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MIT

JFinal-DbHelper

JFinal-DbHelper

继承了 JFinal 的牛逼,速度,简化的 JFinal 数据库操作,透明操作 Redis,让你全心安心做你的业务,数据缓存,统统把你解决掉。

核心组件

  • DbHelperKit: 封装了 JFinal DbKit,直接使用 Map 来装数据库的每一行数据;
  • DbHelperTx: 简化了 Tx 操作;
  • DataRecordModel: 数据库表的工具 Model, 继承这个 Model,加上和数据库字段一样的属性,你的牛逼 Db 操作之路就开始了;
  • DBService: 提供了常见的 CRUD, 可以简单的 CRUD 同时把数据也“偷偷”的写到了 Redis 哦;

怎样使用

  1. 假设你的表是这样的:

    CREATE TABLE `user` (
     `id` bigint(20) unsigned NOT NULL AUTO_INCREMENT, 
     `name` varchar(255) DEFAULT NULL,
     PRIMARY KEY (`id`),
     KEY `id` (`id`)
    ) ENGINE=InnoDB DEFAULT CHARSET=utf8mb4
  2. 创建一个 Model:User, 她是这样的:

    @Table(name = User.TABLE)

public class User extends DataRecordModel {

private static final long serialVersionUID = 7098160284590588258L;

public static final String TABLE = "user";
public static final String TABLE_AS = "u";

// SQL Fields
public static final String ID = "id";
public static final String NAME = "name";
//SQL Field As
public static final String ID_AS = "id";
public static final String NAME_AS = "name";

@Table.PrimaryKey
@Table.Column(name = User.ID, as = User.ID_AS, originType = Table.ColumnOriginType.BIGINT)
public String id;

@Table.Column(name = User.NAME, as = User.NAME_AS, originType = Table.ColumnOriginType.STRING)
public String name;

} ``` 3. 接下来你再创建一个 Service,她是这样的:

public class UserService extends DBService {

	private static final long serialVersionUID = -6341896364271284419L;

	//这里放自定义的其他方法
}

4.在加上一个 RedisCacheService, 她是这样的:

public class UserRedisService extends RedisCacheService {

	private static final long serialVersionUID = 8673372135373269417L;

	//这里放自定义的其他方法
}

5.完成了上面的工作, 你就可以开始使用了哦:

		//设置产品 name
		ProductKit.PRODUCT_NAME = "zcq";
		
		User user = new User();
		user.name = "BruceZCQ";
		
		//save
		UserService userService = new UserService();
		boolean ret = userService.save(user);
		System.out.println("save =="+ret);
		
		//find id = 6
		user.id = "6";
		Map<String, Object> find = userService.findOne(user);
		System.out.println("find =="+find);
		//find to User
		User otherUser = user.parser(find);
		System.out.println("other user == "+otherUser);
		//findall
		Object all = userService.findAll(user);
		System.out.println("findall =="+all);
		//update BruceZCQ to newName
		user.name = "newName";
		ret = userService.update(user);
		System.out.println("update =="+ret);
		//delete id = 10
		user.id = "10";
		ret = userService.delete(user);
		System.out.println("delete=="+ret);

6.最后是怎样的?

The MIT License (MIT) Copyright (c) 2015 BruceZCQ Permission is hereby granted, free of charge, to any person obtaining a copy of this software and associated documentation files (the "Software"), to deal in the Software without restriction, including without limitation the rights to use, copy, modify, merge, publish, distribute, sublicense, and/or sell copies of the Software, and to permit persons to whom the Software is furnished to do so, subject to the following conditions: The above copyright notice and this permission notice shall be included in all copies or substantial portions of the Software. THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY, FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.

简介

JFinal-DbHelper 继承了 JFinal 的牛逼,速度,简化的 JFinal 数据库操作,透明操作 Redis,让你全心安心做你的业务,数据缓存,统统把你解决掉。 展开 收起
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