springboot -redis使用十

依赖

  <!--redis-->
        <dependency>

            <groupId>org.springframework.boot</groupId>
            <artifactId>spring-boot-starter-data-redis</artifactId>
        </dependency>

配置

#redis
spring.redis.host=10.18.3.175
spring.redis.port=6379
spring.redis.database=8
spring.redis.pool.max-active=512
spring.redis.pool.max-idle=8
spring.redis.pool.max-wait=10000

package com.ghgcn.mysb.chapter03.service.impl;

import com.ghgcn.mysb.chapter03.entity.Student;
import com.ghgcn.mysb.chapter03.mapper.StudentMapper;
import com.ghgcn.mysb.chapter03.service.IStudentService;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.cache.annotation.CachePut;
import org.springframework.cache.annotation.Cacheable;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class StudentServiceImpl implements IStudentService {

    @Autowired
    private StudentMapper studentMapper;

    @Cacheable
    public List<Student> findAllStudents(){
       return  studentMapper.findAllStudents();
    }

    @Cacheable(value ="student" )
    public Student findStudentById(Integer stuId){
        return  studentMapper.findStudentById(stuId);
    }

    @CachePut(value ="student" )
    public int insertStudent(Student stu){
        return  studentMapper.insertStudent(stu);
    }

    @CachePut(value ="student" )
    public int updateStudent(Student stu){
        return  studentMapper.updateStudent(stu);
    }

    @Cacheable
    public List<Student> getStudents(){
        return  studentMapper.getStudents();
    }
}

测试

import com.ghgcn.mysb.chapter03.Chpater03Application;
import com.ghgcn.mysb.chapter03.entity.Student;
import com.ghgcn.mysb.chapter03.mapper.StudentMapper;
import com.ghgcn.mysb.chapter03.service.IStudentService;
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.SpringRunner;

import java.util.Date;

@RunWith(SpringRunner.class)
@SpringBootTest(classes = Chpater03Application.class)
public class Test1 {


    @Autowired
    private StudentMapper studentMapper;

    @Autowired
    private IStudentService studentService;

    @Test
    public void testStuMapper() {

        System.err.println("studentMapper  "+studentMapper);
    }


    @Test
    public void testStuMapperGetALL() {

        System.err.println("studentMapper  "+studentService.findAllStudents());
    }


    @Test
    public void testStuMapperGetId() {

        Student student = studentService.findStudentById(9);

        System.err.println("student  "+student);

        Student student2 = studentService.findStudentById(9);

        System.err.println("student2  "+student);
    }

    @Test
    public void testStuMapperInster() {

        Student student = new Student();
        student.setDob(new Date());
        student.setName("测试inster1");
        student.setEmail("test1@qq.com");
        System.err.println("studentMapper  "+studentService.insertStudent(student));
    }


    @Test
    public void testStuMapperUpdate() {
        Student student =studentService.findStudentById(9);

        student.setDob(new Date());
        student.setName("update1修改");
        student.setEmail("update1修改@qq.com");
        System.err.println("studentMapper  "+studentService.updateStudent(student));
    }
}

结果

image.png