From a1cdb3c9b1aee4ec26a523eb6b28d8fa4ee5620f Mon Sep 17 00:00:00 2001 From: mrbird <852252810@qq.com> Date: Tue, 21 Aug 2018 15:53:20 +0800 Subject: [PATCH] =?UTF-8?q?Spring=20Boot=E6=95=B4=E5=90=88MyBatis=E9=80=9A?= =?UTF-8?q?=E7=94=A8Mapper=E5=92=8CPageHelper?= MIME-Version: 1.0 Content-Type: text/plain; charset=UTF-8 Content-Transfer-Encoding: 8bit --- 27.Spring-Boot-Mapper-PageHelper/pom.xml | 115 ++++++++++++++++++ .../main/java/com/springboot/Application.java | 15 +++ .../java/com/springboot/ApplicationTest.java | 67 ++++++++++ .../main/java/com/springboot/bean/User.java | 96 +++++++++++++++ .../java/com/springboot/config/MyMapper.java | 8 ++ .../com/springboot/mapper/SeqenceMapper.java | 9 ++ .../com/springboot/mapper/UserMapper.java | 7 ++ .../java/com/springboot/service/IService.java | 27 ++++ .../com/springboot/service/UserService.java | 7 ++ .../springboot/service/impl/BaseService.java | 70 +++++++++++ .../service/impl/UserServiceImpl.java | 12 ++ .../src/main/resources/application.yml | 92 ++++++++++++++ .../src/main/resources/mapper/UserMapper.xml | 14 +++ .../src/main/resources/mybatis-generator.xml | 57 +++++++++ 14 files changed, 596 insertions(+) create mode 100644 27.Spring-Boot-Mapper-PageHelper/pom.xml create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/Application.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/ApplicationTest.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/bean/User.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/config/MyMapper.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/SeqenceMapper.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/UserMapper.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/IService.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/UserService.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/BaseService.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/UserServiceImpl.java create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/resources/application.yml create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/resources/mapper/UserMapper.xml create mode 100644 27.Spring-Boot-Mapper-PageHelper/src/main/resources/mybatis-generator.xml diff --git a/27.Spring-Boot-Mapper-PageHelper/pom.xml b/27.Spring-Boot-Mapper-PageHelper/pom.xml new file mode 100644 index 0000000..607a178 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/pom.xml @@ -0,0 +1,115 @@ + + + 4.0.0 + + com.springboot + Spring-Boot-Mapper-PageHelper + 0.0.1-SNAPSHOT + jar + + Spring-Boot-Mapper-PageHelper + Demo project for Spring Boot + + + org.springframework.boot + spring-boot-starter-parent + 1.5.9.RELEASE + + + + + UTF-8 + UTF-8 + 1.7 + + + + + org.springframework.boot + spring-boot-starter-web + + + + org.springframework.boot + spring-boot-starter-test + + + + + org.mybatis.spring.boot + mybatis-spring-boot-starter + 1.3.1 + + + + tk.mybatis + mapper-spring-boot-starter + 1.1.5 + + + + com.github.pagehelper + pagehelper-spring-boot-starter + 1.2.3 + + + + com.oracle + ojdbc6 + 6.0 + + + com.alibaba + druid-spring-boot-starter + 1.1.6 + + + + + + + + org.springframework.boot + spring-boot-maven-plugin + + + + org.mybatis.generator + mybatis-generator-maven-plugin + 1.3.5 + + + com.oracle + ojdbc6 + 6.0 + + + tk.mybatis + mapper + 3.4.0 + + + + + Generate MyBatis Artifacts + package + + generate + + + + + + true + + true + + src/main/resources/mybatis-generator.xml + + + + + + + diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/Application.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/Application.java new file mode 100644 index 0000000..449e3c6 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/Application.java @@ -0,0 +1,15 @@ +package com.springboot; + +import org.mybatis.spring.annotation.MapperScan; +import org.springframework.boot.SpringApplication; +import org.springframework.boot.autoconfigure.SpringBootApplication; + + +@SpringBootApplication +@MapperScan("com.springboot.mapper") +public class Application { + + public static void main(String[] args) { + SpringApplication.run(Application.class,args); + } +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/ApplicationTest.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/ApplicationTest.java new file mode 100644 index 0000000..88b498b --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/ApplicationTest.java @@ -0,0 +1,67 @@ +package com.springboot; + +import java.util.Date; +import java.util.List; + +import org.junit.Test; +import org.junit.runner.RunWith; +import org.springframework.beans.factory.annotation.Autowired; +import org.springframework.boot.test.context.SpringBootTest; +import org.springframework.test.context.junit4.SpringJUnit4ClassRunner; + +import com.github.pagehelper.PageHelper; +import com.github.pagehelper.PageInfo; +import com.springboot.bean.User; +import com.springboot.service.UserService; + +import tk.mybatis.mapper.entity.Example; + +@RunWith(SpringJUnit4ClassRunner.class) +@SpringBootTest(classes = Application.class) +public class ApplicationTest { + + @Autowired + private UserService userService; + + @Test + public void test() throws Exception { + + // User user = new User(); + // user.setId(userService.getSequence("seq_user")); + // user.setUsername("scott"); + // user.setPasswd("ac089b11709f9b9e9980e7c497268dfa"); + // user.setCreateTime(new