Example usage for java.net HttpURLConnection getHeaderFields

Introduction

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

Prototype

public Map<String, List<String>> getHeaderFields()

Source Link

Document

Returns an unmodifiable Map of the header fields.

Usage

From source file:Main.java

public static final void appendCookies(final StringBuffer cookie, final HttpURLConnection conn) {
    List<String> values = conn.getHeaderFields().get("Set-Cookie");
    if (values != null) {
        for (String v : values) {
            if (v.indexOf("deleted") == -1) {
                if (cookie.length() > 0) {
                    cookie.append("; ");
                }//from w  ww .jav  a2s .  c o m
                cookie.append(v.split(";")[0]);
            }
        }
    }
}

From source file:Main.java

/**
 * Determine whether the response contains a basic authentication challenge.
 * @param connection the connection from which the response is extracted.
 * @return <code>true</code> if the response contains an authentication challenge, <code>false</code> otherwise.
 */// w ww.  ja va2s  .c  om
static boolean hasAuthenticationChallenge(HttpURLConnection connection) {
    Map<String, List<String>> headers = connection.getHeaderFields();
    return headers.get(AUTHENTICATION_CHALLENGE_HEADER) != null;
}

From source file:Main.java

private static void dumpHeaders(HttpURLConnection conn, PrintStream out) {
    for (Map.Entry<String, List<String>> e : conn.getHeaderFields().entrySet())
        for (String v : e.getValue())
            out.println("received header " + e.getKey() + ": " + v);
}

From source file:utils.ConnectionUtil.java

public static void printHttpURLConnectionHeaders(HttpURLConnection httpURLConnection) {
    //////////////////////?????????????????????? print hears of response
    Map<String, List<String>> s = httpURLConnection.getHeaderFields();
    Set<Map.Entry<String, List<String>>> set = s.entrySet();
    for (Map.Entry<String, List<String>> ss : set) {
        System.out.println("key: " + ss.getKey() + "  value: " + ss.getValue());
    }// w w w  . ja v a 2s .  c  om
}

From source file:com.exzogeni.dk.http.HttpTask.java

@NonNull
private static Map<String, List<String>> getHeaderFields(HttpURLConnection cn) {
    final Map<String, List<String>> headers = cn.getHeaderFields();
    if (headers != null) {
        final Map<String, List<String>> localHeaders = new HashMap<>(headers);
        localHeaders.remove(null);/*from w  w w .j a v  a 2  s.c o  m*/
        return Collections.unmodifiableMap(localHeaders);
    }
    return Collections.emptyMap();
}

From source file:com.tc.util.io.ServerURL.java

private static String readHeaderFields(HttpURLConnection urlConnection) {
    StringBuilder sb = new StringBuilder();
    Map<String, List<String>> headerFields = urlConnection.getHeaderFields();
    for (Map.Entry<String, List<String>> entry : headerFields.entrySet()) {
        sb.append(entry.getKey()).append("=").append(entry.getValue())
                .append(System.getProperty("line.separator"));
    }/*from   w  w w  . j  a v  a  2s  . c  om*/
    return sb.toString();
}

From source file:Main.java

public static Reader getUri(URL url) throws IOException {
    //Log.d(TAG, "getUri: " + url.toString());

    boolean useGzip = false;
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setReadTimeout(30 * 1000);//from   w  ww.  j a  v  a 2  s  .  c om
    conn.setRequestProperty("Accept-Encoding", "gzip");
    conn.connect();

    InputStream in = conn.getInputStream();

    final Map<String, List<String>> headers = conn.getHeaderFields();
    // This is a map, but we can't assume the key we're looking for
    // is in normal casing. So it's really not a good map, is it?
    final Set<Map.Entry<String, List<String>>> set = headers.entrySet();
    for (Iterator<Map.Entry<String, List<String>>> i = set.iterator(); i.hasNext();) {
        Map.Entry<String, List<String>> entry = i.next();
        if ("Content-Encoding".equalsIgnoreCase(entry.getKey())) {
            for (Iterator<String> j = entry.getValue().iterator(); j.hasNext();) {
                String str = j.next();
                if (str.equalsIgnoreCase("gzip")) {
                    useGzip = true;
                    break;
                }
            }
            // Break out of outer loop.
            if (useGzip) {
                break;
            }
        }
    }

    if (useGzip) {
        return new BufferedReader(new InputStreamReader(new GZIPInputStream(in)), 8 * 1024);
    } else {
        return new BufferedReader(new InputStreamReader(in), 8 * 1024);
    }
}

From source file:org.droidparts.http.worker.HttpURLConnectionWorker.java

public static HTTPResponse getReponse(HttpURLConnection conn) throws HTTPException {

    HTTPResponse response = new HTTPResponse();
    response.code = connectAndGetResponseCodeOrThrow(conn);
    response.headers = conn.getHeaderFields();
    response.body = HTTPInputStream.getInstance(conn, false).readAndClose();
    return response;
}

From source file:org.pixmob.fm2.util.HttpUtils.java

/**
 * Get Http cookies from a response./*from  www .j  a  va2  s  . c o  m*/
 */
public static void readCookies(HttpURLConnection conn, Set<String> cookies) {
    final List<String> newCookies = conn.getHeaderFields().get("Set-Cookie");
    if (newCookies != null) {
        for (final String newCookie : newCookies) {
            cookies.add(newCookie.split(";", 2)[0]);
        }
    }
}

From source file:org.pixmob.fm2.util.HttpUtils.java

/**
 * Open the {@link InputStream} of an Http response. This method supports
 * GZIP responses.//from   w w  w .ja  v  a2s  .c  om
 */
public static InputStream getInputStream(HttpURLConnection conn) throws IOException {
    final List<String> contentEncodingValues = conn.getHeaderFields().get("Content-Encoding");
    if (contentEncodingValues != null) {
        for (final String contentEncoding : contentEncodingValues) {
            if (contentEncoding != null && contentEncoding.contains("gzip")) {
                return new GZIPInputStream(conn.getInputStream());
            }
        }
    }
    return conn.getInputStream();
}