code: public ServiceFuture<VirtualMachineExtensionImageInner> getAsync(String location, String publisherName, String type, String version, final ServiceCallback<VirtualMachineExtensionImageInner> serviceCallback) {
          return ServiceFuture.fromResponse(getWithServiceResponseAsync(location, publisherName, type, version), serviceCallback);
      }
docs: Gets a virtual machine extension image.
  
  @param location The name of a supported Azure region.
  @param publisherName the String value
  @param type the String value
  @param version the String value
  @param serviceCallback the async ServiceCallback to handle successful and failed responses.
  @throws IllegalArgumentException thrown if parameters fail the validation
  @return the {@link ServiceFuture} object