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/**
*
* Copyright 2015-2017 Ishan Khanna, Fernando Ramirez, 2019-2020 Florian Schmaus
*
* Licensed 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.jivesoftware.smackx.geoloc.packet;
import java.io.Serializable;
import java.net.URI;
import java.util.Date;
import javax.xml.namespace.QName;
import org.jivesoftware.smack.packet.ExtensionElement;
import org.jivesoftware.smack.packet.Message;
import org.jivesoftware.smack.util.EqualsUtil;
import org.jivesoftware.smack.util.HashCode;
import org.jivesoftware.smack.util.XmlStringBuilder;
import org.jivesoftware.smackx.xdata.FormField;
import org.jivesoftware.smackx.xdata.FormFieldChildElement;
/**
* A GeoLocation Extension packet, which is used by the XMPP clients to exchange their respective geographic locations.
*
* @see XEP-0080
* @author Ishan Khanna
*/
public final class GeoLocation implements Serializable, ExtensionElement, FormFieldChildElement {
private static final long serialVersionUID = 1L;
public static final String NAMESPACE = "http://jabber.org/protocol/geoloc";
public static final String ELEMENT = "geoloc";
public static final QName QNAME = new QName(NAMESPACE, ELEMENT);
public static final GeoLocation EMPTY_GEO_LOCATION = GeoLocation.builder().build();
private final Double accuracy;
private final Double alt;
private final Double altAccuracy;
private final String area;
private final Double bearing;
private final String building;
private final String country;
private final String countryCode;
private final String datum;
private final String description;
private final Double error;
private final String floor;
private final Double lat;
private final String locality;
private final Double lon;
private final String postalcode;
private final String region;
private final String room;
private final Double speed;
private final String street;
private final String text;
private final Date timestamp;
private final String tzo;
private final URI uri;
private GeoLocation(Builder builder) {
accuracy = builder.accuracy;
alt = builder.alt;
altAccuracy = builder.altAccuracy;
area = builder.area;
bearing = builder.bearing;
building = builder.building;
country = builder.country;
countryCode = builder.countryCode;
datum = builder.datum;
description = builder.description;
error = builder.error;
floor = builder.floor;
lat = builder.lat;
locality = builder.locality;
lon = builder.lon;
postalcode = builder.postalcode;
region = builder.region;
room = builder.room;
speed = builder.speed;
street = builder.street;
text = builder.text;
timestamp = builder.timestamp;
tzo = builder.tzo;
uri = builder.uri;
}
public Double getAccuracy() {
return accuracy;
}
public Double getAlt() {
return alt;
}
public Double getAltAccuracy() {
return altAccuracy;
}
public String getArea() {
return area;
}
public Double getBearing() {
return bearing;
}
public String getBuilding() {
return building;
}
public String getCountry() {
return country;
}
public String getCountryCode() {
return countryCode;
}
public String getDatum() {
return datum;
}
public String getDescription() {
return description;
}
/**
* Get the error.
*
* @return the error.
* @deprecated use {@link #getAccuracy()} instead.
*/
@Deprecated
public Double getError() {
return error;
}
public String getFloor() {
return floor;
}
public Double getLat() {
return lat;
}
public String getLocality() {
return locality;
}
public Double getLon() {
return lon;
}
public String getPostalcode() {
return postalcode;
}
public String getRegion() {
return region;
}
public String getRoom() {
return room;
}
public Double getSpeed() {
return speed;
}
public String getStreet() {
return street;
}
public String getText() {
return text;
}
public Date getTimestamp() {
return timestamp;
}
public String getTzo() {
return tzo;
}
public URI getUri() {
return uri;
}
@Override
public QName getQName() {
return QNAME;
}
@Override
public String getElementName() {
return ELEMENT;
}
@Override
public CharSequence toXML(org.jivesoftware.smack.packet.XmlEnvironment enclosingNamespace) {
XmlStringBuilder xml = new XmlStringBuilder(this);
xml.rightAngleBracket();
xml.optElement("accuracy", accuracy);
xml.optElement("alt", alt);
xml.optElement("altaccuracy", altAccuracy);
xml.optElement("area", area);
xml.optElement("bearing", bearing);
xml.optElement("building", building);
xml.optElement("country", country);
xml.optElement("countrycode", countryCode);
