Java Code Examples for java.net.HttpURLConnection

The following examples show how to use java.net.HttpURLConnection. These examples are extracted from open source projects. You can vote up the ones you like or vote down the ones you don't like, and go to the original project or source file by following the links above each example. You may want to check out the right sidebar which shows the related API usage.
Example 1
Source Project: FeedListViewDemo   Source File: HurlStack.java    License: MIT License 6 votes vote down vote up
/**
 * Opens an {@link HttpURLConnection} with parameters.
 * @param url
 * @return an open connection
 * @throws IOException
 */
private HttpURLConnection openConnection(URL url, Request<?> request) throws IOException {
    HttpURLConnection connection = createConnection(url);

    int timeoutMs = request.getTimeoutMs();
    connection.setConnectTimeout(timeoutMs);
    connection.setReadTimeout(timeoutMs);
    connection.setUseCaches(false);
    connection.setDoInput(true);

    // use caller-provided custom SslSocketFactory, if any, for HTTPS
    if ("https".equals(url.getProtocol()) && mSslSocketFactory != null) {
        ((HttpsURLConnection)connection).setSSLSocketFactory(mSslSocketFactory);
    }

    return connection;
}
 
Example 2
Source Project: android-dev-challenge   Source File: NetworkUtils.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * This method returns the entire result from the HTTP response.
 *
 * @param url The URL to fetch the HTTP response from.
 * @return The contents of the HTTP response.
 * @throws IOException Related to network and stream reading
 */
public static String getResponseFromHttpUrl(URL url) throws IOException {
    HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
    try {
        InputStream in = urlConnection.getInputStream();

        Scanner scanner = new Scanner(in);
        scanner.useDelimiter("\\A");

        boolean hasInput = scanner.hasNext();
        if (hasInput) {
            return scanner.next();
        } else {
            return null;
        }
    } finally {
        urlConnection.disconnect();
    }
}
 
Example 3
Source Project: HttpSessionReplacer   Source File: ArqITSessionInUrlServlet3.java    License: MIT License 6 votes vote down vote up
@RunAsClient
@Test
public void testSessionSwitched(@ArquillianResource URL baseURL) throws IOException {
  URL urlTest = url(baseURL, "TestServlet", "testSessionSwitched");
  String originalSession = callWebapp(urlTest);
  HttpURLConnection connection = (HttpURLConnection) url(baseURL, "TestServlet" + originalSession,
                                                         "testSessionSwitched").openConnection();
  assertThat(connection, matchLines("Previous value of attribute: B", "New value of attribute: B", "Encoded url: /" + originalSession));

  URL urlOther = url(baseURL, "SwitchServlet" + originalSession, "testSessionSwitched");
  String switchedSession = callWebapp(urlOther);

  assertThat(switchedSession, not(equalTo(originalSession)));
  HttpURLConnection connectionOther = (HttpURLConnection) url(baseURL, "TestServlet" + switchedSession,
                                                              "testSessionSwitched").openConnection();
  assertThat(connectionOther, matchLines("Previous value of attribute: S", "New value of attribute: B"));
}
 
Example 4
Source Project: box-android-sdk   Source File: MultiputResponseHandler.java    License: Apache License 2.0 6 votes vote down vote up
@Override
public <T extends BoxObject> T onResponse(Class<T> clazz, BoxHttpResponse response) throws IllegalAccessException, InstantiationException, BoxException {
        if (response.getResponseCode() == HttpURLConnection.HTTP_ACCEPTED) {
            try {
                // First attempt to use Retry-After header, all failures will eventually fall back to exponential backoff
                if (mNumAcceptedRetries < DEFAULT_NUM_RETRIES) {
                    mNumAcceptedRetries++;
                    mRetryAfterMillis = getRetryAfterFromResponse(response, 1);
                } else if (mRetryAfterMillis < DEFAULT_MAX_WAIT_MILLIS) {
                    // Exponential back off with some randomness to avoid traffic spikes to server
                    mRetryAfterMillis *= (1.5 + Math.random());
                } else {
                    // Give up after the maximum retry time is exceeded.
                    throw new BoxException.MaxAttemptsExceeded("Max wait time exceeded.", mNumAcceptedRetries);
                }
                Thread.sleep(mRetryAfterMillis);
                return (T) mRequest.send();
            } catch (InterruptedException e) {
                throw new BoxException(e.getMessage(), response);
            }
        } else {
            BoxIterator list = super.onResponse(BoxIteratorBoxEntity.class, response);
            return (T)list.get(0);
        }
    }
 
