS_OS400) Uint32 lastSlash = handlerId.reverseFind('/'); if (lastSlash == PEG_NOT_FOUND) throw DynamicLoadFailed(handlerId); String fileName = handlerId.subString(0, lastSlash); String os400HandlerId = handlerId.subString(lastSlash + 1); #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 (...) { PEGASUS_ASSERT(0); PEG_TRACE_STRING(TRC_DISCARDED_DATA, Tracer::LEVEL3, "Unknown error caught from " + _handlers[i].handlerId + " terminate() method"); } delete _handlers[i].handler; } } PEGASUS_NAMESPACE_END
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