PanlabOfficeProxy.java

package gr.upatras.ece.nam.fci.panlab;


import java.io.IOException;
import java.lang.reflect.InvocationTargetException;
import java.util.Collections;
import java.util.Map;

import org.eclipse.emf.common.notify.Adapter;
import org.eclipse.emf.common.notify.Notification;
import org.eclipse.emf.common.util.EList;
import org.eclipse.emf.common.util.TreeIterator;
import org.eclipse.emf.common.util.URI;
import org.eclipse.emf.ecore.EClass;
import org.eclipse.emf.ecore.EObject;
import org.eclipse.emf.ecore.EOperation;
import org.eclipse.emf.ecore.EPackage;
import org.eclipse.emf.ecore.EReference;
import org.eclipse.emf.ecore.EStructuralFeature;
import org.eclipse.emf.ecore.resource.Resource;
import org.eclipse.emf.ecore.resource.ResourceSet;
import org.eclipse.emf.ecore.resource.impl.ResourceSetImpl;
import org.eclipse.emf.ecore.xmi.impl.XMIResourceFactoryImpl;

import brokermodel.BrokermodelPackage;
import brokermodel.Broker;
import brokermodel.availabilityContract.ResourceServiceContract;
import brokermodel.federationscenarios.RequestedFederationScenario;
import brokermodel.services.OfferedService;
import brokermodel.services.ServiceComposition;
import brokermodel.services.Taxonomy;
import brokermodel.slareservations.SLA;
import brokermodel.users.BrokerUser;
import gr.upatras.ece.nam.brokerdsl.BrokerDSLStandaloneSetup;

public class PanlabOfficeProxy implements Broker {

	public static boolean UsePreloadOfficeTest = true; //mark false in production. True means: will not load the model 
	public static boolean DONTPropagateToTeagleGW = false; //mark false in production. True means:  will not propagate the jobs to TeagleGW
	private Broker broker;
	private String BrokerUsername ;
	private String BrokerPassword ;
	//TODO: Set a variable to store the temporary folder of saving the Panlab office
	//TODO: On the FSDL project wizard add options from which offices the user wants resources. They will be included in the "import office" statement
	
	public boolean officeLoaded(){
		return broker != null;
	}

	public PanlabOfficeProxy(String username, String password,  Boolean forceRefresh) {
		super();
		BrokerUsername = username;
		BrokerPassword = password;
		if (UsePreloadOfficeTest )
			broker = PreloadedBroker();
		else
			broker = getBrokerModel( forceRefresh);
	}
	
	private Broker getBrokerModel(Boolean forceRefresh){
		RepoXML2BrokerModel repo = new RepoXML2BrokerModel(BrokerUsername, BrokerPassword);
		
		//monitor.beginTask("Downloading model information from repository", 3);
		
		//monitor.setTaskName("Authenticating...");
		if  ( (BrokerUsername!=null) && (BrokerPassword!=null) ){ //if credentials		
			
			if  ( repo.checkAuthentication() ){
				//monitor.worked(1);
				System.out.println("checkAuthentication");
				//monitor.setTaskName("Downloading model and transforming...");
				repo.TranformModel();
				//monitor.worked(1);
			}else {//for some reason (i.e. auth problem) the office is not there
				return null;	
			}
			
		}else if( (repo.getBroker()==null) ){ //for some reason (i.e. auth problem) the office is not there or not cached
			return null;			
		}
		
		// As of here we preparing to save the model content
		// Register the XMI resource factory for the .brokermodel extension

		Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
		Map<String, Object> m = reg.getExtensionToFactoryMap();
		m.put("office", new XMIResourceFactoryImpl());

		// Obtain a new resource set
		ResourceSet resSet = new ResourceSetImpl();

