Example usage for java.net HttpURLConnection getHeaderField

Introduction

In this page you can find the example usage for java.net HttpURLConnection getHeaderField.

Prototype

public String getHeaderField(int n) 

Source Link

Document

Returns the value for the n ^th header field.

Usage

From source file:org.omegat.gui.glossary.taas.TaaSClient.java

/**
 * Check content type of response.// ww w.j  a  v a 2  s .  com
 */
void checkXMLUTF8ContentType(HttpURLConnection conn) throws FormatError {
    String contentType = conn.getHeaderField("Content-Type");
    if (contentType == null) {
        throw new FormatError("Empty Content-Type header");
    }
    String ct = contentType.replace(" ", "").toLowerCase();
    if (!"text/xml;charset=utf-8".equals(ct) && !"application/xml;charset=utf-8".equals(ct)) {
        throw new FormatError("Wrong Content-Type header: " + contentType);
    }
}

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From source file:com.bytelightning.opensource.pokerface.ProxySpecificTest.java

/**
 * Create a client request to PokerFace and verify that it proxied to the SunHttpServer correctly.
 *//* w  ww.  j  a  va 2  s  .c  om*/
@Test
public void testViaHeader() throws IOException {
    URL obj = new URL("http://localhost:8080/index.html");
    HttpURLConnection con = (HttpURLConnection) obj.openConnection();
    // optional default is GET
    con.setRequestMethod("GET");
    int responseCode = con.getResponseCode();
    Assert.assertEquals("Valid reponse code", 200, responseCode);
    String hdrField = con.getHeaderField("Via");
    Assert.assertNotNull("Received a 'via' header", hdrField);
    Assert.assertEquals("Received a valid 'via' header", "HTTP/1.1 PokerFace/" + Utils.Version, hdrField);

    BufferedReader in = new BufferedReader(new InputStreamReader(con.getInputStream()));
    while (in.readLine() != null)
        ;
    in.close();
}

---

From source file:org.ejbca.ui.web.pub.HttpMethodsTest.java

/** Test the publicweb.war module. */
@Test// w  w  w.ja v  a  2 s  .c  o m
public void testPublicWebSecurityHeaders() throws Exception {
    // Check for X-FRAME-OPTIONS headers
    HttpURLConnection con = getHttpURLConnection(httpBaseUrl + "/ejbca/index.jsp");
    String xframe = con.getHeaderField("X-FRAME-OPTIONS");
    String csp = con.getHeaderField("content-security-policy");
    String xcsp = con.getHeaderField("x-content-security-policy");
    con.disconnect();
    assertNotNull("Public web should return X-FRAME-OPTIONS header", xframe);
    assertNotNull("Public web page should return content-security-policy header", csp);
    assertNotNull("Public web page should return x-content-security-policy header", xcsp);
    assertEquals("Public web should return X-FRAME-OPTIONS DENY", "DENY", xframe);
    assertEquals(
            "Public web page should return csp default-src 'none'; object-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            "default-src 'none'; object-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            csp);
    assertEquals(
            "Public web page should return xcsp default-src 'none'; object-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            "default-src 'none'; object-src 'self'; style-src 'self' 'unsafe-inline'; script-src 'self' 'unsafe-inline'; img-src 'self'; frame-src 'self'; form-action 'self'; reflected-xss block",
            xcsp);
}

---

From source file:com.breadwallet.tools.util.JsonParser.java

private static String callURL(String myURL) {
    //        System.out.println("Requested URL_EA:" + myURL);
    StringBuilder sb = new StringBuilder();
    HttpURLConnection urlConn = null;
    InputStreamReader in = null;//from w  w  w  .  j ava2s.com
    try {
        URL url = new URL(myURL);
        urlConn = (HttpURLConnection) url.openConnection();
        int versionNumber = 0;
        MainActivity app = MainActivity.app;
        if (app != null) {
            try {
                PackageInfo pInfo = null;
                pInfo = app.getPackageManager().getPackageInfo(app.getPackageName(), 0);
                versionNumber = pInfo.versionCode;
            } catch (PackageManager.NameNotFoundException e) {
                e.printStackTrace();
            }
        }
        int stringId = 0;
        String appName = "";
        if (app != null) {
            stringId = app.getApplicationInfo().labelRes;
            appName = app.getString(stringId);
        }
        String message = String.format(Locale.getDefault(), "%s/%d/%s",
                appName.isEmpty() ? "breadwallet" : appName, versionNumber, System.getProperty("http.agent"));
        urlConn.setRequestProperty("User-agent", message);
        urlConn.setReadTimeout(60 * 1000);

