forked from community/device-mgt-core
Gathika94
7 years ago
parent
bde0965efe
commit
4eb66f4e6b
@ -0,0 +1,110 @@
|
|||||||
|
package org.wso2.carbon.device.mgt.core.geo;
|
||||||
|
|
||||||
|
import org.apache.commons.logging.Log;
|
||||||
|
import org.apache.commons.logging.LogFactory;
|
||||||
|
import org.wso2.carbon.device.mgt.common.Device;
|
||||||
|
import org.wso2.carbon.device.mgt.common.DeviceIdentifier;
|
||||||
|
import org.wso2.carbon.device.mgt.common.device.details.DeviceLocation;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.DeviceDetailsMgtException;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.DeviceInformationManager;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.impl.DeviceInformationManagerImpl;
|
||||||
|
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.Iterator;
|
||||||
|
import java.util.List;
|
||||||
|
|
||||||
|
public class GeoGrid {
|
||||||
|
private static Log log = LogFactory.getLog(GeoRectangle.class);
|
||||||
|
DeviceInformationManager deviceInformationManagerService = new DeviceInformationManagerImpl();
|
||||||
|
private int horizontalDivisions;
|
||||||
|
private int verticalDivisions;
|
||||||
|
private double minLat;
|
||||||
|
private double maxLat;
|
||||||
|
private double minLong;
|
||||||
|
private double maxLong;
|
||||||
|
private double latDistance;
|
||||||
|
private double longitudeDistance;
|
||||||
|
private double latIncrement;
|
||||||
|
private double longIncrement;
|
||||||
|
private ArrayList<GeoRectangle> geoRectangles = new ArrayList<>();
|
||||||
|
|
||||||
|
public GeoGrid(int horizontalDivisions, int verticalDivisions, double minLat, double maxLat, double minLong,
|
||||||
|
double maxLong) {
|
||||||
|
this.horizontalDivisions = horizontalDivisions;
|
||||||
|
this.verticalDivisions = verticalDivisions;
|
||||||
|
this.minLat = minLat;
|
||||||
|
this.maxLat = maxLat;
|
||||||
|
this.minLong = minLong;
|
||||||
|
this.maxLong = maxLong;
|
||||||
|
this.latDistance = maxLat - minLat;
|
||||||
|
this.longitudeDistance = maxLong - minLong;
|
||||||
|
this.latIncrement = this.latDistance / this.horizontalDivisions;
|
||||||
|
this.longIncrement = this.longitudeDistance / this.verticalDivisions;
|
||||||
|
this.createGeoRectangles();
|
||||||
|
}
|
||||||
|
|
||||||
|
private void createGeoRectangles() {
|
||||||
|
double minRectangleLat;
|
||||||
|
double maxRectangleLat;
|
||||||
|
double minRectangleLong;
|
||||||
|
double maxRectangleLong;
|
||||||
|
|
||||||
|
for (int i = 0; i < verticalDivisions; i++) {
|
||||||
|
minRectangleLong = this.minLong + i * longIncrement;
|
||||||
|
if (i + 1 == verticalDivisions) {
|
||||||
|
maxRectangleLong = this.maxLong;
|
||||||
|
} else {
|
||||||
|
maxRectangleLong = this.minLong + (i + 1) * longIncrement;
|
||||||
|
}
|
||||||
|
|
||||||
|
for (int m = 0; m < horizontalDivisions; m++) {
|
||||||
|
minRectangleLat = this.minLat + m * latIncrement;
|
||||||
|
maxRectangleLat = this.minLat + (m + 1) * latIncrement;
|
||||||
|
geoRectangles.add(new GeoRectangle(minRectangleLat, maxRectangleLat, minRectangleLong, maxRectangleLong));
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
public ArrayList<GeoRectangle> getGeoRectangles() {
|
||||||
|
return geoRectangles;
|
||||||
|
}
|
||||||
|
|
||||||
|
public ArrayList<Device> getDevicesInGeoGrid(List<Device> devices) {
|
||||||
|
ArrayList<Device> devicesInGeoGrid = new ArrayList<>();
|
||||||
|
for (Device device : devices) {
|
||||||
|
DeviceLocation location = null;
|
||||||
|
DeviceIdentifier deviceIdentifier = new DeviceIdentifier(device.getDeviceIdentifier(), device.getType());
|
||||||
|
try {
|
||||||
|
location = deviceInformationManagerService.getDeviceLocation(deviceIdentifier);
|
||||||
|
} catch (DeviceDetailsMgtException e) {
|
||||||
|
String msg = "Exception occurred while retrieving device location." + deviceIdentifier;
|
||||||
|
log.error(msg, e);
|
||||||
|
return devicesInGeoGrid;
|
||||||
|
}
|
||||||
|
double locationLat = location.getLatitude();
|
||||||
|
double locationLong = location.getLongitude();
|
||||||
|
if (locationLat >= minLat && locationLat < maxLat && locationLong >= minLong && locationLong < maxLong) {
|
||||||
|
devicesInGeoGrid.add(device);
|
||||||
|
|
||||||
|
}
|
||||||
|
}
|
||||||
|
return devicesInGeoGrid;
|
||||||
|
}
|
||||||
|
|
||||||
|
public ArrayList<GeoRectangle> placeDevicesInGeoRectangles(ArrayList<Device> devicesInGeoGrid) {
|
||||||
|
ArrayList<Device> remainingDevicesInGeoGrid = devicesInGeoGrid;
|
||||||
|
for (GeoRectangle geoRectangle : geoRectangles) {
|
||||||
|
Iterator<Device> remainingDevicesIterator = remainingDevicesInGeoGrid.iterator();
|
||||||
|
while (remainingDevicesIterator.hasNext()) {
|
||||||
|
Device currentDevice = remainingDevicesIterator.next();
|
||||||
|
if (geoRectangle.isDeviceInGeoRectangle(currentDevice)) {
|
||||||
|
geoRectangle.addDevice(currentDevice);
|
||||||
|
}
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
|
return geoRectangles;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
@ -0,0 +1,129 @@
|
|||||||
|
/*
|
||||||
|
* Copyright (c) 2015, WSO2 Inc. (http://www.wso2.org) All Rights Reserved.
