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package ca.mcgill.ecse.socialnetwork.runner;
import org.eclipse.emf.common.util.EList;
import socialnetwork.Person;
import socialnetwork.SocialNetwork;
import socialnetwork.SocialnetworkFactory;
import socialnetwork.SocialnetworkPackage;
import socialnetwork.impl.SocialnetworkFactoryImpl;
public class SocialNetworkModel {
private final static String SUFFIX = "xmi";
private static boolean isInit = false;
public static void init() {
SocialnetworkFactory.eINSTANCE.eClass();
SocialnetworkPackage.eINSTANCE.eClass();
SocialnetworkFactoryImpl.init();
}
// container for the social network model
public SocialNetwork socialNetwork;
// factory for social network model
SocialnetworkFactory factory;
// persistent
Persisitence<SocialNetwork> persistence;
public SocialNetworkModel(String uri){
if(!isInit) {
init();
}
//create persistence
persistence = new Persisitence<SocialNetwork>(SUFFIX, uri);
factory = SocialnetworkFactory.eINSTANCE;
// try load the model
this.socialNetwork = persistence.load();
if(this.socialNetwork == null) {
this.socialNetwork = factory.createSocialNetwork();
}
}
public Person createPerson() {
Person p = factory.createPerson();
socialNetwork.getPersons().add(p);
return p;
}
public EList<Person> getPersons(){
return socialNetwork.getPersons();
}
public boolean save() {
return persistence.save(socialNetwork);
}
}
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