Example 5
Source Project: stetho   Source File: Networker.java    License: MIT License 6 votes vote down vote up
private HttpResponse doFetch() throws IOException {
  HttpURLConnection conn = configureAndConnectRequest();
  try {
    ByteArrayOutputStream out = new ByteArrayOutputStream();
    InputStream rawStream = conn.getInputStream();
    try {
      // Let Stetho see the raw, possibly compressed stream.
      rawStream = stethoManager.interpretResponseStream(rawStream);
      InputStream decompressedStream = applyDecompressionIfApplicable(conn, rawStream);
      if (decompressedStream != null) {
        copy(decompressedStream, out, new byte[1024]);
      }
    } finally {
      if (rawStream != null) {
        rawStream.close();
      }
    }
    return new HttpResponse(conn.getResponseCode(), out.toByteArray());
  } finally {
    conn.disconnect();
  }
}
 
Example 6
Source Project: onos   Source File: OFAgentWebResourceTest.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Tests updating an OFAgent with PUT.
 */
@Test
public void testOFAgentUpdate() {
    expect(mockOFAgentService.agent(eq(NETWORK))).andReturn(OF_AGENT).anyTimes();
    replay(mockOFAgentService);

    mockOFAgentAdminService.updateAgent(anyObject());
    expectLastCall().anyTimes();
    replay(mockOFAgentAdminService);

    InputStream jsonStream = OFAgentWebResourceTest.class
            .getResourceAsStream("put-ofagent-update.json");
    assertNotNull("put-ofagent-update.json is null", jsonStream);
    WebTarget wt = target();
    Response response = wt.path("service/ofagent-update")
            .request(MediaType.APPLICATION_JSON_TYPE)
            .put(Entity.json(jsonStream));
    assertThat(response.getStatus(), is(HttpURLConnection.HTTP_OK));
    assertThat(response.readEntity(String.class), containsString("OFAgent updated"));

    verify(mockOFAgentService);
    verify(mockOFAgentAdminService);

}
 
Example 7
Source Project: netbeans   Source File: DockerAction.java    License: Apache License 2.0 6 votes vote down vote up
public List<DockerContainer> getContainers() {
    try {
        JSONArray value = (JSONArray) doGetRequest("/containers/json?all=1",
                Collections.singleton(HttpURLConnection.HTTP_OK));
        List<DockerContainer> ret = new ArrayList<>(value.size());
        for (Object o : value) {
            JSONObject json = (JSONObject) o;
            String id = (String) json.get("Id");
            String image = (String) json.get("Image");
            String name = null;
            JSONArray names = (JSONArray) json.get("Names");
            if (names != null && !names.isEmpty()) {
                name = (String) names.get(0);
            }
            DockerContainer.Status status = DockerUtils.getContainerStatus((String) json.get("Status"));
            ret.add(new DockerContainer(instance, id, image, name, status));
        }
        return ret;
    } catch (DockerException ex) {
        LOGGER.log(Level.INFO, null, ex);
    }
    return Collections.emptyList();
}
 
Example 8
private ConsentInfoUpdateResponse makeConsentLookupRequest(String urlString) {
    try {
        URL url = new URL(urlString);

