001    /*
002     * JBoss DNA (http://www.jboss.org/dna)
003     * See the COPYRIGHT.txt file distributed with this work for information
004     * regarding copyright ownership.  Some portions may be licensed
005     * to Red Hat, Inc. under one or more contributor license agreements.
006    * See the AUTHORS.txt file in the distribution for a full listing of 
007    * individual contributors.
008     *
009     * JBoss DNA is free software. Unless otherwise indicated, all code in JBoss DNA
010     * is licensed to you under the terms of the GNU Lesser General Public License as
011     * published by the Free Software Foundation; either version 2.1 of
012     * the License, or (at your option) any later version.
013     *
014     * JBoss DNA is distributed in the hope that it will be useful,
015     * but WITHOUT ANY WARRANTY; without even the implied warranty of
016     * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the GNU
017     * Lesser General Public License for more details.
018     *
019     * You should have received a copy of the GNU Lesser General Public
020     * License along with this software; if not, write to the Free
021     * Software Foundation, Inc., 51 Franklin St, Fifth Floor, Boston, MA
022     * 02110-1301 USA, or see the FSF site: http://www.fsf.org.
023     */
024    package org.jboss.dna.sequencer.msoffice;
025    
026    
027    import java.io.InputStream;
028    import org.apache.poi.poifs.eventfilesystem.*;
029    
030    
031    /**
032     * Utility for extracting metadata from Excel files
033     * @author Michael Trezzi
034     */
035    public class MSOfficeMetadataReader {
036    
037         public static MSOfficeMetadata instance( InputStream stream ) {
038            try {
039                POIFSReader r = new POIFSReader();
040                MSOfficeMetadata MSOfficeMetadataListener = new MSOfficeMetadata();
041                r.registerListener(MSOfficeMetadataListener, "\005SummaryInformation");
042                r.read(stream);
043                return MSOfficeMetadataListener;
044            } catch (Exception e) {
045                e.printStackTrace();
046                return null;
047            }
048        }
049    
050    }