Spring Boot整合MyBatis通用Mapper和PageHelper
This commit is contained in:
mrbird
parent
6de47bbad4
commit
a1cdb3c9b1
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<?xml version="1.0" encoding="UTF-8"?>
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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<groupId>com.springboot</groupId>
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<artifactId>Spring-Boot-Mapper-PageHelper</artifactId>
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<version>0.0.1-SNAPSHOT</version>
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<packaging>jar</packaging>
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<name>Spring-Boot-Mapper-PageHelper</name>
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<description>Demo project for Spring Boot</description>
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<parent>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-parent</artifactId>
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<version>1.5.9.RELEASE</version>
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<relativePath/> <!-- lookup parent from repository -->
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</parent>
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<properties>
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<project.build.sourceEncoding>UTF-8</project.build.sourceEncoding>
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<project.reporting.outputEncoding>UTF-8</project.reporting.outputEncoding>
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<java.version>1.7</java.version>
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</properties>
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<dependencies>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-web</artifactId>
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</dependency>
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<dependency>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-starter-test</artifactId>
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</dependency>
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<!--mybatis-->
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<dependency>
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<groupId>org.mybatis.spring.boot</groupId>
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<artifactId>mybatis-spring-boot-starter</artifactId>
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<version>1.3.1</version>
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</dependency>
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<!--通用mapper-->
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<dependency>
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<groupId>tk.mybatis</groupId>
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<artifactId>mapper-spring-boot-starter</artifactId>
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<version>1.1.5</version>
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</dependency>
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<!--pagehelper 分页插件-->
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<dependency>
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<groupId>com.github.pagehelper</groupId>
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<artifactId>pagehelper-spring-boot-starter</artifactId>
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<version>1.2.3</version>
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</dependency>
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<dependency>
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<groupId>com.oracle</groupId>
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<artifactId>ojdbc6</artifactId>
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<version>6.0</version>
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</dependency>
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<dependency>
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<groupId>com.alibaba</groupId>
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<artifactId>druid-spring-boot-starter</artifactId>
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<version>1.1.6</version>
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</dependency>
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</dependencies>
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<build>
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<plugins>
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<plugin>
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<groupId>org.springframework.boot</groupId>
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<artifactId>spring-boot-maven-plugin</artifactId>
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</plugin>
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<plugin>
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<groupId>org.mybatis.generator</groupId>
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<artifactId>mybatis-generator-maven-plugin</artifactId>
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<version>1.3.5</version>
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<dependencies>
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<dependency>
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<groupId>com.oracle</groupId>
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<artifactId>ojdbc6</artifactId>
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<version>6.0</version>
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</dependency>
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<dependency>
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<groupId>tk.mybatis</groupId>
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<artifactId>mapper</artifactId>
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<version>3.4.0</version>
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</dependency>
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</dependencies>
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<executions>
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<execution>
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<id>Generate MyBatis Artifacts</id>
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<phase>package</phase>
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<goals>
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<goal>generate</goal>
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</goals>
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</execution>
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</executions>
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<configuration>
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<!--允许移动生成的文件 -->
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<verbose>true</verbose>
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<!-- 是否覆盖 -->
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<overwrite>true</overwrite>
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<!-- 自动生成的配置 -->
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<configurationFile>src/main/resources/mybatis-generator.xml</configurationFile>
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</configuration>
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</plugin>
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</plugins>
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</build>
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</project>
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package com.springboot;
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import org.mybatis.spring.annotation.MapperScan;
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import org.springframework.boot.SpringApplication;
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import org.springframework.boot.autoconfigure.SpringBootApplication;
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@SpringBootApplication
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@MapperScan("com.springboot.mapper")
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public class Application {
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public static void main(String[] args) {
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SpringApplication.run(Application.class,args);
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}
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}
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package com.springboot;
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import java.util.Date;
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import java.util.List;
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import org.junit.Test;
