EpnTapController.java
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/*
* This file is a part of EpnTAPClient.
* This program aims to provide EPN-TAP support for software clients, like CASSIS spectrum analyzer.
* See draft specifications: https://voparis-confluence.obspm.fr/pages/viewpage.action?pageId=559861
* Copyright (C) 2016 Institut de Recherche en Astrophysique et Planétologie.
*
* This program is free software: you can
* redistribute it and/or modify it under the terms of the GNU General Public License as published
* by the Free Software Foundation, either version 3 of the License, or (at your option) any later
* version. This program is distributed in the hope that it will be useful, but WITHOUT ANY
* WARRANTY; without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR
* PURPOSE. See the GNU General Public License for more details. You should have received a copy of
* the GNU General Public License along with this program. If not, see
* <http://www.gnu.org/licenses/>.
*/
package eu.omp.irap.vespa.epntapclient;
import java.util.logging.Level;
import java.util.logging.Logger;
import eu.omp.irap.vespa.epntapclient.service.Queries;
import eu.omp.irap.vespa.epntapclient.service.ServiceCore;
import eu.omp.irap.vespa.votable.Consts;
import eu.omp.irap.vespa.votable.controller.CantGetVOTableException;
import eu.omp.irap.vespa.votable.controller.VOTableController;
/**
* The main controller which manage views and controllers.
*
* @author N. Jourdane
*/
public class EpnTapController {
/** The logger for the class EpnTapController. */
private static final Logger logger = Logger.getLogger(EpnTapController.class.getName());
/** The controller of the VOTable displaying the list of services. */
private VOTableController servicesCtrl;
/** The controller of the VOTable displaying the result. */
private VOTableController resultsCtrl;
private RequestCtrl requestCtrl;
private String voTablePath;
/**
* Method constructor, which initialize servicesController, resultsController and mainView.
*/
public EpnTapController() {
String query = String.format(Queries.SELECT_ALL_TAP_SERVICES_WHERE_CORE,
ServiceCore.EPNCORE);
servicesCtrl = new VOTableController(Consts.DEFAULT_REGISTRY_URL, query);
}
/**
* Get the services from the XML path or the targetURL / query.
*/
public void readServices() {
try {
servicesCtrl.readTable();
} catch (CantGetVOTableException e) {
displayError("Can not get services.", e);
}
}
/**
* display an error with the logger.
*
* @param message A small error message.
* @param e The error.
*/
@SuppressWarnings("static-method")
public void displayError(String message, Exception e) {
logger.log(Level.SEVERE, message, e);
}
/**
* Send the query to the specified service.
*
* @param query An ADQL query to send.
* @param tableServiceURL the URL of the service.
* @return The Path of the VOTable containing the result, downloaded in the system temporary
* path.
* @throws CantGetVOTableException Can not get the VOTable.
*/
public void sendQuery(String query, String tableServiceURL)
throws CantGetVOTableException {
resultsCtrl = new VOTableController(tableServiceURL, query);
resultsCtrl.readTable();
voTablePath = resultsCtrl.getVOTablePath();
}
public String getVOTablePath() {
return voTablePath;
}
/**
* @return The controller of the VOTable which displays the result of the query.
*/
public VOTableController getResultsController() {
return resultsCtrl;
}
/**
* @return The controller of the VOTable which displays the list of services.
*/
public VOTableController getServicesController() {
return servicesCtrl;
}
public RequestCtrl getRequestCtrl() {
return requestCtrl;
}
}