• Springboot+mybatisplus+SSM模板(未完待续)


    mapper.xml:

    <?xml version="1.0" encoding="UTF-8"?>
    <!DOCTYPE mapper PUBLIC "-//mybatis.org//DTD Mapper 3.0//EN" "http://mybatis.org/dtd/mybatis-3-mapper.dtd">
    
    <mapper namespace="com.wanli.dao.UserDao">
        <!-- 根据某字段查询所有 -->
        <select id="getUserByType" resultType="com.wanli.entity.UserEntity" parameterType="java.lang.String">
           select * from user
      <!-- 非空判断,无数据查询所有 -->
      <if test="type != null and type != '' "> 
      where type = #{type} 
      </if> 
      </select>
    
    <select id="getResult"resultMap="userMap" >
    select id,year,num,type from hospital
    </select>
    
    
    <!-- 可根据自己的需求,是否要使用 ,property是实体类属性值,column是数据库字段值,用resultMap可以简化配置,假如数据库中字段名修改了,如果我们用的resultType的话,可能就要去改实体类了,而reusltMap我们只需要修改对应column属性-->
    <resultMap id="userMap" type="com.wanli.city.entity.CityPopulationEntity" >
    <result property="id" column="ID"/>
    <result property="year" column="YEAR"/>
    <result property="num" column="NUM"/>
    <result property="type" column="TYPE"/>
    </resultMap>
    
     </mapper>

    dao接口:

    import java.util.List;
    import org.apache.ibatis.annotations.Mapper;
    import org.apache.ibatis.annotations.Param;
    import com.baomidou.mybatisplus.core.mapper.BaseMapper;
    import com.wanli.entity.UserEntity;
    @Mapper
    public interface UserDao extends BaseMapper<UserDao>{
        // mapper文件中如果有if判断时需要加注解@Param,否则报错,@param中的type是sql文件中的占位符变量,要保持一致
         List<UserlEntity> getUserByType(@Param("type") String type);
    }

    service接口:

    import java.util.List;
    import com.wanli.entity.CityHospitalEntity;
    
    public interface CityHospitalService {
        List<CityHospitalEntity> getHospitalByType(String type);
    }

    service实现类:

    import java.util.List;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.stereotype.Service;
    import com.wanli.dao.CityHospitalDao;
    import com.wanli.entity.CityHospitalEntity;
    import com.wanli.service.CityHospitalService;
    @Service
    public class CityHospitalServiceImpl implements CityHospitalService { @Autowired private CityHospitalDao hospitalDao; @Override public List<CityHospitalEntity> getHospitalByType(String type) { // TODO Auto-generated method stub return hospitalDao.getHospitalByType(type); } }

    controller层:

    import java.util.List;
    import javax.servlet.http.HttpServletRequest;
    import org.springframework.beans.factory.annotation.Autowired;
    import org.springframework.web.bind.annotation.RequestMapping;
    import org.springframework.web.bind.annotation.RestController;
    import com.supermap.ggzy.city.entity.CityHospitalEntity;
    import com.supermap.ggzy.city.service.CityHospitalService;
    
    @RestController
    @RequestMapping("cityHospital")
    public class CityHospitalController {
    @Autowired
    private CityHospitalService hospitalService; @RequestMapping("/getHospitalByType") public List<CityHospitalEntity> getHospitalByType(HttpServletRequest request){ String type = request.getParameter("type"); List<CityHospitalEntity> list = hospitalService.getHospitalByType(type); return list; } }

     pom文件:

    <?xml version="1.0" encoding="UTF-8"?>
    <project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
        xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
        <modelVersion>4.0.0</modelVersion>
    
        <groupId>com.wanli.qiumingshan</groupId>
        <artifactId>city</artifactId>
        <version>0.0.1-SNAPSHOT</version>
        <packaging>jar</packaging>
    <!--     本项目打成war包步骤
        第一,<packaging>jar</packaging>改成war
        第二,本pom文件最下面注释去掉
        第三,项目右键maven - install -->
        <name>city</name>
        <description>qiumingshan-city</description>
    
