예제 #1
0
void test03()
{
    //
    // Define query:
    //
    
    const char TEXT[] = 
	"SELECT *\n"
	"FROM AnotherClass\n";

    //
    //  Will test WQLParser::parse(const String&, WQLSelectStatement&)
    //  and WQLParser::parse(const char*, WQLSelectStatement&) forms
    //
    String text (TEXT);
    if (verbose)
    {
        cout << text << endl;
    }

    // 
    // Parse the text:
    //

    WQLSelectStatement statement;

    try
    {
	WQLParser::parse(text, statement);
        if (verbose)
        {
	    statement.print();
        }

        //
        //  Test WQLSelectStatement functions
        //
        assert (statement.getClassName().equal ("AnotherClass"));
        assert (statement.getAllProperties());
        CIMPropertyList propList = statement.getSelectPropertyList();
        assert (propList.isNull());
        assert (!statement.hasWhereClause());
        assert (statement.getWherePropertyNameCount() == 0);
        CIMPropertyList wherePropList = statement.getWherePropertyList();
        assert (!wherePropList.isNull());
        assert (wherePropList.size() == 0);
    }
    catch (Exception& e)
    {
	cerr << "Exception: " << e.getMessage() << endl;
	exit(1);
    }
}
예제 #2
0
void IndicationFormatter::validateTextFormatParameters (
    const CIMPropertyList & propertyList,
    const CIMClass & indicationClass,
    const Array<String> & textFormatParams)
{
    PEG_METHOD_ENTER (TRC_IND_FORMATTER,
	"IndicationFormatter::validateTextFormatParameters");

    Array <String> indicationClassProperties;
    String exceptionStr;

    // All the properties are selected
    if (propertyList.isNull ())
    {
       for (Uint32 i = 0; i < indicationClass.getPropertyCount (); i++)
       {
	   indicationClassProperties.append(
	       indicationClass.getProperty (i).getName ().getString());
       }
    }
    // partial properties are selected
    else
    {
        Array<CIMName> propertyNames = propertyList.getPropertyNameArray();

	for (Uint32 j = 0; j < propertyNames.size(); j++)
	{
	    indicationClassProperties.append(propertyNames[j].getString());
	}
    }

    // check if the textFormatParams is contained in the
    // indicationClassProperties
    for (Uint32 k = 0; k < textFormatParams.size(); k++)
    {
        if (!Contains(indicationClassProperties, textFormatParams[k]))
	{
	    // The property name in TextFormatParameters is not
	    // included in the select clause of the associated filter query
	    MessageLoaderParms parms(
	    "IndicationFormatter.IndicationFormatter._MSG_MISS_MATCHED_PROPERTY_NAME",
	    "The property name $0 in $1 does not match the properties in the select clause",
	    textFormatParams[k],
	    _PROPERTY_TEXTFORMATPARAMETERS.getString());

	    exceptionStr.append(MessageLoader::getMessage(parms));

	    PEG_METHOD_EXIT();
	    throw PEGASUS_CIM_EXCEPTION (
		CIM_ERR_INVALID_PARAMETER, exceptionStr);
	}
    }

    PEG_METHOD_EXIT();
}
예제 #3
0
void PG_TestPropertyTypes::modifyInstance(
    const OperationContext& context,
    const CIMObjectPath& instanceReference,
    const CIMInstance& instanceObject,
    const Boolean includeQualifiers,
    const CIMPropertyList& propertyList,
    ResponseHandler& handler)
{
    // This provider only allows partial instance modification for the
    // PropertyUint8 property.
    if (!(propertyList.isNull() ||
          ((propertyList.size() == 1) &&
           (propertyList[0].equal("PropertyUint8")))))
    {
        throw CIMException(CIM_ERR_NOT_SUPPORTED);
    }

    // synchronously get references
    Array<CIMObjectPath> references =
        _enumerateInstanceNames(context, instanceReference);

    // ensure the Namespace is valid
    if (!instanceReference.getNameSpace().equal("test/static"))
    {
        throw CIMException(CIM_ERR_INVALID_NAMESPACE);
    }

