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/**
 * Copyright (c) 2012-2016, www.tinygroup.org ([email protected]).
 *
 *  Licensed under the GPL, Version 3.0 (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.gnu.org/licenses/gpl.html
 *
 *  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 org.tinygroup.database.view;

import org.tinygroup.database.ProcessorManager;
import org.tinygroup.database.config.view.View;
import org.tinygroup.database.config.view.Views;

import java.sql.Connection;
import java.sql.SQLException;
import java.util.List;

public interface ViewProcessor {

    void addViews(Views views);

    void removeViews(Views views);

    View getView(String name);

    View getViewById(String id);

    List getViews();

    String getCreateSql(String name, String language);

    String getCreateSql(View view, String language);

    List getCreateSql(String language);

    String getDropSql(String name, String language);

    String getDropSql(View view, String language);

    List getDropSql(String language);

    /**
     * 视图依赖初始化
     */
    void dependencyInit();

    /**
     * 判断视图是否存在,根据不同的数据库类型调用对应的实现方法
     *
     * @param view     视图元数据
     * @param conn     当前执行创建view的连接信息
     * @param language 当前数据类型
     * @return true表示视图存在，false反之
     * @throws SQLException
     */
    boolean checkViewExists(View view, Connection conn, String language) throws SQLException;

    ProcessorManager getProcessorManager();

    void setProcessorManager(ProcessorManager processorManager);

    void registerModifiedTime(Views views, long lastModify);

    long getLastModifiedTime(String viewId);

}