xml.optElement("datum", datum);
xml.optElement("description", description);
xml.optElement("error", error);
xml.optElement("floor", floor);
xml.optElement("lat", lat);
xml.optElement("locality", locality);
xml.optElement("lon", lon);
xml.optElement("postalcode", postalcode);
xml.optElement("region", region);
xml.optElement("room", room);
xml.optElement("speed", speed);
xml.optElement("street", street);
xml.optElement("text", text);
xml.optElement("timestamp", timestamp);
xml.optElement("tzo", tzo);
xml.optElement("uri", uri);
xml.closeElement(this);
return xml;
}
@Override
public String getNamespace() {
return NAMESPACE;
}
private final HashCode.Cache hashCodeCache = new HashCode.Cache();
@Override
public int hashCode() {
return hashCodeCache.getHashCode(c ->
c
.append(accuracy)
.append(alt)
.append(altAccuracy)
.append(area)
.append(bearing)
.append(building)
.append(country)
.append(countryCode)
.append(datum)
.append(description)
.append(error)
.append(floor)
.append(lat)
.append(locality)
.append(lon)
.append(postalcode)
.append(region)
.append(room)
.append(speed)
.append(street)
.append(text)
.append(timestamp)
.append(tzo)
.append(uri)
);
}
@Override
public boolean equals(Object obj) {
return EqualsUtil.equals(this, obj, (e, o) -> {
e
.append(accuracy, o.accuracy)
.append(altAccuracy, o.altAccuracy)
.append(area, o.area)
.append(bearing, o.bearing)
.append(building, o.building)
.append(country, o.country)
.append(countryCode, o.countryCode)
.append(datum, o.datum)
.append(description, o.description)
.append(error, o.error)
.append(floor, o.floor)
.append(lat, o.lat)
.append(locality, o.locality)
.append(lon, o.lon)
.append(postalcode, o.postalcode)
.append(region, o.region)
.append(room, o.room)
.append(speed, o.speed)
.append(street, o.street)
.append(text, o.text)
.append(timestamp, o.timestamp)
.append(tzo, o.tzo)
.append(uri, o.uri)
;
});
}
/**
* Returns a new instance of {@link Builder}.
* @return Builder
*/
public static Builder builder() {
return new GeoLocation.Builder();
}
@Override
public boolean isExclusiveElement() {
return true;
}
/**
* Returns the first GeoLocation, or null if it doesn't exist in {@link Message}.
*
* @param message The Message stanza containing GeoLocation
* @return GeoLocation
*/
public static GeoLocation from(Message message) {
return message.getExtension(GeoLocation.class);
}
/**
* Returns the first GeoLocation, or null if it doesn't exist in {@link FormField}.
*
* @param formField the Formfield containing GeoLocation
* @return GeoLocation
*/
public static GeoLocation from(FormField formField) {
return (GeoLocation) formField.getFormFieldChildElement(QNAME);
}
/**
* This class defines a builder class for {@link GeoLocation}.
*
* {@link GeoLocation} instance can be obtained using {@link #build()} method as follows.
* To set GeoLocation parameters, use their respective setters.
*/
public static final class Builder {
private Double accuracy;
private Double alt;
private Double altAccuracy;
private String area;
private Double bearing;
private String building;
private String country;
private String countryCode;
// If datum is not included, receiver MUST assume WGS84; receivers MUST implement WGS84; senders MAY use another
// datum, but it is not recommended.
private String datum = "WGS84";
private String description;
private Double error;
private String floor;
private Double lat;
private String locality;
private Double lon;
private String postalcode;
private String region;
private String room;
private Double speed;
private String street;
private String text;
private Date timestamp;
private String tzo;
private URI uri;
/**
* Deprecated, do not use.
* @deprecated use {@link GeoLocation#builder()} instead.
*/
@Deprecated
// TODO Make constructor private in Smack 4.6.
public Builder() {
}
/**
* Sets accuracy of horizontal GPS error in meters.
*
* @param accuracy accuracy in meters
* @return Builder
*/
public Builder setAccuracy(Double accuracy) {
this.accuracy = accuracy;
return this;
}
/**
* Sets Altitude in meters above or below sea level.
*
* @param alt altitude in meters
* @return Builder
*/
public Builder setAlt(Double alt) {
this.alt = alt;
return this;
}
/**
* Sets Vertical GPS error in meters.
*
* @param altAccuracy altAccuracy in meters
* @return Builder
*/
public Builder setAltAccuracy(Double altAccuracy) {
this.altAccuracy = altAccuracy;
return this;
}
/**
* Sets a named area such as a campus or neighborhood.