    // ensure the class existing in the specified namespace
    if (!instanceReference.getClassName().equal("PG_TestPropertyTypes"))
    {
        throw CIMException(CIM_ERR_INVALID_CLASS);
    }

    // ensure the property values are valid
    _testPropertyTypesValue(instanceObject);

    // ensure the request object exists
    Uint32 index = findObjectPath(references, instanceReference);
    if (index == PEG_NOT_FOUND)
    {
        throw CIMException(CIM_ERR_NOT_FOUND);
    }

    // begin processing the request
    handler.processing();

    // We do nothing here since we like to have static result
    // complete processing the request
    handler.complete();
}
예제 #4
0
void _printPropertyList(CIMPropertyList& propList)
{
    if (propList.isNull())
    {
        cout << "-----all properties required" << endl;
    }
    else if (propList.size() == 0)
    {
        cout << "-----no properties required" << endl;
    }
    else
    {
        for (Uint32 n = 0; n < propList.size(); n++)
        {
            cout << "-----Required property " << propList[n].getString() << endl;
        }
    }
}
예제 #5
0
// KS Mar 05 - The following removal functions are very inefficient and should
// be optimized to avoid the multiple memory moves.  Actually, the remove
// qualifiers should be added as a function and optimized that once.
void CIMInstanceRep::filter(
    Boolean includeQualifiers,
    Boolean includeClassOrigin,
    const CIMPropertyList& propertyList)
{
    // Filter any qualifiers from this instance.
    if (!includeQualifiers && _qualifiers.getCount() > 0)
    {
        while (_qualifiers.getCount())
        {
            _qualifiers.removeQualifier(0);
        }
    }

    // For each property, remove if not in propertylist
    for (Uint32 i = 0 ; i < _properties.size(); i++)
    {
        CIMConstProperty p = getProperty(i);
        CIMName name = p.getName();
        Array<CIMName> pl = propertyList.getPropertyNameArray();
        if (propertyList.isNull() || Contains(pl, name))
        {
            // test ClassOrigin and possibly remove
            if (!includeClassOrigin)
            {
                _properties[i].setClassOrigin(CIMName());
            }
            // remove qualifiers if required.
            if (!includeQualifiers && _properties[i].getQualifierCount() > 0)
            {
                while (_properties[i].getQualifierCount() > 0)
                {
                    _properties[i].removeQualifier(0);
                }
            }
        }
        else
        {
            _properties.remove(i--);
        }
    }
    return;
}
PEGASUS_NAMESPACE_BEGIN

void SCMOInternalXmlEncoder::_putXMLInstance(
    CIMBuffer& out,
    const SCMOInstance& ci,
    const CIMPropertyList& propertyList )
{

    if (ci.isUninitialized())
    {
        out.putUint32(0);
        out.putUint32(0);
        out.putString(String());
        out.putNamespaceName(CIMNamespaceName());
    }
    else
    {
        Buffer buf(4096);

        // Serialize instance as XML.
        if (propertyList.isNull())
        {
            Array<Uint32> emptyNodes;
            SCMOXmlWriter::appendInstanceElement(
                buf,
                ci,
                false,
                emptyNodes);
        }
        else
        {
            Array<propertyFilterNodesArray_t> propFilterNodesArrays;
            // This searches for an already created array of nodes,
            // if not found, creates it inside propFilterNodesArrays
            const Array<Uint32> & nodes=
                SCMOXmlWriter::getFilteredNodesArray(
                    propFilterNodesArrays,
                    ci,
                    propertyList);
            SCMOXmlWriter::appendInstanceElement(
                buf,
                ci,
                true,
                nodes);
        }
        buf.append('\0');

        out.putUint32(buf.size());
        out.putBytes(buf.getData(), buf.size());
        buf.clear();

        if (0 == ci.getClassName())
        {
            out.putUint32(0);
            out.putString(String());
            out.putNamespaceName(CIMNamespaceName());
        }
        else
        {
            // Serialize object path as XML.
            SCMOXmlWriter::appendValueReferenceElement(buf, ci);
            buf.append('\0');

            out.putUint32(buf.size());
            out.putBytes(buf.getData(), buf.size());

