libraries/validation/src/main/java/org/qi4j/library/validation/UoWCallbackValidatableMixin.java

/*  Copyright 2009 Rickard Öberg.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *  
 * http://www.apache.org/licenses/LICENSE-2.0
 * 
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or
 * implied.
 * 
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
package org.qi4j.library.validation;

import org.qi4j.api.injection.scope.This;
import org.qi4j.api.unitofwork.UnitOfWorkCallback;
import org.qi4j.api.unitofwork.UnitOfWorkCompletionException;

public class UoWCallbackValidatableMixin
    implements UnitOfWorkCallback
{
    @This private Validatable validatable;

    public void beforeCompletion() throws UnitOfWorkCompletionException
    {
        try
        {
            validatable.checkValid();
        }
        catch( ValidationException e )
        {
            throw (UnitOfWorkCompletionException) new UnitOfWorkCompletionException( "Validation failed" ).initCause( e );
        }
    }

    public void afterCompletion( UnitOfWorkStatus status )
    {
    }
}