Group.java

/*
* Copyright 2012, CMM, University of Queensland.
*
* This file is part of Paul.
*
* Paul 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 3 of the License, or
* (at your option) any later version.
*
* Paul 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 Paul. If not, see <http://www.gnu.org/licenses/>.
*/
package au.edu.uq.cmm.paul.grabber;

import java.util.ArrayList;
import java.util.Iterator;
import java.util.List;

public class Group implements Comparable<Group> {
    private final String basePathname;
    DatasetMetadata inFolder;
    private List<DatasetMetadata> allInDatabase = new ArrayList<DatasetMetadata>();
    
    public Group(String basePathname) {
        super();
        this.basePathname = basePathname;
    }

    public final String getBasePathname() {
        return basePathname;
    }

    public final DatasetMetadata getInFolder() {
        return inFolder;
    }

    public final List<DatasetMetadata> getAllInDatabase() {
        return allInDatabase;
    }
    
    public final List<DecoratedDatasetMetadata> getAllDecorated() {
        List<DecoratedDatasetMetadata> res = 
                new ArrayList<DecoratedDatasetMetadata>(allInDatabase.size() + 1);
        if (inFolder != null) {
            res.add(new DecoratedDatasetMetadata(inFolder, inFolder, this));
        }
        for (DatasetMetadata dataset : allInDatabase) {
            res.add(new DecoratedDatasetMetadata(dataset, inFolder, this));
        }
        return res;
    }
    
    public final boolean isUnmatchedInDatabase() {
        return getMatchedDataset() == null;
    }
    
    public final DatasetMetadata getMatchedDataset() {
        if (inFolder != null) {
            for (DatasetMetadata dataset : allInDatabase) {
                if (Analyser.matches(dataset, inFolder)) {
                    return dataset;
                }
            }
        }
        return null;
    }

    public final boolean isDuplicatesInDatabase() {
        if (inFolder == null) {
            return false;
        }
        int count = 0;
        for (DatasetMetadata dataset : allInDatabase) {
            if (Analyser.matches(dataset, inFolder)) {
                count++;
            }
        }
        return count > 1;
    }
    
    public final void setInFolder(DatasetMetadata inFolder) {
        this.inFolder = inFolder;
    }
    
    public final void addInDatabase(DatasetMetadata inDatabase) {
        this.allInDatabase.add(inDatabase);
    }

    @Override
    public int compareTo(Group o) {
        return basePathname.compareTo(o.getBasePathname());
    }

    public DatasetMetadata getLatestInDatabase() {
        Iterator<DatasetMetadata> it = allInDatabase.iterator();
        if (it.hasNext()) {
            DatasetMetadata latest = it.next();
            while (it.hasNext()) {
                DatasetMetadata dataset = it.next();
                if (dataset.getUpdateTimestamp().getTime() > latest.getUpdateTimestamp().getTime()) {
                    latest = dataset;
                }
            }
            return latest;
        } else {
            return null;
        }
    }

    @Override
    public String toString() {
        return "Group [basePathname=" + basePathname + ", inFolder=" + inFolder
                + ", allInDatabase=" + allInDatabase + "]";
    }
}