            // Write hostname and namespace in UTF-16 format
            Uint32 len=0;
            const char* hn = ci.getHostName_l(len);
            out.putUTF8AsString(hn, len);
            const char * ns = ci.getNameSpace_l(len);
            out.putUTF8AsString(ns, len);
        }
    }
}
예제 #7
0
void test01()
{
    //
    // Create a property source (a place for the evaluate to get the
    // values of properties from):
    //

    WQLSimplePropertySource source;
    assert(source.addValue("x", WQLOperand(10, WQL_INTEGER_VALUE_TAG)));
    assert(source.addValue("y", WQLOperand(20, WQL_INTEGER_VALUE_TAG)));
    assert(source.addValue("z", WQLOperand(1.5, WQL_DOUBLE_VALUE_TAG)));

    //
    // Define query:
    //
    
    const char TEXT[] = 
	"SELECT x,y,z\n"
	"FROM MyClass\n"
	"WHERE x > 5 AND y < 25 AND z > 1.2";

    //
    //  Will test WQLParser::parse(const Array<Sint8>&, WQLSelectStatement&)
    //  and WQLParser::parse(const char*, WQLSelectStatement&) forms
    //
    Array<char> text;
    text.append(TEXT, sizeof(TEXT));
    if (verbose)
    {
        cout << text.getData() << endl;
    }

    // 
    // Parse the text:
    //

    WQLSelectStatement statement;

    try
    {
	WQLParser::parse(text, statement);
        if (verbose)
        {
	    statement.print();
        }

        //
        //  Test WQLSelectStatement functions
        //
        assert (statement.getClassName().equal ("MyClass"));
        assert (!statement.getAllProperties());
        assert (statement.getSelectPropertyNameCount() == 3);
        CIMName propName = statement.getSelectPropertyName (0);
        assert ((propName.equal ("x")) || (propName.equal ("y")) || 
                (propName.equal ("z")));
        CIMPropertyList propList = statement.getSelectPropertyList();
        assert (!propList.isNull());
        assert (propList.size() == 3);
        assert ((propList[0].equal ("x")) || (propList[0].equal ("y")) || 
                (propList[0].equal ("z")));
        assert (statement.hasWhereClause());
        assert (statement.getWherePropertyNameCount() == 3);
        CIMName wherePropName = statement.getWherePropertyName (0);
        assert ((wherePropName.equal ("x")) || (wherePropName.equal ("y")) || 
                (wherePropName.equal ("z")));
        CIMPropertyList wherePropList = statement.getWherePropertyList();
        assert (!wherePropList.isNull());
        assert (wherePropList.size() == 3);
        assert ((wherePropList[0].equal ("x")) || 
                (wherePropList[0].equal ("y")) || 
                (wherePropList[0].equal ("z")));
        assert (statement.evaluateWhereClause(&source));
    }
    catch (Exception& e)
    {
	cerr << "Exception: " << e.getMessage() << endl;
	exit(1);
    }
}
예제 #8
0
void test02()
{
    //
    // Create a property source (a place for the evaluate to get the
    // values of properties from):
    //

    WQLSimplePropertySource source;
    assert(source.addValue("a", WQLOperand(5, WQL_INTEGER_VALUE_TAG)));
    assert(source.addValue("b", WQLOperand(25, WQL_INTEGER_VALUE_TAG)));
    assert(source.addValue("c", WQLOperand(0.9, WQL_DOUBLE_VALUE_TAG)));
    assert(source.addValue("d", WQLOperand("Test", WQL_STRING_VALUE_TAG)));

    //
    // Define query:
    //
    
    const char TEXT[] = 
	"SELECT a,c,d\n"
	"FROM YourClass\n"
	"WHERE a > 5 AND b < 25 AND c > 1.2 AND d = \"Pass\"";

    //
    //  Will test WQLParser::parse(const String&, WQLSelectStatement&)
    //  and WQLParser::parse(const char*, WQLSelectStatement&) forms
    //
    String text (TEXT);
    if (verbose)
    {
        cout << text << endl;
    }

