/*
 * eGov suite of products aim to improve the internal efficiency,transparency,
 *    accountability and the service delivery of the government  organizations.
 *
 *     Copyright (C) <2015>  eGovernments Foundation
 *
 *     The updated version of eGov suite of products as by eGovernments Foundation
 *     is available at http://www.egovernments.org
 *
 *     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
 *     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/ or
 *     http://www.gnu.org/licenses/gpl.html .
 *
 *     In addition to the terms of the GPL license to be adhered to in using this
 *     program, the following additional terms are to be complied with:
 *
 *         1) All versions of this program, verbatim or modified must carry this
 *            Legal Notice.
 *
 *         2) Any misrepresentation of the origin of the material is prohibited. It
 *            is required that all modified versions of this material be marked in
 *            reasonable ways as different from the original version.
 *
 *         3) This license does not grant any rights to any user of the program
 *            with regards to rights under trademark law for use of the trade names
 *            or trademarks of eGovernments Foundation.
 *
 *   In case of any queries, you can reach eGovernments Foundation at contact@egovernments.org.
 */
package com.exilant.exility.service;

import com.exilant.exility.common.DataCollection;
import com.exilant.exility.common.ExilServiceInterface;
import com.exilant.exility.common.TaskFailedException;
import com.exilant.exility.dataservice.SQLTask;
import org.apache.log4j.Logger;

import java.sql.Connection;

public class TreeService implements ExilServiceInterface {
    private static TreeService singletonInstance;
    private static final Logger LOGGER = Logger.getLogger(TreeService.class);

    public static TreeService getService() {
        if (singletonInstance == null)
            singletonInstance = new TreeService();
        return singletonInstance;
    }

    private TreeService() {
        super();
    }

    @Override
    public void doService(final DataCollection dc)
    {
        final String treeName = dc.getValue("treeName");
        if (treeName == null)
        {
            dc.addMessage("exilNoKeyValue");
            return;
        }

        final Connection con = null;// This fix is for Phoenix Migration.EgovDatabaseManager.openConnection();//Gets the DataBase
        // Connection.
        final SQLTask task = SQLTask.getTask();
        try
        {
            task.execute(treeName, treeName, dc, con, true, true, "");
        } catch (final TaskFailedException e)
        {
            LOGGER.error("SQLTask execution failed" + e.getMessage(), e);
            // message is already put by the task;
        } catch (final Exception e)
        {
            LOGGER.error("SQLTask execution failed" + e.getMessage(), e);
            dc.addMessage("exilServerError", e.getMessage());
        }

    }
}