Example usage for java.net HttpURLConnection getHeaderFields

List of usage examples for java.net HttpURLConnection getHeaderFields

  1. HOME
  2. Java
  3. java
  4. java.net.*
  5. HttpURLConnection
  6. 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:com.reddit.util.ApiUtil.java

/**
 * Experimental right now.  I messed around with this but never really used it for anything.
 * /* www. j  a v a 2  s.  co  m*/
 * @param url should be new URL("https://ssl.reddit.com/api/login/myusername");
 * @param user
 * @param pw
 * @throws IOException
 * @throws JSONException
 */
public void login(URL url, String user, String pw) throws IOException, JSONException {

    String data = "api_type=json&user=" + user + "&passwd=" + pw;
    HttpURLConnection httpUrlConn = null;
    httpUrlConn = (HttpURLConnection) url.openConnection();
    httpUrlConn.setRequestMethod("POST");
    httpUrlConn.setDoOutput(true);
    httpUrlConn.setUseCaches(false);
    httpUrlConn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded; charset=UTF-8");
    httpUrlConn.setRequestProperty("Content-Length", String.valueOf(data.length()));

    DataOutputStream dataOutputStream = new DataOutputStream(httpUrlConn.getOutputStream());
    dataOutputStream.writeBytes(data);
    dataOutputStream.flush();
    dataOutputStream.close();
    InputStream is = httpUrlConn.getInputStream();
    BufferedReader bufferedReader = new BufferedReader(new InputStreamReader(is));
    String line;
    StringBuffer response = new StringBuffer();
    while ((line = bufferedReader.readLine()) != null) {
        response.append(line);
        response.append('\r');
    }
    for (Entry<String, List<String>> r : httpUrlConn.getHeaderFields().entrySet()) {
        System.out.println(r.getKey() + ": " + r.getValue());
    }
    bufferedReader.close();
    System.out.println("Response: " + response.toString());
    this.setModHash(new JSONObject(response.toString()).getJSONObject("json").getJSONObject("data")
            .getString("modhash"));
    this.setCookie(new JSONObject(response.toString()).getJSONObject("json").getJSONObject("data")
            .getString("cookie"));

}

From source file:com.event.app.volley.toolbox.HurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());//  w  w  w .j  a v a2 s.  c o m
    map.putAll(additionalHeaders);

    if (mUrlRewriter != null) {

        String rewritten = mUrlRewriter.rewriteUrl(url);

        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }

        url = rewritten;
    }

    URL parsedUrl = new URL(url);
    HttpURLConnection connection = openConnection(parsedUrl, request);

    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }

    setConnectionParametersForRequest(connection, request);

    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();

    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }

    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));

    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {

        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }

    return response;
}

From source file:com.example.httpjson.AppEngineClient.java

public static Response getOrPost(Request request) {
    mErrorMessage = null;//from  w  ww  .  ja va2  s . co  m
    HttpURLConnection conn = null;
    Response response = null;
    try {
        conn = (HttpURLConnection) request.uri.openConnection();
        //            if (!mAuthenticator.authenticate(conn)) {
        //                mErrorMessage = str(R.string.aerc_authentication_failed) + ": " + mAuthenticator.errorMessage();
        //            } else 
        {
            if (request.headers != null) {
                for (String header : request.headers.keySet()) {
                    for (String value : request.headers.get(header)) {
                        conn.addRequestProperty(header, value);
                    }
                }
            }
            if (request instanceof POST) {
                byte[] payload = ((POST) request).body;
                String s = new String(payload, "UTF-8");
                conn.setDoOutput(true);
                conn.setDoInput(true);
                conn.setRequestMethod("POST");

                JSONObject jsonobj = getJSONObject(s);

                conn.setRequestProperty("Content-Type", "application/json; charset=utf8");

                // ...

                OutputStream os = conn.getOutputStream();
                os.write(jsonobj.toString().getBytes("UTF-8"));
                os.close();

                //                    conn.setFixedLengthStreamingMode(payload.length);
                //                    conn.getOutputStream().write(payload);
                int status = conn.getResponseCode();
                if (status / 100 != 2)
                    response = new Response(status, new Hashtable<String, List<String>>(),
                            conn.getResponseMessage().getBytes());
            }
            if (response == null) {
                int a = conn.getResponseCode();
                if (a == 401) {
                    response = new Response(a, conn.getHeaderFields(), new byte[] {});
                }
                InputStream a1 = conn.getErrorStream();
                BufferedInputStream in = new BufferedInputStream(conn.getInputStream());

                byte[] body = readStream(in);

                response = new Response(conn.getResponseCode(), conn.getHeaderFields(), body);
                //   List<String> a = conn.getHeaderFields().get("aa");
            }
        }
    } catch (IOException e) {
        e.printStackTrace(System.err);
        mErrorMessage = ((request instanceof POST) ? "POST " : "GET ") + str(R.string.aerc_failed) + ": "
                + e.getLocalizedMessage();
    } finally {
        if (conn != null)
            conn.disconnect();
    }
    return response;
}

From source file:cn.bidaround.ytcore.util.HurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());/* ww  w  . j  ava  2 s  .c om*/
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    URL parsedUrl = new URL(url);
    HttpURLConnection connection = openConnection(parsedUrl, request);
    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }
    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could
        // not be retrieved.
        // Signal to the caller that something was wrong with the
        // connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }
    return response;
}

