private void addActionToIntentBuilder(
      EIntentServiceHolder holder,
      ExecutableElement executableElement,
      String methodName,
      JFieldVar actionKeyField) {
    JMethod method =
        holder.getIntentBuilderClass().method(PUBLIC, holder.getIntentBuilderClass(), methodName);
    JBlock body = method.body();

    // setAction
    body.invoke("action").arg(actionKeyField);

    // For each method params, we get put value into extras
    List<? extends VariableElement> methodParameters = executableElement.getParameters();
    if (methodParameters.size() > 0) {

      // Extras params
      for (VariableElement param : methodParameters) {
        String paramName = param.getSimpleName().toString();
        JClass parameterClass = codeModelHelper.typeMirrorToJClass(param.asType(), holder);

        JFieldVar paramVar = getStaticExtraField(holder, paramName);
        JVar methodParam = method.param(parameterClass, paramName);

        JMethod putExtraMethod =
            holder.getIntentBuilder().getPutExtraMethod(param.asType(), paramName, paramVar);
        body.invoke(putExtraMethod).arg(methodParam);
      }
    }
    body._return(JExpr._this());
  }