        HttpURLConnection urlConnection = (HttpURLConnection) url.openConnection();
        if (urlConnection.getResponseCode() == HttpURLConnection.HTTP_OK) {
            String responseString = readStream(urlConnection.getInputStream());
            urlConnection.disconnect();
            consentInformation.updateConsentData(responseString, publisherIds);
            return new ConsentInfoUpdateResponse(true, UPDATE_SUCCESS);
        } else {
            return new ConsentInfoUpdateResponse(
                false, urlConnection.getResponseMessage());
        }
    } catch (Exception e) {
        return new ConsentInfoUpdateResponse(false, e.getLocalizedMessage());
    }
}
 
Example 9
Source Project: enmasse   Source File: CredentialsManagementServiceImpl.java    License: Apache License 2.0 6 votes vote down vote up
@Override
protected Future<OperationResult<List<CommonCredential>>> processReadCredentials(final DeviceKey key, final Span span) {

    return this.store.getCredentials(key, span.context())
            .<OperationResult<List<CommonCredential>>>map(r -> {

                if (r.isPresent()) {
                    var result = r.get();
                    return OperationResult.ok(
                            HTTP_OK,
                            result.getCredentials(),
                            this.ttl,
                            result.getResourceVersion());
                } else {
                    return empty(HTTP_NOT_FOUND);
                }

            })

            .otherwise(err -> empty(HttpURLConnection.HTTP_INTERNAL_ERROR));

}
 
Example 10
Source Project: azure-storage-android   Source File: CloudBlobContainer.java    License: Apache License 2.0 6 votes vote down vote up
/**
 * Deletes the container if it exists using the specified request options and operation context.
 * 
 * @param accessCondition
 *            An {@link AccessCondition} object that represents the access conditions for the container.
 * @param options
 *            A {@link BlobRequestOptions} object that specifies any additional options for the request. Specifying
 *            <code>null</code> will use the default request options from the associated service client (
 *            {@link CloudBlobClient}).
 * @param opContext
 *            An {@link OperationContext} object that represents the context for the current operation. This object
 *            is used to track requests to the storage service, and to provide additional runtime information about
 *            the operation.
 * 
 * @return <code>true</code> if the container existed and was deleted; otherwise, <code>false</code>.
 * 
 * @throws StorageException
 *             If a storage service error occurred.
 */
@DoesServiceRequest
public boolean deleteIfExists(AccessCondition accessCondition, BlobRequestOptions options,
        OperationContext opContext) throws StorageException {
    options = BlobRequestOptions.populateAndApplyDefaults(options, BlobType.UNSPECIFIED, this.blobServiceClient);

    boolean exists = this.exists(true /* primaryOnly */, accessCondition, options, opContext);
    if (exists) {
        try {
            this.delete(accessCondition, options, opContext);
            return true;
        }
        catch (StorageException e) {
            if (e.getHttpStatusCode() == HttpURLConnection.HTTP_NOT_FOUND
                    && StorageErrorCodeStrings.CONTAINER_NOT_FOUND.equals(e.getErrorCode())) {
                return false;
            }
            else {
                throw e;
            }
        }
    }
    else {
        return false;
    }
}
 
Example 11
/**
 * Verifies that an authentication request is sent via the vert.x event bus and the failure reply,
 * containing an invalid error code, is passed on to the handler of the <code>authenticate</code> method
 * as an internal error.
 *
 * @param ctx The vert.x test context.
 */
@Test
public void testAuthenticateFailureInvalidStatusCode(final VertxTestContext ctx) {

    final String failureMessage = "failureMessage";

    authRequestConsumer = vertx.eventBus().consumer(AuthenticationConstants.EVENT_BUS_ADDRESS_AUTHENTICATION_IN, message -> {
        message.fail(200, failureMessage);
    });

    final EventBusAuthenticationService eventBusAuthService = new EventBusAuthenticationService(vertx, authTokenHelperForValidating);
    eventBusAuthService.authenticate(new JsonObject(), ctx.failing(t -> {
        ctx.verify(() -> {
            assertThat(t).isInstanceOf(ServerErrorException.class);
            assertThat(((ServiceInvocationException) t).getErrorCode()).isEqualTo(HttpURLConnection.HTTP_INTERNAL_ERROR);
            assertThat(t.getMessage()).isEqualTo(failureMessage);
        });
        ctx.completeNow();
    }));
}
 
