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/** |
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$Id$ |
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Copyright (C) 2009 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.bfs; |
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import java.io.IOException; |
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import java.io.OutputStream; |
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import net.sf.basedb.core.DbControl; |
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import net.sf.basedb.core.Directory; |
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import net.sf.basedb.core.File; |
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/** |
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Generic implementation of a data writer factory that create |
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files in the BASE file system. |
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|
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@author Nicklas |
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@version 2.15 |
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@base.modified $Date$ |
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*/ |
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public class GenericBaseDataWriterFactory<T> |
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extends AbstractDataWriterFactory<T> |
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{ |
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private final DbControl dc; |
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private final Directory dir; |
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|
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/** |
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Create a new factory that creates files in the given |
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directory. The directory should already exist. |
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@param dir The directory to create files in |
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*/ |
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public GenericBaseDataWriterFactory(DbControl dc, Directory dir, |
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FilenameGenerator<T> filenameGenerator) |
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throws IOException |
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{ |
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super(filenameGenerator); |
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if (dir == null) throw new NullPointerException("dir"); |
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this.dc = dc; |
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this.dir = dir; |
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} |
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|
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/** |
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Create a new file in the data directory with the given file |
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name. |
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*/ |
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@Override |
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protected OutputStream getOutputStream(String filename) |
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throws IOException |
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{ |
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File file = File.getFile(dc, dir, filename, true); |
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file.setName(filename); |
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setFileProperties(file); |
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if (!file.isInDatabase()) dc.saveItem(file); |
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return file.getUploadStream(false); |
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} |
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|
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/** |
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Set file properties on the newly created file object. The default |
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implementation sets the character set to UTF-8 and the MIME type |
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to text/plain. A subclass may override this method to set other |
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properties. |
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@param file The new file |
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*/ |
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protected void setFileProperties(File file) |
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{ |
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file.setCharacterSet("UTF-8"); |
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file.setMimeType("text/plain"); |
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} |
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} |