    // 
    // Parse the text:
    //

    WQLSelectStatement statement;

    try
    {
	WQLParser::parse(text, statement);
        if (verbose)
        {
	    statement.print();
        }

        //
        //  Test WQLSelectStatement functions
        //
        assert (statement.getClassName().equal ("YourClass"));
        assert (!statement.getAllProperties());
        assert (statement.getSelectPropertyNameCount() == 3);
        CIMName propName = statement.getSelectPropertyName (2);
        assert ((propName.equal ("a")) || (propName.equal ("c")) || 
                (propName.equal ("d")));
        CIMPropertyList propList = statement.getSelectPropertyList();
        assert (!propList.isNull());
        assert (propList.size() == 3);
        assert ((propList[2].equal ("a")) || (propList[2].equal ("c")) || 
                (propList[2].equal ("d")));
        assert (statement.hasWhereClause());
        assert (statement.getWherePropertyNameCount() == 4);
        CIMName wherePropName = statement.getWherePropertyName (3);
        assert ((wherePropName.equal ("a")) || (wherePropName.equal ("b")) || 
                (wherePropName.equal ("c")) || (wherePropName.equal ("d")));
        CIMPropertyList wherePropList = statement.getWherePropertyList();
        assert (!wherePropList.isNull());
        assert (wherePropList.size() == 4);
        assert ((wherePropList[3].equal ("a")) || 
                (wherePropList[3].equal ("b")) || 
                (wherePropList[3].equal ("c")) || 
                (wherePropList[3].equal ("d")));
        assert (!statement.evaluateWhereClause(&source));
    }
    catch (Exception& e)
    {
	cerr << "Exception: " << e.getMessage() << endl;
	exit(1);
    }
}
예제 #9
0
void ConfigSettingProvider::_modifyInstance(
    const OperationContext & context,
    const CIMObjectPath & instanceReference,
    const CIMInstance& modifiedIns,
    const CIMPropertyList& propertyList,
    Uint32 timeoutSeconds)
    {
        PEG_METHOD_ENTER(TRC_CONFIG,
            "ConfigSettingProvider::_modifyInstance()");

        //
        // get userName
        //
        String userName;
        try
        {
            IdentityContainer container = context.get(IdentityContainer::NAME);
            userName = container.getUserName();
        }
        catch (...)
        {
            userName = String::EMPTY;
        }

        //
        // verify user authorizations
        // z/OS: authorization check is done in CIMOpReqAuth already
        //
#ifndef PEGASUS_OS_ZOS
        if (userName != String::EMPTY)
        {
            _verifyAuthorization(userName);
        }
#endif
        // NOTE: Qualifiers are not processed by this provider, so the
        // IncludeQualifiers flag is ignored.

        //
        // check if the class name requested is PG_ConfigSetting
        //
        if (!instanceReference.getClassName().equal (PG_CONFIG_SETTING))
        {
            PEG_METHOD_EXIT();
            throw PEGASUS_CIM_EXCEPTION(CIM_ERR_NOT_SUPPORTED,
                instanceReference.getClassName().getString());
        }

        //
        // validate key bindings
        //
        Array<CIMKeyBinding> kbArray = instanceReference.getKeyBindings();
        if ( (kbArray.size() != 1) ||
             (!kbArray[0].getName().equal (PROPERTY_NAME)))
        {
            PEG_METHOD_EXIT();
            throw PEGASUS_CIM_EXCEPTION_L(
                CIM_ERR_INVALID_PARAMETER,
                MessageLoaderParms(
                    "ControlProviders.ConfigSettingProvider."
                        "ConfigSettingProvider."
                        "INVALID_INSTANCE_NAME",
                    "Invalid instance name"));

        }

        String configPropertyName = kbArray[0].getValue();

        // Modification of the entire instance is not supported by this provider
        if (propertyList.isNull())
        {
            PEG_METHOD_EXIT();
            //l10n
            //throw PEGASUS_CIM_EXCEPTION(CIM_ERR_NOT_SUPPORTED,
            //"Modification of entire instance");
            throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED,
                  MessageLoaderParms(
                      "ControlProviders.ConfigSettingProvider."
                          "ConfigSettingProvider."
                          "MODIFICATION_OF_ENTIRE_INSTANCE",
                     "Modification of entire instance"));
        }