        <parent>
            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-parent</artifactId>
            <version>2.0.4.RELEASE</version>
            <relativePath/> <!-- lookup parent from repository -->
        </parent>
    
        
        <properties>
            <project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
            <project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
            <java.version>1.8</java.version>
        </properties>
    
        <dependencies>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-web</artifactId>
            </dependency>
              <dependency>
                <groupId>com.baomidou</groupId>
                <artifactId>mybatis-plus-boot-starter</artifactId>
                <version>3.1.0</version>
            </dependency> 
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-devtools</artifactId>
                 <optional>true</optional>
            </dependency>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-freemarker</artifactId>
            </dependency>
            <!-- redis -->
             <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-data-redis</artifactId>
            </dependency>
             <!-- oracle驱动 -->
                   <dependency>
                <groupId>com.oracle</groupId>
                <artifactId>ojdbc6</artifactId>
                <version>11.2.0.3</version>
            </dependency>
            <dependency>
                <groupId>org.springframework.boot</groupId>
                <artifactId>spring-boot-starter-test</artifactId>
                <scope>test</scope>
            </dependency>
        
            <dependency>
              <groupId>com.google.code.gson</groupId>
              <artifactId>gson</artifactId>
              <version>2.8.5</version>
             </dependency>
            
        <dependency>
        <groupId>com.alibaba</groupId>
        <artifactId>druid-spring-boot-starter</artifactId>
        <version>1.1.9</version>
    </dependency>
     
     
            <dependency>
           <groupId>log4j</groupId>
           <artifactId>log4j</artifactId>
           <version>1.2.17</version>
            </dependency>
          <!-- swagger -->
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger2</artifactId>
                <version>2.5.0</version>
            </dependency>
            <!-- swagger-ui -->
            <dependency>
                <groupId>io.springfox</groupId>
                <artifactId>springfox-swagger-ui</artifactId>
                <version>2.5.0</version>
            </dependency>
            <!-- shiro -->
            <dependency>
                <groupId>org.apache.shiro</groupId>
                <artifactId>shiro-core</artifactId>
                <version>1.4.0</version>
            </dependency>
            <dependency>
                <groupId>org.apache.shiro</groupId>
                <artifactId>shiro-spring</artifactId>
                <version>1.4.0</version>
            </dependency>
             <dependency>
                <groupId>org.apache.shiro</groupId>
                <artifactId>shiro-cas</artifactId>
                <version>1.4.0</version>
            </dependency>
            <!-- http -->
            <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpcore</artifactId>
            </dependency>
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpclient</artifactId>
            </dependency>
        <dependency>
            <groupId>org.apache.httpcomponents</groupId>
            <artifactId>httpmime</artifactId>
            </dependency>
            <!-- commons -->
          <dependency>
                <groupId>commons-lang</groupId>
                <artifactId>commons-lang</artifactId>
                <version>2.6</version>
            </dependency>
            
            <!--  excel解析  poi -->
            <dependency>  
                <groupId>org.apache.poi</groupId>  
                <artifactId>poi</artifactId>  
                <version>3.14</version>  
            </dependency>  
            <!-- 改成war包此处应去掉注释 -->
            
            <!-- https://mvnrepository.com/artifact/org.apache.poi/poi-ooxml -->  
        <!--      <dependency>  
                <groupId>org.apache.poi</groupId>  
                <artifactId>poi-ooxml</artifactId>  
                <version>3.14</version>  
            </dependency>
            <dependency>
              <groupId>org.springframework.boot</groupId>
              <artifactId>spring-boot-starter-tomcat</artifactId>
              <scope>provided</scope>
            </dependency>  -->
    
        </dependencies>
    
        <build>
            <plugins>
                <plugin>
                    <groupId>org.springframework.boot</groupId>
                    <artifactId>spring-boot-maven-plugin</artifactId>
                </plugin>
            </plugins>
        </build>
    
