package org.gcube.vremanagement.vremodeler.consumers; import java.io.StringReader; import javax.xml.namespace.QName; import org.gcube.common.core.contexts.GHNContext; import org.gcube.common.core.informationsystem.notifier.ISNotifier.BaseNotificationConsumer; import org.gcube.common.core.informationsystem.notifier.ISNotifier.GCUBENotificationTopic; import org.gcube.common.core.informationsystem.notifier.ISNotifier.NotificationEvent; import org.gcube.common.core.resources.GCUBERunningInstance; import org.gcube.common.core.scope.GCUBEScope; import org.gcube.common.core.utils.logging.GCUBELog; import org.gcube.vremanagement.vremodeler.impl.ServiceContext; import org.gcube.vremanagement.vremodeler.resources.handlers.RunningInstancesHandler; public class RunningInstanceConsumer extends BaseNotificationConsumer{ private GCUBELog logger= new GCUBELog(RunningInstanceConsumer.class); public static final GCUBENotificationTopic riTopic= new GCUBENotificationTopic(new QName("http://gcube-system.org/namespaces/informationsystem/registry","RunningInstance")); static{ riTopic.setUseRenotifier(false); } private GCUBEScope scope; public RunningInstanceConsumer(GCUBEScope scope){ super(); this.scope=scope; } public void onNotificationReceived(NotificationEvent event){ try{ logger.trace("notification received for RI"); ServiceContext.getContext().setScope(this.scope); String id= event.getPayload().getMessage()[0].getChildNodes().item(0).getChildNodes().item(0).getNodeValue(); String operation=event.getPayload().getMessage()[0].getChildNodes().item(2).getChildNodes().item(0).getNodeValue(); if (operation.compareTo("create")==0){ logger.trace("adding a new RI in DB"); GCUBERunningInstance ri= GHNContext.getImplementation(GCUBERunningInstance.class); String profile=event.getPayload().getMessage()[0].getChildNodes().item(1).getChildNodes().item(0).getNodeValue(); ri.load(new StringReader(profile)); new RunningInstancesHandler(ri.getGHNID()).add(ri); } else if (operation.compareTo("destroy")==0){ logger.trace("removing a RI from DB"); new RunningInstancesHandler().drop(id); } }catch(Exception e){logger.error("error in notification received",e);} } }