added warm up process to improve usage performance

redisson/src/main/java/org/redisson/Redisson.java

@@ -74,6 +74,7 @@ import org.redisson.liveobject.provider.ResolverProvider;
 import org.redisson.pubsub.SemaphorePubSub;
 
 import io.netty.util.internal.PlatformDependent;
+import org.redisson.misc.RedissonObjectFactory;
 
 /**
  * Main infrastructure class allows to get access
@@ -84,6 +85,11 @@ import io.netty.util.internal.PlatformDependent;
  */
 public class Redisson implements RedissonClient {
 
+    static {
+        RedissonObjectFactory.warmUp();
+        RedissonReference.warmUp();
+    }
+    
     protected final EvictionScheduler evictionScheduler;
     protected final CommandExecutor commandExecutor;
     protected final ConnectionManager connectionManager;

redisson/src/main/java/org/redisson/RedissonReference.java

@@ -62,6 +62,8 @@ public class RedissonReference {
         reactiveMap.makeImmutable();
     }
 
+    public static void warmUp() {}
+
     private String type;
     private String keyName;
     private String codec;

redisson/src/main/java/org/redisson/misc/RedissonObjectFactory.java

@@ -216,4 +216,6 @@ public class RedissonObjectFactory {
         }
         throw new ClassNotFoundException("No RObject is found to match class type of " + (expectedType != null ? expectedType.getName() : "null") + " with codec type of " + (codec != null ? codec.getClass().getName() : "null"));
     }
+
+    public static void warmUp() {}
 }