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import org.junit.runner.RunWith;
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import org.springframework.beans.factory.annotation.Autowired;
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import org.springframework.boot.test.context.SpringBootTest;
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import org.springframework.test.context.junit4.SpringJUnit4ClassRunner;
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import com.github.pagehelper.PageHelper;
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import com.github.pagehelper.PageInfo;
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import com.springboot.bean.User;
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import com.springboot.service.UserService;
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import tk.mybatis.mapper.entity.Example;
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@RunWith(SpringJUnit4ClassRunner.class)
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@SpringBootTest(classes = Application.class)
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public class ApplicationTest {
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@Autowired
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private UserService userService;
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@Test
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public void test() throws Exception {
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// User user = new User();
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// user.setId(userService.getSequence("seq_user"));
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// user.setUsername("scott");
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// user.setPasswd("ac089b11709f9b9e9980e7c497268dfa");
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// user.setCreateTime(new Date());
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// user.setStatus("0");
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// this.userService.save(user);
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// Example example = new Example(User.class);
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// example.createCriteria().andCondition("username like '%i%'");
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// example.setOrderByClause("id desc");
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// List<User> userList = this.userService.selectByExample(example);
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// for (User u : userList) {
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// System.out.println(u.getUsername());
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// }
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//
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// List<User> all = this.userService.selectAll();
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// for (User u : all) {
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// System.out.println(u.getUsername());
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// }
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//
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// User user = new User();
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// user.setId(1l);
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// user = this.userService.selectByKey(user);
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// System.out.println(user.getUsername());
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//
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// user.setId(4l);
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// this.userService.delete(user);
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PageHelper.startPage(2, 2);
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List<User> list = userService.selectAll();
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PageInfo<User> pageInfo = new PageInfo<User>(list);
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List<User> result = pageInfo.getList();
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for (User u : result) {
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System.out.println(u.getUsername());
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}
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}
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}
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package com.springboot.bean;
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import java.util.Date;
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import javax.persistence.Column;
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import javax.persistence.Id;
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import javax.persistence.Table;
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@Table(name = "T_USER")
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public class User {
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@Id
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@Column(name = "ID")
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private Long id;
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@Column(name = "USERNAME")
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private String username;
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@Column(name = "PASSWD")
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private String passwd;
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@Column(name = "CREATE_TIME")
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private Date createTime;
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@Column(name = "STATUS")
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private String status;
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/**
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* @return ID
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*/
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public Long getId() {
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return id;
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}
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/**
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* @param id
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*/
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public void setId(Long id) {
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this.id = id;
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}
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/**
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* @return USERNAME
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*/
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public String getUsername() {
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return username;
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}
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/**
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* @param username
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*/
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public void setUsername(String username) {
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this.username = username == null ? null : username.trim();
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}
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/**
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* @return PASSWD
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*/
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public String getPasswd() {
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return passwd;
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}
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/**
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* @param passwd
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*/
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public void setPasswd(String passwd) {
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this.passwd = passwd == null ? null : passwd.trim();
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}
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/**
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* @return CREATE_TIME
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*/
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public Date getCreateTime() {
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return createTime;
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}
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/**
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* @param createTime
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*/
