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Merge pull request #7231 from abrensch/master

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add compression option for service calls to BRouter
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vshcherb 2019-07-11 20:23:30 +02:00 committed by GitHub
commit e1ee663be0
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1 changed files with 18 additions and 2 deletions
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20
OsmAnd/src/net/osmand/plus/routing/RouteProvider.java
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@ -4,6 +4,7 @@ package net.osmand.plus.routing;
import android.content.Context;
import android.os.Build;
import android.os.Bundle;
import android.util.Base64;
import net.osmand.Location;
import net.osmand.PlatformUtil;
@ -51,6 +52,7 @@ import java.io.BufferedReader;
import java.io.ByteArrayInputStream;
import java.io.FileNotFoundException;
import java.io.IOException;
import java.io.InputStream;
import java.io.InputStreamReader;
import java.net.MalformedURLException;
import java.net.URLConnection;
@ -61,6 +63,7 @@ import java.util.LinkedHashMap;
import java.util.List;
import java.util.Map;
import java.util.Set;
import java.util.zip.GZIPInputStream;
import javax.xml.parsers.FactoryConfigurationError;
import javax.xml.parsers.ParserConfigurationException;
@ -1179,6 +1182,7 @@ public class RouteProvider {
bpars.putString("v", mode);
bpars.putString("trackFormat", "gpx");
bpars.putString("turnInstructionFormat", "osmand");
bpars.putString("acceptCompressedResult", "true");
OsmandApplication ctx = (OsmandApplication) params.ctx;
List<Location> res = new ArrayList<Location>();
@ -1192,11 +1196,23 @@ public class RouteProvider {
String gpxMessage = brouterService.getTrackFromParams(bpars);
if (gpxMessage == null)
gpxMessage = "no result from brouter";
if (!gpxMessage.startsWith("<")) {
boolean isZ64Encoded = gpxMessage.startsWith("ejY0"); // base-64 version of "z64"
if (!( isZ64Encoded || gpxMessage.startsWith("<") ) ) {
return new RouteCalculationResult(gpxMessage);
}
GPXFile gpxFile = GPXUtilities.loadGPXFile(new ByteArrayInputStream(gpxMessage.getBytes("UTF-8")));
InputStream gpxStream;
if ( isZ64Encoded ) {
ByteArrayInputStream bais = new ByteArrayInputStream( Base64.decode(gpxMessage, Base64.DEFAULT) );
bais.read( new byte[3] ); // skip prefix
gpxStream = new GZIPInputStream( bais );
} else {
gpxStream = new ByteArrayInputStream(gpxMessage.getBytes("UTF-8"));
}
GPXFile gpxFile = GPXUtilities.loadGPXFile(gpxStream);
dir = parseOsmAndGPXRoute(res, gpxFile, true, params.leftSide, params.mode.getDefaultSpeed());