Java tutorial
/* * Copyright (C) 2017 Baifendian Corporation * * Licensed under the Apache License, Version 2.0 (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.apache.org/licenses/LICENSE-2.0 * * 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.baifendian.swordfish.dao.mapper; import com.baifendian.swordfish.dao.enums.FlowStatus; import com.baifendian.swordfish.dao.mapper.utils.EnumFieldUtil; import java.util.Map; import org.apache.ibatis.jdbc.SQL; /** * ? sql ? <p> */ public class AdHocResultMapperProvider { /** * table name */ private static final String TABLE_NAME = "ad_hoc_results"; /** * ??? <p> * * @return sql? */ public String insert(Map<String, Object> parameter) { return new SQL() { { INSERT_INTO(TABLE_NAME); VALUES("exec_id", "#{adHocResult.execId}"); VALUES("`index`", "#{adHocResult.index}"); VALUES("stm", "#{adHocResult.stm}"); VALUES("result", "#{adHocResult.result}"); VALUES("status", EnumFieldUtil.genFieldStr("adHocResult.status", FlowStatus.class)); VALUES("create_time", "#{adHocResult.createTime}"); } }.toString(); } /** * ?? <p> * * @return sql? */ public String update(Map<String, Object> parameter) { return new SQL() { { UPDATE(TABLE_NAME); SET("result = #{adHocResult.result}"); SET("start_time = #{adHocResult.startTime}"); SET("end_time = #{adHocResult.endTime}"); SET("status = " + EnumFieldUtil.genFieldStr("adHocResult.status", FlowStatus.class)); WHERE("exec_id = #{adHocResult.execId}"); WHERE("`index` = #{adHocResult.index}"); } }.toString(); } public String delete(Map<String, Object> parameter) { return new SQL() { { DELETE_FROM(TABLE_NAME); WHERE("exec_id = #{execId}"); } }.toString(); } /** * ?? <p> * * @return sql? */ public String selectByAdHocId(Map<String, Object> parameter) { return new SQL() { { SELECT("*"); FROM(TABLE_NAME); WHERE("exec_id = #{execId}"); ORDER_BY("create_time DESC "); } }.toString(); } public String selectByAdHocIdAndIndex(Map<String, Object> parameter) { return new SQL() { { SELECT("*"); FROM(TABLE_NAME); WHERE("exec_id = #{execId}"); WHERE("`index` = #{index}"); ORDER_BY("create_time DESC limit 1"); } }.toString(); } public static void main(String[] args) { } }