/*
*------------------------------------------------------------------------------
* Copyright (C) 2014 University of Dundee. All rights reserved.
*
*
* This program is free software; you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; either version 2 of the License, or
* (at your option) any later version.
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 51 Franklin Street, Fifth Floor, Boston, MA 02110-1301 USA.
*
*------------------------------------------------------------------------------
*/
package org.openmicroscopy.shoola.agents.metadata;
import java.util.ArrayList;
import java.util.Collection;
import java.util.List;
import java.util.Set;
import org.apache.commons.collections.CollectionUtils;
import com.google.common.collect.HashMultimap;
import omero.gateway.model.DataObject;
import omero.gateway.model.FileAnnotationData;
/**
* Holds the result of a FileAnnotationCheck, i.e.
* the {@link DataObject}s each {@link FileAnnotationData} is linked to
*
* @author Dominik Lindner
* <a href="mailto:d.lindner@dundee.ac.uk">d.lindner@dundee.ac.uk</a>
* @since 5.0
*/
public class FileAnnotationCheckResult {
/** Map holding the results; */
private HashMultimap<FileAnnotationData, DataObject> linkMap = HashMultimap.create();
/** The DataObjects from which the FileAnnotations should be removed */
private List<DataObject> referenceObjects;
/**
* Creates a new instance
*/
public FileAnnotationCheckResult() {
}
/**
* Creates a new instance
* @param referenceObjects The DataObjects from which the FileAnnotations should be removed
*/
public FileAnnotationCheckResult(List<DataObject> referenceObjects) {
this.referenceObjects = referenceObjects;
}
/**
* Get all {@link DataObject}s the given {@link FileAnnotationData} is linked to.
* This method will never return null, but rather will return an empty list.
* @param fd The {@link FileAnnotationData}
* @return See above.
*/
public Set<DataObject> getLinks(FileAnnotationData fd) {
return linkMap.get(fd);
}
/**
* Add {@link DataObject}s the given {@link FileAnnotationData} object is linked to.
* @param fd The {@link FileAnnotationData}
* @param links The {@link DataObject}s fd is linked to
*/
public void addLinks(FileAnnotationData fd, List<DataObject> links) {
linkMap.putAll(fd, links);
}
/**
* Get the {@link FileAnnotationData} which can be deleted, e. g. are not
* referenced anywhere else
*
* @return See above.
*/
public List<FileAnnotationData> getDeleteCandidates() {
List<FileAnnotationData> result = new ArrayList<FileAnnotationData>();
for (FileAnnotationData fd : linkMap.keySet()) {
Set<DataObject> parents = linkMap.get(fd);
if(CollectionUtils.isEmpty(referenceObjects) && parents.size()==1) {
result.add(fd);
}
else if (containsAll(referenceObjects, parents)) {
result.add(fd);
}
}
return result;
}
/**
* Get all {@link FileAnnotationData}.
* @return See above.
*/
public Set<FileAnnotationData> getAllAnnotations() {
return linkMap.keySet();
}
/**
* Checks if all DataObjects of collB are included in collA
*
* @param collA
* @param collB
* @return See above.
*/
boolean containsAll(Collection<DataObject> collA,
Collection<DataObject> collB) {
for (DataObject b : collB) {
boolean contains = false;
for (DataObject a : collA) {
if (a.getClass().equals(b.getClass()) && a.getId() == b.getId()) {
contains = true;
break;
}
}
if (!contains) {
return false;
}
}
return true;
}
}