package org.gcube.datatransfer.resolver.gis;

import org.gcube.datatransfer.resolver.gis.entity.ServerParameters;
import org.slf4j.Logger;
import org.slf4j.LoggerFactory;





/**
 * 
 * @author Francesco Mangiacrapa francesco.mangiacrapa@isti.cnr.it
 * @Apr 29, 2013
 *
 */
public class GeonetowrkAccessParameter implements GeonetworkServiceInterface{
	

	protected static Logger logger = LoggerFactory.getLogger(GeonetowrkAccessParameter.class);
	
	protected GeonetworkInstance geonetworkInstance;
	
	protected String scope;

	protected ServerParameters serverParam;
	

	/**
	 * @param serverParam
	 */
	public GeonetowrkAccessParameter(String scope, ServerParameters serverParam) {
		this.scope = scope;
		this.serverParam = serverParam;
	}
	
	/**
	 * @param geonetworkInstance 
	 * @return
	 */
	public GeonetworkInstance getGeonetworkInstance(boolean authenticate) throws Exception {
		return instanceGeonetwork(authenticate);
	}

	private GeonetworkInstance instanceGeonetwork(boolean authenticate) throws Exception{
		
		if(scope == null || scope.isEmpty())
			throw new Exception("Scope is null");
		
		if(serverParam.getUrl() == null || serverParam.getUrl().isEmpty())
			throw new Exception("Geonetwork url is null or empty");
	
		if(geonetworkInstance==null)
			geonetworkInstance = new GeonetworkInstance(scope, serverParam.getUrl(), serverParam.getUser(), serverParam.getPassword(), authenticate);
		
		return geonetworkInstance;

		
	}

	public String getScope() {
		return scope;
	}
}