Example 12
Source Project: mobile-manager-tool   Source File: BaseImageDownloader.java    License: MIT License 6 votes vote down vote up
/**
 * Retrieves {@link java.io.InputStream} of image by URI (image is located in the network).
 *
 * @param imageUri Image URI
 * @param extra    Auxiliary object which was passed to {@link com.nostra13.universalimageloader.core.DisplayImageOptions.Builder#extraForDownloader(Object)
 *                 DisplayImageOptions.extraForDownloader(Object)}; can be null
 * @return {@link java.io.InputStream} of image
 * @throws java.io.IOException if some I/O error occurs during network request or if no InputStream could be created for
 *                     URL.
 */
protected InputStream getStreamFromNetwork(String imageUri, Object extra) throws IOException {
	HttpURLConnection conn = createConnection(imageUri, extra);

	int redirectCount = 0;
	while (conn.getResponseCode() / 100 == 3 && redirectCount < MAX_REDIRECT_COUNT) {
		conn = createConnection(conn.getHeaderField("Location"), extra);
		redirectCount++;
	}

	InputStream imageStream;
	try {
		imageStream = conn.getInputStream();
	} catch (IOException e) {
		// Read all data to allow reuse connection (http://bit.ly/1ad35PY)
		IoUtils.readAndCloseStream(conn.getErrorStream());
		throw e;
	}
	return new ContentLengthInputStream(new BufferedInputStream(imageStream, BUFFER_SIZE), conn.getContentLength());
}
 
Example 13
Source Project: FlyCms   Source File: ImagesService.java    License: MIT License 6 votes vote down vote up
/**
 * @param fileUrl
 *            文件来源地址
 * @param savePath
 *            文件保存地址
 * @return
 */
public static boolean saveUrlAs(String fileUrl, String savePath) {
	try {
		URL url = new URL(fileUrl);
		HttpURLConnection connection = (HttpURLConnection) url.openConnection();
		DataInputStream in = new DataInputStream(connection.getInputStream());
		DataOutputStream out = new DataOutputStream(new FileOutputStream(savePath));
		byte[] buffer = new byte[4096];
		int count = 0;
		while ((count = in.read(buffer)) > 0) {
			out.write(buffer, 0, count);
		}
		out.close();
		in.close();
		connection.disconnect();
		return true;

	} catch (Exception e) {
		return false;
	}
}
 
Example 14
Source Project: MiBandDecompiled   Source File: BaseImageDownloader.java    License: Apache License 2.0 6 votes vote down vote up
protected InputStream getStreamFromNetwork(String s, Object obj)
{
    HttpURLConnection httpurlconnection = createConnection(s, obj);
    for (int i = 0; httpurlconnection.getResponseCode() / 100 == 3 && i < 5; i++)
    {
        httpurlconnection = createConnection(httpurlconnection.getHeaderField("Location"), obj);
    }

    InputStream inputstream;
    try
    {
        inputstream = httpurlconnection.getInputStream();
    }
    catch (IOException ioexception)
    {
        IoUtils.readAndCloseStream(httpurlconnection.getErrorStream());
        throw ioexception;
    }
    return new ContentLengthInputStream(new BufferedInputStream(inputstream, 32768), httpurlconnection.getContentLength());
}
 
Example 15
Source Project: xipki   Source File: ScepClient.java    License: Apache License 2.0 6 votes vote down vote up
@Override
protected ScepHttpResponse httpGet(String url) throws ScepClientException {
  Args.notNull(url, "url");
  try {
    HttpURLConnection httpConn = openHttpConn(new URL(url));
    if (httpConn instanceof HttpsURLConnection) {
      if (sslSocketFactory != null) {
        ((HttpsURLConnection) httpConn).setSSLSocketFactory(sslSocketFactory);
      }
      if (hostnameVerifier != null) {
        ((HttpsURLConnection) httpConn).setHostnameVerifier(hostnameVerifier);
      }
    }

    httpConn.setRequestMethod("GET");
    return parseResponse(httpConn);
  } catch (IOException ex) {
    throw new ScepClientException(ex);
  }
}
 
