net.sf.mmm.util.query.api

Interface SingleQuery<E>

Type Parameters:

E - the generic type of the result.

All Superinterfaces:

Command, Query<E>

All Known Implementing Classes:

SingleQueryImpl

public interface SingleQuery<E>
extends Query<E>

This is the interface for a Query that can only match a single result.

Since:

8.0.0

Author:

hohwille

See Also:

executeRequired()

Method Summary

Modifier and Type	Method and Description
E	executeRequired()

Methods inherited from interface net.sf.mmm.util.query.api.Query

execute

Methods inherited from interface net.sf.mmm.util.query.api.Command

getSql

Method Detail

executeRequired

E executeRequired()
           throws ObjectNotFoundException

Returns:

the result of Query.execute() but never null.

Throws:

ObjectNotFoundException - if the query had no match.