rename and remove dead code

modules/swagger-codegen/src/main/resources/JavaSpring/apiController.mustache

@@ -0,0 +1,44 @@
+package {{package}};
+
+{{^java8}}
+{{#imports}}import {{import}};
+{{/imports}}
+
+import io.swagger.annotations.*;
+
+import org.springframework.http.HttpStatus;
+import org.springframework.http.ResponseEntity;
+{{/java8}}
+import org.springframework.stereotype.Controller;
+{{^java8}}
+import org.springframework.web.bind.annotation.PathVariable;
+import org.springframework.web.bind.annotation.RequestBody;
+import org.springframework.web.bind.annotation.RequestHeader;
+import org.springframework.web.bind.annotation.RequestParam;
+import org.springframework.web.bind.annotation.RequestPart;
+import org.springframework.web.multipart.MultipartFile;
+
+import java.util.List;
+{{#async}}
+import java.util.concurrent.Callable;
+{{/async}}{{/java8}}
+
+{{>generatedAnnotation}}
+@Controller
+{{#operations}}
+public class {{classname}}Controller implements {{classname}} {
+{{^java8}}{{#operation}}
+    public {{#async}}Callable<{{/async}}ResponseEntity<{{>returnTypes}}>{{#async}}>{{/async}} {{operationId}}({{#allParams}}{{>queryParams}}{{>pathParams}}{{>headerParams}}{{>bodyParams}}{{>formParams}}{{#hasMore}},
+        {{/hasMore}}{{/allParams}}) {
+        // do some magic!{{^async}}
+        return new ResponseEntity<{{>returnTypes}}>(HttpStatus.OK);{{/async}}{{#async}}
+        return new Callable<ResponseEntity<{{>returnTypes}}>>() {
+            @Override
+            public ResponseEntity<{{>returnTypes}}> call() throws Exception {
+                return new ResponseEntity<{{>returnTypes}}>(HttpStatus.OK);
+            }
+        };{{/async}}
+    }
+{{/operation}}{{/java8}}
+}
+{{/operations}}