Example 16
Source Project: tools   Source File: ListedLicenses.java    License: Apache License 2.0 6 votes vote down vote up
public static String getNestedURL(String stringUrl) throws MalformedURLException {
	URL url = new URL(stringUrl);
	try {
		HttpURLConnection con = (HttpURLConnection) url.openConnection();
		con.setInstanceFollowRedirects(false);
		con.setRequestProperty("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/62.0.3202.94 Safari/537.36");
		con.addRequestProperty("Accept-Language", "en-US,en;q=0.8");
		con.addRequestProperty("Referer", "https://www.google.com/");
		con.connect();
		int resultCode = con.getResponseCode();
		if (resultCode == HttpURLConnection.HTTP_SEE_OTHER
				|| resultCode == HttpURLConnection.HTTP_MOVED_PERM
				|| resultCode == HttpURLConnection.HTTP_MOVED_TEMP) {
			String Location = con.getHeaderField("Location");
			if (Location.startsWith("/")) {
				Location = url.getProtocol() + "://" + url.getHost() + Location;
			}
			return getNestedURL(Location);
		}
	} catch (Exception e) {
		System.out.println(e.getMessage());
	}
	return url.toString();
}
 
Example 17
Source Project: auto-generate-test-maven-plugin   Source File: UrlUtil.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 从网络Url中下载文件
 *
 * @param urlStr 地址
 * @param fileName 文件名称
 * @param savePath 保存路径
 * @throws IOException IO异常
 */
public static void downLoadFromUrl(String urlStr, String fileName, String savePath) throws IOException {
    //文件保存位置
    File saveDir = new File(savePath);
    if (!saveDir.exists()) {
        if (!saveDir.mkdirs()) {
            log.info(savePath + " 文件路径不存在,AGT进行创建失败,请检查是否有权限");
            return;
        }
    }
    File file = new File(saveDir + File.separator + fileName);
    if(file.exists()){
        log.info("配置文件已经存在不进行下载,URL:" + urlStr + ",路径:" + savePath + ",文件名:" + fileName);
        return;
    }

    URL url = new URL(urlStr);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    //设置超时间为30秒
    conn.setConnectTimeout(30 * 1000);
    //防止屏蔽程序抓取而返回403错误
    conn.setRequestProperty("User-Agent", "Mozilla/4.0 (compatible; MSIE 5.0; Windows NT; DigExt)");

    //得到输入流
    InputStream inputStream = conn.getInputStream();
    //获取自己数组
    byte[] getData = readInputStream(inputStream);

    FileOutputStream fos = new FileOutputStream(file);
    fos.write(getData);
    fos.close();
    inputStream.close();
    log.info("下载配置文件成功,URL:" + url + ",路径:" + savePath + ",文件名:" + fileName);
}
 
Example 18
Source Project: android-discourse   Source File: HurlStack.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * Initializes an {@link HttpEntity} from the given {@link HttpURLConnection}.
 *
 * @param connection
 * @return an HttpEntity populated with data from <code>connection</code>.
 */
private static HttpEntity entityFromConnection(HttpURLConnection connection) {
    BasicHttpEntity entity = new BasicHttpEntity();
    InputStream inputStream;
    try {
        inputStream = connection.getInputStream();
    } catch (IOException ioe) {
        inputStream = connection.getErrorStream();
    }
    entity.setContent(inputStream);
    entity.setContentLength(connection.getContentLength());
    entity.setContentEncoding(connection.getContentEncoding());
    entity.setContentType(connection.getContentType());
    return entity;
}
 
