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*
* Contact for licensing options: <licensing-mcpttclient(at)mcopenplatform(dot)com>
*
* This file is part of MCOP MCPTT Client
*
* This is free software: you can redistribute it and/or modify it under the terms of
* the GNU General Public License as published by the Free Software Foundation, either version 3
* of the License, or (at your option) any later version.
*
* This is distributed in the hope that it will be useful, but WITHOUT ANY WARRANTY;
* without even the implied warranty of MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.
* See the GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License along
* with this program; if not, write to the Free Software Foundation, Inc.,
* 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
*/
package org.doubango.ngn.services.impl.location;
import android.content.Context;
import android.location.Location;
import android.util.Log;
import org.doubango.ngn.BuildConfig;
import org.doubango.ngn.datatype.location.LocationDataDegree;
import org.doubango.ngn.datatype.mcpttloc.LocationInfo;
import org.doubango.ngn.datatype.mcpttloc.ProtectionType;
import org.doubango.ngn.datatype.mcpttloc.TCoordinateType;
import org.doubango.ngn.datatype.mcpttloc.TPointCoordinate;
import org.doubango.utils.Utils;
import org.simpleframework.xml.Serializer;
import org.simpleframework.xml.convert.AnnotationStrategy;
import org.simpleframework.xml.core.Persister;
import org.simpleframework.xml.strategy.Strategy;
import java.io.ByteArrayInputStream;
import java.io.ByteArrayOutputStream;
import java.io.File;
import java.io.FileInputStream;
import java.io.IOException;
import java.io.InputStream;
import java.util.ArrayList;
import java.util.Calendar;
import java.util.List;
class LocationUtils{
public final static String TAG = Utils.getTAG(LocationUtils.class.getCanonicalName());
protected static final int TWO_ELEVATED_TO_TWENTY_THREE=8388608;
protected static final int TWO_ELEVATED_TO_TWENTY_FOUR=16777216;
protected static final int EARTH_RADIU_KM = 6371;
protected static final int ALL_DEGREE=360;
//INIT Geolocate
//Latitude +90º -90º
//Longitude +180º -180º
protected static org.doubango.ngn.datatype.mcpttloc.TPointCoordinate locationDegreeTo3gppIanos(Location location){
if(location==null)return null;
Object pointCoordinate=locationDegreeTo3gppIanos(new LocationDataDegree(location.getLatitude(),location.getLongitude()),false);
if(pointCoordinate instanceof org.doubango.ngn.datatype.mcpttloc.TPointCoordinate)
return (org.doubango.ngn.datatype.mcpttloc.TPointCoordinate)pointCoordinate;
return null;
}
protected static org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate locationDegreeTo3gppIanosOld(Location location){
if(location==null)return null;
Object pointCoordinate=locationDegreeTo3gppIanos(new LocationDataDegree(location.getLatitude(),location.getLongitude()),true);
if(pointCoordinate instanceof org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate)
return (org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate)pointCoordinate;
return null;
}
protected static Object locationDegreeTo3gppIanos(Location location,boolean oldVersion){
if(location==null)return null;
return locationDegreeTo3gppIanos(new LocationDataDegree(location.getLatitude(),location.getLongitude()),oldVersion);
}
protected static Object locationDegreeTo3gppIanos(LocationDataDegree location,boolean oldVersion){
if(location==null)return null;
double latitude=location.getLatitude();
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if(oldVersion){
return new org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate(dataLatitudeInteger,dataLongitudeInteger);
}else{
org.doubango.ngn.datatype.mcpttloc.TCoordinateType dataLatitudeType=new org.doubango.ngn.datatype.mcpttloc.TCoordinateType();
dataLatitudeType.setThreebytes(dataLatitudeInteger);