From source file:com.dao.ShopThread.java

private boolean doJSShop() throws Exception {
    LogUtil.debugPrintf("?----------->");
    // loadCookie();
    boolean result = true;
    LogUtil.webPrintf("??...");
    String postParams = addJSDynamicParams();
    LogUtil.webPrintf("???");
    LogUtil.webPrintf("?...");
    HttpURLConnection loginConn = getHttpPostConn(this.jsshopurl);
    loginConn.setRequestProperty("Content-Length", Integer.toString(postParams.length()));
    LogUtil.debugPrintf("?HEADER===" + loginConn.getRequestProperties());
    DataOutputStream wr = new DataOutputStream(loginConn.getOutputStream());
    wr.writeBytes(postParams);/*from w  w  w  .j  av  a2  s. c  om*/
    wr.flush();
    wr.close();
    int responseCode = loginConn.getResponseCode();
    LogUtil.debugPrintf("\nSending 'POST' request to URL : " + this.jsshopurl);
    LogUtil.debugPrintf("Post parameters : " + postParams);
    LogUtil.debugPrintf("Response Code : " + responseCode);
    Map<String, List<String>> header = loginConn.getHeaderFields();
    LogUtil.debugPrintf("??HEADER===" + header);
    List<String> cookie = header.get("Set-Cookie");
    if (cookie == null || cookie.size() == 0) {
        result = false;
        LogUtil.webPrintf("?!");
    } else {
        LogUtil.webPrintf("??!");
        LogUtil.debugPrintf("cookie====" + cookie);
        LogUtil.debugPrintf("Location :" + loginConn.getURL().toString());
        setCookies(cookie);
        LogUtil.webPrintf("?...");
        String payurl = getPayKey(loginConn, "js");
        LogUtil.webPrintf("??");
        if (payurl != null && !payurl.equals("")) {
            LogUtil.debugPrintf("?url:" + payurl);
            LogUtil.webPrintf("...");
            pay(payurl);
            LogUtil.webPrintf("?");
        } else {
            LogUtil.webPrintf("?");
            LogUtil.debugPrintf("?url");
        }
    }
    LogUtil.debugPrintf("??----------->");
    // System.out.println(list.toHtml());
    return result;
}

From source file:com.playbasis.android.playbasissdk.http.toolbox.HurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());//  w  ww.j a va 2  s .c  om
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    URL parsedUrl = new URL(url);
    HttpURLConnection connection = (HttpURLConnection) parsedUrl.openConnection();//openConnection(parsedUrl, request);
    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }
    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }
    return response;
}

From source file:com.mars.framework.volley.net.HurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());/* w ww . j  a  va2s .  com*/
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    URL parsedUrl = new URL(url);
    HttpURLConnection connection = openConnection(parsedUrl, request);
    connection.setChunkedStreamingMode(0);
    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }
    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }
    return response;
}

From source file:com.navercorp.volleyextensions.volleyer.multipart.stack.MultipartHurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());//  www. j  a  v a2s.com
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    URL parsedUrl = new URL(url);
    HttpURLConnection connection = openConnection(parsedUrl, request);
    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }

    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }
    return response;
}

From source file:com.miya38.connection.volley.CustomHurlStack.java

@Override
public HttpResponse performRequest(final Request<?> request, final Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError {
    String url = request.getUrl();
    final HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());/*w w w .  j a v a 2s. c  o m*/
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        final String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    final URL parsedUrl = new URL(url);
    final HttpURLConnection connection = openConnection(parsedUrl, request);
    for (final String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }
    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    final ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    final int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    final StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    final BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    for (final Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            // bug fix y-miyazaki start
            for (final String value : header.getValue()) {
                final Header h = new BasicHeader(header.getKey(), value);
                response.addHeader(h);
            }
            // bug fix y-miyazaki end
        }
    }
    return response;
}

From source file:com.oplay.nohelper.volley.toolbox.HurlStack.java

@Override
public HttpResponse performRequest(Request<?> request, Map<String, String> additionalHeaders)
        throws IOException, AuthFailureError, NetworkError {
    if (request.getHasHttpResponse()) {
        throw new NetworkError("Slow Network leads to more HttpResponse");
    }/*from  www. j  av  a2  s . c  om*/
    String url = request.getUrl();
    request.addMarker(url);
    HashMap<String, String> map = new HashMap<String, String>();
    map.putAll(request.getHeaders());
    map.putAll(additionalHeaders);
    if (mUrlRewriter != null) {
        String rewritten = mUrlRewriter.rewriteUrl(url);
        if (rewritten == null) {
            throw new IOException("URL blocked by rewriter: " + url);
        }
        url = rewritten;
    }
    URL parsedUrl = new URL(url);
    HttpURLConnection connection = openConnection(parsedUrl, request);
    for (String headerName : map.keySet()) {
        connection.addRequestProperty(headerName, map.get(headerName));
    }
    setConnectionParametersForRequest(connection, request);
    // Initialize HttpResponse with data from the HttpURLConnection.
    ProtocolVersion protocolVersion = new ProtocolVersion("HTTP", 1, 1);
    int responseCode = connection.getResponseCode();
    if (responseCode == -1) {
        // -1 is returned by getResponseCode() if the response code could not be retrieved.
        // Signal to the caller that something was wrong with the connection.
        throw new IOException("Could not retrieve response code from HttpUrlConnection.");
    }
    StatusLine responseStatus = new BasicStatusLine(protocolVersion, connection.getResponseCode(),
            connection.getResponseMessage());
    BasicHttpResponse response = new BasicHttpResponse(responseStatus);
    response.setEntity(entityFromConnection(connection));
    request.addMarker("network-http-complete");
    for (Entry<String, List<String>> header : connection.getHeaderFields().entrySet()) {
        if (header.getKey() != null) {
            Header h = new BasicHeader(header.getKey(), header.getValue().get(0));
            response.addHeader(h);
        }
    }
    return response;
}