Example 19
Source Project: hadoop   Source File: TestRMFailover.java    License: Apache License 2.0 5 votes vote down vote up
@Test
public void testWebAppProxyInStandAloneMode() throws YarnException,
    InterruptedException, IOException {
  conf.setBoolean(YarnConfiguration.AUTO_FAILOVER_ENABLED, false);
  WebAppProxyServer webAppProxyServer = new WebAppProxyServer();
  try {
    conf.set(YarnConfiguration.PROXY_ADDRESS, "0.0.0.0:9099");
    cluster.init(conf);
    cluster.start();
    getAdminService(0).transitionToActive(req);
    assertFalse("RM never turned active", -1 == cluster.getActiveRMIndex());
    verifyConnections();
    webAppProxyServer.init(conf);

    // Start webAppProxyServer
    Assert.assertEquals(STATE.INITED, webAppProxyServer.getServiceState());
    webAppProxyServer.start();
    Assert.assertEquals(STATE.STARTED, webAppProxyServer.getServiceState());

    // send httpRequest with fakeApplicationId
    // expect to get "Not Found" response and 404 response code
    URL wrongUrl = new URL("http://0.0.0.0:9099/proxy/" + fakeAppId);
    HttpURLConnection proxyConn = (HttpURLConnection) wrongUrl
        .openConnection();

    proxyConn.connect();
    verifyResponse(proxyConn);

    explicitFailover();
    verifyConnections();
    proxyConn.connect();
    verifyResponse(proxyConn);
  } finally {
    webAppProxyServer.stop();
  }
}
 
Example 20
@NonNull private Response makeRequest(Chain chain, Request request) throws IOException {
    Response r = addHeaderAndProceedWithChain(chain, request);
    if (r.code() == HttpURLConnection.HTTP_FORBIDDEN || r.code() == HttpURLConnection.HTTP_UNAUTHORIZED) {
        mTokenStorage.forceExpireToken();
        // throw an IOException, so that this request will be retried
        throw new IOException("Token problem, throwing to retry");
    }
    return r;
}
 
Example 21
Source Project: iMoney   Source File: WelcomeActivity.java    License: Apache License 2.0 5 votes vote down vote up
/**
 * 下载对应url下的apk文件
 */
private void downloadAPK() throws Exception {
    FileOutputStream fos = new FileOutputStream(apkFile);
    String path = updateInfo.apkUrl;
    URL url = new URL(path);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setConnectTimeout(5000);
    conn.setReadTimeout(5000);
    conn.setRequestMethod("GET");
    conn.connect();

    if (conn.getResponseCode() == 200) {
        InputStream is = conn.getInputStream();
        dialog.setMax(conn.getContentLength());
        byte[] buffer = new byte[1024];
        int len;
        while ((len = is.read(buffer)) != -1) {
            fos.write(buffer, 0, len);
            dialog.incrementProgressBy(len);
            Thread.sleep(2);
        }
        // 暂且使用throws的方式处理异常了
        is.close();
        fos.close();
    } else {
        handler.sendEmptyMessage(WHAT_DOWNLOAD_FAIL);
    }
    // 关闭连接
    conn.disconnect();
}
 
Example 22
Source Project: neoscada   Source File: Processor.java    License: Eclipse Public License 1.0 5 votes vote down vote up
private HttpURLConnection openConnection ( final URL url ) throws IOException
{
    final String host = this.properties.getProperty ( "local.proxy.host" );
    final String port = this.properties.getProperty ( "local.proxy.port" );

    if ( host != null && port != null && !host.isEmpty () && !port.isEmpty () )
    {
        final Proxy proxy = new Proxy ( Type.HTTP, new InetSocketAddress ( host, Integer.parseInt ( port ) ) );
        return (HttpURLConnection)url.openConnection ( proxy );
    }
    else
    {
        return (HttpURLConnection)url.openConnection ();
    }
}
 
