Spring Boot 注解实现整合 Redis 作为缓存

springboot-mybatis-redis-annotation/src/main/java/org/spring/springboot/Application.java

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+package org.spring.springboot;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+
+/**
+ * Spring Boot 应用启动类
+ *
+ * Created by bysocket on 16/4/26.
+ */
+// Spring Boot 应用的标识
+@SpringBootApplication
+public class Application {
+
+    public static void main(String[] args) {
+        // 程序启动入口
+        // 启动嵌入式的 Tomcat 并初始化 Spring 环境及其各 Spring 组件
+        SpringApplication.run(Application.class,args);
+    }
+}

springboot-mybatis-redis-annotation/src/main/java/org/spring/springboot/domain/City.java

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+package org.spring.springboot.domain;
+
+import java.io.Serializable;
+
+/**
+ * 城市实体类
+ *
+ * Created by bysocket on 07/02/2017.
+ */
+public class City implements Serializable {
+
+    private static final long serialVersionUID = -1L;
+
+    /**
+     * 城市编号
+     */
+    private Long id;
+
+    /**
+     * 省份编号
+     */
+    private Long provinceId;
+
+    /**
+     * 城市名称
+     */
+    private String cityName;
+
+    /**
+     * 描述
+     */
+    private String description;
+
+    public City(Long id, Long provinceId, String cityName, String description) {
+        this.id = id;
+        this.provinceId = provinceId;
+        this.cityName = cityName;
+        this.description = description;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public Long getProvinceId() {
+        return provinceId;
+    }
+
+    public void setProvinceId(Long provinceId) {
+        this.provinceId = provinceId;
+    }
+
+    public String getCityName() {
+        return cityName;
+    }
+
+    public void setCityName(String cityName) {
+        this.cityName = cityName;
+    }
+
+    public String getDescription() {
+        return description;
+    }
+
+    public void setDescription(String description) {
+        this.description = description;
+    }
+
+    @Override
+    public String toString() {
+        return "City{" +
+                "id=" + id +
+                ", provinceId=" + provinceId +
+                ", cityName='" + cityName + '\'' +
+                ", description='" + description + '\'' +
+                '}';
+    }
+}

springboot-mybatis-redis-annotation/src/main/java/org/spring/springboot/service/CityService.java

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+package org.spring.springboot.service;
+
+import org.spring.springboot.domain.City;
+
+import java.util.List;
+
+/**
+ * 城市业务逻辑接口类
+ *
+ * Created by bysocket on 07/02/2017.
+ */
+public interface CityService {
+
+    /**
+     * 获取城市
+     *
+     */
+    City getCityByName(String cityName);
+
+    /**
+     * 新增城市信息
+     *
+     */
+    void saveCity(City city);
+
+    /**
+     * 更新城市信息
+     *
+     */
+    void updateCityDescription(String cityName, String description);
+
+}

springboot-mybatis-redis-annotation/src/main/java/org/spring/springboot/service/impl/CityServiceImpl.java

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+package org.spring.springboot.service.impl;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.spring.springboot.domain.City;
+import org.spring.springboot.service.CityService;
+import org.springframework.cache.annotation.CachePut;
+import org.springframework.cache.annotation.Cacheable;
+import org.springframework.stereotype.Service;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * 城市业务逻辑实现类
+ * <p>
+ * Created by bysocket on 07/02/2017.
+ */
+@Service
+public class CityServiceImpl implements CityService {
+
+
+    // 模拟数据库存储
+    private Map<String, City> cityMap = new HashMap<String, City>();
+
+    public void saveCity(City city){
+        // 模拟数据库插入操作
+        cityMap.put(city.getCityName(), city);
+    }
+
+    @Cacheable(value = "baseCityInfo")
+    public City getCityByName(String cityName){
+        // 模拟数据库查询并返回
+        return cityMap.get(cityName);
+    }
+
+    @CachePut(value = "baseCityInfo")
+    public void updateCityDescription(String cityName, String description){
+        City city = cityMap.get(cityName);
+        city.setDescription(description);
+        // 模拟更新数据库
+        cityMap.put(cityName, city);
+    }
+
+}