Subscription.java

package eu.lod2.rsine.registrationservice;

import eu.lod2.rsine.dissemination.notifier.INotifier;
import eu.lod2.util.Namespaces;
import org.openrdf.model.Resource;
import org.openrdf.model.ValueFactory;
import org.openrdf.model.impl.ValueFactoryImpl;

import java.util.ArrayList;
import java.util.Collection;
import java.util.HashSet;
import java.util.Iterator;

public class Subscription {

    private static int auto_id = 0;

    private Resource id;
    private String description = "";
    private Collection<NotificationQuery> queries = new HashSet<NotificationQuery>();
    private Collection<INotifier> notifiers;

    public Subscription() {
        ValueFactory valueFactory = ValueFactoryImpl.getInstance();
        id = valueFactory.createURI(
            Namespaces.RSINE_NAMESPACE.getName(),
            "subscriber_" + auto_id);
        notifiers = new ArrayList<INotifier>();
        auto_id++;
    }

    public Resource getId() {
        return id;
    }

    public void setId(Resource id) {
        this.id = id;
    }

    public String getDescription() {
        return description;
    }

    public void setDescription(String description) {
        this.description = description;
    }

    public Iterator<NotificationQuery> getQueries() {
        return queries.iterator();
    }

    public void addQuery(NotificationQuery query) {
        queries.add(query);
    }

    public void addNotifier(INotifier notifier) {
        notifiers.add(notifier);
    }

    public Iterator<INotifier> getNotifierIterator() {
        return notifiers.iterator();
    }

    @Override
    public boolean equals(Object obj) {
        return obj instanceof Subscription && id.equals(((Subscription) obj).id);
    }

    @Override
    public int hashCode() {
        return id.hashCode();
    }
}