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public void setCreateTime(Date createTime) {
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this.createTime = createTime;
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}
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/**
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* @return STATUS
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*/
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public String getStatus() {
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return status;
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}
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/**
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* @param status
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*/
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public void setStatus(String status) {
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this.status = status == null ? null : status.trim();
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}
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}
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package com.springboot.config;
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import tk.mybatis.mapper.common.Mapper;
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import tk.mybatis.mapper.common.MySqlMapper;
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public interface MyMapper<T> extends Mapper<T>, MySqlMapper<T> {
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}
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package com.springboot.mapper;
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import org.apache.ibatis.annotations.Param;
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import org.apache.ibatis.annotations.Select;
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public interface SeqenceMapper {
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@Select("select ${seqName}.nextval from dual")
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Long getSequence(@Param("seqName") String seqName);
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}
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package com.springboot.mapper;
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import com.springboot.bean.User;
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import com.springboot.config.MyMapper;
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public interface UserMapper extends MyMapper<User> {
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}
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package com.springboot.service;
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import java.util.List;
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import org.apache.ibatis.annotations.Param;
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import org.springframework.stereotype.Service;
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@Service
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public interface IService<T> {
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Long getSequence(@Param("seqName") String seqName);
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List<T> selectAll();
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T selectByKey(Object key);
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int save(T entity);
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int delete(Object key);
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int updateAll(T entity);
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int updateNotNull(T entity);
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List<T> selectByExample(Object example);
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}
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package com.springboot.service;
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import com.springboot.bean.User;
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public interface UserService extends IService<User>{
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}
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package com.springboot.service.impl;
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import java.util.List;
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import org.apache.ibatis.annotations.Param;
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import org.springframework.beans.factory.annotation.Autowired;
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import com.springboot.mapper.SeqenceMapper;
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import com.springboot.service.IService;
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import tk.mybatis.mapper.common.Mapper;
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public abstract class BaseService<T> implements IService<T> {
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@Autowired
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protected Mapper<T> mapper;
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@Autowired
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protected SeqenceMapper seqenceMapper;
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public Mapper<T> getMapper() {
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return mapper;
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}
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@Override
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public Long getSequence(@Param("seqName") String seqName){
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return seqenceMapper.getSequence(seqName);
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}
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@Override
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public List<T> selectAll() {
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//说明：查询所有数据
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return mapper.selectAll();
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}
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@Override
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public T selectByKey(Object key) {
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//说明：根据主键字段进行查询，方法参数必须包含完整的主键属性，查询条件使用等号
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return mapper.selectByPrimaryKey(key);
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}
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@Override
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public int save(T entity) {
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//说明：保存一个实体，null的属性也会保存，不会使用数据库默认值
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return mapper.insert(entity);
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}
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@Override
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public int delete(Object key) {
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//说明：根据主键字段进行删除，方法参数必须包含完整的主键属性
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return mapper.deleteByPrimaryKey(key);
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}
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@Override
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public int updateAll(T entity) {
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//说明：根据主键更新实体全部字段，null值会被更新
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return mapper.updateByPrimaryKey(entity);
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}
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@Override
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public int updateNotNull(T entity) {
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//根据主键更新属性不为null的值
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return mapper.updateByPrimaryKeySelective(entity);
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}
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@Override
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public List<T> selectByExample(Object example) {
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//说明：根据Example条件进行查询
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//重点：这个查询支持通过Example类指定查询列，通过selectProperties方法指定查询列
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return mapper.selectByExample(example);
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}
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}
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package com.springboot.service.impl;
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import org.springframework.stereotype.Repository;
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import com.springboot.bean.User;
