ru.abstractmenus.api

Interface ValueExtractor

public interface ValueExtractor

Implementors of extractor accepts some object with placeholder and returns required data from this object

Method Summary

Modifier and Type	Method and Description
java.lang.String	extract(java.lang.Object obj, java.lang.String placeholder) Get some data from given object by placeholder.

Method Detail

extract

java.lang.String extract(java.lang.Object obj,
                         java.lang.String placeholder)

Get some data from given object by placeholder. You should cast object to required type first

Parameters:

obj - Any object

placeholder - Placeholder key. Example: "location_x"

Returns:

Resulting value in String format, or null