org.sensorhub.impl.comm

Class RobustIPConnection

java.lang.Object

org.sensorhub.impl.module.RobustConnection

org.sensorhub.impl.comm.RobustIPConnection

Direct Known Subclasses:

RobustHTTPConnection

public abstract class RobustIPConnection
extends RobustConnection

Helper class for handling automatic reconnections to hosts on IP networks

Since:

Jun 25, 2016

Author:

Alex Robin

Field Summary

Fields

Modifier and Type	Field and Description
protected boolean	checkReachability

Fields inherited from class org.sensorhub.impl.module.RobustConnection

connectConfig, connected, module, remoteServiceName, waitThread

Constructor Summary

Constructors

Constructor and Description
RobustIPConnection(AbstractModule<?> module, RobustIPConnectionConfig config, String remoteServiceName)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	tryConnect(String host) Try to ping host with ICMP packets (must be root)
boolean	tryConnectTCP(String host, int port) Try to connect to host on given TCP port

Methods inherited from class org.sensorhub.impl.module.RobustConnection

cancel, isConnected, reconnect, tryConnect, updateConfig, waitForConnection

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

checkReachability

protected boolean checkReachability

Constructor Detail

RobustIPConnection

public RobustIPConnection(AbstractModule<?> module,
                  RobustIPConnectionConfig config,
                  String remoteServiceName)

Method Detail

tryConnect

public boolean tryConnect(String host)
                   throws IOException

Try to ping host with ICMP packets (must be root)

Parameters:

host - host name or address to connect to

Returns:

True if connection was successful; False if unsuccessful but can be retried

Throws:

IOException - if connection was unsuccessful and shouldn't be retried

tryConnectTCP

public boolean tryConnectTCP(String host,
                    int port)
                      throws IOException

Try to connect to host on given TCP port

Parameters:

host - host name or address to connect to

port - TCP port to connect to

Returns:

True if connection was successful; False if unsuccessful but can be retried

Throws:

IOException - if connection was unsuccessful and shouldn't be retried