public static void registerCustomSerializer(String className, CustomSerializer serializer) {
        CustomSerializer prevSerializer = classCustomSerializer.putIfAbsent(className, serializer);
        if (prevSerializer != null) {
            throw new RuntimeException("CustomSerializer has been registered for class: "
                                       + className + ", the custom serializer is: "
                                       + prevSerializer.getClass().getName());
        }
    }
public static void registerCustomSerializer(String className, CustomSerializer serializer) {
        CustomSerializer prevSerializer = classCustomSerializer.putIfAbsent(className, serializer);
        if (prevSerializer != null) {
            throw new RuntimeException("CustomSerializer has been registered for class: "
                                       + className + ", the custom serializer is: "
                                       + prevSerializer.getClass().getName());
        }
    }
public static void registerCustomSerializer ( String className , CustomSerializer serializer ) { CustomSerializer prevSerializer = classCustomSerializer . putIfAbsent ( className , serializer ) ; if ( prevSerializer != null ) { throw new RuntimeException ( "CustomSerializer has been registered for class: " + className + ", the custom serializer is: " + prevSerializer . getClass ( ) . getName ( ) ) ; } }
Register custom serializer for class name.

@param className
@param serializer
@return
Register custom serializer for class name .