ch.jalu.datasourcecolumns

Interface DependentColumn<T,C,D>

All Superinterfaces:

Column<T,C>

public interface DependentColumn<T,C,D>
extends Column<T,C>

Column whose value may be derived from an external object.

Method Summary

Modifier and Type	Method and Description
T	getValueFromDependent(D dependent) Gets the value associated with this column from the given dependent object.

Methods inherited from interface ch.jalu.datasourcecolumns.Column

getType, isColumnUsed, resolveName, useDefaultForNullValue

Method Detail

getValueFromDependent

T getValueFromDependent(D dependent)

Gets the value associated with this column from the given dependent object. This is typically used when you have an object representing your data source layout; implementing this method will allow you to pass such an object with the columns of your wish to specify which values should be changed / inserted.

Parameters:

dependent - the dependent to get the value from

Returns:

the value from the dependent, may be null