SingleLineBlockPredicate.java
/* Copyright 2002-2024 Luc Maisonobe
* Licensed to CS GROUP (CS) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* CS 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.orekit.files.sinex;
import org.hipparchus.geometry.euclidean.threed.Vector3D;
import org.orekit.files.sinex.Station.ReferenceSystem;
import org.orekit.time.AbsoluteDate;
import java.util.function.Predicate;
/** Predicates for blocks containing a single type of lines.
* @author Luc Maisonobe
* @since 13.0
*/
enum SingleLineBlockPredicate implements Predicate<SinexParseInfo> {
/** Predicate for SITE/ID block content. */
SITE_ID {
/** {@inheritDoc} */
@Override
public void parse(final SinexParseInfo parseInfo) {
// read site id. data
final Station station = new Station();
station.setSiteCode(parseInfo.parseString(1, 4));
station.setDomes(parseInfo.parseString(9, 9));
parseInfo.addStation(station);
}
},
/** Predicate for SITE/ANTENNA block content. */
SITE_ANTENNA {
/** {@inheritDoc} */
@Override
public void parse(final SinexParseInfo parseInfo) {
// read antenna type data
final Station station = parseInfo.getCurrentLineStation(1);
// validity range
final AbsoluteDate start = parseInfo.getCurrentLineStartDate();
final AbsoluteDate end = parseInfo.getCurrentLineEndDate();
// antenna type
final String type = parseInfo.parseString(42, 20);
// special implementation for the first entry
if (station.getAntennaTypeTimeSpanMap().getSpansNumber() == 1) {
// we want null values outside validity limits of the station
station.addAntennaTypeValidBefore(type, end);
station.addAntennaTypeValidBefore(null, start);
} else {
station.addAntennaTypeValidBefore(type, end);
}
}
},
/** Predicate for SITE/ECCENTRICITY block content. */
SITE_ECCENTRICITY {
/** {@inheritDoc} */
@Override
public void parse(final SinexParseInfo parseInfo) {
// read antenna eccentricities data
final Station station = parseInfo.getCurrentLineStation(1);
// validity range
final AbsoluteDate start = parseInfo.getCurrentLineStartDate();
final AbsoluteDate end = parseInfo.getCurrentLineEndDate();
// reference system UNE or XYZ
station.setEccRefSystem(ReferenceSystem.getEccRefSystem(parseInfo.parseString(42, 3)));
// eccentricity vector
final Vector3D eccStation = new Vector3D(parseInfo.parseDouble(46, 8),
parseInfo.parseDouble(55, 8),
parseInfo.parseDouble(64, 8));
// special implementation for the first entry
if (station.getEccentricitiesTimeSpanMap().getSpansNumber() == 1) {
// we want null values outside validity limits of the station
station.addStationEccentricitiesValidBefore(eccStation, end);
station.addStationEccentricitiesValidBefore(null, start);
} else {
station.addStationEccentricitiesValidBefore(eccStation, end);
}
}
},
/** Predicate for SOLUTION/EPOCHS block content. */
SOLUTION_EPOCHS {
/** {@inheritDoc} */
@Override
public void parse(final SinexParseInfo parseInfo) {
// station
final Station station = parseInfo.getCurrentLineStation(1);
// validity range
station.setValidFrom(parseInfo.getCurrentLineStartDate());
station.setValidUntil(parseInfo.getCurrentLineEndDate());
}
};
/** {@inheritDoc} */
@Override
public boolean test(final SinexParseInfo parseInfo) {
if (parseInfo.getLine().charAt(0) != '-') {
parse(parseInfo);
return true;
} else {
return false;
}
}
/** Parse one line.
* @param parseInfo container for parse info
*/
protected abstract void parse(SinexParseInfo parseInfo);
}