*
* @param area the named area
* @return Builder
*/
public Builder setArea(String area) {
this.area = area;
return this;
}
/**
* Sets GPS bearing (direction in which the entity is heading
* to reach its next waypoint), measured in decimal degrees,
* relative to true north.
*
* @param bearing bearing in decimal degrees
* @return Builder
*/
public Builder setBearing(Double bearing) {
this.bearing = bearing;
return this;
}
/**
* Sets a specific building on a street or in an area.
*
* @param building name of the building
* @return Builder
*/
public Builder setBuilding(String building) {
this.building = building;
return this;
}
/**
* Sets the nation where the user is located.
*
* @param country user's country of location
* @return Builder
*/
public Builder setCountry(String country) {
this.country = country;
return this;
}
/**
* Sets The ISO 3166 two-letter country code.
*
* @param countryCode two-letter country code
* @return Builder
*/
public Builder setCountryCode(String countryCode) {
this.countryCode = countryCode;
return this;
}
/**
* Sets GPS Datum.
*
* @param datum GPS datum
* @return Builder
*/
public Builder setDatum(String datum) {
this.datum = datum;
return this;
}
/**
* Sets A natural-language name for or description of the location.
*
* @param description description of the location
* @return Builder
*/
public Builder setDescription(String description) {
this.description = description;
return this;
}
/**
* Sets Horizontal GPS error in arc minutes;
* this element is deprecated in favor of accuracy.
*
* @param error error in arc minutes
* @return Builder
* @deprecated use {@link #setAccuracy(Double)} instead.
*/
@Deprecated
public Builder setError(Double error) {
this.error = error;
return this;
}
/**
* Sets a particular floor in a building.
*
* @param floor floor in a building
* @return Builder
*/
public Builder setFloor(String floor) {
this.floor = floor;
return this;
}
/**
* Sets Latitude in decimal degrees North.
*
* @param lat latitude in decimal degrees
* @return Builder
*/
public Builder setLat(Double lat) {
this.lat = lat;
return this;
}
/**
* Sets Locality within the administrative region,
* such as a town or city.
*
* @param locality locality in a region
* @return Builder
*/
public Builder setLocality(String locality) {
this.locality = locality;
return this;
}
/**
* Sets Longitude in decimal degrees East.
*
* @param lon longitude in decimal degrees
* @return Builder
*/
public Builder setLon(Double lon) {
this.lon = lon;
return this;
}
/**
* Sets PostalCode used for postal delivery.
*
* @param postalcode code for postal delivery
* @return Builder
*/
public Builder setPostalcode(String postalcode) {
this.postalcode = postalcode;
return this;
}
/**
* Sets an administrative region of the nation,
* such as a state or province.
*
* @param region an administrative region
* @return Builder
*/
public Builder setRegion(String region) {
this.region = region;
return this;
}
/**
* Sets a particular room in a building.
*
* @param room room inside a building
* @return Builder
*/
public Builder setRoom(String room) {
this.room = room;
return this;
}
/**
* Sets Speed at which the entity is moving, in meters per second.
*
* @param speed speed in meters per second
* @return Builder
*/
public Builder setSpeed(Double speed) {
this.speed = speed;
return this;
}
/**
* Sets a thoroughfare within the locality, or a crossing of two thoroughfares.
*
* @param street name of the street
* @return Builder
*/
public Builder setStreet(String street) {
this.street = street;
return this;
}
/**
* Sets a catch-all element that captures any other information about the location.
*
* @param text distinctive feature about the location
* @return Builder
*/
public Builder setText(String text) {
this.text = text;
return this;
}
/**
* Sets UTC timestamp specifying the moment when the reading was taken.
*
* @param timestamp timestamp of the reading
* @return Builder
*/
public Builder setTimestamp(Date timestamp) {
this.timestamp = timestamp;
return this;
}
/**
* Sets the time zone offset from UTC for the current location.
*
* @param tzo time zone offset
* @return Builder
*/
public Builder setTzo(String tzo) {
this.tzo = tzo;
return this;
}
/**
* Sets URI or URL pointing to information about the location.
*
* @param uri uri to the location
* @return Builder
*/
public Builder setUri(URI uri) {
this.uri = uri;
return this;
}
/**
* This method is called to build {@link GeoLocation} from the Builder.
*
* @return GeoLocation
*/
public GeoLocation build() {
return new GeoLocation(this);
}
}
}
