StationPredicate.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.orekit.time.AbsoluteDate;
import org.orekit.utils.Constants;
import java.util.function.Predicate;
/** Predicates for station coordinates blocks.
* @author Luc Maisonobe
* @since 13.0
*/
enum StationPredicate implements Predicate<SinexParseInfo> {
/** Predicate for STAX line. */
STAX {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setPx(coordinate, station, epoch);
}
},
/** Predicate for STAY line. */
STAY {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setPy(coordinate, station, epoch);
}
},
/** Predicate for STAZ line. */
STAZ {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setPz(coordinate, station, epoch);
}
},
/** Predicate for VELX line. */
VELX {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setVx(coordinate / Constants.JULIAN_YEAR, station);
}
},
/** Predicate for VELY line. */
VELY {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setVy(coordinate / Constants.JULIAN_YEAR, station);
}
},
/** Predicate for VELZ line. */
VELZ {
/** {@inheritDoc} */
@Override
protected void store(final SinexParseInfo parseInfo, final double coordinate, final Station station,
final AbsoluteDate epoch) {
parseInfo.setVz(coordinate / Constants.JULIAN_YEAR, station);
}
};
/** {@inheritDoc} */
@Override
public boolean test(final SinexParseInfo parseInfo) {
if (name().equals(parseInfo.parseString(7, 6))) {
// this is the data type we are concerned with
store(parseInfo, parseInfo.parseDouble(47, 22),
parseInfo.getCurrentLineStation(14),
parseInfo.stringEpochToAbsoluteDate(parseInfo.parseString(27, 12), false));
return true;
} else {
// it is a data type for another predicate
return false;
}
}
/** Store parsed fields.
* @param parseInfo container for parse info
* @param coordinate station coordinate
* @param station station
* @param epoch current epoch
*/
protected abstract void store(SinexParseInfo parseInfo, double coordinate, Station station, AbsoluteDate epoch);
}