Example usage for java.net HttpURLConnection disconnect

Introduction

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

Prototype

public abstract void disconnect();

Source Link

Document

Indicates that other requests to the server are unlikely in the near future.

Usage

From source file:com.lurencun.cfuture09.androidkit.http.Http.java

/**
 * /* w w  w  .  ja va  2s  .c  o  m*/
 *
 * @param url
 *            ?
 * @param savePath
 *            ??
 * @param overwrite
 *            ?
 * @throws IOException
 *             ??io
 */
public static void download(String url, File savePath, boolean overwrite) throws IOException {
    if (savePath == null) {
        throw new IOException("the second parameter couldn't be null");
    }
    if (savePath.exists() && (!overwrite || savePath.isDirectory())) {
        throw new IOException("the file specified is exist or cannot be overwrite");
    }
    savePath.getParentFile().mkdirs();

    HttpURLConnection connection = null;
    InputStream input = null;
    FileOutputStream output = null;
    try {
        connection = (HttpURLConnection) new URL(url).openConnection();
        input = connection.getInputStream();
        output = new FileOutputStream(savePath);
        byte[] buffer = new byte[BUFFER_SIZE];
        int readSize = 0;
        while ((readSize = input.read(buffer)) != -1) {
            output.write(buffer, 0, readSize);
        }
        output.flush();
    } finally {
        IOUtils.closeQuietly(input);
        IOUtils.closeQuietly(output);
        if (connection != null) {
            connection.disconnect();
        }
    }
}

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From source file:org.exoplatform.utils.image.CookieAwarePicassoDownloader.java

@Override
public Response load(Uri uri, int networkPolicy) throws IOException {
    // TODO use networkPolicy as in com.squareup.picasso.UrlConnectionDownloader
    // https://github.com/square/picasso/blob/picasso-parent-2.5.2/picasso/src/main/java/com/squareup/picasso/UrlConnectionDownloader.java
    HttpURLConnection connection = connection(uri);
    connection.setUseCaches(true);//w  w w  .jav a 2  s.  c  om

    int responseCode = connection.getResponseCode();
    if (responseCode >= 300) {
        connection.disconnect();
        throw new ResponseException(responseCode + " " + connection.getResponseMessage(), networkPolicy,
                responseCode);
    }

    long contentLength = connection.getHeaderFieldInt("Content-Length", -1);
    // boolean fromCache =
    // parseResponseSourceHeader(connection.getHeaderField(RESPONSE_SOURCE));
    boolean fromCache = false;

    return new Response(connection.getInputStream(), fromCache, contentLength);
}

---

From source file:filters.BaseFilter.java

public void filter(URL url, OutputStream output, FilterOptions options)
        throws IOException, EmptyExtensionException, NotSupportedFormatException, FileTooBigException {
    String format = SupportedFormats.supportFormat(url.toString());
    if (StringUtils.isBlank(format)) {
        throw new NotSupportedFormatException();
    }//from   ww  w.java  2 s . com

    // Calculate size
    HttpURLConnection openConnection = (HttpURLConnection) url.openConnection();
    int contentLength = openConnection.getContentLength();
    if (contentLength > FILE_SIZE_LIMIT) {
        throw new FileTooBigException();
    }
    openConnection.disconnect();

    BufferedImage read = ImageIO.read(url);
    doFilter(read, output, options, format);
}

