这里有新鲜出炉的 Redis 官方指南,程序狗速度看过来!
Redis Key-Value 数据库
Redis 是一个开源的使用 ANSI C 语言编写,支持网络,可基于内存亦可持久化的日志型,Key-Value 数据库,并提供多种语言的 API.
这篇文章主要介绍了 Java 链接 redis,小编觉得挺不错的,现在分享给大家,也给大家做个参考.一起跟随小编过来看看吧
要在 Java 程序中使用使用操作 Redis,需要确保有 Redis 的 Java 驱动程序和 Java 设置在机器上.现在,让我们来看看如何设置 Redis 的 Java 驱动程序.
需要下载 jedis.jar.请一定要下载它的最新版本.
需要包括 jedis.jar 到你的类路径中.
连接到 Redis 服务器
现在,让我们来编译和运行上面的程序来测试连接 Redis 服务器.你可以根据实际情况改变路径.这里假设 jedis.jar 的当前版本在当前路径中可用
import redis.clients.jedis.Jedis;
public class RedisJava {public static void main(String[] args) {
//Connecting to Redis server on localhost
Jedis jedis = new Jedis("localhost");
System.out.println("Connection to server sucessfully");
//check whether server is running or not
System.out.println("Server is running:"+jedis.ping());
}
}
Redis 和 Java 字符串实例
$javac RedisJava.java
$java RedisJava
Connection to server sucessfully
Server is running: PONG
现在,让我们编译并运行上述程序.
import redis.clients.jedis.Jedis;
public class RedisStringJava {
public static void main(String[] args) {
//Connecting to Redis server on localhost
Jedis jedis = new Jedis("localhost");
System.out.println("Connection to server sucessfully");
//set the data in redis string
jedis.set("tutorial-name", "Redis tutorial");
// Get the stored data and print it
System.out.println("Stored string in redis::"+ jedis.get("tutorial-name"));
}
}
Redis 和 Java 列表示例
$javac RedisStringJava.java
$java RedisStringJava
Connection to server sucessfully
Stored string in redis:: Redis tutorial
现在,让我们编译并运行上述程序.
import redis.clients.jedis.Jedis;
public class RedisListJava {
public static void main(String[] args) {
//Connecting to Redis server on localhost
Jedis jedis = new Jedis("localhost");
System.out.println("Connection to server sucessfully");
//store data in redis list
jedis.lpush("tutorial-list", "Redis");
jedis.lpush("tutorial-list", "Mongodb");
jedis.lpush("tutorial-list", "Mysql");
// Get the stored data and print it
List<String> list = jedis.lrange("tutorial-list", 0 ,5);
for(int i=0; i<list.size(); i++) {
System.out.println("Stored string in redis::"+list.get(i));
}
}
}
Redis 和 Java 的键实例
$javac RedisListJava.java
$java RedisListJava
Connection to server sucessfully
Stored string in redis:: Redis
Stored string in redis:: Mongodb
Stored string in redis:: Mysql
现在,让我们编译并运行上述程序.
import redis.clients.jedis.Jedis;
public class RedisKeyJava {
public static void main(String[] args) {
//Connecting to Redis server on localhost
Jedis jedis = new Jedis("localhost");
System.out.println("Connection to server sucessfully");
//store data in redis list
// Get the stored data and print it
List<String> list = jedis.keys("*");
for(int i=0; i<list.size(); i++) {
System.out.println("List of stored keys::"+list.get(i));
}
}
}
$javac RedisKeyJava.java
$java RedisKeyJava
Connection to server sucessfully
List of stored keys:: tutorial-name
List of stored keys:: tutorial-list
来源: http://www.phperz.com/article/18/0201/354664.html