    </project>

    启动类:

    import org.mybatis.spring.annotation.MapperScan;
    import org.springframework.boot.SpringApplication;
    import org.springframework.boot.autoconfigure.SpringBootApplication;
    import org.springframework.boot.builder.SpringApplicationBuilder;
    import org.springframework.boot.web.servlet.ServletComponentScan;
    import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
    
    @SpringBootApplication
    @ServletComponentScan
    @MapperScan("com.baomidou.mybatisplus.samples.quickstart.mapper")
    public class CityApplication  extends SpringBootServletInitializer{
    
        public static void main(String[] args) {
            SpringApplication.run(CityApplication.class, args);
        }
        
        @Override
        protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
            return application.sources(CityApplication.class);   
        } 
    }

     配置文件yml:

    # Tomcat
    server:
      tomcat:
        uri-encoding: UTF-8
        max-threads: 1000
        min-spare-threads: 30
      port: 8080
      servlet:
        context-path: /city
    spring:
      jmx:
        default-domain: city
      devtools: 
        restart: 
          enabled: true
      profiles:
        active: dev
      jackson:
        date-format: yyyy-MM-dd HH:mm:ss
        time-zone: GMT+8
      servlet:
        multipart:
          max-file-size: 100MB
          max-request-size: 100MB
          enabled: true
      freemarker:
        suffix: .html
        request-context-attribute: request
      datasource:
            type: com.alibaba.druid.pool.DruidDataSource
            platform: oracle
            driver-class-name: oracle.jdbc.driver.OracleDriver
            url: jdbc:oracle:thin:@127.0.0.1:8080:orcl
            username: city
            password: city
            initialSize: 5
            minIdle: 5
            maxActive: 20
            maxWait: 60000
            timeBetweenEvictionRunsMillis: 60000
            minEvictableIdleTimeMillis: 300000
            validationQuery: SELECT 1 FROM DUAL
            testWhileIdle: true
            testOnBorrow: false
            testOnReturn: false
            filters: stat,wall,log4j
            logSlowSql: true
    #mybatis
    mybatis-plus:
      mapper-locations: classpath:mapper/*.xml
      #实体扫描,多个package用逗号或者分号分隔
      typeAliasesPackage: com.wanli.*.entity
      global-config:
        #主键类型  0:"数据库ID自增", 1:"用户输入ID",2:"全局唯一ID (数字类型唯一ID)", 3:"全局唯一ID UUID";
        #id-type: 0
        #字段策略 0:"忽略判断",1:"非 NULL 判断"),2:"非空判断"
        field-strategy: 2
    
        #刷新mapper 调试神器
        refresh-mapper: true
        #数据库大写下划线转换
        capital-mode: true
        # Sequence序列接口实现类配置
        #key-generator: com.baomidou.mybatisplus.incrementer.OracleKeyGenerator
        #逻辑删除配置
        logic-delete-value: -1
        logic-not-delete-value: 0
        #自定义填充策略接口实现
        #meta-object-handler: com.baomidou.springboot.xxx
        db-config:
          db-type: oracle
      configuration:
        map-underscore-to-camel-case: true 
        cache-enabled: false
        call-setters-on-nulls: true 
        jdbc-type-for-null: null  
     
    logging:
      level:
         com.supermap.ggzy.city.dao : debug
         
    id="cityPopulationMap"
  • 相关阅读:
    Android的依赖注入框架:Dagger
    Android第三方开发组件
    Android 应用市场链接上传地址
    Android 开源框架以及开源项目以及连接
    Android 左右侧滑
    Android Textview 跑马灯
    Android XMPP推送
    Android多分辨率设配方案
    Android特效UI
    Android 时间的转换
  • 原文地址:https://www.cnblogs.com/wanlige/p/13425108.html
Copyright © 2020-2023  润新知