---

From source file:org.wso2.msf4j.client.test.ClientTest.java

@Test
public void testClient() throws Exception {
    HttpURLConnection urlConn = request("/report/invoice/I001", HttpMethod.GET, false);
    InputStream inputStream = urlConn.getInputStream();
    String response = StreamUtil.asString(inputStream);
    IOUtils.closeQuietly(inputStream);//  ww w . j  a v  a  2s .co m
    urlConn.disconnect();
    Assert.assertEquals(response,
            "{\"id\":\"I001\",\"customer\":{\"id\":\"C001\",\"firstName\":\"WSO2\",\"lastName\":"
                    + "\"Inc\",\"address\":\"Colombo\"},\"amount\":250.15}");

    urlConn = request("/report/invoice/I002", HttpMethod.GET, false);
    int responseCode = urlConn.getResponseCode();
    Assert.assertEquals(responseCode, 404);
    inputStream = urlConn.getErrorStream();
    response = StreamUtil.asString(inputStream);
    Gson gson = new Gson();
    InvoiceNotFoundResponseMapper invoiceNotFoundResponseMapper = gson.fromJson(response,
            InvoiceNotFoundResponseMapper.class);
    IOUtils.closeQuietly(inputStream);
    Assert.assertEquals(invoiceNotFoundResponseMapper.getExceptionKey(), "30002");
    Assert.assertEquals(invoiceNotFoundResponseMapper.getExceptionClass(),
            InvoiceNotFoundRestServiceException.class);
    urlConn.disconnect();
}

---

From source file:core.RESTCalls.RESTPost.java

public static String httpPost(String urlStr, String[] paramName, String[] paramVal) throws Exception {

    URL url = new URL(urlStr);
    HttpURLConnection conn = (HttpURLConnection) url.openConnection();
    conn.setRequestMethod("POST");

    conn.setDoOutput(true);/*ww w  .  j  a  v  a 2 s .  co m*/
    conn.setDoInput(true);
    conn.setUseCaches(false);
    conn.setAllowUserInteraction(false);
    conn.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");

    OutputStream out = conn.getOutputStream();

    Writer writer = new OutputStreamWriter(out, "UTF-8");

    for (int i = 0; i < paramName.length; i++) {

        writer.write(paramName[i]);
        writer.write("=");
        writer.write(URLEncoder.encode(paramVal[i], "UTF-8"));
        writer.write("&");
    }

    writer.close();
    out.close();

    if (conn.getResponseCode() != 200)
        throw new IOException(conn.getResponseMessage());

    BufferedReader rd = new BufferedReader(new InputStreamReader(conn.getInputStream()));

    StringBuilder sb = new StringBuilder();

    String line;

    while ((line = rd.readLine()) != null)
        sb.append(line + "\n");

    rd.close();

    conn.disconnect();

    return sb.toString();
}

---

From source file:com.gliffy.restunit.http.JavaHttp.java

/** Performs an HTTP GET.
 * @param request the request describing the GET.
 * @return a response/*from  w ww.jav a 2s  .  c om*/
 * @throws IOException if HttpURLConnection generated an IO Exception
 */
public HttpResponse get(HttpRequest request) throws IOException {
    HttpURLConnection connection = getConnection(request);
    connection.setRequestMethod("GET");
    connection.connect();
    HttpResponse response = createResponse(connection);
    connection.disconnect();
    return response;
}

---

From source file:Main.java

public static String getPosthtml(String posturl, String postData, String encode) {

    String html = "";
    URL url;/* ww  w.j ava2s  . c o m*/
    try {
        url = new URL(posturl);
        HttpURLConnection connection = (HttpURLConnection) url.openConnection();

        connection.setRequestMethod("POST");
        connection.setRequestProperty("Content-Type", "application/x-www-form-urlencoded");
        connection.setRequestProperty("User-Agent", userAgent);

        String postDataStr = postData;
        byte[] bytes = postDataStr.getBytes("utf-8");
        connection.setRequestProperty("Content-Length", "" + bytes.length);
        connection.setRequestProperty("Connection", "Keep-Alive");
        connection.setRequestProperty("Cache-Control", "no-cache");
        connection.setDoOutput(true);
        connection.setReadTimeout(timeout);
        connection.setFollowRedirects(true);
        connection.connect();
        OutputStream outStrm = connection.getOutputStream();
        outStrm.write(bytes);
        outStrm.flush();
        outStrm.close();
        InputStream inStrm = connection.getInputStream();

