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/** |
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$Id$ |
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Copyright (C) 2008 Nicklas Nordborg |
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This file is part of BASE - BioArray Software Environment. |
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Available at http://base.thep.lu.se/ |
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BASE is free software; you can redistribute it and/or |
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modify it under the terms of the GNU General Public License |
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as published by the Free Software Foundation; either version 3 |
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of the License, or (at your option) any later version. |
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|
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BASE is distributed in the hope that it will be useful, |
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but WITHOUT ANY WARRANTY; without even the implied warranty of |
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MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
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GNU General Public License for more details. |
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You should have received a copy of the GNU General Public License |
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along with BASE. If not, see <http://www.gnu.org/licenses/>. |
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*/ |
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package net.sf.basedb.util.collections; |
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import java.util.Collection; |
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import net.sf.basedb.core.BasicItem; |
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/** |
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Collection transformer implementation that extracts the ID from |
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{@link BasicItem}:s. |
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@author Nicklas |
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@version 2.10 |
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@base.modified $Date$ |
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*/ |
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public class BasicItemToIdTransformer |
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implements CollectionTransformer<BasicItem, Integer> |
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{ |
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|
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public BasicItemToIdTransformer() |
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{} |
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|
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/* |
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From the CollectionTransformer interface |
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---------------------------------------- |
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*/ |
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/** |
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Put the ID of each BasicItem in the source collection into the |
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destination collection. |
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@return The number of items added to the destination |
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*/ |
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@Override |
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public int transform(Collection<? extends BasicItem> source, Collection<? super Integer> destination) |
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{ |
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int added = 0; |
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for (BasicItem item : source) |
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{ |
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if (destination.add(item.getId())) added++; |
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} |
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return added; |
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} |
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// -------------------------------------------- |
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} |