dataLatitudeType.setType(org.doubango.ngn.datatype.mcpttloc.ProtectionType.Normal);
org.doubango.ngn.datatype.mcpttloc.TCoordinateType dataLongitudeType=new org.doubango.ngn.datatype.mcpttloc.TCoordinateType();
dataLongitudeType.setThreebytes(dataLongitudeInteger);
dataLongitudeType.setType(org.doubango.ngn.datatype.mcpttloc.ProtectionType.Normal);
return new org.doubango.ngn.datatype.mcpttloc.TPointCoordinate(dataLatitudeType,dataLongitudeType);
}
}
protected static LocationDataDegree location3gppIanosToDegree(org.doubango.ngn.datatype.mcpttloc.TPointCoordinate tPointCoordinate){
if((tPointCoordinate)==null ||
tPointCoordinate.getLongitude()==null ||
tPointCoordinate.getLatitude()==null)return null;
long latitudeInteger=-1;
if(tPointCoordinate.getLatitude() instanceof org.doubango.ngn.datatype.mcpttloc.TCoordinateType ){
//new version
if(((org.doubango.ngn.datatype.mcpttloc.TCoordinateType)tPointCoordinate.getLatitude())!=null)
latitudeInteger=((org.doubango.ngn.datatype.mcpttloc.TCoordinateType)tPointCoordinate.getLatitude()).getThreebytes();
}else{
//old version
latitudeInteger=tPointCoordinate.getLatitudeLong();
}
if(latitudeInteger>=TWO_ELEVATED_TO_TWENTY_THREE){
latitudeInteger-=(TWO_ELEVATED_TO_TWENTY_THREE-1);
latitudeInteger=-latitudeInteger;
}
double latitudeDouble=((double)latitudeInteger*90)/TWO_ELEVATED_TO_TWENTY_THREE;
long longitudeInteger=-1;
if(tPointCoordinate.getLongitude() instanceof org.doubango.ngn.datatype.mcpttloc.TCoordinateType ){
//new version
if(((org.doubango.ngn.datatype.mcpttloc.TCoordinateType)tPointCoordinate.getLongitude())!=null)
longitudeInteger=((org.doubango.ngn.datatype.mcpttloc.TCoordinateType)tPointCoordinate.getLongitude()).getThreebytes();
}else{
//old version
longitudeInteger=tPointCoordinate.getLongitudeLong();
}
double longitudeDouble=((double)longitudeInteger*360)/TWO_ELEVATED_TO_TWENTY_FOUR;
if(longitudeDouble>=180)longitudeDouble-=360;
return new LocationDataDegree(latitudeDouble,longitudeDouble);
}
protected static List<LocationDataDegree> location3gppIanosToDegrees(List<org.doubango.ngn.datatype.mcpttloc.TPointCoordinate> tPointCoordinates){
ArrayList<LocationDataDegree> dataDegrees=new ArrayList<>();
if(tPointCoordinates==null)return dataDegrees;
for(org.doubango.ngn.datatype.mcpttloc.TPointCoordinate TPointCoordinate:tPointCoordinates){
dataDegrees.add(location3gppIanosToDegree(TPointCoordinate));
}
return dataDegrees;
}
/**
*
* @param lastPoint
* @param nowPoint
* @param vertices
* @return if true=enter, if false=exist, if null=no area change
*/
protected static Boolean isEnterOrExitOfPolygon(LocationDataDegree lastPoint,LocationDataDegree nowPoint, List<LocationDataDegree> vertices) {
boolean isEntryLast=isPointInPolygon(lastPoint,vertices);
boolean isEntryNow=isPointInPolygon(nowPoint,vertices);
if(isEntryLast && !isEntryNow){
//Exit
return false;
}else if(!isEntryLast && isEntryNow){
//Enter
return true;
}
return null;
}
protected static Boolean isEnterOrExitOfPolygon(Location lastPoint,Location nowPoint, List<LocationDataDegree> vertices) {
if(lastPoint==null ||nowPoint==null )return null;
return isEnterOrExitOfPolygon(new LocationDataDegree(lastPoint.getLatitude(),lastPoint.getLongitude()),
new LocationDataDegree(nowPoint.getLatitude(),nowPoint.getLongitude()),vertices);
}
protected static boolean intersectPoint2(LocationDataDegree point,LocationDataDegree vectA,LocationDataDegree vectB){
double aY = vectA.getLatitude();
double bY = vectB.getLatitude();
double aX = vectA.getLongitude();
double bX = vectB.getLongitude();
double pY = point.getLatitude();
double pX = point.getLongitude();
//change X axis;
if(aX<0)aX+=360;
if(bX<0)bX+=360;
if(pX<0)pX+=360;
//move point to {0,0}
aY-=pY;
bY-=pY;
pY-=pY;
aX-=pX;
bX-=pX;
pX-=pX;
if((aY>pY && bY>pY) ||
(aY<pY && bY<pY) ||
(aX<pX && bX<pX)){
//System.out.println("invalid for intersection");
return false;//invalid for intersection
}
//Calcule intersection point.