        Boolean currentValueModified = false;
        Boolean plannedValueModified = false;

        for (Uint32 i = 0; i < propertyList.size(); ++i)
        {
            CIMName propertyName = propertyList[i];
            if (propertyName.equal (CURRENT_VALUE))
            {
                currentValueModified = true;
            }
            else if (propertyName.equal (PLANNED_VALUE))
            {
                plannedValueModified = true;
            }
            else
            {
                PEG_METHOD_EXIT();

                throw PEGASUS_CIM_EXCEPTION_L(CIM_ERR_NOT_SUPPORTED,
                    MessageLoaderParms(
                        "ControlProviders.ConfigSettingProvider."
                            "ConfigSettingProvider."
                            "MODIFICATION_NOT_SUPPORTED",
                        "Modification of property \"$0\"",
                        propertyName.getString()));
            }
        }

        String preValue;
        String currentValue;
        String plannedValue;
        Boolean currentValueIsNull = false;
        Boolean plannedValueIsNull = false;

        //
        // Get the current value from the instance
        //
        Uint32 pos = modifiedIns.findProperty(CURRENT_VALUE);
        if (pos == PEG_NOT_FOUND)
        {
            currentValueIsNull = true;
        }
        else
        {
            CIMConstProperty prop = modifiedIns.getProperty(pos);
            try
            {
                prop.getValue().get(currentValue);
            }
            catch (Exception& e)
            {
                PEG_METHOD_EXIT();
                throw PEGASUS_CIM_EXCEPTION(CIM_ERR_FAILED, e.getMessage());
            }
        }

        //
        // Get the planned value from the instance
        //
        pos = modifiedIns.findProperty(PLANNED_VALUE);
        if (pos == PEG_NOT_FOUND)
        {
            plannedValueIsNull = true;
        }
        else
        {
            CIMConstProperty prop = modifiedIns.getProperty(pos);
            try
            {
                prop.getValue().get(plannedValue);
            }
            catch (Exception& e)
            {
                PEG_METHOD_EXIT();
                throw PEGASUS_CIM_EXCEPTION(CIM_ERR_FAILED, e.getMessage());
            }
        }

        try
        {
            //
            // Update the current value, if requested
            //
            if (currentValueModified)
            {
                preValue = _configManager->getCurrentValue(configPropertyName);

                if ( !_configManager->updateCurrentValue(
                    configPropertyName,
                    currentValue,
                    userName,
                    timeoutSeconds,
                    currentValueIsNull))
                {
                    PEG_METHOD_EXIT();

                    throw PEGASUS_CIM_EXCEPTION_L(
                        CIM_ERR_FAILED,
                        MessageLoaderParms(
                            "ControlProviders.ConfigSettingProvider."
                                "ConfigSettingProvider."
                                "UPDATE_CURRENT_VALUE_FAILED",
                            "Failed to update the current value."));
                }

                // It is unset, get current value which is default
                if (currentValueIsNull)
                {
                    currentValue = _configManager->getCurrentValue(
                        configPropertyName);
                }

               // send notify config change message to Handler Service
               if(String::equal(configPropertyName,
                      "maxIndicationDeliveryRetryAttempts")||
                  String::equal(configPropertyName,
                      "minIndicationDeliveryRetryInterval"))
               {
                   _sendNotifyConfigChangeMessage(
                       configPropertyName,
                       currentValue,
                       userName,
                       PEGASUS_QUEUENAME_INDHANDLERMANAGER,
                       true);
               }

                // send notify config change message to ProviderManager Service
                _sendNotifyConfigChangeMessage(
                    configPropertyName,
                    currentValue,
                    userName,
                    PEGASUS_QUEUENAME_PROVIDERMANAGER_CPP,
                    true);

               PEG_AUDIT_LOG(logSetConfigProperty(userName, configPropertyName,
                   preValue, currentValue, false));
            }

