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

Example 91 with ConnectException

use of java.net.ConnectException in project platform_external_apache-http by android.

the class DefaultClientConnectionOperator method openConnection.

// non-javadoc, see interface ClientConnectionOperator
public void openConnection(OperatedClientConnection conn, HttpHost target, InetAddress local, HttpContext context, HttpParams params) throws IOException {
    if (conn == null) {
        throw new IllegalArgumentException("Connection must not be null.");
    }
    if (target == null) {
        throw new IllegalArgumentException("Target host must not be null.");
    }
    //@@@ is context allowed to be null?
    if (params == null) {
        throw new IllegalArgumentException("Parameters must not be null.");
    }
    if (conn.isOpen()) {
        throw new IllegalArgumentException("Connection must not be open.");
    }
    final Scheme schm = schemeRegistry.getScheme(target.getSchemeName());
    final SocketFactory sf = schm.getSocketFactory();
    final SocketFactory plain_sf;
    final LayeredSocketFactory layered_sf;
    if (sf instanceof LayeredSocketFactory) {
        plain_sf = staticPlainSocketFactory;
        layered_sf = (LayeredSocketFactory) sf;
    } else {
        plain_sf = sf;
        layered_sf = null;
    }
    InetAddress[] addresses = InetAddress.getAllByName(target.getHostName());
    for (int i = 0; i < addresses.length; ++i) {
        Socket sock = plain_sf.createSocket();
        conn.opening(sock, target);
        try {
            Socket connsock = plain_sf.connectSocket(sock, addresses[i].getHostAddress(), schm.resolvePort(target.getPort()), local, 0, params);
            if (sock != connsock) {
                sock = connsock;
                conn.opening(sock, target);
            }
            /*
                 * prepareSocket is called on the just connected
                 * socket before the creation of the layered socket to
                 * ensure that desired socket options such as
                 * TCP_NODELAY, SO_RCVTIMEO, SO_LINGER will be set
                 * before any I/O is performed on the socket. This
                 * happens in the common case as
                 * SSLSocketFactory.createSocket performs hostname
                 * verification which requires that SSL handshaking be
                 * performed.
                 */
            prepareSocket(sock, context, params);
            if (layered_sf != null) {
                Socket layeredsock = layered_sf.createSocket(sock, target.getHostName(), schm.resolvePort(target.getPort()), true);
                if (layeredsock != sock) {
                    conn.opening(layeredsock, target);
                }
                conn.openCompleted(sf.isSecure(layeredsock), params);
            } else {
                conn.openCompleted(sf.isSecure(sock), params);
            }
            break;
        // BEGIN android-changed
        //       catch SocketException to cover any kind of connect failure
        } catch (SocketException ex) {
            if (i == addresses.length - 1) {
                final ConnectException cause;
                if (ex instanceof ConnectException) {
                    cause = (ConnectException) ex;
                } else {
                    cause = new ConnectException(ex.getMessage());
                    cause.initCause(ex);
                }
                throw new HttpHostConnectException(target, cause);
            }
        // END android-changed
        } catch (ConnectTimeoutException ex) {
            if (i == addresses.length - 1) {
                throw ex;
            }
        }
    }
}

Example 92 with ConnectException

use of java.net.ConnectException in project zm-mailbox by Zimbra.

the class LocalConfigCLI method exec.