double d=(bX-aX)/(aY-bY);
double c=aX-d*aY;
//System.out.println("d:"+d);
double intersectX=c+d*pY;
//System.out.println("intersectX:"+intersectX+" pX:"+pX);
if(intersectX>pX){
return true;
}else return false;
}
protected static boolean isPointInPolygon(LocationDataDegree point, List<LocationDataDegree> locationDataDegrees){
if(point==null || locationDataDegrees==null){
return false;
}
int numIntersection=0;
for(int con=0;con<locationDataDegrees.size();con++){
if(con==(locationDataDegrees.size()-1)){
if(intersectPoint2(point,locationDataDegrees.get(con),locationDataDegrees.get(0)))
numIntersection++;
}else if(intersectPoint2(point,locationDataDegrees.get(con),locationDataDegrees.get(con+1))){
numIntersection++;
}
}
if((numIntersection%2)==1){
return true;
}else
return false;
}
protected static double radiuMeterToDegree(double radiuMeter){
double diameterEarth=EARTH_RADIU_KM*Math.PI*2;
return ALL_DEGREE*radiuMeter/diameterEarth;
}
protected static Boolean isEnterOrExitOfElipti(Location lastPoint,Location nowPoint,LocationDataDegree center,double KiloMeter,double offRadiu,double interRadio) {
if(lastPoint==null || nowPoint==null)return null;
LocationDataDegree lastPointDegree = new LocationDataDegree(lastPoint);
LocationDataDegree nowPointDegree = new LocationDataDegree(nowPoint);
return isEnterOrExitOfElipti(lastPointDegree,nowPointDegree,center,KiloMeter,offRadiu,interRadio);
}
protected static Boolean isEnterOrExitOfElipti(LocationDataDegree lastPoint,LocationDataDegree nowPoint,LocationDataDegree center,double KiloMeter,double offRadiu,double interRadio) {
boolean isEntryLast=isContainPointInCircle(lastPoint,center,KiloMeter,offRadiu,interRadio);
boolean isEntryNow=isContainPointInCircle(nowPoint,center,KiloMeter,offRadiu,interRadio);
if(isEntryLast && !isEntryNow){
//Exit
return false;
}else if(!isEntryLast && isEntryNow){
//Enter
return true;
}
return null;
}
protected static boolean isContainPointInCircle(LocationDataDegree nowLocation,
LocationDataDegree center,
double radioKm,
double offsetAngleDegree,
double includedAngleDegree){
if((offsetAngleDegree+includedAngleDegree)>ALL_DEGREE)return false;
//http://math.stackexchange.com/questions/830413/calculating-the-arc-length-of-a-circle-segment
double distanceBetweenCenterAndPoint=distanceRad(nowLocation,center);
//System.out.println("distanceBetweenCenterAndPoint:"+distanceBetweenCenterAndPoint);
double radiuDegreeEarth=radiuMeterToDegree(radioKm);
if(distanceBetweenCenterAndPoint>radiuDegreeEarth){
//System.out.println("No contain");
return false;
}
LocationDataDegree locationNort=new LocationDataDegree(nowLocation);
locationNort.setLatitude(nowLocation.getLatitude()+distanceBetweenCenterAndPoint);
double distanceBetweenNortAndPoint=distanceRad(locationNort,center);
//System.out.println("distanceBetweenNortAndPoint:"+distanceBetweenNortAndPoint);
double interm=(Math.pow(distanceBetweenNortAndPoint, 2))/(2*Math.pow(distanceBetweenCenterAndPoint, 2));
//System.out.println("interm:"+interm);
double anglePoint= Math.acos(1-interm);
//System.out.println("anglePoint:"+anglePoint);
anglePoint*=(360/(2*Math.PI));
if(center.getLongitude()>nowLocation.getLongitude()){
anglePoint=360-anglePoint;
//System.out.println("Change the angle:"+anglePoint);
}else{
//System.out.println("Do not change the angle:"+anglePoint);
}
if(anglePoint>offsetAngleDegree && anglePoint<(includedAngleDegree+offsetAngleDegree)){
return true;
}
return false;
}
