javascript - isConnected failed: ECONNREFUSED (Connection refused) -

-

i try transfer data between phones via wifi-direct , code works fine everyfirst time run through it. however, after close sockets in both client , server , try connect socket again, gives me exception. also, after lock screen of server phone , unlock it, can built connection once again. can familar socket give me advice? shouldn't wrong ip address/port right?

code client phone

protected void onhandleintent(intent intent) {            context context = getapplicationcontext();          if (intent.getaction().equals(action_send_file)) {              if(!socket.isconnected())              {                  string host = intent.getextras().getstring(                          extras_group_owner_address);                  int port = intent.getextras().getint(extras_group_owner_port);                  try {                      socket.bind(null);                      inetsocketaddress myaddress = new inetsocketaddress(host, port);                      socket.connect(myaddress, socket_timeout);                  }                  catch(ioexception e) {                      log.e(tag, e.getmessage());                  }              }                  try{  				     /*returns output stream write data socket*/                      outputstream stream = socket.getoutputstream();                      string count = string.valueof(_count);                      stream.write(count.getbytes());                                } catch (ioexception e) {                  log.e(tag, e.getmessage());              } {                  if (socket != null) {                        if (socket.isconnected()) {                            try {                              inputstream = socket.getinputstream();                              socket.shutdownoutput(); // sends 'fin' on network                              while (is.read() >= 0) ; // "read()" returns '-1' when 'fin' reached                              socket.close();                          }                            catch (ioexception e) {                              // give                              e.printstacktrace();                          }                        }                  }              }            }      }

code server phone

protected string doinbackground(void... params) {          try {              serversocket serversocket = new serversocket(8888);              socket client = serversocket.accept();              inputstream inputstream = client.getinputstream();              bytearrayoutputstream baos = new bytearrayoutputstream();              int i;              while ((i = inputstream.read()) != -1) {                  baos.write(i);              }              string str = baos.tostring();              client.shutdownoutput(); // sends 'fin' on network              while (inputstream.read() >= 0) ; // "read()" returns '-1' when 'fin' reached              client.close(); // can close socket              serversocket.close();              return str;            } catch (ioexception e) {              return null;          }      }


Comments

Post a Comment

Popular posts from this blog

ios - RestKit 0.20 — CoreData: error: Failed to call designated initializer on NSManagedObject class (again) -

-
this error has shown on many times, seems. prominent answer issue seems restkit 0.20 — coredata: error: failed call designated initializer on nsmanagedobject class however, solution posted doesn't work me. let's start beginning: i want upload file server. want parse response make sure uploaded. if not, try again later. model has boolean variable called nsnumber *senttoserver purpose (in coredata, bool saved nsnumber ) . because don't know whether sending going successful, save entity coredata model first before sending via restkit. when post request successful, server returns json string this: {"id":14,"created":true} notice that, of course, id not set on coredata model yet, both id , created new informations model. here's model: @interface recording : nsmanagedobject @property (nonatomic, retain) nsstring * audiofilepath; @property (nonatomic, retain) nsdate * createdat; @property (nonatomic, retain) nsstring * deviceid; @
Read more

laravel - PDOException in Connector.php line 55: SQLSTATE[HY000] [1045] Access denied for user 'root'@'localhost' (using password: YES) -

-
my .env: app_env=local app_debug=true app_key=myappkey app_url=http://localhost db_connection=mysql db_host=localhost db_port=3306 db_database=gestiontaller db_username=root db_password='root' cache_driver=file session_driver=file queue_driver=sync redis_host=127.0.0.1 redis_password=null redis_port=6379 mail_driver=smtp mail_host=mailtrap.io mail_port=2525 mail_username=null mail_password=null mail_encryption=null i've tried password ", ' , without, restarting server every time. i've tried changing localhost 172.0.0.1. yes, password correct, running mysql -u root -p introducing password root in prompt can go mysql. users table: +------------------+-----------+ | user | host | +------------------+-----------+ | debian-sys-maint | localhost | | mysql.sys | localhost | | root | localhost | | root1 | localhost | +------------------+-----------+ i've added homestead.yaml this: database_port: 3306
Read more

java - Digest auth with Spring Security using javaconfig -

-
so i'm trying create digest authentication spring following documentation trying translate xml "requirements" in java requirements. let's have xml in docs: <bean id="digestfilter" class= "org.springframework.security.web.authentication.www.digestauthenticationfilter"> <property name="userdetailsservice" ref="jdbcdaoimpl"/> <property name="authenticationentrypoint" ref="digestentrypoint"/> <property name="usercache" ref="usercache"/> </bean> <bean id="digestentrypoint" class= "org.springframework.security.web.authentication.www.digestauthenticationentrypoint"> <property name="realmname" value="contacts realm via digest authentication"/> <property name="key" value="acegi"/> <property name="noncevalidityseconds" value="10"/> </b
Read more