/*
* This file is part of the Wayback archival access software
* (http://archive-access.sourceforge.net/projects/wayback/).
*
* Licensed to the Internet Archive (IA) by one or more individual
* contributors.
*
* The IA 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.archive.wayback.resourceindex.filters;
import org.archive.wayback.core.CaptureSearchResult;
import org.archive.wayback.util.ObjectFilter;
import org.archive.wayback.util.Timestamp;
/**
* SearchResultFilter which includes all records until 1 is found before start
* date then it aborts processing. Assumed usage is for URL matches, when
* records will be ordered by capture date and traversed in REVERSE ORDER, in
* which case the first record before the startDate provided indicates that no
* further records will possibly match.
*
* @author brad
* @version $Date$, $Revision$
*/
public class StartDateFilter implements ObjectFilter<CaptureSearchResult> {
private String startDate = null;
/**
* @param startDate String timestamp which marks the end of includable
* records
*/
public StartDateFilter(final String startDate) {
this.startDate = Timestamp.parseBefore(startDate).getDateStr();
}
/* (non-Javadoc)
* @see org.archive.wayback.util.ObjectFilter#filterObject(java.lang.Object)
*/
public int filterObject(CaptureSearchResult r) {
String captureDate = r.getCaptureTimestamp();
return (startDate.substring(0,captureDate.length()).compareTo(
captureDate) > 0) ?
FILTER_ABORT : FILTER_INCLUDE;
}
}