Date()); + // user.setStatus("0"); + // this.userService.save(user); + + +// Example example = new Example(User.class); +// example.createCriteria().andCondition("username like '%i%'"); +// example.setOrderByClause("id desc"); +// List userList = this.userService.selectByExample(example); +// for (User u : userList) { +// System.out.println(u.getUsername()); +// } +// +// List all = this.userService.selectAll(); +// for (User u : all) { +// System.out.println(u.getUsername()); +// } +// +// User user = new User(); +// user.setId(1l); +// user = this.userService.selectByKey(user); +// System.out.println(user.getUsername()); +// +// user.setId(4l); +// this.userService.delete(user); + + PageHelper.startPage(2, 2); + List list = userService.selectAll(); + PageInfo pageInfo = new PageInfo(list); + List result = pageInfo.getList(); + for (User u : result) { + System.out.println(u.getUsername()); + } + } +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/bean/User.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/bean/User.java new file mode 100644 index 0000000..030bc2a --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/bean/User.java @@ -0,0 +1,96 @@ +package com.springboot.bean; + +import java.util.Date; + +import javax.persistence.Column; +import javax.persistence.Id; +import javax.persistence.Table; + +@Table(name = "T_USER") +public class User { + @Id + @Column(name = "ID") + private Long id; + + @Column(name = "USERNAME") + private String username; + + @Column(name = "PASSWD") + private String passwd; + + @Column(name = "CREATE_TIME") + private Date createTime; + + @Column(name = "STATUS") + private String status; + + /** + * @return ID + */ + public Long getId() { + return id; + } + + /** + * @param id + */ + public void setId(Long id) { + this.id = id; + } + + /** + * @return USERNAME + */ + public String getUsername() { + return username; + } + + /** + * @param username + */ + public void setUsername(String username) { + this.username = username == null ? null : username.trim(); + } + + /** + * @return PASSWD + */ + public String getPasswd() { + return passwd; + } + + /** + * @param passwd + */ + public void setPasswd(String passwd) { + this.passwd = passwd == null ? null : passwd.trim(); + } + + /** + * @return CREATE_TIME + */ + public Date getCreateTime() { + return createTime; + } + + /** + * @param createTime + */ + public void setCreateTime(Date createTime) { + this.createTime = createTime; + } + + /** + * @return STATUS + */ + public String getStatus() { + return status; + } + + /** + * @param status + */ + public void setStatus(String status) { + this.status = status == null ? null : status.trim(); + } +} \ No newline at end of file diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/config/MyMapper.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/config/MyMapper.java new file mode 100644 index 0000000..88edb47 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/config/MyMapper.java @@ -0,0 +1,8 @@ +package com.springboot.config; + +import tk.mybatis.mapper.common.Mapper; +import tk.mybatis.mapper.common.MySqlMapper; + +public interface MyMapper extends Mapper, MySqlMapper { + +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/SeqenceMapper.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/SeqenceMapper.java new file mode 100644 index 0000000..4affa31 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/SeqenceMapper.java @@ -0,0 +1,9 @@ +package com.springboot.mapper; + +import org.apache.ibatis.annotations.Param; +import org.apache.ibatis.annotations.Select; + +public interface SeqenceMapper { + @Select("select ${seqName}.nextval from dual") + Long getSequence(@Param("seqName") String seqName); +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/UserMapper.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/UserMapper.java new file mode 100644 index 0000000..217dc84 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/mapper/UserMapper.java @@ -0,0 +1,7 @@ +package com.springboot.mapper; + +import com.springboot.bean.User; +import com.springboot.config.MyMapper; + +public interface UserMapper extends MyMapper { +} \ No newline at end of file diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/IService.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/IService.java new file mode 100644 index 0000000..38e53b5 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/IService.java @@ -0,0 +1,27 @@ +package com.springboot.service; + +import java.util.List; + +import org.apache.ibatis.annotations.Param; +import org.springframework.stereotype.Service; + +@Service +public interface IService { + + Long getSequence(@Param("seqName") String seqName); + + List selectAll(); + + T selectByKey(Object key); + + int save(T entity); + + int delete(Object key); + + int updateAll(T entity); + + int updateNotNull(T entity); + + List selectByExample(Object example); + +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/UserService.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/UserService.java new file mode 100644 index 0000000..58a3a29 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/UserService.java @@ -0,0 +1,7 @@ +package com.springboot.service; + +import com.springboot.bean.User; + +public interface UserService extends IService{ + +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/BaseService.