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import com.springboot.service.UserService;
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@Repository("userService")
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public class UserServiceImpl extends BaseService<User> implements UserService{
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}
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server:
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context-path: /web
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spring:
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datasource:
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druid:
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# 数据库访问配置, 使用druid数据源
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type: com.alibaba.druid.pool.DruidDataSource
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driver-class-name: oracle.jdbc.driver.OracleDriver
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url: jdbc:oracle:thin:@localhost:1521:ORCL
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username: scott
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password: 6742530
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# 连接池配置
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initial-size: 5
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min-idle: 5
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max-active: 20
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# 连接等待超时时间
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max-wait: 30000
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# 配置检测可以关闭的空闲连接间隔时间
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time-between-eviction-runs-millis: 60000
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# 配置连接在池中的最小生存时间
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min-evictable-idle-time-millis: 300000
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validation-query: select '1' from dual
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test-while-idle: true
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test-on-borrow: false
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test-on-return: false
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# 打开PSCache，并且指定每个连接上PSCache的大小
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pool-prepared-statements: true
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max-open-prepared-statements: 20
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max-pool-prepared-statement-per-connection-size: 20
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# 配置监控统计拦截的filters, 去掉后监控界面sql无法统计, 'wall'用于防火墙
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filters: stat,wall
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# Spring监控AOP切入点，如x.y.z.service.*,配置多个英文逗号分隔
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aop-patterns: com.springboot.servie.*
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# WebStatFilter配置
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web-stat-filter:
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enabled: true
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# 添加过滤规则
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url-pattern: /*
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# 忽略过滤的格式
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exclusions: '*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*'
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# StatViewServlet配置
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stat-view-servlet:
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enabled: true
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# 访问路径为/druid时，跳转到StatViewServlet
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url-pattern: /druid/*
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# 是否能够重置数据
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reset-enable: false
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# 需要账号密码才能访问控制台
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login-username: druid
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login-password: druid123
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# IP白名单
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# allow: 127.0.0.1
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# IP黑名单（共同存在时，deny优先于allow）
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# deny: 192.168.1.218
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# 配置StatFilter
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filter:
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stat:
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log-slow-sql: true
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mybatis:
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# type-aliases扫描路径
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type-aliases-package: com.springboot.bean
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# mapper xml实现扫描路径
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mapper-locations: classpath:mapper/*.xml
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property:
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order: BEFORE
|
||||
|
||||
|
||||
#mappers 多个接口时逗号隔开
|
||||
mapper:
|
||||
mappers: com.springboot.config.MyMapper
|
||||
not-empty: false
|
||||
identity: oracle
|
||||
|
||||
#pagehelper
|
||||
pagehelper:
|
||||
helperDialect: oracle
|
||||
reasonable: true
|
||||
supportMethodsArguments: true
|
||||
params: count=countSql
|
||||
|
||||
|
||||
logging:
|
||||
level:
|
||||
com:
|
||||
springboot:
|
||||
mapper: debug
|
||||
|
|
@ -0,0 +1,14 @@
|
|||
<?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.springboot.mapper.UserMapper">
|
||||
<resultMap id="BaseResultMap" type="com.springboot.bean.User">
|
||||
<!--
|
||||
WARNING - @mbg.generated
|
||||
-->
|
||||
<id column="ID" jdbcType="DECIMAL" property="id" />
|
||||
<result column="USERNAME" jdbcType="VARCHAR" property="username" />
|
||||
<result column="PASSWD" jdbcType="VARCHAR" property="passwd" />
|
||||
<result column="CREATE_TIME" jdbcType="TIMESTAMP" property="createTime" />
|
||||
<result column="STATUS" jdbcType="CHAR" property="status" />
|
||||
</resultMap>
|
||||
</mapper>
|
||||
|
|
@ -0,0 +1,57 @@
|
|||
<?xml version="1.0" encoding="UTF-8"?>
|
||||
<!DOCTYPE generatorConfiguration
|
||||
PUBLIC "-//mybatis.org//DTD MyBatis Generator Configuration 1.0//EN"
|
||||
"http://mybatis.org/dtd/mybatis-generator-config_1_0.dtd">
|
||||
<generatorConfiguration>
|
||||
|
||||
<context id="oracle" targetRuntime="MyBatis3Simple" defaultModelType="flat">
|
||||
|
||||
<plugin type="tk.mybatis.mapper.generator.MapperPlugin">
|
||||
<property name="mappers" value="com.springboot.config.MyMapper" />
|
||||
<!--caseSensitive默认false，当数据库表名区分大小写时，可以将该属性设置为true-->
|
||||
<property name="caseSensitive" value="false"/>
|
||||
</plugin>
|
||||
|
||||
<!-- 阻止生成自动注释 -->
|
||||
<commentGenerator>
|
||||
<property name="javaFileEncoding" value="UTF-8"/>
|
||||
<property name="suppressDate" value="true"/>
|
||||
<property name="suppressAllComments" value="true"/>
|
||||
</commentGenerator>
|
||||
|
||||
<!--数据库链接地址账号密码-->
|
||||
<jdbcConnection driverClass="oracle.jdbc.driver.OracleDriver"
|
||||
connectionURL="jdbc:oracle:thin:@localhost:1521:ORCL"
|
||||
userId="scott"
|
||||
password="6742530">
|
||||
</jdbcConnection>
|
||||
|
||||
<javaTypeResolver>
|
||||
<property name="forceBigDecimals" value="false"/>
|
||||
</javaTypeResolver>
|
||||
|
||||
<!--生成Model类存放位置-->
|
||||
<javaModelGenerator targetPackage="com.springboot.bean" targetProject="src/main/java">
|
||||
<property name="enableSubPackages" value="true"/>
|
||||
<property name="trimStrings" value="true"/>
|
||||
</javaModelGenerator>
|
||||
|
||||
<!--生成映射文件存放位置-->
|
||||
<sqlMapGenerator targetPackage="mapper" targetProject="src/main/resources">
|
||||
<property name="enableSubPackages" value="true"/>
|
||||
</sqlMapGenerator>
|
||||
|
||||
<!--生成Dao类存放位置-->
|
||||
<!-- 客户端代码，生成易于使用的针对Model对象和XML配置文件 的代码
|
||||
type="ANNOTATEDMAPPER",生成Java Model 和基于注解的Mapper对象
|
||||
type="XMLMAPPER",生成SQLMap XML文件和独立的Mapper接口 -->
|
||||
<javaClientGenerator type="XMLMAPPER" targetPackage="com.springboot.mapper" targetProject="src/main/java">
|
||||
<property name="enableSubPackages" value="true"/>
|
||||
</javaClientGenerator>
|
||||
|
||||
<!--生成对应表及类名去掉Mybatis Generator生成的一堆 example-->
|
||||
<table tableName="T_user" domainObjectName="User" enableCountByExample="false" enableUpdateByExample="false" enableDeleteByExample="false" enableSelectByExample="false" selectByExampleQueryId="false">
|
||||
<generatedKey column="id" sqlStatement="oralce" identity="true"/>
|
||||
</table>
|
||||
</context>
|
||||
</generatorConfiguration>
|
||||
Loading…
Reference in New Issue