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9b25d07295
- extended metadata information in index with geolocalisation - added display of location in yacydoc and ViewFile git-svn-id: https://svn.berlios.de/svnroot/repos/yacy/trunk@7629 6c8d7289-2bf4-0310-a012-ef5d649a1542
127 lines
4.0 KiB
Java
127 lines
4.0 KiB
Java
/**
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* mmParser
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* Copyright 2010 by Marc Nause, marc.nause@gmx.de, Braunschweig, Germany
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* First released 27.12.2010 at http://yacy.net
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*
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* $LastChangedDate$
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* $LastChangedRevision$
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* $LastChangedBy$
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*
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* This library is free software; you can redistribute it and/or
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* modify it under the terms of the GNU Lesser General Public
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* License as published by the Free Software Foundation; either
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* version 2.1 of the License, or (at your option) any later version.
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*
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* This library 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 GNU
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* 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 this program in the file lgpl21.txt
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* If not, see <http://www.gnu.org/licenses/>.
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*/
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package net.yacy.document.parser;
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import java.io.IOException;
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import java.io.InputStream;
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import java.util.ArrayList;
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import java.util.List;
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import javax.xml.parsers.ParserConfigurationException;
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import javax.xml.parsers.SAXParser;
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import javax.xml.parsers.SAXParserFactory;
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import org.xml.sax.Attributes;
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import org.xml.sax.SAXException;
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import org.xml.sax.helpers.DefaultHandler;
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import net.yacy.cora.document.MultiProtocolURI;
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import net.yacy.cora.document.UTF8;
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import net.yacy.document.AbstractParser;
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import net.yacy.document.Document;
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import net.yacy.document.Parser;
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// this is a new implementation of this parser idiom using multiple documents as result set
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public class mmParser extends AbstractParser implements Parser {
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public mmParser() {
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super("FreeMind Parser");
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SUPPORTED_EXTENSIONS.add("mm");
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SUPPORTED_MIME_TYPES.add("application/freemind");
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SUPPORTED_MIME_TYPES.add("application/x-freemind");
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}
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public Document[] parse(final MultiProtocolURI location, final String mimeType,
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final String charset, final InputStream source)
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throws Parser.Failure, InterruptedException
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{
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final StringBuilder sb = new StringBuilder();
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String rootElementText = "";
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byte[] content = new byte[0];
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try {
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final SAXParser saxParser = SAXParserFactory.newInstance().newSAXParser();
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final FreeMindHandler freeMindHandler = new FreeMindHandler();
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saxParser.parse(source, freeMindHandler);
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final List<String> nodeTextList = freeMindHandler.getNodeText();
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rootElementText = (nodeTextList.size() > 0) ? nodeTextList.get(0) : "";
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for (final String nodeText : nodeTextList) {
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sb.append(nodeText);
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sb.append(". ");
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}
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content = UTF8.getBytes(sb.toString());
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} catch (ParserConfigurationException ex) {
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log.logWarning(ex.getMessage());
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} catch (SAXException ex) {
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log.logWarning(ex.getMessage());
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} catch (IOException ex) {
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log.logWarning(ex.getMessage());
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}
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return new Document[]{new Document(
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location,
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mimeType,
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"UTF-8",
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null,
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null,
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rootElementText,
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null,
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null,
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null,
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null,
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0.0f, 0.0f,
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content,
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null,
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null,
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null,
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false)};
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}
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private class FreeMindHandler extends DefaultHandler {
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private List<String> nodeText = new ArrayList<String>();
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@Override
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public void startElement(final String uri, final String localName,
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final String qName, final Attributes attributes) {
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if (qName.equals("node")) {
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final String textValue = attributes.getValue("TEXT");
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if (textValue != null) {
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nodeText.add(textValue);
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}
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}
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}
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protected List<String> getNodeText() {
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return nodeText;
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}
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}
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}
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