protected static double distanceRad(LocationDataDegree lastLocation,LocationDataDegree currientLocation) {
if(lastLocation==null || currientLocation==null)return -1;
return Math.sqrt(Math.pow(lastLocation.getLatitude()-currientLocation.getLatitude(), 2) + Math.pow(lastLocation.getLongitude()-currientLocation.getLongitude(), 2));
}
protected static double distance(Location lastLocation,Location currientLocation) {
if(lastLocation==null || currientLocation==null)return -1;
return distance(
lastLocation.getLatitude(),
currientLocation.getLatitude(),
lastLocation.getLongitude(),
currientLocation.getLongitude(),
lastLocation.getAltitude(),
currientLocation.getAltitude());
}
/**
* Get distance between two points
* @param lat1
* @param lat2
* @param lon1
* @param lon2
* @param el1
* @param el2
* @return
*/
protected static double distance(double lat1, double lat2, double lon1,
double lon2, double el1, double el2) {
final int R = EARTH_RADIU_KM; // Earth radius
Double latDistance = Math.toRadians(lat2 - lat1);
Double lonDistance = Math.toRadians(lon2 - lon1);
Double a = Math.sin(latDistance / 2) * Math.sin(latDistance / 2)
+ Math.cos(Math.toRadians(lat1)) * Math.cos(Math.toRadians(lat2))
* Math.sin(lonDistance / 2) * Math.sin(lonDistance / 2);
Double c = 2 * Math.atan2(Math.sqrt(a), Math.sqrt(1 - a));
double distance = R * c * 1000; // convert to meters
double height = el1 - el2;
distance = Math.pow(distance, 2) + Math.pow(height, 2);
return Math.sqrt(distance);
}
//END Geolocate
//INIT utils xml
protected static org.doubango.ngn.datatype.mcpttloc.LocationInfo getLocationInfo(String string,Context context){
return getLocationInfo(string.getBytes(),context);
}
protected static org.doubango.ngn.datatype.mcpttloc.LocationInfo getLocationInfo(byte[] bytes,Context context) { |
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private static org.doubango.ngn.datatype.mcpttloc.LocationInfo locationInfoOldToLocationInfo(org.doubango.ngn.datatype.mcpttlocOld.LocationInfo locationInfoOld, Context context){
if(locationInfoOld==null)return null;
TPointCoordinate centerEllipsoidEnter=null;
List<org.doubango.ngn.datatype.mcpttloc.TPointCoordinate> pointCoordinatesAreaEntre=null;
String triggerIdEntre=null;
TPointCoordinate centerEllipsoidExit=null;
List<org.doubango.ngn.datatype.mcpttloc.TPointCoordinate> pointCoordinatesAreaExit=null;
String triggerIdExit=null;
if(locationInfoOld.getConfiguration()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange()!=null ){
if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getTriggerId()!=null){
triggerIdEntre=locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getTriggerId() ;
if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getEllipsoidArcArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().getCenter()!=null){
centerEllipsoidEnter=tPointCoordinateOldToTPointCoordinate(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().getCenter());
//SetNull
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().setCenter(null);
} else if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getPolygonArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getPolygonArea().getCorner()!=null){
pointCoordinatesAreaEntre=tPointCoordinateOldToTPointCoordinate(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getPolygonArea().getCorner());
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getPolygonArea().setCorner(null);
}
}
if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getTriggerId()!=null){