		// Create a resource
		String uri = "panlab.brokermodel";
//		try {
//			if (Activator.getDefault()!=null)
//				uri = Activator.getDefault(). getStateLocation().toOSString() + "\\panlab.brokermodel";
//		} catch (NoClassDefFoundError  e) {
//			// TODO Auto-generated catch block
//			System.out.println("NoClassDefFoundError but don't worry. Activated only as plugin");
//			e.printStackTrace();
//			System.out.println("Continue with saving the uri ");
//		}
		//String uri = "C:\\Users\\ctranoris\\runtime-FSToolkit\\.metadata\\.plugins\\org.panlab.software.FCI.panlab\\panlab.brokermodel";
		
		Resource resourcePanlabOffice = resSet.createResource( URI.createFileURI( uri ));
		//add the top model element office
		resourcePanlabOffice.getContents().add( repo.getBroker() );
		
		
		try {
				System.out.println("Saving panlab.brokermodel to: "+uri);
				//monitor.setTaskName("Saving local temporary model...");				
				resourcePanlabOffice.save(Collections.EMPTY_MAP);
				//the following to hold the Office Resource URI ti be used later on by Imports
				repo.getBroker().setResourceURI(  resourcePanlabOffice.getURI().toString() );
				
				//monitor.worked(1);
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}

		// Get the first model element and cast it to the right type
		return  (Broker)resourcePanlabOffice.getContents().get(0);
	}
	
	private Broker PreloadedBroker() {
		
		// Initialize the model
		BrokermodelPackage.eINSTANCE.eClass();

		
		// As of here we preparing to save the model content
		// Register the XMI resource factory for the .brokermodel extension

		Resource.Factory.Registry reg = Resource.Factory.Registry.INSTANCE;
		Map<String, Object> m = reg.getExtensionToFactoryMap();
		m.put("brokermodel", new XMIResourceFactoryImpl());

		// Obtain a new resource set
		ResourceSet resSet = new ResourceSetImpl();


		// Create a resource 
		//String uri = Activator.getDefault().getStateLocation().toOSString() + "\\panlab.brokermodel";
		//String uri = "C:\\Users\\tranoris\\runtime-New_configuration\\.metadata\\.plugins\\org.panlab.software.FCI.panlab\\panlab.brokermodel";
		//String uri = "C:\\Users\\ctranoris.WCL\\runtime-New_configuration\\.metadata\\.plugins\\org.panlab.software.FCI.panlab\\panlab.brokermodel";
		//C:\Users\ctranoris\runtime-FSToolkit\.metadata\.plugins\org.panlab.software.FCI.panlab
		//String uri = "panlab.brokermodel";
		//String uri = "C:\\Users\\ctranoris\\runtime-FSToolkit\\.metadata\\.plugins\\org.panlab.software.FCI.panlab\\panlab.brokermodel";
		String uri =  "http://nam.ece.upatras.gr/fstoolkit/utils/panlab.brokermodel";
		
//		try {
//			if (Activator.getDefault()!=null)
//				uri = Activator.getDefault().getStateLocation().toOSString() + "\\panlab.brokermodel";
//		} catch (NoClassDefFoundError  e) {
//			// TODO Auto-generated catch block
//			System.out.println("NoClassDefFoundError but don't worry. Activated only as plugin");
//			e.printStackTrace();
//			System.out.println("Continue with saving the uri ");
//		}
//		Resource resourcePanlabOffice = resSet.createResource( URI.createFileURI( uri ));
		Resource resourcePanlabOffice = resSet.createResource( URI.createURI( uri ));
		
		try {
				System.out.println("Loading panlab.brokermodel from: "+uri);				
				resourcePanlabOffice.load(Collections.EMPTY_MAP);
		} catch (IOException e) {
			e.printStackTrace();
		}

		// Get the first model element and cast it to the right type
		((Broker)resourcePanlabOffice.getContents().get(0)).setResourceURI( resourcePanlabOffice.getURI().toString() );
		
		return (Broker)resourcePanlabOffice.getContents().get(0);
		
	}

	@Override
	public String getName() {
		return broker.getName();
	}

	@Override
	public void setName(String value) {
		broker.setName(value);
		
