|
version 1.15, 2005/12/21 06:23:18
|
version 1.19, 2006/11/14 18:34:56
|
|
|
|
| //%2005//////////////////////////////////////////////////////////////////////// |
//%2006//////////////////////////////////////////////////////////////////////// |
| // | // |
| // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development | // Copyright (c) 2000, 2001, 2002 BMC Software; Hewlett-Packard Development |
| // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. | // Company, L.P.; IBM Corp.; The Open Group; Tivoli Systems. |
|
|
|
| // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. | // IBM Corp.; EMC Corporation; VERITAS Software Corporation; The Open Group. |
| // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; | // Copyright (c) 2005 Hewlett-Packard Development Company, L.P.; IBM Corp.; |
| // EMC Corporation; VERITAS Software Corporation; The Open Group. | // 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 | // Permission is hereby granted, free of charge, to any person obtaining a copy |
| // of this software and associated documentation files (the "Software"), to | // of this software and associated documentation files (the "Software"), to |
|
|
|
| // | // |
| //============================================================================== | //============================================================================== |
| // | // |
| // Author: Chip Vincent (cvincent@us.ibm.com) |
|
| // |
|
| // Modified By: |
|
| // Nag Boranna, Hewlett-Packard Company (nagaraja_boranna@hp.com) |
|
| // Yi Zhou, Hewlett-Packard Company (yi_zhou@hp.com) |
|
| // Mike Day, IBM (mdday@us.ibm.com) |
|
| // Adrian Schuur, IBM (schuur@de.ibm.com) |
|
| // Josephine Eskaline Joyce (jojustin@in.ibm.com) for PEP#101 |
|
| // Sean Keenan, Hewlett-Packard Company <sean.keenan@hp.com> |
|
| // Roger Kumpf, Hewlett-Packard Company <roger_kumpf@hp.com> |
|
| // Aruran, IBM (ashanmug@in.ibm.com) for Bug#4585 |
|
| // |
|
| //%///////////////////////////////////////////////////////////////////////////// | //%///////////////////////////////////////////////////////////////////////////// |
| | |
| #include "ProviderModule.h" | #include "ProviderModule.h" |
|
|
|
| PEGASUS_NAMESPACE_BEGIN | PEGASUS_NAMESPACE_BEGIN |
| | |
| ProviderModule::ProviderModule(const String& fileName) | ProviderModule::ProviderModule(const String& fileName) |
| : _fileName(fileName), |
: _library(fileName) |
| _refCount(0), |
|
| _library(0) |
|
| { | { |
| } | } |
| | |
| ProviderModule::~ProviderModule() | ProviderModule::~ProviderModule() |
| { | { |
| if (_library != 0) |
|
| { |
|
| System::unloadDynamicLibrary(_library); |
|
| _library = 0; |
|
| _refCount = 0; |
|
| } |
|
| } | } |
| | |
| CIMProvider* ProviderModule::load(const String& providerName) | CIMProvider* ProviderModule::load(const String& providerName) |
| { | { |
| CIMProvider* provider = 0; |
|
| |
|
| // dynamically load the provider library | // dynamically load the provider library |
| if (_library == 0) |
if (!_library.load()) |
| { |
|
| _library = |
|
| System::loadDynamicLibrary((const char *)_fileName.getCString()); |
|
| |
|
| if (_library == 0) |
|
| { | { |
| // ATTN: does unload() need to be called? |
|
| throw Exception(MessageLoaderParms( | throw Exception(MessageLoaderParms( |
| "ProviderManager.ProviderModule.CANNOT_LOAD_LIBRARY", | "ProviderManager.ProviderModule.CANNOT_LOAD_LIBRARY", |
| "ProviderLoadFailure ($0:$1):Cannot load library, error: $2", | "ProviderLoadFailure ($0:$1):Cannot load library, error: $2", |
| _fileName, |
_library.getFileName(), |
| providerName, | providerName, |
| System::dynamicLoadError())); |
_library.getLoadErrorMessage())); |
| } |
|
| } | } |
| | |
| // find library entry point | // find library entry point |
| CIMProvider * (*createProvider)(const String &) = 0; |
CIMProvider * (*createProvider)(const String&) = |
| |
(CIMProvider* (*)(const String&)) |
| createProvider = (CIMProvider* (*)(const String&))System::loadDynamicSymbol( |
_library.getSymbol("PegasusCreateProvider"); |
| _library, "PegasusCreateProvider"); |
|
| | |
| if (createProvider == 0) | if (createProvider == 0) |
| { | { |
| |
_library.unload(); |
| throw Exception(MessageLoaderParms( | throw Exception(MessageLoaderParms( |
| "ProviderManager.ProviderModule.ENTRY_POINT_NOT_FOUND", | "ProviderManager.ProviderModule.ENTRY_POINT_NOT_FOUND", |
| "ProviderLoadFailure ($0:$1):entry point not found.", | "ProviderLoadFailure ($0:$1):entry point not found.", |
| _fileName, |
_library.getFileName(), |
| providerName)); | providerName)); |
| } | } |
| | |
| // invoke the provider entry point | // invoke the provider entry point |
| #ifndef PEGASUS_OS_OS400 | #ifndef PEGASUS_OS_OS400 |
| provider = createProvider(providerName); |
CIMProvider* provider = createProvider(providerName); |
| #else | #else |
| // On OS/400, need to call a layer of code that does platform-specific | // On OS/400, need to call a layer of code that does platform-specific |
| // checks before calling the provider | // checks before calling the provider |
| provider = OS400_CreateProvider( |
CIMProvider* provider = OS400_CreateProvider( |
| providerName.getCString(), createProvider, _fileName); | providerName.getCString(), createProvider, _fileName); |
| #endif | #endif |
| | |
| // test for the appropriate interface | // test for the appropriate interface |
| if(dynamic_cast<CIMProvider *>(provider) == 0) | if(dynamic_cast<CIMProvider *>(provider) == 0) |
| { | { |
| |
_library.unload(); |
| throw Exception(MessageLoaderParms( | throw Exception(MessageLoaderParms( |
| "ProviderManager.ProviderModule.PROVIDER_IS_NOT_A", | "ProviderManager.ProviderModule.PROVIDER_IS_NOT_A", |
| "ProviderLoadFailure ($0:$1):provider is not a CIMProvider.", | "ProviderLoadFailure ($0:$1):provider is not a CIMProvider.", |
| _fileName, |
_library.getFileName(), |
| providerName)); | providerName)); |
| } | } |
| _refCount++; |
|
| return(provider); |
return provider; |
| } | } |
| | |
| void ProviderModule::unloadModule() | void ProviderModule::unloadModule() |
| { | { |
| if (_refCount.decAndTestIfZero()) |
_library.unload(); |
| { |
|
| if (_library != 0) |
|
| { |
|
| System::unloadDynamicLibrary(_library); |
|
| _library = 0; |
|
| } |
|
| } |
|
| } | } |
| | |
| PEGASUS_NAMESPACE_END | PEGASUS_NAMESPACE_END |
Return to
ProviderModule.cpp
CVS log
Up to [Pegasus] / pegasus / src / Pegasus / ProviderManager2 / Default