private void exec(String[] args) {
    CommandLine cl = null;
    CommandLineParser parser = new GnuParser();
    try {
        cl = parser.parse(mOptions, args);
    } catch (ParseException pe) {
        Logging.error("Failed to parse command line: " + pe);
        System.exit(1);
    }
    if (cl.hasOption("q")) {
        Logging.setQuietMode(true);
    }
    if (cl.hasOption("h")) {
        usage();
    }
    // Load known keys from BackupLC if available
    loadExtensionLC("com.zimbra.cs.backup.BackupLC");
    // Load known keys from ZimbraOpenOfficeExt if available
    loadExtensionLC("com.zimbra.openoffice.config.OpenOfficeLC");
    // Load known keys from ZimbraVoice if available
    loadExtensionLC("com.zimbra.cs.voice.VoiceLC");
    // info/docs for supported keys
    if (cl.hasOption("i")) {
        checkCompatibleOptions("i", "q", cl);
        LocalConfig.printDoc(System.out, cl.getArgs(), false);
        return;
    }
    // info/docs for all keys (hidden option)
    if (cl.hasOption("all")) {
        checkCompatibleOptions("all", "q", cl);
        LocalConfig.printDoc(System.out, cl.getArgs(), true);
        return;
    }
    LocalConfig lc = null;
    try {
        lc = new LocalConfig(cl.getOptionValue("c"));
    } catch (DocumentException de) {
        error("failed when reading config file", de);
    } catch (ConfigException ce) {
        error("failed with error in config file", ce);
    }
    // edit
    if (cl.hasOption("e")) {
        checkNotRoot("-e");
        checkCompatibleOptions("e", "qfrc", cl);
        String[] av = cl.getArgs();
        if (av == null || av.length == 0) {
            error("insufficient arguments", null);
        }
        for (int i = 0; i < av.length; i++) {
            String key = null;
            String value = null;
            if (cl.hasOption("r")) {
                key = av[i];
                value = RandomPassword.generate();
            } else {
                int eqidx = av[i].indexOf("=");
                if (eqidx <= 0) {
                    // <= 0 also catches first char being =, ie no key specified
                    error("argument '" + av[i] + "' not in key=value form", null);
                }
                key = av[i].substring(0, eqidx);
                value = av[i].substring(eqidx + 1, av[i].length());
            }
            if (KnownKey.needForceToEdit(key) && !cl.hasOption("f")) {
                error("can not edit key " + key, null);
            }
            lc.set(key, value);
        }
        try {
            lc.save();
        } catch (Exception e) {
            error("save to " + lc.getConfigFile() + " failed", e);
        }
        return;
    }
    // unset
    if (cl.hasOption("u")) {
        checkNotRoot("-u");
        checkCompatibleOptions("u", "qfc", cl);
        String[] av = cl.getArgs();
        if (av == null || av.length == 0) {
            error("insufficient arguments", null);
        }
        for (int i = 0; i < av.length; i++) {
            String key = av[i];
            if (!lc.isSet(key)) {
                error("key " + key + " is not set", null);
            }
            lc.remove(key);
        }
        try {
            lc.save();
        } catch (Exception e) {
            error("save to " + lc.getConfigFile() + " failed", e);
        }
        return;
    }
    // show path
    if (cl.hasOption("p")) {
        checkCompatibleOptions("p", "qc", cl);
        System.out.println(lc.getConfigFile());
        return;
    }
    if (cl.hasOption("l")) {
        // reset logging and run native lib load
        CliUtil.toolSetup("WARN");
        try {
            reload();
        } catch (ServiceException e) {
            if (e.getCause() instanceof ConnectException) {
                error("'" + Provisioning.SERVICE_MAILBOX + "' service is not running", null);
            } else {
                error(e.getMessage(), e);
            }
        }
        return;
    }
    // print values
    String format = cl.getOptionValue("m");
    ConfigWriter cwriter = null;
    try {
        cwriter = ConfigWriter.getInstance(format, cl.hasOption("x"), !cl.hasOption("s"));
    } catch (ConfigException iae) {
        error("failed to create writer " + format, iae);
    }
    try {
        // changed
        if (cl.hasOption("n")) {
            checkCompatibleOptions("n", "qscmx", cl);
            lc.printChanged(System.out, cwriter, cl.getArgs());
            return;
        }
        // default
        if (cl.hasOption("d")) {
            checkCompatibleOptions("d", "qscmx", cl);
            lc.printDefaults(System.out, cwriter, cl.getArgs());
            return;
        }
        // current
        checkCompatibleOptions("", "qscmx", cl);
        lc.print(System.out, cwriter, cl.getArgs());
    } catch (Exception e) {
        error("exception occurred when printing", e);
    }
}

Example 93 with ConnectException

use of java.net.ConnectException in project adempiere by adempiere.

the class Worker method run.

