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package org.geojson;
import com.fasterxml.jackson.databind.annotation.JsonDeserialize;
import com.fasterxml.jackson.databind.annotation.JsonSerialize;
import org.geojson.jackson.LngLatAltDeserializer;
import org.geojson.jackson.LngLatAltSerializer;
import java.io.Serializable;
import java.util.Arrays;
@JsonDeserialize(using = LngLatAltDeserializer.class)
@JsonSerialize(using = LngLatAltSerializer.class)
public class LngLatAlt implements Serializable{
private double longitude;
private double latitude;
private double altitude = Double.NaN;
private double[] additionalElements = new double[0];
public LngLatAlt() {
}
public LngLatAlt(double longitude, double latitude) {
this.longitude = longitude;
this.latitude = latitude;
}
public LngLatAlt(double longitude, double latitude, double altitude) {
this.longitude = longitude;
this.latitude = latitude;
this.altitude = altitude;
}
/**
* Construct a LngLatAlt with additional elements.
* The specification allows for any number of additional elements in a position, after lng, lat, alt.
* http://geojson.org/geojson-spec.html#positions
* @param longitude The longitude.
* @param latitude The latitude.
* @param altitude The altitude.
* @param additionalElements The additional elements.
*/
public LngLatAlt(double longitude, double latitude, double altitude, double... additionalElements) {
this.longitude = longitude;
this.latitude = latitude;
this.altitude = altitude;
setAdditionalElements(additionalElements);
checkAltitudeAndAdditionalElements();
}
public boolean hasAltitude() {
return !Double.isNaN(altitude);
}
public boolean hasAdditionalElements() {
return additionalElements.length > 0;
}
public double getLongitude() {
return longitude;
}
public void setLongitude(double longitude) {
this.longitude = longitude;
}
public double getLatitude() {
return latitude;
}
public void setLatitude(double latitude) {
this.latitude = latitude;
}
public double getAltitude() {
return altitude;
}
public void setAltitude(double altitude) {
this.altitude = altitude;
checkAltitudeAndAdditionalElements();
}
public double[] getAdditionalElements() {
return additionalElements;
}
public void setAdditionalElements(double... additionalElements) {
if (additionalElements != null) {
this.additionalElements = additionalElements;
} else {
this.additionalElements = new double[0];
}
for(double element : this.additionalElements) {
if (Double.isNaN(element)) {
throw new IllegalArgumentException("No additional elements may be NaN.");
}
if (Double.isInfinite(element)) {
throw new IllegalArgumentException("No additional elements may be infinite.");
}
}
checkAltitudeAndAdditionalElements();
}
@Override
public boolean equals(Object o) {
if (this == o) {
return true;
}
if (!(o instanceof LngLatAlt)) {
return false;
}
LngLatAlt lngLatAlt = (LngLatAlt)o;
return Double.compare(lngLatAlt.latitude, latitude) == 0 && Double.compare(lngLatAlt.longitude, longitude) == 0
&& Double.compare(lngLatAlt.altitude, altitude) == 0 &&
Arrays.equals(lngLatAlt.getAdditionalElements(), additionalElements);
}
@Override
public int hashCode() {
long temp = Double.doubleToLongBits(longitude);
int result = (int)(temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(latitude);
result = 31 * result + (int)(temp ^ (temp >>> 32));
temp = Double.doubleToLongBits(altitude);
result = 31 * result + (int)(temp ^ (temp >>> 32));
for(double element : additionalElements) {
temp = Double.doubleToLongBits(element);
result = 31 * result + (int) (temp ^ (temp >>> 32));
}
return result;
}
@Override
public String toString() {
String s = "LngLatAlt{" + "longitude=" + longitude + ", latitude=" + latitude + ", altitude=" + altitude;
if (hasAdditionalElements()) {
s += ", additionalElements=[";
String suffix = "";
for (Double element : additionalElements) {
if (element != null) {
s += suffix + element;
suffix = ", ";
}
}
s += ']';
}
s += '}';
return s;
}
private void checkAltitudeAndAdditionalElements() {
if (!hasAltitude() && hasAdditionalElements()) {
throw new IllegalArgumentException("Additional Elements are only valid if Altitude is also provided.");
}
}
}
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