mirror of
https://github.com/Alfresco/alfresco-community-repo.git
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8ff9ac5ae8
git-svn-id: https://svn.alfresco.com/repos/alfresco-enterprise/alfresco/HEAD/root@20632 c4b6b30b-aa2e-2d43-bbcb-ca4b014f7261
111 lines
3.9 KiB
Java
111 lines
3.9 KiB
Java
/*
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* Copyright (C) 2005-2010 Alfresco Software Limited.
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*
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* This file is part of Alfresco
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*
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* Alfresco is free software: you can redistribute it and/or modify
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* it under the terms of the GNU Lesser General Public License as published by
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* the Free Software Foundation, either version 3 of the License, or
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* (at your option) any later version.
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*
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* Alfresco 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 Lesser General Public License for more details.
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*
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* You should have received a copy of the GNU Lesser General Public License
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* along with Alfresco. If not, see <http://www.gnu.org/licenses/>.
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*/
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package org.alfresco.repo.content.metadata;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.Serializable;
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import java.util.Arrays;
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import java.util.HashSet;
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import java.util.Map;
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import org.alfresco.repo.content.MimetypeMap;
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import org.alfresco.service.cmr.repository.ContentReader;
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import org.apache.tika.metadata.Metadata;
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import org.apache.tika.parser.ParseContext;
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import org.apache.tika.parser.dwg.DWGParser;
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import org.apache.tika.sax.BodyContentHandler;
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import org.xml.sax.ContentHandler;
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/**
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* Metadata extractor for the
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* {@link org.alfresco.repo.content.MimetypeMap#MIMETYPE_DWG MIMETYPE_DWG}
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* mimetype.
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* <pre>
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* <b>title:</b> -- cm:title
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* <b>description:</b> -- cm:description
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* <b>author:</b> -- cm:author
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* <b>keywords:</b>
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* <b>comments:</b>
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* <b>lastauthor:</b>
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* </pre>
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*
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* TIKA Note - this has been converted to deep-call into Tika.
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* This will be replaced with proper calls to Tika at a later date.
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*
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* @author Nick Burch
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*/
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public class DWGMetadataExtracter extends AbstractMappingMetadataExtracter
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{
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private static final String KEY_AUTHOR = "author";
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private static final String KEY_COMMENT = "comment";
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private static final String KEY_DESCRIPTION = "description";
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private static final String KEY_KEYWORD = "keyword";
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private static final String KEY_LAST_AUTHOR = "lastAuthor";
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private static final String KEY_TITLE = "title";
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public static String[] SUPPORTED_MIMETYPES = new String[] {
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MimetypeMap.MIMETYPE_APP_DWG,
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MimetypeMap.MIMETYPE_IMG_DWG,
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"image/x-dwg", // Was used before IANA registration
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};
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public DWGMetadataExtracter()
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{
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super(new HashSet<String>(Arrays.asList(SUPPORTED_MIMETYPES)));
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}
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@Override
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public Map<String, Serializable> extractRaw(ContentReader reader) throws Throwable
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{
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Map<String, Serializable> rawProperties = newRawMap();
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InputStream is = null;
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try
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{
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is = reader.getContentInputStream();
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DWGParser dwgParser = new DWGParser();
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ContentHandler handler = new BodyContentHandler() ;
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Metadata metadata = new Metadata();
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ParseContext context = new ParseContext();
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dwgParser.parse(is, handler, metadata, context);
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putRawValue(KEY_AUTHOR, metadata.get(Metadata.AUTHOR), rawProperties);
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putRawValue(KEY_COMMENT, metadata.get(Metadata.COMMENTS), rawProperties);
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putRawValue(KEY_DESCRIPTION, metadata.get(Metadata.DESCRIPTION), rawProperties);
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putRawValue(KEY_KEYWORD, metadata.get(Metadata.KEYWORDS), rawProperties);
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putRawValue(KEY_LAST_AUTHOR, metadata.get(Metadata.LAST_AUTHOR), rawProperties);
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putRawValue(KEY_DESCRIPTION, metadata.get(Metadata.SUBJECT), rawProperties);
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putRawValue(KEY_TITLE, metadata.get(Metadata.TITLE), rawProperties);
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}
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finally
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{
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if (is != null)
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{
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try { is.close(); } catch (IOException e) {}
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}
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}
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// Done
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return rawProperties;
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}
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}
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