libraries/uowfile/src/main/java/org/qi4j/library/uowfile/internal/ConcurrentUoWFileModificationException.java

/*
 * Copyright 2011 Paul Merlin.
 *
 * 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.uowfile.internal;

import java.util.Collections;
import org.qi4j.api.entity.EntityComposite;
import org.qi4j.api.unitofwork.ConcurrentEntityModificationException;

public class ConcurrentUoWFileModificationException
    extends ConcurrentEntityModificationException
{
    private final Iterable<UoWFile> concurrentlyModifiedFiles;

    ConcurrentUoWFileModificationException( Iterable<UoWFile> concurrentlyModifiedFiles )
    {
        super( Collections.<EntityComposite>emptyList() );
        this.concurrentlyModifiedFiles = concurrentlyModifiedFiles;
    }

    public Iterable<UoWFile> concurrentlyModifiedUoWFiles()
    {
        return concurrentlyModifiedFiles;
    }

    @Override
    public String getMessage()
    {
        return "Files changed concurently: " + concurrentlyModifiedFiles;
    }
}