	}

	@Override
	public int getId() {
		return broker.getId();
	}

	@Override
	public void setId(int value) {
		broker.setId(value);
		
	}

	@Override
	public String getDescription() {
		return broker.getDescription();
	}

	@Override
	public void setDescription(String value) {
		broker.setDescription(value);
		
	}

	@Override
	public EClass eClass() {
		return broker.eClass();
	}

	@Override
	public Resource eResource() {
		return broker.eResource();
	}

	@Override
	public EObject eContainer() {
		return broker.eContainer();
	}

	@Override
	public EStructuralFeature eContainingFeature() {
		return broker.eContainingFeature();
	}

	@Override
	public EReference eContainmentFeature() {
		return broker.eContainmentFeature();
	}

	@Override
	public EList<EObject> eContents() {
		return broker.eContents();
	}

	@Override
	public TreeIterator<EObject> eAllContents() {
		return broker.eAllContents();
	}

	@Override
	public boolean eIsProxy() {
		//return true;//well this is for sure a proxy #:-)
		return broker.eIsProxy();
	}

	@Override
	public EList<EObject> eCrossReferences() {
		return broker.eCrossReferences();
	}

	@Override
	public Object eGet(EStructuralFeature feature) {
		return broker.eGet(feature);
	}

	@Override
	public Object eGet(EStructuralFeature feature, boolean resolve) {
		return broker.eGet(feature, resolve);
	}

	@Override
	public void eSet(EStructuralFeature feature, Object newValue) {
		broker.eSet(feature, newValue);
		
	}

	@Override
	public boolean eIsSet(EStructuralFeature feature) {
		return broker.eIsSet(feature);
	}

	@Override
	public void eUnset(EStructuralFeature feature) {
		broker.eUnset(feature);
		
	}

	@Override
	public Object eInvoke(EOperation operation, EList<?> arguments)
			throws InvocationTargetException {
		return broker.eInvoke(operation, arguments);
	}

	@Override
	public EList<Adapter> eAdapters() {
		return broker.eAdapters();
	}

	@Override
	public boolean eDeliver() {
		return broker.eDeliver();
	}

	@Override
	public void eSetDeliver(boolean deliver) {
		broker.eSetDeliver(deliver);
		
	}

	@Override
	public void eNotify(Notification notification) {
		broker.eNotify(notification);
		
	}

	@Override
	public EList<BrokerUser> getRegisteredUsers() {
		return broker.getRegisteredUsers();
	}

	@Override
	public EList<Taxonomy> getContributedTaxonomies() {
		return broker.getContributedTaxonomies();
	}

	@Override
	public EList<OfferedService> getOfferedServices() {
		return broker.getOfferedServices();
	}

	@Override
	public EList<RequestedFederationScenario> getAvailableFederationScenarios() {
		return broker.getAvailableFederationScenarios();
	}

	@Override
	public EList<ServiceComposition> getOfferedServiceCompositions() {
		return broker.getOfferedServiceCompositions();
	}

	@Override
	public EList<ResourceServiceContract> getResourceServiceContracts() {
		return broker.getResourceServiceContracts();
	}

	@Override
	public EList<SLA> getSLAs() {
		return broker.getSLAs();
	}

	@Override
	public String getResourceURI() {
		return broker.getResourceURI();
	}

	@Override
	public void setResourceURI(String value) {
		broker.setResourceURI(value);
		
	}


	@Override
	public String getAPIGateway() {
		return broker.getAPIGateway();
	}

	@Override
	public void setAPIGateway(String value) {
		broker.setAPIGateway(value);
		
	}

	public void LoadFSbyVCT(RequestedFederationScenario fs) {
		RepoXML2BrokerModel repo = new RepoXML2BrokerModel(BrokerUsername, BrokerPassword);
		repo.LoadFSbyVCT(fs);
		
	}
	@Override
	public String getUniqueID() {
		return broker.getUniqueID();
	}

	@Override
	public void setUniqueID(String value) {
		broker.setUniqueID(value);
		
	}
	
}