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/BaseService.java new file mode 100644 index 0000000..448033e --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/BaseService.java @@ -0,0 +1,70 @@ +package com.springboot.service.impl; + +import java.util.List; + +import org.apache.ibatis.annotations.Param; +import org.springframework.beans.factory.annotation.Autowired; + +import com.springboot.mapper.SeqenceMapper; +import com.springboot.service.IService; + +import tk.mybatis.mapper.common.Mapper; + +public abstract class BaseService implements IService { + + @Autowired + protected Mapper mapper; + @Autowired + protected SeqenceMapper seqenceMapper; + + public Mapper getMapper() { + return mapper; + } + @Override + public Long getSequence(@Param("seqName") String seqName){ + return seqenceMapper.getSequence(seqName); + } + + @Override + public List selectAll() { + //说明：查询所有数据 + return mapper.selectAll(); + } + + @Override + public T selectByKey(Object key) { + //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 + return mapper.selectByPrimaryKey(key); + } + + @Override + public int save(T entity) { + //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 + return mapper.insert(entity); + } + + @Override + public int delete(Object key) { + //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 + return mapper.deleteByPrimaryKey(key); + } + + @Override + public int updateAll(T entity) { + //说明：根据主键更新实体全部字段，null值会被更新 + return mapper.updateByPrimaryKey(entity); + } + + @Override + public int updateNotNull(T entity) { + //根据主键更新属性不为null的值 + return mapper.updateByPrimaryKeySelective(entity); + } + + @Override + public List selectByExample(Object example) { + //说明：根据Example条件进行查询 + //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 + return mapper.selectByExample(example); + } +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/UserServiceImpl.java b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/UserServiceImpl.java new file mode 100644 index 0000000..fea6e75 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/java/com/springboot/service/impl/UserServiceImpl.java @@ -0,0 +1,12 @@ +package com.springboot.service.impl; + +import org.springframework.stereotype.Repository; + +import com.springboot.bean.User; +import com.springboot.service.UserService; + +@Repository("userService") +public class UserServiceImpl extends BaseService implements UserService{ + + +} diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/resources/application.yml b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/application.yml new file mode 100644 index 0000000..c6971f5 --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/application.yml @@ -0,0 +1,92 @@ +server: + context-path: /web + +spring: + datasource: + druid: + # 数据库访问配置, 使用druid数据源 + type: com.alibaba.druid.pool.DruidDataSource + driver-class-name: oracle.jdbc.driver.OracleDriver + url: jdbc:oracle:thin:@localhost:1521:ORCL + username: scott + password: 6742530 + # 连接池配置 + initial-size: 5 + min-idle: 5 + max-active: 20 + # 连接等待超时时间 + max-wait: 30000 + # 配置检测可以关闭的空闲连接间隔时间 + time-between-eviction-runs-millis: 60000 + # 配置连接在池中的最小生存时间 + min-evictable-idle-time-millis: 300000 + validation-query: select '1' from dual + test-while-idle: true + test-on-borrow: false + test-on-return: false + # 打开PSCache，并且指定每个连接上PSCache的大小 + pool-prepared-statements: true + max-open-prepared-statements: 20 + max-pool-prepared-statement-per-connection-size: 20 + # 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 + filters: stat,wall + # Spring监控AOP切入点，如x.y.z.service.*,配置多个英文逗号分隔 + aop-patterns: com.springboot.servie.* + + + # WebStatFilter配置 + web-stat-filter: + enabled: true + # 添加过滤规则 + url-pattern: /* + # 忽略过滤的格式 + exclusions: '*.js,*.gif,*.jpg,*.png,*.css,*.ico,/druid/*' + + # StatViewServlet配置 + stat-view-servlet: + enabled: true + # 访问路径为/druid时，跳转到StatViewServlet + url-pattern: /druid/* + # 是否能够重置数据 + reset-enable: false + # 需要账号密码才能访问控制台 + login-username: druid + login-password: druid123 + # IP白名单 + # allow: 127.0.0.1 + #　IP黑名单（共同存在时，deny优先于allow） + # deny: 192.168.1.218 + + # 配置StatFilter + filter: + stat: + log-slow-sql: true + +mybatis: + # type-aliases扫描路径 + type-aliases-package: com.springboot.bean + # mapper xml实现扫描路径 + mapper-locations: classpath:mapper/*.xml + property: + 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 \ No newline at end of file diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mapper/UserMapper.xml b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mapper/UserMapper.xml new file mode 100644 index 0000000..2000afd --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mapper/UserMapper.xml @@ -0,0 +1,14 @@ + + + + + + + + + + + + \ No newline at end of file diff --git a/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mybatis-generator.xml b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mybatis-generator.xml new file mode 100644 index 0000000..04cec3d --- /dev/null +++ b/27.Spring-Boot-Mapper-PageHelper/src/main/resources/mybatis-generator.xml @@ -0,0 +1,57 @@ + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + + +
+ + \ No newline at end of file