Example usage for java.net URL openStream

List of usage examples for java.net URL openStream

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Introduction

In this page you can find the example usage for java.net URL openStream.

Prototype

public final InputStream openStream() throws java.io.IOException

Source Link

Document

Opens a connection to this URL and returns an InputStream for reading from that connection.

Usage

From source file:org.smartdeveloperhub.vocabulary.config.ConfigurationFactory.java

static <T extends Configuration> T load(final URL url, final Class<? extends T> clazz) throws IOException {
    final ObjectMapper mapper = parsingMapper();
    try (InputStream openStream = url.openStream()) {
        return mapper.readValue(openStream, clazz);
    }/*  www .j  ava  2  s .c  o  m*/
}

From source file:br.net.fabiozumbi12.RedProtect.hooks.MojangUUIDs.java

public static String getUUID(String player) {
    try {/*from w  w w. ja v  a  2s  .  c  o  m*/
        URL url = new URL("https://api.mojang.com/users/profiles/minecraft/" + player);
        BufferedReader in = new BufferedReader(new InputStreamReader(url.openStream()));
        String line = in.readLine();
        if (line == null) {
            return null;
        }
        JSONObject jsonProfile = (JSONObject) new JSONParser().parse(line);
        String name = (String) jsonProfile.get("id");
        return toUUID(name);
    } catch (Exception ex) {
        ex.printStackTrace();
    }
    return null;
}

From source file:com.cardFetcher.Fetcher.JSONFetcher.java

public static JSONArray getJSON() {
    BufferedReader reader = null;
    URL url = null;
    String output = "";

    try {/*  w  w w  .j  a  va 2 s.com*/
        url = new URL("http://www.netrunnerdb.com/api/cards/");
        reader = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
        output = reader.readLine();
    } catch (Exception e) {
        e.printStackTrace();
    } finally {
        try {
            if (reader != null)
                reader.close();
        } catch (Exception e) {
            e.printStackTrace();
        }
    }

    return new JSONArray(output);
}

From source file:com.geewhiz.pacify.utils.FileUtils.java

public static List<String> getFileAsLines(URL fileURL, String encoding) {
    InputStream is = null;/*ww  w  . jav a2s . c om*/
    try {
        is = fileURL.openStream();
        return IOUtils.readLines(is, Charsets.toCharset(encoding));
    } catch (IOException e) {
        throw new RuntimeException(e);
    } finally {
        IOUtils.closeQuietly(is);
    }
}

From source file:org.opendaylight.atrium.hostservice.impl.ConfigReader.java

public static boolean initialize(URL configFileUrl) {
    byte[] jsonData = null;
    if (configFileUrl != null) {
        try {// w  w  w .  j  a  v  a 2 s.  c  om
            InputStream input = configFileUrl.openStream();
            jsonData = IOUtils.toByteArray(input);
            input.close();
        } catch (IOException e) {
            e.printStackTrace();
        }
    }
    ObjectMapper objectMapper = new ObjectMapper();
    try {
        rootJsonNode = objectMapper.readTree(jsonData);
    } catch (IOException e) {
        return false;
    }
    return true;
}

From source file:org.wso2.carbon.apimgt.impl.utils.CommonUtil.java

public static void validateWsdl(String url) throws APIManagementException, IOException {
    BufferedReader in = null;/*from   w  w w. ja va 2  s  . c om*/
    try {
        URL wsdl = new URL(url);
        in = new BufferedReader(new InputStreamReader(wsdl.openStream()));

        String inputLine;
        boolean isWsdl2 = false;
        boolean isWsdl10 = false;
        StringBuilder urlContent = new StringBuilder();
        while ((inputLine = in.readLine()) != null) {
            String wsdl2NameSpace = "http://www.w3.org/ns/wsdl";
            String wsdl10NameSpace = "http://schemas.xmlsoap.org/wsdl/";
            urlContent.append(inputLine);
            isWsdl2 = urlContent.indexOf(wsdl2NameSpace) > 0;
            isWsdl10 = urlContent.indexOf(wsdl10NameSpace) > 0;
        }
        if (isWsdl10) {
            javax.wsdl.xml.WSDLReader wsdlReader11 = null;
            try {
                wsdlReader11 = javax.wsdl.factory.WSDLFactory.newInstance().newWSDLReader();
                wsdlReader11.readWSDL(url);
            } catch (WSDLException e) {
                handleException("Unable to process wsdl 1.0", e);
            }

