/**
* Open a connection to the given url and return a reader on the input stream from that
* connection. In case of user cancel, return <code>null</code>. Relative URL's are directed to
* API base URL.
*
* @param urlStr The url to connect to.
* @param progressMonitor progress monitoring and abort handler
* @return An reader reading the input stream (servers answer) or <code>null</code>.
* @throws OsmTransferException thrown if data transfer errors occur
*/
protected InputStream getInputStream(String urlStr, ProgressMonitor progressMonitor)
throws OsmTransferException {
try {
api.initialize(progressMonitor);
urlStr = urlStr.startsWith("http") ? urlStr : (getBaseUrl() + urlStr);
return getInputStreamRaw(urlStr, progressMonitor);
} finally {
progressMonitor.invalidate();
}
}
private void infoSync(LatLon pos, ProgressMonitor progressMonitor) {
progressMonitor.beginTask(null, 3);
try {
mRuian.prepareData(pos);
htmlText = mRuian.getHtml();
coordinatesText = PointInfoUtils.formatCoordinates(pos.lat(), pos.lon());
} finally {
progressMonitor.finishTask();
}
progressMonitor.invalidate();
if (htmlText.length() == 0) {
GuiHelper.runInEDTAndWait(
() ->
PointInfoUtils.showNotification(
tr("Data not available.") + "\n(" + pos.toDisplayString() + ")", "warning"));
return;
}
}
/**
* Open a connection to the given url and return a reader on the input stream from that
* connection. In case of user cancel, return <code>null</code>.
*
* @param urlStr The exact url to connect to.
* @param progressMonitor progress monitoring and abort handler
* @return An reader reading the input stream (servers answer) or <code>null</code>.
* @throws OsmTransferException thrown if data transfer errors occur
*/
protected InputStream getInputStreamRaw(String urlStr, ProgressMonitor progressMonitor)
throws OsmTransferException {
try {
URL url = null;
try {
url = new URL(urlStr.replace(" ", "%20"));
} catch (MalformedURLException e) {
throw new OsmTransferException(e);
}
try {
// fix #7640, see http://www.tikalk.com/java/forums/httpurlconnection-disable-keep-alive
activeConnection = Utils.openHttpConnection(url, false);
} catch (Exception e) {
throw new OsmTransferException(
tr("Failed to open connection to API {0}.", url.toExternalForm()), e);
}
if (cancel) {
activeConnection.disconnect();
return null;
}
if (doAuthenticate) {
addAuth(activeConnection);
}
if (cancel) throw new OsmTransferCanceledException();
if (Main.pref.getBoolean("osm-server.use-compression", true)) {
activeConnection.setRequestProperty("Accept-Encoding", "gzip, deflate");
}
activeConnection.setConnectTimeout(Main.pref.getInteger("socket.timeout.connect", 15) * 1000);
try {
Main.info("GET " + url);
activeConnection.connect();
} catch (Exception e) {
e.printStackTrace();
OsmTransferException ote =
new OsmTransferException(
tr("Could not connect to the OSM server. Please check your internet connection."),
e);
ote.setUrl(url.toString());
throw ote;
}
try {
if (activeConnection.getResponseCode() == HttpURLConnection.HTTP_UNAUTHORIZED)
throw new OsmApiException(HttpURLConnection.HTTP_UNAUTHORIZED, null, null);
if (activeConnection.getResponseCode() == HttpURLConnection.HTTP_PROXY_AUTH)
throw new OsmTransferCanceledException();
String encoding = activeConnection.getContentEncoding();
if (activeConnection.getResponseCode() != HttpURLConnection.HTTP_OK) {
String errorHeader = activeConnection.getHeaderField("Error");
StringBuilder errorBody = new StringBuilder();
try {
InputStream i = FixEncoding(activeConnection.getErrorStream(), encoding);
if (i != null) {
BufferedReader in = new BufferedReader(new InputStreamReader(i));
String s;
while ((s = in.readLine()) != null) {
errorBody.append(s);
errorBody.append("\n");
}
}
} catch (Exception e) {
errorBody.append(tr("Reading error text failed."));
}
throw new OsmApiException(
activeConnection.getResponseCode(),
errorHeader,
errorBody.toString(),
url.toString());
}
return FixEncoding(new ProgressInputStream(activeConnection, progressMonitor), encoding);
} catch (OsmTransferException e) {
throw e;
} catch (Exception e) {
throw new OsmTransferException(e);
}
} finally {
progressMonitor.invalidate();
}
}
