diff --git a/src/ts/@overflow/commons/core/reflect/accessible_object.ts b/src/ts/@overflow/commons/core/reflect/accessible_object.ts
index 81c609d..ae7c4f1 100644
--- a/src/ts/@overflow/commons/core/reflect/accessible_object.ts
+++ b/src/ts/@overflow/commons/core/reflect/accessible_object.ts
@@ -1,5 +1,6 @@
 import {
   ClassType,
+  TypeUtil,
 } from '@overflow/commons/core/type';
 
 import {
@@ -8,14 +9,14 @@ import {
  } from '@overflow/commons/core/reflect';
 
 export abstract class AccessibleObject implements AnnotatedElement {
-  private _annotations: Map<any, Annotation>;
+  private _annotations: Map<ClassType, Annotation>;
 
   protected constructor() {
     this._annotations = new Map();
   }
 
   public _addAnnotation<AnnotationType extends Annotation>(annotation: AnnotationType): void {
-    this._annotations.set((<any>annotation).prototype, annotation);
+    this._annotations.set(TypeUtil.getClass(annotation), annotation);
   }
 
   public isAnnotationPresent<AnnotationType extends Annotation>(annotationClass: ClassType<AnnotationType>): boolean {
@@ -23,10 +24,10 @@ export abstract class AccessibleObject implements AnnotatedElement {
   }
 
   public getOwnAnnotation<AnnotationType extends Annotation>(annotationClass: ClassType<AnnotationType>): AnnotationType {
-    return <AnnotationType>this._annotations.get(annotationClass.prototype);
+    return <AnnotationType>this._annotations.get(annotationClass);
   }
 
-  public getOwnAnnotations(): Map<any, Annotation> {
+  public getOwnAnnotations(): Map<ClassType, Annotation> {
     return this._annotations;
   }
 
@@ -34,7 +35,7 @@ export abstract class AccessibleObject implements AnnotatedElement {
     return this.getOwnAnnotation(annotationClass);
   }
 
-  public getAnnotations(): Map<any, Annotation> {
+  public getAnnotations(): Map<ClassType, Annotation> {
     return this.getOwnAnnotations();
   }
 
diff --git a/src/ts/@overflow/commons/core/reflect/annotated_element.ts b/src/ts/@overflow/commons/core/reflect/annotated_element.ts
index 7c8cb1d..a5dcc17 100644
--- a/src/ts/@overflow/commons/core/reflect/annotated_element.ts
+++ b/src/ts/@overflow/commons/core/reflect/annotated_element.ts
@@ -11,7 +11,7 @@ export interface AnnotatedElement {
 
   isAnnotationPresent<AnnotationType extends Annotation>(annotationClass: ClassType<AnnotationType>): boolean;
   getOwnAnnotation<AnnotationType extends Annotation>(annotationClass: ClassType<AnnotationType>): AnnotationType;
-  getOwnAnnotations(): Map<any, Annotation>;
+  getOwnAnnotations(): Map<ClassType, Annotation>;
   getAnnotation<AnnotationType extends Annotation>(annotationClass: ClassType<AnnotationType>): AnnotationType;
-  getAnnotations(): Map<any, Annotation>;
+  getAnnotations(): Map<ClassType, Annotation>;
 }
diff --git a/src/ts/@overflow/commons/core/reflect/annotation.ts b/src/ts/@overflow/commons/core/reflect/annotation.ts
index 43b1c87..3f0b0f7 100644
--- a/src/ts/@overflow/commons/core/reflect/annotation.ts
+++ b/src/ts/@overflow/commons/core/reflect/annotation.ts
@@ -10,3 +10,8 @@ export interface Annotation {
                       descriptor: TypedPropertyDescriptor<T>): TypedPropertyDescriptor<T> | void;
   parameterDecorator?(target: Object, propertyKey: PropertyKeyType, parameterIndex: number): void;
 }
+
+export abstract class Annotation {
+}
+
+export default Annotation;
diff --git a/src/ts/@overflow/commons/core/reflect/constructor.ts b/src/ts/@overflow/commons/core/reflect/constructor.ts
index 3891078..1aceae2 100644
--- a/src/ts/@overflow/commons/core/reflect/constructor.ts
+++ b/src/ts/@overflow/commons/core/reflect/constructor.ts
@@ -1,19 +1,19 @@
-import {
-  PropertyKeyType,
-} from '@overflow/commons/core/type';
+// import {
+//   PropertyKeyType,
+// } from '@overflow/commons/core/type';
 
-import {
-  Class,
-  Executable,
- } from '@overflow/commons/core/reflect';
+// import {
+//   Class,
+//   Executable,
+//  } from '@overflow/commons/core/reflect';
 
-export class Constructor extends Executable {
+// export class Constructor extends Executable {
 
-  public constructor(declaringClazz: Class, parameterTypes: any[]) {
-    super(declaringClazz, parameterTypes);
-  }
+//   public constructor(declaringClazz: Class, parameterTypes: any[]) {
+//     super(declaringClazz, parameterTypes);
+//   }
 
-  public getName(): PropertyKeyType {
-    return this.getDeclaringClass().getName();
-  }
-}
+//   public getName(): PropertyKeyType {
+//     return this.getDeclaringClass().getName();
+//   }
+// }
diff --git a/src/ts/@overflow/commons/redux/lpc_reducer.ts b/src/ts/@overflow/commons/redux/lpc_reducer.ts
index 627a99c..d21852a 100644
--- a/src/ts/@overflow/commons/redux/lpc_reducer.ts
+++ b/src/ts/@overflow/commons/redux/lpc_reducer.ts
@@ -59,7 +59,7 @@ export default class LPCReducer {
       }
       console.log(`actionMapping-value: ${ama.attributes.value}`);
 
-      clazz.getMethods().forEach(method => {
+      clazz.getOwnMethods().forEach(method => {
         let restAPIAnnotation: RestAPIAnnotation = method.getOwnAnnotation(RestAPIAnnotation);
         let rpcAPIAnnotation: RpcAPIAnnotation = method.getOwnAnnotation(RpcAPIAnnotation);
         if (restAPIAnnotation) {