interfaceeqlparser.java

CRM源码This file describes some issues that should be implemented in future and how it should be imple

/*
 * Copyright 2006-2007 Queplix Corp.
 *
 * Licensed under the Queplix Public License, Version 1.1.1 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 * http://www.queplix.com/solutions/commercial-open-source/queplix-public-license/
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS, WITHOUT
 * WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the
 * License for the specific language governing permissions and limitations under
 * the License.
 */

package com.queplix.core.modules.eql.parser.generic;

import com.queplix.core.modules.eql.EQLReqOp;
import com.queplix.core.modules.eql.error.EQLException;

/**
 * <p>EQL parse interface</p>
 * @author [ALB] Baranov Andrey
 * @version $Revision: 1.1.1.1 $ $Date: 2005/09/12 15:30:30 $
 */

public interface InterfaceEQLParser {

    /**
     * Main parse method
     * @throws EQLException
     */
    void parse()
        throws EQLException;

    /**
     * Parse src: SELECT <src> WHERE ..
     * @return EQLReqOp object
     * @throws EQLException
     */
    EQLReqOp parseSrc()
        throws EQLException;

    /**
     * Parse where: SELECT .. WHERE <where>
     * @throws EQLException
     */
    void parseWhere()
        throws EQLException;

    /**
     * Parse order: SELECT .. WHERE .. ORDER BY <order>
     * @throws EQLException
     */
    void parseOrder()
        throws EQLException;
}