yacy_search_server/source/net/yacy/document/parser/genericParser.java

/**
 *  genericParser
 *  Copyright 2010 by Michael Peter Christen, mc@yacy.net, Frankfurt a. M., Germany
 *  First released 30.11.2010 at http://yacy.net
 *
 * $LastChangedDate$
 * $LastChangedRevision$
 * $LastChangedBy$
 *
 *  This library is free software; you can redistribute it and/or
 *  modify it under the terms of the GNU Lesser General Public
 *  License as published by the Free Software Foundation; either
 *  version 2.1 of the License, or (at your option) any later version.
 *  
 *  This library is distributed in the hope that it will be useful,
 *  but WITHOUT ANY WARRANTY; without even the implied warranty of
 *  MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the GNU
 *  Lesser General Public License for more details.
 *  
 *  You should have received a copy of the GNU Lesser General Public License
 *  along with this program in the file lgpl21.txt
 *  If not, see <http://www.gnu.org/licenses/>.
 */

package net.yacy.document.parser;

import java.io.InputStream;

import net.yacy.cora.document.MultiProtocolURI;
import net.yacy.document.AbstractParser;
import net.yacy.document.Document;
import net.yacy.document.Parser;

/**
 * this parser can parse just anything because it uses only the uri/file/path information
 */
public class genericParser extends AbstractParser implements Parser {

    public genericParser() {
        super("Generic Parser");
        // no SUPPORTED_EXTENSIONS and no SUPPORTED_MIME_TYPES
        // this parser is used if no other fits. This parser fits all
    }
    
    public Document[] parse(final MultiProtocolURI location, final String mimeType,
            final String charset, final InputStream source1)
            throws Parser.Failure, InterruptedException {

        final Document[] docs = new Document[]{new Document(
                location,
                mimeType,
                charset,
                this,
                null,
                null,
                location.getFileName().length() == 0 ? location.toTokens() : MultiProtocolURI.unescape(location.getFileName()), // title
                "", // author 
                location.getHost(),
                null,
                null,
                0.0f, 0.0f, 
                location.toTokens(),
                null,
                null,
                null,
                false)};
        for (final Document d: docs) {
            assert d.getText() != null : "mimeType = " + mimeType;
        } // verify docs
        return docs;
    }
}