        String strDate = urlConn.getHeaderField("date");

        if (strDate == null || app == null) {
            Log.e(TAG, "callURL: strDate == null!!!");
        } else {
            @SuppressWarnings("deprecation")
            long date = Date.parse(strDate) / 1000;
            SharedPreferencesManager.putSecureTime(app, date);
            Assert.assertTrue(date != 0);
        }

        if (urlConn.getInputStream() != null) {
            in = new InputStreamReader(urlConn.getInputStream(), Charset.defaultCharset());
            BufferedReader bufferedReader = new BufferedReader(in);

            int cp;
            while ((cp = bufferedReader.read()) != -1) {
                sb.append((char) cp);
            }
            bufferedReader.close();
        }
        assert in != null;
        in.close();
    } catch (Exception e) {
        return null;
    }

    return sb.toString();
}

---

From source file:org.apache.olingo.fit.tecsvc.http.BasicStreamITCase.java

@Test
public void streamESStreamXml() throws Exception {
    URL url = new URL(SERVICE_URI + "ESStream?$format=xml");

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setRequestMethod(HttpMethod.GET.name());
    connection.connect();//from  w w w . ja v  a2s  .c o m

    assertEquals(HttpStatusCode.OK.getStatusCode(), connection.getResponseCode());
    assertEquals(ContentType.APPLICATION_XML,
            ContentType.create(connection.getHeaderField(HttpHeader.CONTENT_TYPE)));

    final String content = IOUtils.toString(connection.getInputStream());
    System.out.println(content);
    assertTrue(content.contains("<m:element>Streamed-Employee1@company.example</m:element>"
            + "<m:element>Streamed-Employee2@company.example</m:element>"
            + "<m:element>Streamed-Employee3@company.example</m:element>"));
    assertTrue(content.contains("<d:PropertyString>TEST 1->streamed</d:PropertyString>"));
    assertTrue(content.contains("<d:PropertyString>TEST 2->streamed</d:PropertyString>"));
}

---

From source file:org.apache.nifi.minifi.c2.provider.delegating.DelegatingConfigurationProvider.java

@Override
public Configuration getConfiguration(String contentType, Integer version, Map<String, List<String>> parameters)
        throws ConfigurationProviderException {
    HttpURLConnection remoteC2ServerConnection = null;
    try {/*w ww .j a  v a2s.c om*/
        if (version == null) {
            remoteC2ServerConnection = getDelegateConnection(contentType, parameters);
            version = Integer.parseInt(remoteC2ServerConnection.getHeaderField("X-Content-Version"));
            if (logger.isDebugEnabled()) {
                logger.debug("Got current version " + version + " from upstream.");
            }
        }
        ConfigurationCacheFileInfo cacheFileInfo = configurationCache.getCacheFileInfo(contentType, parameters);
        WriteableConfiguration configuration = cacheFileInfo.getConfiguration(version);
        if (!configuration.exists()) {
            if (remoteC2ServerConnection == null) {
                remoteC2ServerConnection = getDelegateConnection(contentType, parameters);
            }
            try (InputStream inputStream = remoteC2ServerConnection.getInputStream();
                    OutputStream outputStream = configuration.getOutputStream()) {
                IOUtils.copy(inputStream, outputStream);
            } catch (IOException e) {
                throw new ConfigurationProviderException("Unable to copy remote configuration to cache.", e);
            }
        }
        return configuration;
    } finally {
        if (remoteC2ServerConnection != null) {
            remoteC2ServerConnection.disconnect();
        }
    }
}

---

From source file:org.bibsonomy.util.WebUtils.java

/**
 * Sends a request to the given URL and checks, if it contains a redirect.
 * If it does, returns the redirect URL. Otherwise, returns null.
 * This is done up to {@value #MAX_REDIRECT_COUNT}-times until the final page is reached. 
 *  // w w w.  java 2s .  c o m
 * 
 * 
 * @param url
 * @return - The redirect URL.
 */
public static URL getRedirectUrl(final URL url) {
    try {
        URL internalUrl = url;
        URL previousUrl = null;
        int redirectCtr = 0;
        while (internalUrl != null && redirectCtr < MAX_REDIRECT_COUNT) {
            redirectCtr++;

            final HttpURLConnection urlConn = (HttpURLConnection) internalUrl.openConnection();

            urlConn.setAllowUserInteraction(false);
            urlConn.setDoInput(true);
            urlConn.setDoOutput(false);
            urlConn.setUseCaches(false);
            urlConn.setInstanceFollowRedirects(false);

            /*
             * set user agent (see http://www.w3.org/Protocols/rfc2616/rfc2616-sec14.html) since some 
             * pages require it to download content.
             */
            urlConn.setRequestProperty(USER_AGENT_HEADER_NAME, USER_AGENT_PROPERTY_VALUE);

            urlConn.connect();

            // get URL to redirected resource
            previousUrl = internalUrl;
            try {
                internalUrl = new URL(urlConn.getHeaderField(LOCATION));
            } catch (final MalformedURLException e) {
                internalUrl = null;
            }

            urlConn.disconnect();

        }

        return previousUrl;
    } catch (final IOException e) {
        e.printStackTrace();
        return null;
    }
}