triggerIdExit=locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getTriggerId() ;
if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getEllipsoidArcArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().getCenter()!=null){
centerEllipsoidExit=tPointCoordinateOldToTPointCoordinate(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().getCenter());
//SetNull
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().setCenter(null);
} else if(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getPolygonArea()!=null &&
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getPolygonArea().getCorner()!=null){
pointCoordinatesAreaExit=tPointCoordinateOldToTPointCoordinate(locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getPolygonArea().getCorner());
locationInfoOld.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getPolygonArea().setCorner(null);
}
}
}
org.doubango.ngn.datatype.mcpttloc.LocationInfo locationInfo=null;
if(triggerIdEntre!=null || triggerIdExit!=null){
try {
locationInfo=getLocationInfo(getOutputStreamOfLocationInfo(context,locationInfoOld),false,context);
if(locationInfo!=null){
if(triggerIdEntre!=null && (centerEllipsoidEnter!=null|| pointCoordinatesAreaEntre!=null)){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().setTriggerId(triggerIdEntre);
if(centerEllipsoidEnter!=null){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().setCenter(centerEllipsoidEnter);
}
if(pointCoordinatesAreaEntre!=null){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getEnterSpecificAreaType().getGeographicalArea().getPolygonArea().setCorner(pointCoordinatesAreaEntre);
}
}
if(triggerIdExit!=null && (centerEllipsoidExit!=null|| pointCoordinatesAreaExit!=null)){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().setTriggerId(triggerIdExit);
if(centerEllipsoidExit!=null){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getEllipsoidArcArea().setCenter(centerEllipsoidExit);
}
if(pointCoordinatesAreaExit!=null){
locationInfo.getConfiguration().getTriggeringCriteria().getGeographicalAreaChange().getExitSpecificAreaType().getGeographicalArea().getPolygonArea().setCorner(pointCoordinatesAreaExit);
}
}
}
} catch (Exception e) {
e.printStackTrace();
}
}
return locationInfo;
}
protected static String getLocationInfoToString(Object locationInfo,Context context) throws Exception {
String reportString=null;
if(locationInfo instanceof LocationInfo){
reportString=LocationUtils.getStringOfLocationInfo(context, (LocationInfo)locationInfo);
}else if(locationInfo instanceof org.doubango.ngn.datatype.mcpttlocOld.LocationInfo ){
reportString=LocationUtils.getStringOfLocationInfo(context, (org.doubango.ngn.datatype.mcpttlocOld.LocationInfo)locationInfo);
}
return reportString;
}
private static List<org.doubango.ngn.datatype.mcpttloc.TPointCoordinate> tPointCoordinateOldToTPointCoordinate(List<org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate> tPointCoordinateOlds){
if(tPointCoordinateOlds==null)return null;
ArrayList<TPointCoordinate> pointCoordinates=new ArrayList<>();
for(org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate pointCoordinateOld: tPointCoordinateOlds)
if(pointCoordinateOld!=null)pointCoordinates.add(tPointCoordinateOldToTPointCoordinate(pointCoordinateOld));
return pointCoordinates;
}
private static org.doubango.ngn.datatype.mcpttloc.TPointCoordinate tPointCoordinateOldToTPointCoordinate(org.doubango.ngn.datatype.mcpttlocOld.TPointCoordinate tPointCoordinateOld){
