GPSAlmanac.java
/* Copyright 2002-2022 CS GROUP
* 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.propagation.analytical.gnss.data;
/**
* This class holds a GPS almanac as read from SEM or YUMA files.
*
* <p>Depending on the source (SEM or YUMA), some fields may be filled in or not.
* An almanac read from a YUMA file doesn't hold SVN number, average URA and satellite
* configuration.</p>
*
* @author Pascal Parraud
* @since 8.0
*
*/
public class GPSAlmanac extends AbstractAlmanac implements GNSSOrbitalElements, GNSSClockElements {
/** Source of the almanac. */
private String src;
/** SVN number. */
private int svn;
/** Health status. */
private int health;
/** Average URA. */
private int ura;
/** Satellite configuration. */
private int config;
/**
* Constructor.
*/
public GPSAlmanac() {
super(GNSSConstants.GPS_MU, GNSSConstants.GPS_AV, GNSSConstants.GPS_WEEK_NB);
}
/**
* Setter for the Square Root of Semi-Major Axis (m^1/2).
* <p>
* In addition, this method set the value of the Semi-Major Axis.
* </p>
* @param sqrtA the Square Root of Semi-Major Axis (m^1/2)
*/
public void setSqrtA(final double sqrtA) {
super.setSma(sqrtA * sqrtA);
}
/**
* Gets the source of this GPS almanac.
* <p>Sources can be SEM or YUMA, when the almanac is read from a file.</p>
*
* @return the source of this GPS almanac
*/
public String getSource() {
return src;
}
/**
* Sets the source of this GPS almanac.
*
* @param source the source of this GPS almanac
*/
public void setSource(final String source) {
this.src = source;
}
/**
* Gets the satellite "SVN" reference number.
*
* @return the satellite "SVN" reference number
*/
public int getSVN() {
return svn;
}
/**
* Sets the "SVN" reference number.
*
* @param svnNumber the number to set
*/
public void setSVN(final int svnNumber) {
this.svn = svnNumber;
}
/**
* Gets the Health status.
*
* @return the Health status
*/
public int getHealth() {
return health;
}
/**
* Sets the health status.
*
* @param health the health status to set
*/
public void setHealth(final int health) {
this.health = health;
}
/**
* Gets the average URA number.
*
* @return the average URA number
*/
public int getURA() {
return ura;
}
/**
* Sets the average URA number.
*
* @param uraNumber the URA number to set
*/
public void setURA(final int uraNumber) {
this.ura = uraNumber;
}
/**
* Gets the satellite configuration.
*
* @return the satellite configuration
*/
public int getSatConfiguration() {
return config;
}
/**
* Sets the satellite configuration.
*
* @param satConfiguration the satellite configuration to set
*/
public void setSatConfiguration(final int satConfiguration) {
this.config = satConfiguration;
}
/**
* Gets for the Group Delay Differential (s).
*
* @return the Group Delay Differential in seconds
*/
public double getTGD() {
return 0.0;
}
}