使用Redis做集中式缓存

Chapter4-4-2/src/main/java/com/didispace/Application.java

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+package com.didispace;
+
+import org.springframework.boot.SpringApplication;
+import org.springframework.boot.autoconfigure.SpringBootApplication;
+import org.springframework.cache.annotation.EnableCaching;
+
+/**
+ * @author 程序猿DD
+ * @version 1.0.0
+ * @date 16/3/23 下午2:34.
+ * @blog http://blog.didispace.com
+ */
+@SpringBootApplication
+@EnableCaching
+public class Application {
+
+	public static void main(String[] args) {
+		SpringApplication.run(Application.class, args);
+	}
+
+}

Chapter4-4-2/src/main/java/com/didispace/domain/User.java

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+package com.didispace.domain;
+
+import javax.persistence.Column;
+import javax.persistence.Entity;
+import javax.persistence.GeneratedValue;
+import javax.persistence.Id;
+import java.io.Serializable;
+
+/**
+ * @author 程序猿DD
+ * @version 1.0.0
+ * @date 16/3/21 下午3:35.
+ * @blog http://blog.didispace.com
+ */
+@Entity
+public class User implements Serializable {
+
+    @Id
+    @GeneratedValue
+    private Long id;
+
+    @Column(nullable = false)
+    private String name;
+
+    @Column(nullable = false)
+    private Integer age;
+
+    public User(){}
+
+    public User(String name, Integer age) {
+        this.name = name;
+        this.age = age;
+    }
+
+    public Long getId() {
+        return id;
+    }
+
+    public void setId(Long id) {
+        this.id = id;
+    }
+
+    public String getName() {
+        return name;
+    }
+
+    public void setName(String name) {
+        this.name = name;
+    }
+
+    public Integer getAge() {
+        return age;
+    }
+
+    public void setAge(Integer age) {
+        this.age = age;
+    }
+
+}

Chapter4-4-2/src/main/java/com/didispace/domain/UserRepository.java

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+package com.didispace.domain;
+
+import org.springframework.cache.annotation.CacheConfig;
+import org.springframework.cache.annotation.CachePut;
+import org.springframework.cache.annotation.Cacheable;
+import org.springframework.data.jpa.repository.JpaRepository;
+
+
+/**
+ * @author 程序猿DD
+ * @version 1.0.0
+ * @date 16/3/23 下午2:34.
+ * @blog http://blog.didispace.com
+ */
+@CacheConfig(cacheNames = "users")
+public interface UserRepository extends JpaRepository<User, Long> {
+
+    @Cacheable(key = "#p0")
+    User findByName(String name);
+
+    @CachePut(key = "#p0.name")
+    User save(User user);
+
+}

Chapter4-4-2/src/main/resources/application.properties

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+spring.datasource.url=jdbc:mysql://localhost:3306/test
+spring.datasource.username=root
+spring.datasource.password=123456
+spring.datasource.driver-class-name=com.mysql.jdbc.Driver
+
+spring.jpa.properties.hibernate.hbm2ddl.auto=create-drop
+spring.jpa.properties.hibernate.show_sql=true
+
+spring.redis.host=localhost
+spring.redis.port=6379
+spring.redis.pool.max-idle=8
+spring.redis.pool.min-idle=0
+spring.redis.pool.max-active=8
+spring.redis.pool.max-wait=-1
+