if(tPointCoordinateOld==null)return null;
org.doubango.ngn.datatype.mcpttloc.TPointCoordinate tPointCoordinate=new TPointCoordinate();
org.doubango.ngn.datatype.mcpttloc.TCoordinateType coordinateTypeLa=new TCoordinateType();
coordinateTypeLa.setType(ProtectionType.Normal);
coordinateTypeLa.setThreebytes(tPointCoordinateOld.getLatitude());
org.doubango.ngn.datatype.mcpttloc.TCoordinateType coordinateTypeLon=new TCoordinateType();
coordinateTypeLon.setType(ProtectionType.Normal);
coordinateTypeLon.setThreebytes(tPointCoordinateOld.getLongitude());
tPointCoordinate.setLatitude(coordinateTypeLa);
tPointCoordinate.setLongitude(coordinateTypeLon);
return tPointCoordinate;
}
protected static byte[] checkMultipart(byte[] bytes){
if(bytes.length==0){
Log.e(TAG,"Empty location.");
return bytes;
}
String str = new String(bytes);
return str.substring(str.indexOf("<location-info"),str.length()-1).getBytes();
}
protected static InputStream getOutputStreamOfLocationInfo(Context context, org.doubango.ngn.datatype.mcpttloc.LocationInfo locationInfo) throws Exception {
if(locationInfo==null)return null;
Strategy strategy = new AnnotationStrategy();
Serializer serializer = new Persister(strategy);
File outputDir = context.getCacheDir(); // context being the Activity pointer
File outputFile = File.createTempFile(String.valueOf(Calendar.getInstance().getTimeInMillis()), "txt", outputDir);
serializer.write(locationInfo,outputFile);
InputStream inputStream = new FileInputStream(outputFile);
return inputStream;
}
protected static byte[] getBytesOfLocationInfo(Context context,org.doubango.ngn.datatype.mcpttloc.LocationInfo locationInfo) throws Exception {
InputStream inputStream=getOutputStreamOfLocationInfo(context,locationInfo);
if(inputStream==null)return null;
return readBytes(inputStream);
}
protected static String getStringOfLocationInfo(Context context,org.doubango.ngn.datatype.mcpttloc.LocationInfo locationInfo) throws Exception {
return new String(getBytesOfLocationInfo(context,locationInfo)).trim();
}
private static InputStream getOutputStreamOfLocationInfo(Context context, org.doubango.ngn.datatype.mcpttlocOld.LocationInfo locationInfo) throws Exception {
if(locationInfo==null)return null;
Strategy strategy = new AnnotationStrategy();
Serializer serializer = new Persister(strategy);
File outputDir = context.getCacheDir(); // context being the Activity pointer
File outputFile = File.createTempFile(String.valueOf(Calendar.getInstance().getTimeInMillis()), "txt", outputDir);
serializer.write(locationInfo,outputFile);
InputStream inputStream = new FileInputStream(outputFile);
return inputStream;
}
private static byte[] getBytesOfLocationInfo(Context context,org.doubango.ngn.datatype.mcpttlocOld.LocationInfo locationInfo) throws Exception {
InputStream inputStream=getOutputStreamOfLocationInfo(context,locationInfo);
if(inputStream==null)return null;
return readBytes(inputStream);
}
protected static String getStringOfLocationInfo(Context context,org.doubango.ngn.datatype.mcpttlocOld.LocationInfo locationInfo) throws Exception {
return new String(getBytesOfLocationInfo(context,locationInfo)).trim();
}
private static byte[] readBytes(InputStream inputStream) throws IOException {
ByteArrayOutputStream byteBuffer = new ByteArrayOutputStream();
int bufferSize = 1024;
byte[] buffer = new byte[bufferSize];
int len = 0;
while ((len = inputStream.read(buffer)) != -1) {
byteBuffer.write(buffer, 0, len);
}
return byteBuffer.toByteArray();
}
//END utils xml
} |