|
||||||
|
*
|
||||||
|
* WSO2 Inc. 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.wso2.carbon.device.mgt.core.geo;
|
||||||
|
|
||||||
|
|
||||||
|
import org.apache.commons.logging.Log;
|
||||||
|
import org.apache.commons.logging.LogFactory;
|
||||||
|
import org.wso2.carbon.device.mgt.common.Device;
|
||||||
|
import org.wso2.carbon.device.mgt.common.DeviceIdentifier;
|
||||||
|
import org.wso2.carbon.device.mgt.common.device.details.DeviceLocation;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.DeviceDetailsMgtException;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.DeviceInformationManager;
|
||||||
|
import org.wso2.carbon.device.mgt.core.device.details.mgt.impl.DeviceInformationManagerImpl;
|
||||||
|
|
||||||
|
import java.util.ArrayList;
|
||||||
|
import java.util.HashMap;
|
||||||
|
import java.util.List;
|
||||||
|
import java.util.Map;
|
||||||
|
|
||||||
|
public class GeoRectangle{
|
||||||
|
|
||||||
|
private double minLat;
|
||||||
|
private double maxLat;
|
||||||
|
private double minLong;
|
||||||
|
private double maxLong;
|
||||||
|
private ArrayList<Device> devices=new ArrayList<>();
|
||||||
|
|
||||||
|
|
||||||
|
DeviceInformationManager deviceInformationManagerService = new DeviceInformationManagerImpl();
|
||||||
|
private static Log log = LogFactory.getLog(GeoRectangle.class);
|
||||||
|
|
||||||
|
public GeoRectangle(double minLat, double maxLat, double minLong, double maxLong){
|
||||||
|
this.minLat=minLat;
|
||||||
|
this.maxLat=maxLat;
|
||||||
|
this.minLong=minLong;
|
||||||
|
this.maxLong=maxLong;
|
||||||
|
}
|
||||||
|
|
||||||
|
public Map<String, Double> getCenter(){
|
||||||
|
Map<String,Double> centerCordinates = new HashMap<String,Double>();
|
||||||
|
double centerLat = (minLat+maxLat)/2;
|
||||||
|
double centerLong = (minLong+maxLong)/2;
|
||||||
|
centerCordinates.put("Lat",centerLat);
|
||||||
|
centerCordinates.put("Long",centerLong);
|
||||||
|
return centerCordinates;
|
||||||
|
}
|
||||||
|
|
||||||
|
public boolean isDeviceInGeoRectangle(Device device){
|
||||||
|
DeviceIdentifier deviceIdentifier = new DeviceIdentifier(device.getDeviceIdentifier(),device.getType());
|
||||||
|
try {
|
||||||
|
DeviceLocation location = deviceInformationManagerService.getDeviceLocation(deviceIdentifier);
|
||||||
|
double locationLat = location.getLatitude();
|
||||||
|
double locationLong = location.getLongitude();
|
||||||
|
if(locationLat >= minLat && locationLat < maxLat && locationLong >= minLong && locationLong<maxLong){
|
||||||
|
return true;
|
||||||
|
}else{
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
} catch (DeviceDetailsMgtException e) {
|
||||||
|
String msg = "Exception occurred while retrieving device location."+deviceIdentifier;
|
||||||
|
log.error(msg,e);
|
||||||
|
return false;
|
||||||
|
}
|
||||||
|
|
||||||
|
|
||||||
|
}
|
||||||
|
|
||||||
|
public void addDevice(Device device){
|
||||||
|
|
||||||
|
devices.add(device);
|
||||||
|
}
|
||||||
|
|
||||||
|
public List<Device> getDevices(){
|
||||||
|
return devices;
|
||||||
|
}
|
||||||
|
|
||||||
|
public int getDeviceCount(){
|
||||||
|
return devices.size();
|
||||||
|
}
|
||||||
|
|
||||||
|
public double getMinLat() {
|
||||||
|
return minLat;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setMinLat(double minLat) {
|
||||||
|
this.minLat = minLat;
|
||||||
|
}
|
||||||
|
|
||||||
|
public double getMaxLat() {
|
||||||
|
return maxLat;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setMaxLat(double maxLat) {
|
||||||
|
this.maxLat = maxLat;
|
||||||
|
}
|
||||||
|
|
||||||
|
public double getMinLong() {
|
||||||
|
return minLong;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setMinLong(double minLong) {
|
||||||
|
this.minLong = minLong;
|
||||||
|
}
|
||||||
|
|
||||||
|
public double getMaxLong() {
|
||||||
|
return maxLong;
|
||||||
|
}
|
||||||
|
|
||||||
|
public void setMaxLong(double maxLong) {
|
||||||
|
this.maxLong = maxLong;
|
||||||
|
}
|
||||||
|
|
||||||
|
}
|
||||||
Loading…
Reference in new issue