            //
            // Update the planned value, if requested
            //
            if (plannedValueModified)
            {
                preValue = _configManager->getPlannedValue(configPropertyName);

                if ( !_configManager->updatePlannedValue(
                    configPropertyName, plannedValue, plannedValueIsNull) )
                {
                    PEG_METHOD_EXIT();

                    throw PEGASUS_CIM_EXCEPTION_L(
                        CIM_ERR_FAILED,
                        MessageLoaderParms(
                            "ControlProviders.ConfigSettingProvider."
                                "ConfigSettingProvider."
                                "UPDATE_PLANNED_VALUE_FAILED",
                            "Failed to update the planned value."));
                }

                // It is unset, get planned value which is default
                if (plannedValueIsNull)
                {
                    plannedValue = _configManager->getPlannedValue(
                        configPropertyName);

                    if (String::equal(configPropertyName,
                           "maxIndicationDeliveryRetryAttempts") ||
                        String::equal(configPropertyName,
                            "minIndicationDeliveryRetryInterval"))
                    {
                        _sendNotifyConfigChangeMessage(
                            configPropertyName,
                            plannedValue,
                            userName,
                            PEGASUS_QUEUENAME_INDHANDLERMANAGER,
                            false);
                    }
                }

                // send notify config change message to ProviderManager Service
                _sendNotifyConfigChangeMessage(
                    configPropertyName,
                    plannedValue,
                    userName,
                    PEGASUS_QUEUENAME_PROVIDERMANAGER_CPP,
                    false);

               PEG_AUDIT_LOG(logSetConfigProperty(userName, configPropertyName,
                   preValue, plannedValue, true));
            }
        }
        catch (const NonDynamicConfigProperty& ndcp)
        {
            PEG_METHOD_EXIT();
            throw PEGASUS_CIM_EXCEPTION(
                CIM_ERR_NOT_SUPPORTED, ndcp.getMessage());
        }
        catch (const InvalidPropertyValue& ipv)
        {
            PEG_METHOD_EXIT();
            throw PEGASUS_CIM_EXCEPTION(
                CIM_ERR_FAILED, ipv.getMessage());
        }
        catch (const UnrecognizedConfigProperty&)
        {
            PEG_METHOD_EXIT();
            throw PEGASUS_CIM_EXCEPTION_L(
                CIM_ERR_NOT_FOUND,
                MessageLoaderParms(
                    "ControlProviders.ConfigSettingProvider."
                        "ConfigSettingProvider."
                        "CONFIG_PROPERTY_NOT_FOUND",
                    "Configuration property \"$0\"",
                    configPropertyName));
        }

        PEG_METHOD_EXIT();
        return;
    }
예제 #10
0
/////////////////////////////////////////////////////////////////////////////
// WMIInstanceProvider::modifyInstance
//
// ///////////////////////////////////////////////////////////////////////////
void WMIInstanceProvider::modifyInstance(
    const String& nameSpace,
    const String& userName,
    const String& password,
    const CIMInstance& modifiedInstance,
    Boolean includeQualifiers,
    const CIMPropertyList& propertylist)
{
    PEG_METHOD_ENTER(TRC_WMIPROVIDER,"WMIClassProvider::modifyInstance()");

    HRESULT hr;
    CComPtr<IWbemClassObject> pClass;
    CComPtr<IWbemClassObject> pInstance;

    setup(nameSpace, userName, password);

    PEG_TRACE((TRC_WMIPROVIDER,
                  Tracer::LEVEL3,
                  "ModifyInstance() - nameSpace %s, userName %s",
                  nameSpace.getCString(),
                  userName.getCString()));

    if (!m_bInitialized)
    {
        PEG_TRACE((TRC_WMIPROVIDER, Tracer::LEVEL1,
            "WMIInstanceProvider::ModifyInstance - m_bInitilized= %x, "
            "throw CIM_ERR_FAILED exception",
            m_bInitialized));

        throw CIMException(CIM_ERR_FAILED);
    }

    // Check if the instance's class is valid.
    String className = modifiedInstance.getClassName().getString();

    if (!(_collector->getObject(&pClass, className)))
    {
        if (pClass)
            pClass.Release();

        throw CIMException(CIM_ERR_INVALID_CLASS);
    }
    else if (_collector->isInstance(pClass))
    {
        if (pClass)
            pClass.Release();

        throw CIMException(CIM_ERR_INVALID_PARAMETER);
    }

    if (pClass)
        pClass.Release();