Example 23
@Test
@Category({ DevFabricTests.class, DevStoreTests.class })
public void testCloudBlobContainerInvalidMetadata() throws StorageException{
    // test client-side fails correctly
    testMetadataFailures(this.container, null, "value1", true);
    testMetadataFailures(this.container, "", "value1", true);
    testMetadataFailures(this.container, " ", "value1", true);
    testMetadataFailures(this.container, "\n \t", "value1", true);

    testMetadataFailures(this.container, "key1", null, false);
    testMetadataFailures(this.container, "key1", "", false);
    testMetadataFailures(this.container, "key1", " ", false);
    testMetadataFailures(this.container, "key1", "\n \t", false);

    // test client can get empty metadata
    this.container.create();

    OperationContext opContext = new OperationContext();
    opContext.getSendingRequestEventHandler().addListener(new StorageEvent<SendingRequestEvent>() {
        // insert a metadata element with an empty value
        @Override
        public void eventOccurred(SendingRequestEvent eventArg) {
            HttpURLConnection request = (HttpURLConnection) eventArg.getConnectionObject();
            request.setRequestProperty(Constants.HeaderConstants.PREFIX_FOR_STORAGE_METADATA + "key1", "");
        }
    });
    this.container.uploadMetadata(null, null, opContext);

    this.container.downloadAttributes();
    assertEquals(1, this.container.getMetadata().size());
    assertEquals("", this.container.getMetadata().get("key1"));
}
 
Example 24
Source Project: chipster   Source File: UrlTransferUtil.java    License: MIT License 5 votes vote down vote up
public static boolean isAccessible(URL url, boolean isChipsterServer) throws IOException {
	// check the URL
	HttpURLConnection connection = (HttpURLConnection)url.openConnection();
	if (isChipsterServer) {
		KeyAndTrustManager.configureForChipsterCertificate(connection);
	} else {
		KeyAndTrustManager.configureForCACertificates(connection);
	}
	connection.setConnectTimeout(HTTP_TIMEOUT_MILLISECONDS);
	connection.connect() ; 
	return connection.getResponseCode() == HttpURLConnection.HTTP_OK;
}
 
Example 25
Source Project: lemonaid   Source File: GenericODataClient.java    License: MIT License 5 votes vote down vote up
private HttpStatusCodes checkStatus(HttpURLConnection connection) throws IOException {
	HttpStatusCodes httpStatusCode = HttpStatusCodes.fromStatusCode(connection.getResponseCode());
	if (400 <= httpStatusCode.getStatusCode() && httpStatusCode.getStatusCode() <= 599) {
		throw new RuntimeException("Http Connection failed with status " + httpStatusCode.getStatusCode() + " "
				+ httpStatusCode.toString());
	}
	return httpStatusCode;
}
 
Example 26
Source Project: tracker   Source File: Upgrader.java    License: GNU General Public License v3.0 5 votes vote down vote up
public void upgrade() {
	// get upgrade dialog
	getUpgradeDialog();
	// initialize 
	boolean[] failed = new boolean[] {false};
	int responseCode = 0; // code 200 = "OK"
	// look for upgrade tracker.jar
		final String jarFileName = "tracker-"+Tracker.newerVersion+".jar"; //$NON-NLS-1$ //$NON-NLS-2$
	final String upgradeURL = ResourceLoader.getString("https://physlets.org/tracker/upgradeURL.txt"); //$NON-NLS-1$
	if (upgradeURL!=null && Tracker.trackerHome!=null) {
 		String upgradeFile = upgradeURL.trim()+jarFileName;
 		try {
 	    URL url = new URL(upgradeFile);
 	    HttpURLConnection huc = (HttpURLConnection)url.openConnection();
 	    responseCode = huc.getResponseCode();
   	} catch (Exception ex) {
   	}
	}
	if (responseCode!=200) { 
		// jar file not found
		failed[0] = true;
	}
	else if (OSPRuntime.isWindows()) {
		upgradeWindows(failed);
	}
	else if (OSPRuntime.isMac()) { // OSX
		upgradeOSX(failed);
	}
	else if (OSPRuntime.isLinux()) {
		upgradeLinux(failed);
	}
	if (failed[0]) {
		// close upgrade dialog and display Tracker web site
		closeUpgradeDialog();
 		String websiteurl = "https://"+Tracker.trackerWebsite; //$NON-NLS-1$
 		OSPDesktop.displayURL(websiteurl);
	}

