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Test provider for pegasus as defined in PEP#121

//%2003////////////////////////////////////////////////////////////////////////
//
// 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.
//
// 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: <Subodh Soni> (<ssubodh@in.ibm.com>)
//
// Modified By:
//
//%/////////////////////////////////////////////////////////////////////////////

#include <stdio.h>
#include <iostream>
#include "CIMOMSampleProvider.h"
#include <Pegasus/Common/Config.h>
#include <Pegasus/Common/String.h>
#include <Pegasus/Common/Constants.h>
#include <Pegasus/Common/CIMDateTime.h>
#include <Pegasus/Common/OperationContextInternal.h>
#include <Pegasus/Common/InternalException.h>

PEGASUS_NAMESPACE_BEGIN
PEGASUS_USING_STD;

CIMOMSampleProvider::CIMOMSampleProvider(void)
{
}

CIMOMSampleProvider::~CIMOMSampleProvider(void)
{
}

void CIMOMSampleProvider::initialize(CIMOMHandle & cimom)
{
    cout <<" CIMOMSampleProvider::initialize" << endl;
	
    // create some instances
	
    CIMInstance instance1("CIMOMSample");
    CIMObjectPath reference1("CIMOMSample.Id=187");

    instance1.addProperty(CIMProperty("Id", Uint16(100)));

    _instances.append(instance1);
    _instanceNames.append(reference1);

}

void CIMOMSampleProvider::terminate(void)
{
}

void CIMOMSampleProvider::getInstance(
	const OperationContext & context,
	const CIMObjectPath & instanceReference,
	const Boolean includeQualifiers,
	const Boolean includeClassOrigin,
	const CIMPropertyList & propertyList,
	InstanceResponseHandler & handler)
{
	// convert a potential fully qualified reference into a local reference
	// (class name and keys only).
	CIMObjectPath localReference = CIMObjectPath(
		String(),
		String(),
		instanceReference.getClassName(),
		instanceReference.getKeyBindings());

	CIMName className = instanceReference.getClassName();
	//cout << "className(Method: getInstance)" <<className;
	
	    // instance index corresponds to reference index
	    for(Uint32 i = 0, n = _instances.size(); i < n; i++)
	    {
	        if(localReference == _instanceNames[i])
	        {
		    // deliver requested instance
		    handler.deliver(_instances[i]);
		    break;
	        }
	    }
	// complete processing the request
	handler.complete();
}

void CIMOMSampleProvider::enumerateInstances(
	const OperationContext & context,
	const CIMObjectPath & classReference,
	const Boolean includeQualifiers,
	const Boolean includeClassOrigin,
	const CIMPropertyList & propertyList,
	InstanceResponseHandler & handler)
{
	OperationContext localContext;
	cout << "CIMOMSampleProvider::enumerateInstances" << endl;	
	// announce operation processing.
	handler.processing();

	// OperationContext Identity related statements. What will happen
	// if we change the User identity at this point ?
	//
	// Update from TechCall: This seems to be a problem which is a major
	// security issue at this point of time in Pegasus and also a bugzilla
	// record exists for this problem. Not changing as of now.

	String user("subodh");
	cout << " User (Initialized here statically) = " << user;
	
	IdentityContainer container = context.get(IdentityContainer::NAME);
	cout << " User in context passed to the method (container.getUserName) = "<< container.getUserName()<< endl;
	
	// Changing the UserIdentity in OperationContext
	localContext.insert(IdentityContainer(user));
	container = localContext.get(IdentityContainer::NAME);

	cout << " User in localContext (container.getUserName) = "<< container.getUserName()<< endl;

	// begin processing the request
	handler.processing();
	
	if (String::equal(user, container.getUserName()))
	{
	    for(Uint32 i = 0, n = _instances.size(); i < n; i++)
	    // deliver instance
            handler.deliver(_instances[i]);
    }	    
    else
	{
	    cout << "User should be " << user << "but its " << container.getUserName() << endl;
	    throw(CIM_ERR_INVALID_PARAMETER);
        }
	// complete processing the request
	handler.complete();
}

void CIMOMSampleProvider::enumerateInstanceNames(
	const OperationContext & context,
	const CIMObjectPath & classReference,
	ObjectPathResponseHandler & handler)
{
	cout << "CIMOMSampleProvider::enumerateInstanceNames" << endl;	
	// begin processing the request

	CIMName clName = classReference.getClassName();
	handler.processing();

	for(Uint32 i = 0, n = _instances.size(); i < n; i++)
		// deliver reference
		handler.deliver(_instanceNames[i]);

	// complete processing the request
	handler.complete();
}

void CIMOMSampleProvider::modifyInstance(
	const OperationContext & context,
	const CIMObjectPath & instanceReference,
	const CIMInstance & instanceObject,
	const Boolean includeQualifiers,
	const CIMPropertyList & propertyList,
	ResponseHandler & handler)
{
	cout << "CIMOMSampleProvider::modifyInstance" << endl;	
	// convert a potential fully qualified reference into a local reference
	// (class name and keys only).
	CIMObjectPath localReference = CIMObjectPath(
		String(),
		String(),
		instanceReference.getClassName(),
		instanceReference.getKeyBindings());

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

	// instance index corresponds to reference index
	for(Uint32 i = 0, n = _instances.size(); i < n; i++)
	{
		if(localReference == _instanceNames[i])
		{
			// overwrite existing instance
			_instances[i] = instanceObject;

			break;
		}
	}
	// complete processing the request
	handler.complete();
}

void CIMOMSampleProvider::createInstance(
	const OperationContext & context,
	const CIMObjectPath & instanceReference,
	const CIMInstance & instanceObject,
	ObjectPathResponseHandler & handler)
{
	cout << "CIMOMSampleProvider::createInstance" << endl;	
	// convert a potential fully qualified reference into a local reference
	// (class name and keys only).
	CIMObjectPath localReference = CIMObjectPath(
		String(),
		String(),
		instanceReference.getClassName(),
		instanceReference.getKeyBindings());

	// instance index corresponds to reference index
	for(Uint32 i = 0, n = _instanceNames.size(); i < n; i++)
	{
		if(localReference == _instanceNames[i])
		{
			throw CIMObjectAlreadyExistsException(
                                  localReference.toString());
		}
	}

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

	// add the new instance to the array
	_instances.append(instanceObject);
	_instanceNames.append(instanceReference);

	// deliver the new instance
	handler.deliver(_instanceNames[_instanceNames.size() - 1]);

	// complete processing the request
	handler.complete();
}

void CIMOMSampleProvider::deleteInstance(
	const OperationContext & context,
	const CIMObjectPath & instanceReference,
	ResponseHandler & handler)
{
	cout << "CIMOMSampleProvider::deleteInstance" << endl;	
	// convert a potential fully qualified reference into a local reference
	// (class name and keys only).
	CIMObjectPath localReference = CIMObjectPath(
		String(),
		String(),
		instanceReference.getClassName(),
		instanceReference.getKeyBindings());

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

	// instance index corresponds to reference index
	for(Uint32 i = 0, n = _instances.size(); i < n; i++)
	{
		if(localReference == _instanceNames[i])
		{
			// save the instance locally
			CIMInstance cimInstance(_instances[i]);

			// remove instance from the array
			_instances.remove(i);
			_instanceNames.remove(i);

			// exit loop
			break;
		}
	}

	// complete processing the request
	handler.complete();
}

PEGASUS_NAMESPACE_END