add parse redis url

Author: litongjava

docs/zh/14_jfinal-plugins/03.md

@@ -86,6 +86,63 @@ public class RedisPluginConfig {
 
 ```
 
+### 解析 redis_url
+
+```
+REDIS_URL=redis://default:@127.0.0.1:6379
+```
+
+```
+import com.litongjava.jfinal.aop.annotation.AConfiguration;
+import com.litongjava.jfinal.aop.annotation.AInitialization;
+import com.litongjava.jfinal.plugin.redis.Cache;
+import com.litongjava.jfinal.plugin.redis.Redis;
+import com.litongjava.jfinal.plugin.redis.RedisPlugin;
+import com.litongjava.tio.boot.server.TioBootServer;
+import com.litongjava.tio.utils.dsn.RedisInfo;
+import com.litongjava.tio.utils.dsn.RedisUrlParser;
+import com.litongjava.tio.utils.environment.EnvironmentUtils;
+
+import lombok.extern.slf4j.Slf4j;
+import redis.clients.jedis.Jedis;
+
+@AConfiguration
+@Slf4j
+public class RedisPluginConfig {
+
+  @AInitialization
+  public void redisPlugin() {
+    String redisUrl = EnvironmentUtils.get("REDIS_URL");
+    if (redisUrl == null) {
+      return;
+    }
+    RedisInfo redisInfo = new RedisUrlParser().parse(redisUrl);
+    int redistimeout = EnvironmentUtils.getInt("redis.timeout", 60);
+    int redisDatabase = EnvironmentUtils.getInt("redis.database", 0);
+    String cacheName = EnvironmentUtils.get("redis.cacheName", "main");
+
+    // 创建并启动 Redis 插件
+    RedisPlugin mainRedis = new RedisPlugin(cacheName, redisInfo.getHost(), redisInfo.getPort(), redistimeout,
+        redisInfo.getPswd(), redisDatabase);
+
+    mainRedis.start();
+
+    // 测试连接
+    Cache cache = Redis.use(cacheName);
+
+    Jedis jedis = cache.getJedis();
+    try {
+      jedis.connect();
+      log.info("connect redis successful");
+    } catch (Exception e) {
+      e.printStackTrace();
+    }
+
+    TioBootServer.me().addDestroyMethod(mainRedis::stop);
+  }
+}
+```
+
 ### 控制器
 
 `RedisTestController` 包含三个方法，每个方法都演示了如何使用 Redis 进行不同类型的操作。以下是对每个方法的详细解释：