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Merge "Stop using apache http to download Gps XTRA data."

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This commit is contained in:
Narayan Kamath
2014-10-27 16:16:10 +00:00
committed by Gerrit Code Review
parent f7d24d2443 c273edbba5
commit 3c8cf51f86
2 changed files with 24 additions and 69 deletions
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2
services/java/com/android/server/location/GpsLocationProvider.java
View File

@@ -732,7 +732,7 @@ public class GpsLocationProvider implements LocationProviderInterface {
AsyncTask.THREAD_POOL_EXECUTOR.execute(new Runnable() {
@Override
public void run() {
GpsXtraDownloader xtraDownloader = new GpsXtraDownloader(mContext, mProperties);
GpsXtraDownloader xtraDownloader = new GpsXtraDownloader(mProperties);
byte[] data = xtraDownloader.downloadXtraData();
if (data != null) {
if (DEBUG) {

91
services/java/com/android/server/location/GpsXtraDownloader.java
View File

@@ -17,20 +17,13 @@
package com.android.server.location;
import android.content.Context;
import android.net.Proxy;
import android.net.http.AndroidHttpClient;
import android.util.Log;
import org.apache.http.HttpEntity;
import org.apache.http.HttpHost;
import org.apache.http.HttpResponse;
import org.apache.http.StatusLine;
import org.apache.http.client.HttpClient;
import org.apache.http.client.methods.HttpGet;
import org.apache.http.client.methods.HttpUriRequest;
import org.apache.http.conn.params.ConnRouteParams;
import java.net.HttpURLConnection;
import java.net.URL;
import libcore.io.IoUtils;
import libcore.io.Streams;
import java.io.DataInputStream;
import java.io.IOException;
import java.util.Properties;
import java.util.Random;
@@ -44,15 +37,12 @@ public class GpsXtraDownloader {
private static final String TAG = "GpsXtraDownloader";
static final boolean DEBUG = false;
private Context mContext;
private String[] mXtraServers;
private final String[] mXtraServers;
// to load balance our server requests
private int mNextServerIndex;
GpsXtraDownloader(Context context, Properties properties) {
mContext = context;
GpsXtraDownloader(Properties properties) {
// read XTRA servers from the Properties object
int count = 0;
String server1 = properties.getProperty("XTRA_SERVER_1");
@@ -64,7 +54,7 @@ public class GpsXtraDownloader {
if (count == 0) {
Log.e(TAG, "No XTRA servers were specified in the GPS configuration");
return;
mXtraServers = null;
} else {
mXtraServers = new String[count];
count = 0;
@@ -79,9 +69,6 @@ public class GpsXtraDownloader {
}
byte[] downloadXtraData() {
String proxyHost = Proxy.getHost(mContext);
int proxyPort = Proxy.getPort(mContext);
boolean useProxy = (proxyHost != null && proxyPort != -1);
byte[] result = null;
int startIndex = mNextServerIndex;
@@ -91,7 +78,7 @@ public class GpsXtraDownloader {
// load balance our requests among the available servers
while (result == null) {
result = doDownload(mXtraServers[mNextServerIndex], useProxy, proxyHost, proxyPort);
result = doDownload(mXtraServers[mNextServerIndex]);
// increment mNextServerIndex and wrap around if necessary
mNextServerIndex++;
@@ -105,64 +92,32 @@ public class GpsXtraDownloader {
return result;
}
protected static byte[] doDownload(String url, boolean isProxySet,
String proxyHost, int proxyPort) {
protected static byte[] doDownload(String url) {
if (DEBUG) Log.d(TAG, "Downloading XTRA data from " + url);
AndroidHttpClient client = null;
HttpURLConnection connection = null;
try {
client = AndroidHttpClient.newInstance("Android");
HttpUriRequest req = new HttpGet(url);
if (isProxySet) {
HttpHost proxy = new HttpHost(proxyHost, proxyPort);
ConnRouteParams.setDefaultProxy(req.getParams(), proxy);
}
req.addHeader(
connection = (HttpURLConnection) (new URL(url)).openConnection();
connection.setRequestProperty(
"Accept",
"*/*, application/vnd.wap.mms-message, application/vnd.wap.sic");
req.addHeader(
connection.setRequestProperty(
"x-wap-profile",
"http://www.openmobilealliance.org/tech/profiles/UAPROF/ccppschema-20021212#");
HttpResponse response = client.execute(req);
StatusLine status = response.getStatusLine();
if (status.getStatusCode() != 200) { // HTTP 200 is success.
if (DEBUG) Log.d(TAG, "HTTP error: " + status.getReasonPhrase());
connection.connect();
int statusCode = connection.getResponseCode();
if (statusCode != HttpURLConnection.HTTP_OK) {
if (DEBUG) Log.d(TAG, "HTTP error downloading gps XTRA: " + statusCode);
return null;
}
HttpEntity entity = response.getEntity();
byte[] body = null;
if (entity != null) {
try {
if (entity.getContentLength() > 0) {
body = new byte[(int) entity.getContentLength()];
DataInputStream dis = new DataInputStream(entity.getContent());
try {
dis.readFully(body);
} finally {
try {
dis.close();
} catch (IOException e) {
Log.e(TAG, "Unexpected IOException.", e);
}
}
}
} finally {
if (entity != null) {
entity.consumeContent();
}
}
}
return body;
} catch (Exception e) {
if (DEBUG) Log.d(TAG, "error " + e);
return Streams.readFully(connection.getInputStream());
} catch (IOException ioe) {
if (DEBUG) Log.d(TAG, "Error downloading gps XTRA: ", ioe);
} finally {
if (client != null) {
client.close();
if (connection != null) {
connection.disconnect();
}
}
return null;