/**
	 *  Worker: Read available Online Help Pages
	 */
public void run() {
    if (m_links == null)
        return;
    URL url = null;
    try {
        url = new URL(m_urlString);
    } catch (Exception e) {
        System.err.println("OnlineHelp.Worker.run (url) - " + e);
    }
    if (url == null)
        return;
    //  Read Reference Page
    try {
        URLConnection conn = url.openConnection();
        InputStream is = conn.getInputStream();
        HTMLEditorKit kit = new HTMLEditorKit();
        HTMLDocument doc = (HTMLDocument) kit.createDefaultDocument();
        doc.putProperty("IgnoreCharsetDirective", new Boolean(true));
        kit.read(new InputStreamReader(is), doc, 0);
        //  Get The Links to the Help Pages
        HTMLDocument.Iterator it = doc.getIterator(HTML.Tag.A);
        Object target = null;
        Object href = null;
        while (it != null && it.isValid()) {
            AttributeSet as = it.getAttributes();
            //  key keys
            if (target == null || href == null) {
                Enumeration en = as.getAttributeNames();
                while (en.hasMoreElements()) {
                    Object o = en.nextElement();
                    if (target == null && o.toString().equals("target"))
                        //	javax.swing.text.html.HTML$Attribute
                        target = o;
                    else if (href == null && o.toString().equals("href"))
                        href = o;
                }
            }
            if (target != null && "Online".equals(as.getAttribute(target))) {
                //  Format: /help/<AD_Window_ID>/index.html
                String hrefString = (String) as.getAttribute(href);
                if (hrefString != null) {
                    try {
                        //		System.err.println(hrefString);
                        String AD_Window_ID = hrefString.substring(hrefString.indexOf('/', 1), hrefString.lastIndexOf('/'));
                        m_links.put(AD_Window_ID, hrefString);
                    } catch (Exception e) {
                        System.err.println("OnlineHelp.Worker.run (help) - " + e);
                    }
                }
            }
            it.next();
        }
        is.close();
    } catch (ConnectException e) {
    //	System.err.println("OnlineHelp.Worker.run URL=" + url + " - " + e);
    } catch (UnknownHostException uhe) {
    //	System.err.println("OnlineHelp.Worker.run " + uhe);
    } catch (Exception e) {
        System.err.println("OnlineHelp.Worker.run (e) " + e);
    //	e.printStackTrace();
    } catch (Throwable t) {
        System.err.println("OnlineHelp.Worker.run (t) " + t);
    //	t.printStackTrace();
    }
//	System.out.println("OnlineHelp - Links=" + m_links.size());
}

Example 94 with ConnectException

use of java.net.ConnectException in project lucene-solr by apache.

the class HttpShardHandler method submit.

@Override
public void submit(final ShardRequest sreq, final String shard, final ModifiableSolrParams params) {
    // do this outside of the callable for thread safety reasons
    final List<String> urls = getURLs(shard);
    Callable<ShardResponse> task = () -> {
        ShardResponse srsp = new ShardResponse();
        if (sreq.nodeName != null) {
            srsp.setNodeName(sreq.nodeName);
        }
        srsp.setShardRequest(sreq);
        srsp.setShard(shard);
        SimpleSolrResponse ssr = new SimpleSolrResponse();
        srsp.setSolrResponse(ssr);
        long startTime = System.nanoTime();
        try {
            // use default (currently javabin)
            params.remove(CommonParams.WT);
            params.remove(CommonParams.VERSION);
            QueryRequest req = makeQueryRequest(sreq, params, shard);
            req.setMethod(SolrRequest.METHOD.POST);
            // if there are no shards available for a slice, urls.size()==0
            if (urls.size() == 0) {
                // all of the servers for a shard are down.
                throw new SolrException(SolrException.ErrorCode.SERVICE_UNAVAILABLE, "no servers hosting shard: " + shard);
            }
            if (urls.size() <= 1) {
                String url = urls.get(0);
                srsp.setShardAddress(url);
                try (SolrClient client = new Builder(url).withHttpClient(httpClient).build()) {
                    ssr.nl = client.request(req);
                }
            } else {
                LBHttpSolrClient.Rsp rsp = httpShardHandlerFactory.makeLoadBalancedRequest(req, urls);
                ssr.nl = rsp.getResponse();
                srsp.setShardAddress(rsp.getServer());
            }
        } catch (ConnectException cex) {
            //????
            srsp.setException(cex);
        } catch (Exception th) {
            srsp.setException(th);
            if (th instanceof SolrException) {
                srsp.setResponseCode(((SolrException) th).code());
            } else {
                srsp.setResponseCode(-1);
            }
        }
        ssr.elapsedTime = TimeUnit.MILLISECONDS.convert(System.nanoTime() - startTime, TimeUnit.NANOSECONDS);
        return transfomResponse(sreq, srsp, shard);
    };
    try {
        if (shard != null) {
            MDC.put("ShardRequest.shards", shard);
        }
        if (urls != null && !urls.isEmpty()) {
            MDC.put("ShardRequest.urlList", urls.toString());
        }
        pending.add(completionService.submit(task));
    } finally {
        MDC.remove("ShardRequest.shards");
        MDC.remove("ShardRequest.urlList");
    }
}

