view storage/core/src/main/java/com/redhat/thermostat/storage/internal/statement/SuffixExpression.java @ 1152:4ba43dcff78e

Implement prepared statements (Part 1). Reviewed-by: ebaron Review-thread: http://icedtea.classpath.org/pipermail/thermostat/2013-June/007214.html
author Severin Gehwolf <sgehwolf@redhat.com>
date Fri, 28 Jun 2013 15:27:50 +0200
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/*
 * Copyright 2012, 2013 Red Hat, Inc.
 *
 * This file is part of Thermostat.
 *
 * Thermostat 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 2, or (at your
 * option) any later version.
 *
 * Thermostat 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 Thermostat; see the file COPYING.  If not see
 * <http://www.gnu.org/licenses/>.
 *
 * Linking this code with other modules is making a combined work
 * based on this code.  Thus, the terms and conditions of the GNU
 * General Public License cover the whole combination.
 *
 * As a special exception, the copyright holders of this code give
 * you permission to link this code with independent modules to
 * produce an executable, regardless of the license terms of these
 * independent modules, and to copy and distribute the resulting
 * executable under terms of your choice, provided that you also
 * meet, for each linked independent module, the terms and conditions
 * of the license of that module.  An independent module is a module
 * which is not derived from or based on this code.  If you modify
 * this code, you may extend this exception to your version of the
 * library, but you are not obligated to do so.  If you do not wish
 * to do so, delete this exception statement from your version.
 */

package com.redhat.thermostat.storage.internal.statement;

/**
 * Container for where, sort and limit expressions.
 *
 */
class SuffixExpression {

    private WhereExpression whereExpn;
    private SortExpression sortExpn;
    private LimitExpression limitExpn;

    public WhereExpression getWhereExpn() {
        return whereExpn;
    }

    public void setWhereExpn(WhereExpression whereExpn) {
        this.whereExpn = whereExpn;
    }

    public SortExpression getSortExpn() {
        return sortExpn;
    }

    public void setSortExpn(SortExpression sortExpn) {
        this.sortExpn = sortExpn;
    }

    public LimitExpression getLimitExpn() {
        return limitExpn;
    }

    public void setLimitExpn(LimitExpression limitExpn) {
        this.limitExpn = limitExpn;
    }

    /**
     * Prints the entire suffix expression to stdout.
     */
    public void printExpn() {
        if (whereExpn != null) {
            whereExpn.print(0);
        }
        if (sortExpn != null) {
            sortExpn.print(0);
        }
        if (limitExpn != null) {
            limitExpn.print(0);
        }
    }

}