Examples of java.net.ConnectException

java.net.ConnectException
Signals that an error occurred while attempting to connect a socket to a remote address and port. Typically, the connection was refused remotely (e.g., no process is listening on the remote address/port). @since JDK1.1

  @Test
  public void testVerifyMetaRegionLocationFails()
  throws IOException, InterruptedException, KeeperException, ServiceException {
    HConnection connection = Mockito.mock(HConnection.class);
    ServiceException connectException =
      new ServiceException(new ConnectException("Connection refused"));
    final AdminProtos.AdminService.BlockingInterface implementation =
      Mockito.mock(AdminProtos.AdminService.BlockingInterface.class);
    Mockito.when(implementation.getRegionInfo((RpcController)Mockito.any(),
      (GetRegionInfoRequest)Mockito.any())).thenThrow(connectException);
    Mockito.when(connection.getAdmin(Mockito.any(ServerName.class), Mockito.anyBoolean())).

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    }


    @Override
    protected int available() throws IOException {
        if (is == null) {
            throw new ConnectException("Not connected");
        }
        return is.available();
    }

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   * @throws KeeperException
   */
  @Test
  public void testGetMetaServerConnectionFails()
  throws IOException, InterruptedException, KeeperException {
    testVerifyMetaRegionLocationWithException(new ConnectException("Connection refused"));
  }

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   */
  @Test
  public void testVerifyRootRegionLocationFails()
  throws IOException, InterruptedException, KeeperException {
    HConnection connection = Mockito.mock(HConnection.class);
    ConnectException connectException =
      new ConnectException("Connection refused");
    final HRegionInterface implementation =
      Mockito.mock(HRegionInterface.class);
    Mockito.when(implementation.getRegionInfo((byte [])Mockito.any())).
      thenThrow(connectException);
    Mockito.when(connection.getHRegionConnection(Mockito.anyString(),

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   */
  private IOException wrapException(InetSocketAddress addr,
                                         IOException exception) {
    if (exception instanceof ConnectException) {
      //connection refused; include the host:port in the error
      return (ConnectException)new ConnectException(
           "Call to " + addr + " failed on connection exception: " + exception)
                    .initCause(exception);
    } else if (exception instanceof SocketTimeoutException) {
      return (SocketTimeoutException)new SocketTimeoutException(
           "Call to " + addr + " failed on socket timeout exception: "

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                                     + configuration.getAddress());
        }
        


        if (!channelFuture.isDone() || !channelFuture.isSuccess()) {
            ConnectException cause = new ConnectException("Cannot connect to " + configuration.getAddress());
            if (channelFuture.getCause() != null) {
                cause.initCause(channelFuture.getCause());
            }
            throw cause;
        }
        Channel answer = channelFuture.getChannel();
        // to keep track of all channels in use

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      HttpInputStream in = new HttpInputStream(sock.getInputStream());
      while (true) {
    String line = in.readLine();
/*System.out.println(line);*/
    if ((line == null) || line.endsWith("refused")) {
        throw new ConnectException(host + ":" + port);
    }
    if (line.startsWith("connected to")) {
/*System.out.println("connected itelnet " + host + ":" + port + " " + System.currentTimeMillis());*/
        return sock;
    }

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                                     + configuration.getAddress());
        }
        


        if (!channelFuture.isDone() || !channelFuture.isSuccess()) {
            ConnectException cause = new ConnectException("Cannot connect to " + configuration.getAddress());
            if (channelFuture.getCause() != null) {
                cause.initCause(channelFuture.getCause());
            }
            throw cause;
        }
        Channel answer = channelFuture.getChannel();
        // to keep track of all channels in use

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   */
  protected IOException wrapException(InetSocketAddress addr,
                                         IOException exception) {
    if (exception instanceof ConnectException) {
      //connection refused; include the host:port in the error
      return (ConnectException)new ConnectException(
         "Call to " + addr + " failed on connection exception: " + exception).initCause(exception);
    } else if (exception instanceof SocketTimeoutException) {
      return (SocketTimeoutException)new SocketTimeoutException("Call to " + addr +
        " failed because " + exception).initCause(exception);
    } else {

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            H handle = handles.next();
            ConnectionRequest entry = connectionRequest(handle);


            if (currentTime >= entry.deadline) {
                entry.setException(
                        new ConnectException("Connection timed out."));
                cancelQueue.offer(entry);
            }
        }
    }

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