Example 95 with ConnectException

use of java.net.ConnectException in project ignite by apache.

the class RestExecutor method sendRequest.

/** */
private RestResult sendRequest(boolean demo, String path, Map<String, Object> params, String mtd, Map<String, Object> headers, String body) throws IOException {
    if (demo && AgentClusterDemo.getDemoUrl() == null) {
        try {
            AgentClusterDemo.tryStart().await();
        } catch (InterruptedException ignore) {
            throw new IllegalStateException("Failed to execute request because of embedded node for demo mode is not started yet.");
        }
    }
    String url = demo ? AgentClusterDemo.getDemoUrl() : nodeUrl;
    HttpUrl.Builder urlBuilder = HttpUrl.parse(url).newBuilder();
    if (path != null)
        urlBuilder.addPathSegment(path);
    final Request.Builder reqBuilder = new Request.Builder();
    if (headers != null) {
        for (Map.Entry<String, Object> entry : headers.entrySet()) if (entry.getValue() != null)
            reqBuilder.addHeader(entry.getKey(), entry.getValue().toString());
    }
    if ("GET".equalsIgnoreCase(mtd)) {
        if (params != null) {
            for (Map.Entry<String, Object> entry : params.entrySet()) {
                if (entry.getValue() != null)
                    urlBuilder.addQueryParameter(entry.getKey(), entry.getValue().toString());
            }
        }
    } else if ("POST".equalsIgnoreCase(mtd)) {
        if (body != null) {
            MediaType contentType = MediaType.parse("text/plain");
            reqBuilder.post(RequestBody.create(contentType, body));
        } else {
            FormBody.Builder formBody = new FormBody.Builder();
            if (params != null) {
                for (Map.Entry<String, Object> entry : params.entrySet()) {
                    if (entry.getValue() != null)
                        formBody.add(entry.getKey(), entry.getValue().toString());
                }
            }
            reqBuilder.post(formBody.build());
        }
    } else
        throw new IllegalArgumentException("Unknown HTTP-method: " + mtd);
    reqBuilder.url(urlBuilder.build());
    try (Response resp = httpClient.newCall(reqBuilder.build()).execute()) {
        String content = resp.body().string();
        if (resp.isSuccessful()) {
            JsonNode node = mapper.readTree(content);
            int status = node.get("successStatus").asInt();
            switch(status) {
                case STATUS_SUCCESS:
                    return RestResult.success(node.get("response").toString());
                default:
                    return RestResult.fail(status, node.get("error").asText());
            }
        }
        if (resp.code() == 401)
            return RestResult.fail(STATUS_AUTH_FAILED, "Failed to authenticate in grid. Please check agent\'s login and password or node port.");
        return RestResult.fail(STATUS_FAILED, "Failed connect to node and execute REST command.");
    } catch (ConnectException ignore) {
        throw new ConnectException("Failed connect to node and execute REST command [url=" + urlBuilder + "]");
    }
}