HelloUoPWorld.java

import java.util.ArrayList;
import java.util.List;

import gr.upatras.ece.nam.fci.core.FCI;
import gr.upatras.ece.nam.fci.core.ParameterValuePair;
import gr.upatras.ece.nam.fci.core.ResourceContext;
import gr.upatras.ece.nam.fci.core.ResourceGroup;
import gr.upatras.ece.nam.fci.core.ResourceProvider;
import gr.upatras.ece.nam.fci.core.ResourceProxy;
import gr.upatras.ece.nam.fci.core.ServiceType;

import brokermodel.fcielements.AuthorizationKey;
import brokermodel.fcielements.FCICredentials;

public class HelloUoPWorld {

	FCICredentials creds;
	AuthorizationKey key;

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		new HelloUoPWorld();

	}

	public HelloUoPWorld() {
		CreateScenario();
	}

	private void CreateScenario() {
		FCI fci = FCI.getInstance();
		FCICredentials cred = fci.createFCICredentials("ctranoris", "tranorispwd!");

		AuthorizationKey authKey = fci.createAuthorizationKey(cred);
		ResourceContext uop = fci.createResourceContext("p2e", authKey);
		
		if (uop == null) {
			System.out.println("broker is null. check credentials? ");
			return;
		}

		for (ServiceType elem : uop.getAvailableServices()) {
			System.out.println("Service: " + elem.getName() + "("
					+ elem.getDescription() + ")");
		}

		ServiceType service = uop.getServiceType("echo");

		for (ResourceProvider elem : uop.getResourceProvidersForServiceType(service)) {
			System.out.println("Service Provider: " + elem.getName() + "("+ elem.getDescription() + ")");
		}
		
		ResourceProvider provider = uop.getFirstResourceProviderOfService(service);
		System.out.println("A first available Provider: " + provider.getName());

		ResourceGroup myGroup = fci.createResourceGroup("ScenarioExample");

		List<ParameterValuePair> params = new ArrayList<ParameterValuePair>();
		ParameterValuePair p = new ParameterValuePair("input", "Christos", "myinputval");
		params.add(p);
		//ResourceProxy resourceEcho = uop.createResourceProxy("myTempVCT", "myEchoResource", provider, service, params);
		
		ResourceProxy resourceEcho = uop.createResourceProxy("myTempVCT", "myEchoResource", provider, service, params);
		
		if (resourceEcho != null ){
			System.out.println("Echo resource GUID: " + resourceEcho.getGUID());
			myGroup.addResourceProxy(resourceEcho);
		
			//Update all resources of group
			System.out.println("Echo output = "+ resourceEcho.getParameterValueOfResource("output", true));
		}	

		// Terminate the group..terminate any contained resources
		myGroup.TearDownResources();
	}

	

}