}
 
Example 27
/**
 * Forwards a message to the AMQP Messaging Network.
 *
 * @param ctx The context in which the MQTT message has been published.
 * @param resource The resource that the message should be forwarded to.
 * @param message The message to send.
 * @return A future indicating the outcome of the operation.
 *         <p>
 *         The future will succeed if the message has been forwarded successfully.
 *         Otherwise the future will fail with a {@link ServiceInvocationException}.
 * @throws NullPointerException if any of context, resource or payload is {@code null}.
 * @throws IllegalArgumentException if the payload is empty.
 */
public final Future<Void> uploadMessage(
        final MqttContext ctx,
        final ResourceIdentifier resource,
        final MqttPublishMessage message) {

    Objects.requireNonNull(ctx);
    Objects.requireNonNull(resource);
    Objects.requireNonNull(message);

    switch (MetricsTags.EndpointType.fromString(resource.getEndpoint())) {
    case TELEMETRY:
        return uploadTelemetryMessage(
                ctx,
                resource.getTenantId(),
                resource.getResourceId(),
                message.payload());
    case EVENT:
        return uploadEventMessage(
                ctx,
                resource.getTenantId(),
                resource.getResourceId(),
                message.payload());
    case COMMAND:
        return uploadCommandResponseMessage(ctx, resource);
    default:
        return Future
                .failedFuture(new ClientErrorException(HttpURLConnection.HTTP_BAD_REQUEST, "unsupported endpoint"));
    }

}
 
Example 28
/**
 * Execute the given request through a standard J2SE HttpURLConnection.
 * <p>This method implements the basic processing workflow:
 * The actual work happens in this class's template methods.
 * @see #openConnection
 * @see #prepareConnection
 * @see #writeRequestBody
 * @see #validateResponse
 * @see #readResponseBody
 */
@Override
protected RemoteInvocationResult doExecuteRequest(
		HttpInvokerClientConfiguration config, ByteArrayOutputStream baos)
		throws IOException, ClassNotFoundException {

	HttpURLConnection con = openConnection(config);
	prepareConnection(con, baos.size());
	writeRequestBody(config, con, baos);
	validateResponse(config, con);
	InputStream responseBody = readResponseBody(config, con);

	return readRemoteInvocationResult(responseBody, config.getCodebaseUrl());
}
 
Example 29
Source Project: rocketmq_trans_message   Source File: HttpTinyClient.java    License: Apache License 2.0 5 votes vote down vote up
static private void setHeaders(HttpURLConnection conn, List<String> headers, String encoding) {
    if (null != headers) {
        for (Iterator<String> iter = headers.iterator(); iter.hasNext(); ) {
            conn.addRequestProperty(iter.next(), iter.next());
        }
    }
    conn.addRequestProperty("Client-Version", MQVersion.getVersionDesc(MQVersion.CURRENT_VERSION));
    conn.addRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + encoding);

    String ts = String.valueOf(System.currentTimeMillis());
    conn.addRequestProperty("Metaq-Client-RequestTS", ts);
}
 
Example 30
Source Project: apiman   Source File: OkUrlFactory.java    License: Apache License 2.0 5 votes vote down vote up
HttpURLConnection open(URL url, Proxy proxy) {
  String protocol = url.getProtocol();
  OkHttpClient copy = client.clone();

  if (protocol.equals("http")) return new HttpURLConnectionImpl(url, copy);
  if (protocol.equals("https")) return new HttpsURLConnectionImpl(url, copy);
  throw new IllegalArgumentException("Unexpected protocol: " + protocol);
}