    // Get the instance path
    CIMObjectPath objPath = modifiedInstance.getPath();

    // Get the name of the instance
    String instanceName = getObjectName(objPath);

    // Check if the instance exists
    if (!(_collector->getObject(&pInstance, instanceName)))
    {
        if (pInstance)
            pInstance.Release();

        throw CIMException(CIM_ERR_NOT_FOUND);
    }
    else if (!(_collector->isInstance(pInstance)))
    {
        if (pInstance)
            pInstance.Release();

        throw CIMException(CIM_ERR_INVALID_PARAMETER);
    }

    // Set the properties that are into propertylist
    Array<CIMName> listNames;
    listNames = propertylist.getPropertyNameArray();

    bool foundInArray;
    bool bPropertySet = false;

    for(Uint32 i = 0; i < modifiedInstance.getPropertyCount(); i++)
    {
        CComVariant v;
        CIMProperty property = modifiedInstance.getProperty(i).clone();
        String sPropName = property.getName().getString();

        // change only the properties defined into the array
        // if the array is null, change all properties
        if (propertylist.isNull())
        {
            foundInArray = true;
        }
        else
        {
            foundInArray = false;
            for (Uint32 j = 0; (j < listNames.size()) && !foundInArray; j++)
                //if (listNames[j].getString() == str)
                if (String::equalNoCase(listNames[j].getString(), sPropName))
                    foundInArray = true;
        }

        if (foundInArray)
        {
            WMIValue propertyValue = property.getValue();

            try
            {
                propertyValue.getAsVariant(&v,nameSpace, userName, password);
            }
            catch (CIMException&)
            {
                if (pInstance)
                    pInstance.Release();

                v.Clear();

                throw;
            }

            CComBSTR bs = sPropName.getCString();
            hr = pInstance->Put(bs, 0, &v, 0);
            v.Clear();

            // If we fail to set one property, we must assure
            // that the others will be processed
            if(SUCCEEDED(hr))
            {
                // Mark that at least one property was set
                bPropertySet = true;
            }
        }
    }

    // Check if at least one property was set
    // otherwise throw invalid parameter error
    if(!bPropertySet)
    {
        PEG_TRACE((TRC_WMIPROVIDER,
                      Tracer::LEVEL1,
                      "modifyInstance() - Put Failed hr=0x%x.",
                      hr));

        throw CIMException(CIM_ERR_FAILED);
    }

    // Connect to the server
    CComPtr<IWbemServices> pServices;
    bool bConnected = _collector->Connect(&pServices);

    if (!bConnected)
    {
        throw CIMException(CIM_ERR_ACCESS_DENIED);
    }

    // Write the instance to WMI.
    hr = pServices->PutInstance(pInstance,
                                WBEM_FLAG_UPDATE_ONLY,
                                NULL,
                                NULL);

    if (pInstance)
        pInstance.Release();

    if (pServices)
        pServices.Release();

    if(FAILED(hr))
    {
        switch(hr)
        {
            case E_ACCESSDENIED:
                throw CIMException(CIM_ERR_ACCESS_DENIED);
                break;
            case WBEM_E_ACCESS_DENIED:
                throw CIMException(CIM_ERR_ACCESS_DENIED);
                break;
            case WBEM_E_NOT_FOUND:
                throw CIMException(CIM_ERR_NOT_FOUND);
                break;
            case WBEM_E_INVALID_CLASS:
                throw CIMException(CIM_ERR_INVALID_CLASS);
                break;
            case WBEM_E_INVALID_OBJECT:
                throw CIMException(CIM_ERR_INVALID_PARAMETER);
                break;
            default:
                throw CIMException(CIM_ERR_FAILED);
        }
    }

    PEG_METHOD_EXIT();

    return;
}