---

From source file:org.ejbca.ui.web.pub.HttpMethodsTest.java

/** Test the adminweb.war module that it returns X-FRAME-OPTIONS on the error page. */
@Test/* w  w w  . j a v a2s  .  co m*/
public void testAdminWebXFrameOptionsOnError() throws Exception {
    // Check for X-FRAME-OPTIONS headers
    // We will not be able to actually read this url, because we use port 8080, and adminweb requires client authentication,
    // But EJBCA will still return a "blank" page with the correct http header.
    HttpURLConnection con = getHttpURLConnection(httpBaseUrl + "/ejbca/adminweb/index.jsp");
    String xframe = con.getHeaderField("X-FRAME-OPTIONS");
    String csp = con.getHeaderField("content-security-policy");
    String xcsp = con.getHeaderField("x-content-security-policy");
    con.disconnect();
    assertNotNull("Admin web error page should return X-FRAME-OPTIONS header", xframe);
    assertNotNull("Admin web error page should return content-security-policy header", csp);
    assertNotNull("Admin web error page should return x-content-security-policy header", xcsp);
    assertEquals("Admin web error page should return X-FRAME-OPTIONS SAMEORIGIN", "SAMEORIGIN", xframe);
    assertEquals(
            "Admin web error page should return csp default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self'; img-src 'self'; frame-src 'self'; reflected-xss block",
            "default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self'; img-src 'self'; frame-src 'self'; reflected-xss block",
            csp);
    assertEquals(
            "Admin web error page should return x-csp default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self'; img-src 'self'; frame-src 'self'; reflected-xss block",
            "default-src 'none'; style-src 'self' 'unsafe-inline'; script-src 'self'; img-src 'self'; frame-src 'self'; reflected-xss block",
            xcsp);
}

---

From source file:com.micro.utils.F.java

/**
 * ???xx.??.//from   ww w. ja  v a  2  s.com
 * @param connection 
 * @return ??
 */
public static String getRealFileName(HttpURLConnection connection) {
    String name = null;
    try {
        if (connection == null) {
            return name;
        }
        if (connection.getResponseCode() == 200) {
            for (int i = 0;; i++) {
                String mime = connection.getHeaderField(i);
                if (mime == null) {
                    break;
                }
                // "Content-Disposition","attachment; filename=1.txt"
                // Content-Length
                if ("content-disposition".equals(connection.getHeaderFieldKey(i).toLowerCase())) {
                    Matcher m = Pattern.compile(".*filename=(.*)").matcher(mime.toLowerCase());
                    if (m.find()) {
                        return m.group(1).replace("\"", "");
                    }
                }
            }
        }
    } catch (Exception e) {
        e.printStackTrace();
        L.E("???");
    }
    return name;
}

---

From source file:com.gallatinsystems.common.util.S3Util.java

public static boolean put(String bucketName, String objectKey, byte[] data, String contentType,
        boolean isPublic, String awsAccessId, String awsSecretKey) throws IOException {

    final byte[] md5Raw = MD5Util.md5(data);
    final String md5Base64 = Base64.encodeBase64String(md5Raw).trim();
    final String md5Hex = MD5Util.toHex(md5Raw);
    final String date = getDate();
    final String payloadStr = isPublic ? PUT_PAYLOAD_PUBLIC : PUT_PAYLOAD_PRIVATE;
    final String payload = String.format(payloadStr, md5Base64, contentType, date, bucketName, objectKey);
    final String signature = MD5Util.generateHMAC(payload, awsSecretKey);
    final URL url = new URL(String.format(S3_URL, bucketName, objectKey));

    OutputStream out = null;//from  w w w .j a  v a2  s  . c o  m
    HttpURLConnection conn = null;
    try {
        conn = (HttpURLConnection) url.openConnection();
        conn.setDoOutput(true);
        conn.setRequestMethod("PUT");
        conn.setRequestProperty("Content-MD5", md5Base64);
        conn.setRequestProperty("Content-Type", contentType);
        conn.setRequestProperty("Date", date);

        if (isPublic) {
            // If we don't send this header, the object will be private by default
            conn.setRequestProperty("x-amz-acl", "public-read");
        }

        conn.setRequestProperty("Authorization", "AWS " + awsAccessId + ":" + signature);

        out = new BufferedOutputStream(conn.getOutputStream());

        IOUtils.copy(new ByteArrayInputStream(data), out);
        out.flush();

        int status = conn.getResponseCode();
        if (status != 200 && status != 201) {
            log.severe("Error uploading file: " + url.toString());
            log.severe(IOUtils.toString(conn.getInputStream()));
            return false;
        }
        String etag = conn.getHeaderField("ETag");
        etag = etag != null ? etag.replaceAll("\"", "") : null;// Remove quotes
        if (!md5Hex.equals(etag)) {
            log.severe("ETag comparison failed. Response ETag: " + etag + "Locally computed MD5: " + md5Hex);
            return false;
        }
        return true;
    } finally {
        if (conn != null) {
            conn.disconnect();
        }
        IOUtils.closeQuietly(out);
    }
}

---

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