get the store value if this is unchanged . otherwise null is returned . concode_field_sep DATATYPE m_aObj concode_elem_sep EChange m_eChange concode_field_sep ChangeWithValue<DATATYPE> createUnchanged concode_elem_sep boolean isUnchanged concode_elem_sep DATATYPE getIfUnchanged concode_elem_sep boolean isSet concode_elem_sep boolean isChanged concode_elem_sep int hashCode concode_elem_sep DATATYPE get concode_elem_sep boolean equals concode_elem_sep ChangeWithValue<DATATYPE> createChanged concode_elem_sep String toString concode_elem_sep DATATYPE getIfChanged concode_elem_sep DATATYPE getIfChangedOrNull
DATATYPE function ( ) { return getIfUnchanged ( null ) ; }