Example usage for java.net HttpURLConnection setDoInput

List of usage examples for java.net HttpURLConnection setDoInput

  1. HOME
  2. Java
  3. java
  4. java.net.*
  5. HttpURLConnection
  6. setDoInput

Introduction

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

Prototype

public void setDoInput(boolean doinput)

Source Link

Document

Sets the value of the doInput field for this URLConnection to the specified value.

Usage

From source file:Main.java

public static URI unredirect(URI uri) throws IOException {
    if (!REDIRECTOR_DOMAINS.contains(uri.getHost())) {
        return uri;
    }//from  www  . ja va2 s .  com
    URL url = uri.toURL();

    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setInstanceFollowRedirects(false);
    connection.setDoInput(false);
    connection.setRequestMethod("HEAD");
    connection.setRequestProperty("User-Agent", "ZXing (Android)");
    try {
        connection.connect();
        switch (connection.getResponseCode()) {
        case HttpURLConnection.HTTP_MULT_CHOICE:
        case HttpURLConnection.HTTP_MOVED_PERM:
        case HttpURLConnection.HTTP_MOVED_TEMP:
        case HttpURLConnection.HTTP_SEE_OTHER:
        case 307: // No constant for 307 Temporary Redirect ?
            String location = connection.getHeaderField("Location");
            if (location != null) {
                try {
                    return new URI(location);
                } catch (URISyntaxException e) {
                    // nevermind
                }
            }
        }
        return uri;
    } finally {
        connection.disconnect();
    }
}

From source file:Main.java

public static InputStream downloadFromURL(String urlString) {
    InputStream retval = null;//ww w.ja va 2  s  .c o m
    try {
        URL url = new URL(urlString);
        HttpURLConnection con = (HttpURLConnection) url.openConnection();
        //URLConnection ucon = url.openConnection();
        con.setRequestMethod("GET");
        con.setDoInput(true);
        retval = con.getInputStream();
    } catch (MalformedURLException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    } catch (IOException e) {
        // TODO Auto-generated catch block
        e.printStackTrace();
    }
    return retval;
}

From source file:com.javielinux.utils.Translate.java

/**
 * Forms an HTTP request and parses the response for a translation.
 *
 * @param text The String to translate./*w w  w. ja  v  a  2s.c om*/
 * @param from The language code to translate from.
 * @param to The language code to translate to.
 * @return The translated String.
 * @throws Exception
 */
private static String retrieveTranslation(String text, String from, String to) throws Exception {
    try {
        StringBuilder url = new StringBuilder();
        url.append(URL_STRING).append(from).append("%7C").append(to);
        url.append(TEXT_VAR).append(URLEncoder.encode(text, ENCODING));

        Log.d(Utils.TAG, "Conectadndo a " + url.toString());
        HttpURLConnection uc = (HttpURLConnection) new URL(url.toString()).openConnection();
        uc.setDoInput(true);
        uc.setDoOutput(true);
        try {
            InputStream is = uc.getInputStream();
            String result = toString(is);

            JSONObject json = new JSONObject(result);
            return ((JSONObject) json.get("responseData")).getString("translatedText");
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            uc.getInputStream().close();
            if (uc.getErrorStream() != null)
                uc.getErrorStream().close();
        }
    } catch (Exception ex) {
        throw ex;
    }
}

From source file:Main.java

public static String getJsonContent(String url_path) {
    try {//from  w w  w.j ava 2  s .  c  o m
        URL url = new URL(url_path);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();
        connection.setConnectTimeout(3000);
        connection.setRequestMethod("GET");
        connection.setDoInput(true);
        int code = connection.getResponseCode();
        if (code == 200) {
            return changeInputStream(connection.getInputStream());
        }
    } catch (Exception e) {

    }
    return "";
}

From source file:com.mopaas_mobile.http.BaseHttpRequester.java

public static String doGET(String urlstr, List<BasicNameValuePair> params) throws IOException {
    String result = null;/*ww  w.j  av  a 2s . co m*/
    String content = "";
    for (int i = 0; i < params.size(); i++) {
        content = content + "&" + URLEncoder.encode(((NameValuePair) params.get(i)).getName(), "UTF-8") + "="
                + URLEncoder.encode(((NameValuePair) params.get(i)).getValue(), "UTF-8");
    }
    URL url = new URL(urlstr + "?" + content.substring(1));
    HttpURLConnection connection = (HttpURLConnection) url.openConnection();
    connection.setDoInput(true);
    connection.setRequestMethod("GET");
    connection.setUseCaches(false);
    connection.connect();
    InputStream is = connection.getInputStream();
    BufferedReader br = new BufferedReader(new InputStreamReader(is, "UTF-8"));

    StringBuffer b = new StringBuffer();
    int ch;
    while ((ch = br.read()) != -1) {
        b.append((char) ch);
    }
    result = b.toString().trim();
    connection.disconnect();
    return result;
}

From source file:com.beust.android.translate.Translate.java

/**
 * Forms an HTTP request and parses the response for a translation.
 *
 * @param text The String to translate./*from w w w  . j a va2s .  co m*/
 * @param from The language code to translate from.
 * @param to The language code to translate to.
 * @return The translated String.
 * @throws Exception
 */
private static String retrieveTranslation(String text, String from, String to) throws Exception {
    try {
        StringBuilder url = new StringBuilder();
        url.append(URL_STRING).append(from).append("%7C").append(to);
        url.append(TEXT_VAR).append(URLEncoder.encode(text, ENCODING));

