package org.gcube.informationsystem.collector.impl.porttypes;

import org.globus.wsrf.utils.FaultHelper;
import org.oasis.wsrf.faults.BaseFaultType;

import org.gcube.common.core.contexts.GCUBEServiceContext;
import org.gcube.common.core.porttypes.GCUBEPortType;
import org.gcube.informationsystem.collector.impl.contexts.ICServiceContext;
import org.gcube.informationsystem.collector.impl.xmlstorage.exist.State;

/**
 * TODO: Manuele, don't forget to add a comment for this new type!!
 *
 * @author Manuele Simi (ISTI-CNR)
 *
 */
public class XMLStorageAccess extends GCUBEPortType {

    /** {@inheritDoc} */
    @Override
    protected GCUBEServiceContext getServiceContext() {	
	return ICServiceContext.getContext();
    }

    /**
     * Disposes the XMLStorage
     * 
     * @throws BaseFaultType if the shutdown fails
     */
    public void dispose() throws BaseFaultType {
	try {
	    logger.info("Dispose operation invoked");
	    logger.info("trying to shutdown the storage instances...");
	    try {
		State.storage_manager.shutdown();
		State.query_manager.shutdown();
	    } catch (NullPointerException se) {/* nothng to do */
	    }
	    State.storage_manager = null;
	    State.query_manager = null;
	    // request the interruption of the sweeper thread
	    State.sweeperT.interrupt();
	    logger.info("done");
	} catch (Exception e) {
	    logger.error("unable to pose the  IC with success ", e);
	    BaseFaultType fault = new BaseFaultType();
	    FaultHelper faultHelper = new FaultHelper(fault);
	    faultHelper.addFaultCause(e);
	    faultHelper
		    .addDescription("-IC service: Unable to pose the service");
	    throw fault;
	}
    }
}