        BufferedReader br = new BufferedReader(new InputStreamReader(inStrm, encode));

        String temp = "";
        while ((temp = br.readLine()) != null) {
            html += (temp + '\n');
        }
        br.close();
        connection.disconnect();

    } catch (Exception e) {
        e.printStackTrace();
    }
    return html;

}

---

From source file:com.gliffy.restunit.http.JavaHttp.java

/** Performs an HTTP HEAD. 
 * @param request the request describing the HEAD.
 * @return a response/*from   w  ww. ja v a 2  s  .  co m*/
 * @throws IOException if HttpURLConnection generated an IO Exception
 */
public HttpResponse head(HttpRequest request) throws IOException {
    HttpURLConnection connection = getConnection(request);
    connection.setRequestMethod("HEAD");
    connection.connect();
    HttpResponse response = createResponse(connection);
    connection.disconnect();
    return response;
}

---

From source file:com.moviejukebox.plugin.OpenSubtitlesPlugin.java

private static boolean subtitleDownload(Movie movie, File movieFile, File subtitleFile) {
    try {/*  w w  w . ja  v a 2  s  .c o  m*/
        String ret;
        String xml;

        String moviehash = getHash(movieFile);
        String moviebytesize = String.valueOf(movieFile.length());

        xml = generateXMLRPCSS(moviehash, moviebytesize);
        ret = sendRPC(xml);

        String subDownloadLink = getValue("SubDownloadLink", ret);

        if (StringUtils.isBlank(subDownloadLink)) {
            String moviefilename = movieFile.getName();

            // Do not search by file name for BD rip files in the format 0xxxx.m2ts
            if (!(moviefilename.toUpperCase().endsWith(".M2TS") && moviefilename.startsWith("0"))) {

                // Try to find the subtitle using file name
                String subfilename = subtitleFile.getName();
                int index = subfilename.lastIndexOf('.');

                String query = subfilename.substring(0, index);

                xml = generateXMLRPCSS(query);
                ret = sendRPC(xml);

                subDownloadLink = getValue("SubDownloadLink", ret);
            }
        }

        if (StringUtils.isBlank(subDownloadLink)) {
            LOG.debug("Subtitle not found for {}", movieFile.getName());
            return Boolean.FALSE;
        }

        LOG.debug("Download subtitle for {}", movie.getBaseName());

        URL url = new URL(subDownloadLink);
        HttpURLConnection connection = (HttpURLConnection) (url
                .openConnection(YamjHttpClientBuilder.getProxy()));
        connection.setRequestProperty("Connection", "Close");

        try (InputStream inputStream = connection.getInputStream()) {
            int code = connection.getResponseCode();
            if (code != HttpURLConnection.HTTP_OK) {
                LOG.error("Download Failed");
                return Boolean.FALSE;
            }
            FileTools.copy(inputStream, new FileOutputStream(subtitleFile));

        } finally {
            connection.disconnect();
        }

        String subLanguageID = getValue("SubLanguageID", ret);
        if (StringUtils.isNotBlank(subLanguageID)) {
            SubtitleTools.addMovieSubtitle(movie, subLanguageID);
        } else {
            SubtitleTools.addMovieSubtitle(movie, "YES");
        }

        return Boolean.TRUE;

    } catch (Exception ex) {
        LOG.error("Download Exception (Movie Not Found)", ex);
        return Boolean.FALSE;
    }

}

---

From source file:com.gliffy.restunit.http.JavaHttp.java

/** Performs an HTTP DELETE. 
 * @param request the request describing the DELETE.
 * @return a response/*from   ww w.j a  v a 2 s .c o m*/
 * @throws IOException if HttpURLConnection generated an IO Exception
 */
public HttpResponse delete(HttpRequest request) throws IOException {
    HttpURLConnection connection = getConnection(request);
    connection.setRequestMethod("DELETE");
    connection.connect();
    HttpResponse response = createResponse(connection);
    connection.disconnect();
    return response;
}

---

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