Examples with UnknownHostException java.net.UnknownHostException used on opensource projects

Example 91 with UnknownHostException

use of java.net.UnknownHostException in project ACS by ACS-Community.

the class AlarmSearchHelper method search.

//
// -- PUBLIC METHODS ----------------------------------------------
//
public void search(Selection selection, int nbOfRows) throws LaserConnectionException, LaserException, LaserTimeOutException {
    searchFinished(false);
    String console_id = "";
    String host_name = "";
    try {
        console_id = UUIDGenerator.getInstance().getUUID().toString();
        host_name = InetAddress.getLocalHost().getHostName();
    } catch (UnknownHostException e) {
        throw new LaserException("unable to get a unique id for the console : " + e.getMessage());
    }
    String init_topic = getSearchRootTopic() + "." + console_id;
    long init_subscription;
    try {
        init_subscription = getSubscriber().subscribe(init_topic, getSearchListener(), null);
    } catch (Exception e) {
        throw new LaserException("unable to subscribe to topic " + init_topic + " : " + e.getMessage());
    }
    // activate the selection on the BT
    Integer[] category_ids = getCategoryIds(selection);
    String sql = buildSQLFilter(selection, nbOfRows);
    try {
        if (m_laser != null) {
            int[] cis = new int[category_ids.length];
            for (int i = 0; i < category_ids.length; i++) cis[i] = category_ids[i].intValue();
            m_laser.search(cis, sql, console_id);
        } else {
            throw new NullPointerException("AlarmSystem component is null");
        }
    } catch (Exception e) {
        throw new LaserException("unable to perform initial selection at host " + host_name + " : " + e.getMessage());
    }
    resetInitWaitTime();
    waitForInit();
    try {
        // stop init subscription
        getSubscriber().unSubscribe(init_subscription);
    } catch (Exception e) {
    // Intentionally left blank
    }
}

Example 92 with UnknownHostException

use of java.net.UnknownHostException in project intellij-community by JetBrains.

the class TaskManagerImpl method testConnection.

@Override
public boolean testConnection(final TaskRepository repository) {
    TestConnectionTask task = new TestConnectionTask("Test connection") {

        public void run(@NotNull ProgressIndicator indicator) {
            indicator.setText("Connecting to " + repository.getUrl() + "...");
            indicator.setFraction(0);
            indicator.setIndeterminate(true);
            try {
                myConnection = repository.createCancellableConnection();
                if (myConnection != null) {
                    Future<Exception> future = ApplicationManager.getApplication().executeOnPooledThread(myConnection);
                    while (true) {
                        try {
                            myException = future.get(100, TimeUnit.MILLISECONDS);
                            return;
                        } catch (TimeoutException ignore) {
                            try {
                                indicator.checkCanceled();
                            } catch (ProcessCanceledException e) {
                                myException = e;
                                myConnection.cancel();
                                return;
                            }
                        } catch (Exception e) {
                            myException = e;
                            return;
                        }
                    }
                } else {
                    try {
                        repository.testConnection();
                    } catch (Exception e) {
                        LOG.info(e);
                        myException = e;
                    }
                }
            } catch (Exception e) {
                myException = e;
            }
        }
    };
    ProgressManager.getInstance().run(task);
    Exception e = task.myException;
    if (e == null) {
        myBadRepositories.remove(repository);
        Messages.showMessageDialog(myProject, "Connection is successful", "Connection", Messages.getInformationIcon());
    } else if (!(e instanceof ProcessCanceledException)) {
        String message = e.getMessage();
        if (e instanceof UnknownHostException) {
            message = "Unknown host: " + message;
        }
        if (message == null) {
            LOG.error(e);
            message = "Unknown error";
        }
        Messages.showErrorDialog(myProject, StringUtil.capitalize(message), "Error");
    }
    return e == null;
}

Example 93 with UnknownHostException

use of java.net.UnknownHostException in project intellij-community by JetBrains.

the class DependencyResolvingBuilder method build.

@Override
public ExitCode build(CompileContext context, ModuleChunk chunk, DirtyFilesHolder<JavaSourceRootDescriptor, ModuleBuildTarget> dirtyFilesHolder, OutputConsumer outputConsumer) throws ProjectBuildException, IOException {
    final Exception error = context.getUserData(RESOLVE_ERROR_KEY);
    if (error != null) {
        final StringBuilder builder = new StringBuilder().append("Error resolving dependencies for ").append(chunk.getPresentableShortName());
        Throwable th = error;
        final Set<Throwable> processed = new HashSet<>();
        final Set<String> detailsMessage = new HashSet<>();
        while (th != null && processed.add(th)) {
            String details = th.getMessage();
            if (th instanceof UnknownHostException) {
                // hack for UnknownHostException
                details = "Unknown host: " + details;
            }
            if (details != null && detailsMessage.add(details)) {
                builder.append(":\n").append(details);
            }
            th = th.getCause();
        }
        final String msg = builder.toString();
        LOG.info(msg, error);
        context.processMessage(new CompilerMessage(NAME, BuildMessage.Kind.ERROR, msg));
        return ExitCode.ABORT;
    }
    return ExitCode.OK;
}

Example 94 with UnknownHostException

use of java.net.UnknownHostException in project CloudStack-archive by CloudStack-extras.

the class NetUtils method parseIpAddress.

private static InetAddress parseIpAddress(String address) {
    StringTokenizer st = new StringTokenizer(address, ".");
    byte[] bytes = new byte[4];
    if (st.countTokens() == 4) {
        try {
            for (int i = 0; i < 4; i++) {
                bytes[i] = (byte) Integer.parseInt(st.nextToken());
            }
            return InetAddress.getByAddress(address, bytes);
        } catch (NumberFormatException nfe) {
            return null;
        } catch (UnknownHostException uhe) {
            return null;
        }
    }
    return null;
}

Example 95 with UnknownHostException

use of java.net.UnknownHostException in project CloudStack-archive by CloudStack-extras.

the class FakeDhcpSnooper method getIPAddr.

@Override
public InetAddress getIPAddr(String macAddr, String vmName) {
    String ipAddr = _ipAddresses.poll();
    if (ipAddr == null) {
        s_logger.warn("No ip addresses left in queue");
        return null;
    }
    try {
        InetAddress inetAddr = InetAddress.getByName(ipAddr);
        _macIpMap.put(macAddr.toLowerCase(), ipAddr);
        _vmIpMap.put(vmName, inetAddr);
        s_logger.info("Got ip address " + ipAddr + " for vm " + vmName + " mac=" + macAddr.toLowerCase());
        return inetAddr;
    } catch (UnknownHostException e) {
        s_logger.warn("Failed to get InetAddress for " + ipAddr);
        return null;
    }
}