Creating FactoryInstantiationService

Author: ldecheverz-split

client/src/main/java/io/split/client/SplitFactoryImpl.java

@@ -72,19 +72,7 @@ public class SplitFactoryImpl implements SplitFactory {
     public SplitFactoryImpl(String apiToken, SplitClientConfig config) throws URISyntaxException {
         _apiToken = apiToken;
 
-        if (USED_API_TOKENS.contains(apiToken)) {
-            String message = String.format("factory instantiation: You already have %s with this API Key. " +
-                    "We recommend keeping only one instance of the factory at all times (Singleton pattern) and reusing " +
-                    "it throughout your application.",
-                    USED_API_TOKENS.count(apiToken) == 1 ? "1 factory" : String.format("%s factories", USED_API_TOKENS.count(apiToken)));
-            _log.warn(message);
-        } else if (!USED_API_TOKENS.isEmpty()) {
-            String message = "factory instantiation: You already have an instance of the Split factory. " +
-                    "Make sure you definitely want this additional instance. We recommend keeping only one instance of " +
-                    "the factory at all times (Singleton pattern) and reusing it throughout your application.“";
-            _log.warn(message);
-        }
-        USED_API_TOKENS.add(apiToken);
+        FactoryInstantiationsService.getFactoryInstantiationsServiceInstance().addToken(apiToken);
 
         if (config.blockUntilReady() == -1) {
             //BlockUntilReady not been set
@@ -209,7 +197,7 @@ public void destroy() {
         synchronized (SplitFactoryImpl.class) {
             if (!isTerminated) {
                 destroyer.run();
-                USED_API_TOKENS.remove(_apiToken);
+                FactoryInstantiationsService.getFactoryInstantiationsServiceInstance().removeToken(_apiToken);
                 isTerminated = true;
             }
         }