public Tuple set(Enum<?> eval, String val) {
        set(eval, (Object) val);
        return this;
    }
public Tuple set ( Enum < ? > eval , String val ) { set ( eval , ( Object ) val ) ; return this ; }
Sets a value at a specific position in the tuple.

@param eval the enum which is used to determine the index for the set operation
@param val  the value to set
@return a handle to this object to enable builder operations
@see #set(Enum, Object) for more info
@deprecated use {@link #setString(Enum, String)} instead