net.walend.lyophil
Interface ClassDigger

All Superinterfaces:

Digger

All Known Implementing Classes:

EJBClassDigger, JDBCClassDigger, MemClassDigger

public interface ClassDigger

extends Digger

This optional interface returns Sets and Iterators of Freezables that implement a given interface or subinterface.

Since:

20010111

Author:

David Walend

Method Summary

int	countByClass(java.lang.Class interf) Count the number of freezables that implement this interf.
SetOfFreezables	findByClass(java.lang.Class interf) Returns the Set of Freezables in the Freezer that can be cast to interf.

Method Detail

countByClass

public int countByClass(java.lang.Class interf)

Count the number of freezables that implement this interf.

findByClass

public SetOfFreezables findByClass(java.lang.Class interf)

Returns the Set of Freezables in the Freezer that can be cast to interf.

Throws:

PersistenceFailureException