[Update] RedisPoolCacheStore 优化代码;

src/main/java/net/lamgc/cgj/bot/cache/RedisPoolCacheStore.java

@@ -9,6 +9,7 @@ import redis.clients.jedis.*;
 import java.net.URI;
 import java.util.Date;
 import java.util.Objects;
+import java.util.Set;
 import java.util.function.Consumer;
 import java.util.function.Function;
 
@@ -50,29 +51,27 @@ public abstract class RedisPoolCacheStore<T> implements CacheStore<T> {
 
     @Override
     public void update(String key, T value, Date expire) {
-        Jedis jedis = jedisPool.getResource();
+        try (Jedis jedis = jedisPool.getResource()) {
             jedis.set(keyPrefix + key, parse(value));
             if(expire != null) {
                 jedis.pexpireAt(keyPrefix + key, expire.getTime());
                 log.debug("已设置Key {} 的过期时间(Expire: {})", key, expire.getTime());
             }
-        jedis.close();
+        }
     }
 
     @Override
     public T getCache(String key) {
-        Jedis jedis = jedisPool.getResource();
+        try (Jedis jedis = jedisPool.getResource()) {
-        T result = analysis(jedis.get(keyPrefix + key));
+            return analysis(jedis.get(keyPrefix + key));
-        jedis.close();
+        }
-        return result;
     }
 
     @Override
     public boolean exists(String key) {
-        Jedis jedis = jedisPool.getResource();
+        try (Jedis jedis = jedisPool.getResource()) {
-        boolean result = jedis.exists(keyPrefix + key);
+            return jedis.exists(keyPrefix + key);
-        jedis.close();
+        }
-        return result;
     }
 
     @Override
@@ -82,12 +81,18 @@ public abstract class RedisPoolCacheStore<T> implements CacheStore<T> {
 
     @Override
     public boolean clear() {
-        Jedis jedis = jedisPool.getResource();
+        try (Jedis jedis = jedisPool.getResource()) {
             String result = jedis.flushDB();
-        jedis.close();
             log.info("flushDB返回结果: {}", result);
             return true;
         }
+    }
+
+    public Set<String> keys() {
+        try (Jedis jedis = jedisPool.getResource()) {
+            return jedis.keys(keyPrefix + "*");
+        }
+    }
 
     /**
      * 转换方法