        Log.d(TranslateService.TAG, "Connecting to " + url.toString());
        HttpURLConnection uc = (HttpURLConnection) new URL(url.toString()).openConnection();
        uc.setDoInput(true);
        uc.setDoOutput(true);
        try {
            Log.d(TranslateService.TAG, "getInputStream()");
            InputStream is = uc.getInputStream();
            String result = toString(is);

            JSONObject json = new JSONObject(result);
            return ((JSONObject) json.get("responseData")).getString("translatedText");
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            uc.getInputStream().close();
            if (uc.getErrorStream() != null)
                uc.getErrorStream().close();
        }
    } catch (Exception ex) {
        throw ex;
    }
}

From source file:com.itwizard.mezzofanti.Translate.java

/**
 * Forms an HTTP request and parses the response for a translation.
 *
 * @param text The String to translate./*from   w ww.j  a  va 2s .com*/
 * @param from The language code to translate from.
 * @param to The language code to translate to.
 * @return The translated String.
 * @throws Exception
 */
private static String retrieveTranslation(String text, String from, String to) throws Exception {
    try {
        StringBuilder url = new StringBuilder();
        url.append(URL_STRING).append(from).append("%7C").append(to);
        url.append(TEXT_VAR).append(URLEncoder.encode(text, ENCODING));

        Log.d("TEST", "Connecting to " + url.toString());
        HttpURLConnection uc = (HttpURLConnection) new URL(url.toString()).openConnection();
        uc.setDoInput(true);
        uc.setDoOutput(true);
        try {
            Log.d("TEST", "getInputStream()");
            InputStream is = uc.getInputStream();
            String result = toString(is);

            JSONObject json = new JSONObject(result);
            return ((JSONObject) json.get("responseData")).getString("translatedText");
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            uc.getInputStream().close();
            if (uc.getErrorStream() != null)
                uc.getErrorStream().close();
        }
    } catch (Exception ex) {
        throw ex;
    }
}

From source file:Main.java

public static void connectAndSendHttp(ByteArrayOutputStream baos) {
    try {/* w  w  w.j a v  a2 s  . c  o  m*/

        URL url;
        url = new URL("http://10.0.2.2:8080");

        String charset = "UTF-8";

        HttpURLConnection conn;

        conn = (HttpURLConnection) url.openConnection();
        conn.setRequestMethod("POST");
        conn.setDoOutput(true);
        conn.setDoInput(true);
        conn.setRequestProperty("Accept-Charset", charset);
        conn.setRequestProperty("ENCTYPE", "multipart/form-data");
        conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded;charset=" + charset);
        OutputStream output = conn.getOutputStream();
        output.write(baos.toByteArray());
        output.close();
        conn.getInputStream();

    } catch (IOException e) {
        e.printStackTrace();
    }
}

From source file:cc.vileda.sipgatesync.api.SipgateApi.java

public static String getToken(final String username, final String password) {
    try {//w  w w.  ja  v a2  s.c o  m
        final HttpURLConnection urlConnection = getConnection("/authorization/token");
        urlConnection.setDoInput(true);
        urlConnection.setDoOutput(true);
        urlConnection.setRequestMethod("POST");
        JSONObject request = new JSONObject();
        request.put("username", username);
        request.put("password", password);
        OutputStreamWriter wr = new OutputStreamWriter(urlConnection.getOutputStream());
        Log.d("SipgateApi", request.getString("username"));
        wr.write(request.toString());
        wr.flush();
        StringBuilder sb = new StringBuilder();
        int HttpResult = urlConnection.getResponseCode();
        if (HttpResult == HttpURLConnection.HTTP_OK) {
            BufferedReader br = new BufferedReader(
                    new InputStreamReader(urlConnection.getInputStream(), "utf-8"));
            String line;
            while ((line = br.readLine()) != null) {
                sb.append(line).append("\n");
            }
            br.close();
            Log.d("SipgateApi", "" + sb.toString());
            final JSONObject response = new JSONObject(sb.toString());
            return response.getString("token");
        } else {
            System.out.println(urlConnection.getResponseMessage());
        }
    } catch (Exception e) {
        e.printStackTrace();
    }

    return null;
}

From source file:com.mboarder.util.Translate.java

/**
 * Forms an HTTP request and parses the response for a translation.
 *
 * @param text The String to translate./*ww w .  java2s  . com*/
 * @param from The language code to translate from.
 * @param to The language code to translate to.
 * @return The translated String.
 * @throws Exception
 */
private static String retrieveTranslation(String text, String from, String to) throws Exception {
    try {
        StringBuilder url = new StringBuilder();
        url.append(URL_STRING).append(from).append("%7C").append(to);
        url.append(TEXT_VAR).append(URLEncoder.encode(text, ENCODING));

        Log.d(TAG, "Connecting to " + url.toString());
        HttpURLConnection uc = (HttpURLConnection) new URL(url.toString()).openConnection();
        uc.setDoInput(true);
        uc.setDoOutput(true);
        try {
            Log.d(TAG, "getInputStream()");
            InputStream is = uc.getInputStream();
            String result = toString(is);

            JSONObject json = new JSONObject(result);
            return ((JSONObject) json.get("responseData")).getString("translatedText");
        } finally { // http://java.sun.com/j2se/1.5.0/docs/guide/net/http-keepalive.html
            uc.getInputStream().close();
            if (uc.getErrorStream() != null)
                uc.getErrorStream().close();
        }
    } catch (Exception ex) {
        throw ex;
    }
}