package water.api;

import com.google.gson.JsonObject;
import water.util.Log;
import water.util.RemoveAllKeysTask;

public class RemoveAll extends JSONOnlyRequest {
  @Override
  protected Response serve() {
    try {
      Log.info("Removing all keys for the cluster");
      RemoveAllKeysTask collector = new RemoveAllKeysTask();
      collector.invokeOnAllNodes();
    } catch( Exception e ) {
      return Response.error(e.getMessage());
    }

    JsonObject response = new JsonObject();
    return Response.done(response);
  }
}

@@ -158,16 +158,217 @@
 quest %7B%0A
+  @Override public RequestServer.API_VERSION%5B%5D supportedVersions() %7B return SUPPORTS_ONLY_V2; %7D%0A  @Override protected void registered(RequestServer.API_VERSION version) %7B super.registered(version); %7D%0A%0A
   @Overr

Make RemoveAll a /2 thing.