package com.tesora.dve.server.connectionmanager;

/*
 * #%L
 * Tesora Inc.
 * Database Virtualization Engine
 * %%
 * Copyright (C) 2011 - 2014 Tesora Inc.
 * %%
 * This program is free software: you can redistribute it and/or modify
 * it under the terms of the GNU Affero General Public License, version 3,
 * as published by the Free Software Foundation.
 * 
 * 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 Affero General Public License for more details.
 * 
 * You should have received a copy of the GNU Affero General Public License
 * along with this program. If not, see <http://www.gnu.org/licenses/>.
 * #L%
 */

import com.tesora.dve.server.global.HostService;
import com.tesora.dve.singleton.Singletons;
import org.apache.log4j.Logger;

import com.tesora.dve.exceptions.PEException;
import com.tesora.dve.queryplan.QueryPlan;

public class SSStatement {
	
	static Logger logger = Logger.getLogger( SSStatement.class );

	static int statementCounter = 0;

	String statementId;
	
	QueryPlan queryPlan;

	SSStatement() {
        statementId = Singletons.require(HostService.class).getHostName() + ++statementCounter;
	}

	public String getId() {
		return statementId;
	}

	public void setQueryPlan(QueryPlan plan) throws PEException {
		clearQueryPlan();
		queryPlan = plan;
	}
	
	public void close() throws PEException {
		clearQueryPlan();
	}
	
	public QueryPlan getQueryPlan() {
		return queryPlan;
	}

	public void clearQueryPlan() throws PEException {
		queryPlan = null;
	}
}