        } else if (isWsdl2) {
            WSDLReader wsdlReader20 = null;
            try {
                wsdlReader20 = WSDLFactory.newInstance().newWSDLReader();
                wsdlReader20.readWSDL(url);
            } catch (org.apache.woden.WSDLException e) {
                handleException("Unable to process wsdl 2.0", e);
            }

        } else {
            handleException("URL is not in format of wsdl1/wsdl2");
        }
    } finally {
        in.close();
    }
}

From source file:edu.wustl.cab2b.common.authentication.GTSSynchronizer.java

/**
 * This method generates the globus certificate in user.home folder
 * @param gridType/*from  w  w w.  j av a 2s .co m*/
 */
public static void generateGlobusCertificate() {
    URL signingPolicy = Utility.class.getClassLoader().getResource(CagridPropertyLoader.getSigningPolicy());
    URL certificate = Utility.class.getClassLoader().getResource(CagridPropertyLoader.getCertificate());

    if (signingPolicy != null || certificate != null) {
        copyCACertificates(signingPolicy);
        copyCACertificates(certificate);
    } else {
        logger.error("Could not find CA certificates");
        throw new AuthenticationException("Could not find CA certificates.", ErrorCodeConstants.CDS_016);
    }

    logger.debug("Getting sync-descriptor.xml file");
    try {
        logger.debug("Synchronizing with GTS service");
        URL syncDescFile = Utility.class.getClassLoader().getResource(CagridPropertyLoader.getSyncDesFile());

        Document doc = XMLUtils.newDocument(syncDescFile.openStream());
        Object obj = ObjectDeserializer.toObject(doc.getDocumentElement(), SyncDescription.class);
        SyncDescription description = (SyncDescription) obj;
        SyncGTS.getInstance().syncOnce(description);
        logger.debug("Successfully syncronized with GTS service. Globus certificates generated.");
    } catch (Exception e) {
        logger.error(e.getMessage(), e);
        throw new AuthenticationException(
                "Error occurred while generating globus certificates: " + e.getMessage(), e,
                ErrorCodeConstants.CDS_004);
    }
}

From source file:com.linkedin.pinot.core.realtime.impl.kafka.KafkaAvroMessageDecoder.java

public static org.apache.avro.Schema fetchSchema(URL url) throws Exception {
    BufferedReader reader = null;

    reader = new BufferedReader(new InputStreamReader(url.openStream(), "UTF-8"));
    StringBuilder queryResp = new StringBuilder();
    for (String respLine; (respLine = reader.readLine()) != null;) {
        queryResp.append(respLine);/*  ww w  . j  a  va2  s.  c  o  m*/
    }
    return org.apache.avro.Schema.parse(queryResp.toString());
}

From source file:Main.java

public static String readTextFile(URL url) throws IOException {
    if (url == null)
        return "";
    BufferedInputStream bis = null;
    StringBuffer sb = new StringBuffer();
    try {// w  ww . j av a  2 s  . c o m
        bis = new BufferedInputStream(url.openStream());
        byte buff[] = new byte[2048];
        int bytesRead;
        while (-1 != (bytesRead = bis.read(buff, 0, buff.length)))
            sb.append(new String(buff, 0, bytesRead));
    } catch (IOException e) {
        throw e;
    }
    return sb.toString();
}

From source file:com.easarrive.aws.plugins.common.util.SNSUtil.java

public static boolean isMessageSignatureValid(SNSMessage msg) {
    try {/*  w  ww .ja  v a 2s .  c om*/
        URL url = new URL(msg.getSigningCertURL());
        InputStream inStream = url.openStream();
        CertificateFactory cf = CertificateFactory.getInstance("X.509");
        X509Certificate cert = (X509Certificate) cf.generateCertificate(inStream);
        inStream.close();

        Signature sig = Signature.getInstance("SHA1withRSA");
        sig.initVerify(cert.getPublicKey());
        sig.update(getMessageBytesToSign(msg));
        return sig.verify(Base64.decodeBase64(msg.getSignature()));
    } catch (Exception e) {
        throw new SecurityException("Verify method failed.", e);
    }
}