/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You under the Apache License, Version 2.0
* (the "License"); you may not use this file except in compliance with
* the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.lucene.benchmark.byTask.feeds;
import java.io.IOException;
import java.io.StringReader;
import java.util.Date;
/**
* Parser for the GOV2 collection format
*/
public class TrecGov2Parser extends TrecDocParser {
private static final String DATE = "Date: ";
private static final String DATE_END = TrecContentSource.NEW_LINE;
private static final String DOCHDR = "<DOCHDR>";
private static final String TERMINATING_DOCHDR = "</DOCHDR>";
@Override
public DocData parse(DocData docData, String name, TrecContentSource trecSrc,
StringBuilder docBuf, ParsePathType pathType) throws IOException {
// skip some of the non-html text, optionally set date
Date date = null;
int start = 0;
final int h1 = docBuf.indexOf(DOCHDR);
if (h1 >= 0) {
final int h2 = docBuf.indexOf(TERMINATING_DOCHDR, h1);
final String dateStr = extract(docBuf, DATE, DATE_END, h2, null);
if (dateStr != null) {
date = trecSrc.parseDate(dateStr);
}
start = h2 + TERMINATING_DOCHDR.length();
}
final String html = docBuf.substring(start);
return trecSrc.getHtmlParser().parse(docData, name, date, new StringReader(html), trecSrc);
}
}