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- Properly resetting the connection status in case of an EOFException 

- Allowing the NetworkService to be used with an externally provided list of node URLs
develop
Nelson R. Perez 2018-05-02 20:08:02 -05:00
parent e118b8df04
commit 87421e210c
1 changed files with 48 additions and 7 deletions
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55
graphenej/src/main/java/cy/agorise/graphenej/api/android/NetworkService.java
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@ -45,6 +45,16 @@ public class NetworkService extends Service {
public static final String KEY_REQUESTED_APIS = "key_requested_apis";
/**
* Constant used to pass a custom list of node URLs. This should be a simple
* comma separated list of URLs.
*
* For example:
*
* wss://domain1.com/ws,wss://domain2.com/ws,wss://domain3.com/ws
*/
public static final String KEY_CUSTOM_NODE_URLS = "key_custom_node_urls";
private final IBinder mBinder = new LocalBinder();
private WebSocket mWebSocket;
@ -66,6 +76,8 @@ public class NetworkService extends Service {
// Variable used to keep track of the currently obtained API accesses
private HashMap<Integer, Integer> mApiIds = new HashMap();
private ArrayList<String> mNodeUrls = new ArrayList<>();
private Gson gson = new Gson();
@Override
@ -78,12 +90,28 @@ public class NetworkService extends Service {
mPassword = pref.getString(NetworkService.KEY_PASSWORD, "");
mRequestedApis = pref.getInt(NetworkService.KEY_REQUESTED_APIS, -1);
// If the user of the library desires, a custom list of node URLs can
// be passed using the KEY_CUSTOM_NODE_URLS constant
String serializedNodeUrls = pref.getString(NetworkService.KEY_CUSTOM_NODE_URLS, "");
// Deciding whether to use an externally provided list of node URLs, or use our internal one
if(serializedNodeUrls.equals("")){
for(int i = 0; i < Nodes.NODE_URLS.length; i++){
mNodeUrls.add(Nodes.NODE_URLS[i]);
}
}else{
String[] urls = serializedNodeUrls.split(",");
for(String url : urls){
mNodeUrls.add(url);
}
}
connect();
}
private void connect(){
OkHttpClient client = new OkHttpClient();
String url = Nodes.NODE_URLS[mSocketIndex % Nodes.NODE_URLS.length];
String url = mNodeUrls.get(mSocketIndex % mNodeUrls.size());
Log.d(TAG,"Trying to connect with: "+url);
Request request = new Request.Builder().url(url).build();
client.newWebSocket(request, mWebSocketListener);
@ -92,7 +120,7 @@ public class NetworkService extends Service {
public int sendMessage(String message){
if(mWebSocket != null){
if(mWebSocket.send(message)){
Log.v(TAG,"> " + message);
Log.v(TAG,"-> " + message);
}
}else{
throw new RuntimeException("Websocket connection has not yet been established");
@ -258,17 +286,30 @@ public class NetworkService extends Service {
@Override
public void onFailure(WebSocket webSocket, Throwable t, Response response) {
super.onFailure(webSocket, t, response);
Log.e(TAG,"onFailure. Msg: "+t.getMessage());
Log.e(TAG,"onFailure. Exception: "+t.getClass().getName()+", Msg: "+t.getMessage());
// Logging error stack trace
for(StackTraceElement element : t.getStackTrace()){
Log.e(TAG,String.format("%s#%s:%s", element.getClassName(), element.getMethodName(), element.getLineNumber()));
}
// Registering current status
isLoggedIn = false;
mCurrentId = 0;
mApiIds.clear();
// If there is a response, we print it
if(response != null){
Log.e(TAG,"Response: "+response.message());
}
for(StackTraceElement element : t.getStackTrace()){
Log.v(TAG,String.format("%s#%s:%d", element.getClassName(), element.getMethodName(), element.getLineNumber()));
}
RxBus.getBusInstance().send(new ConnectionStatusUpdate(ConnectionStatusUpdate.DISCONNECTED));
mSocketIndex++;
connect();
if(mSocketIndex > mNodeUrls.size() * 3){
Log.e(TAG,"Giving up on connections");
stopSelf();
}else{
connect();
}
}
};
}