Example usage for java.net URL openStream

List of usage examples for java.net URL openStream

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Introduction

In this page you can find the example usage for java.net URL openStream.

Prototype

public final InputStream openStream() throws java.io.IOException

Source Link

Document

Opens a connection to this URL and returns an InputStream for reading from that connection.

Usage

From source file:com.quinsoft.zeidon.utils.JoeUtils.java

private static String computeHash(URL url) throws Exception {
    InputStream stream = url.openStream();
    try {/*from   www.  ja  va2s .  c  o m*/
        return DigestUtils.md5Hex(stream);
    } finally {
        IOUtils.closeQuietly(stream);
    }
}

From source file:com.redhat.rhn.testing.TestUtils.java

/**
 * Connect to <code>url</code> and return the contents
 * of that location as a string.//  ww w.  j a  va  2  s.  co  m
 *
 * @param url the URL to read from
 * @return the contents of the URL as a string, or <code>null</code>
 * if <code>url</code> is <code>null</code>
 * @throws IOException if reading the file fails
 */
public static String readAll(URL url) throws IOException {
    if (url == null) {
        return null;
    }
    return readAll(url.openStream());
}

From source file:com.moviejukebox.scanner.artwork.FanartScanner.java

public static boolean validateArtwork(IImage artworkImage, int artworkWidth, int artworkHeight,
        boolean checkAspect) {
    @SuppressWarnings("rawtypes")
    Iterator readers = ImageIO.getImageReadersBySuffix("jpeg");
    ImageReader reader = (ImageReader) readers.next();
    int urlWidth, urlHeight;
    float urlAspect;

    if (!ARTWORK_VALIDATE) {
        return true;
    }/* w w w.  j av a 2 s.c om*/

    if (StringTools.isNotValidString(artworkImage.getUrl())) {
        return false;
    }

    try {
        URL url = new URL(artworkImage.getUrl());

        try (InputStream in = url.openStream(); ImageInputStream iis = ImageIO.createImageInputStream(in)) {
            reader.setInput(iis, true);
            urlWidth = reader.getWidth(0);
            urlHeight = reader.getHeight(0);
        }
    } catch (IOException error) {
        LOG.debug("ValidateFanart error: {}: can't open url", error.getMessage());
        return false; // Quit and return a false fanart
    }

    urlAspect = (float) urlWidth / (float) urlHeight;

    if (checkAspect && urlAspect < 1.0) {
        LOG.debug("ValidateFanart {} rejected: URL is portrait format", artworkImage);
        return false;
    }

    // Adjust fanart width / height by the ValidateMatch figure
    int newArtworkWidth = artworkWidth * (ARTWORK_VALIDATE_MATCH / 100);
    int newArtworkHeight = artworkHeight * (ARTWORK_VALIDATE_MATCH / 100);

    if (urlWidth < newArtworkWidth) {
        LOG.debug("{} rejected: URL width ({}) is smaller than fanart width ({})", artworkImage, urlWidth,
                newArtworkWidth);
        return false;
    }

    if (urlHeight < newArtworkHeight) {
        LOG.debug("{} rejected: URL height ({}) is smaller than fanart height ({})", artworkImage, urlHeight,
                newArtworkHeight);
        return false;
    }
    return true;
}

From source file:com.beyondb.geocoding.BaiduAPI.java

/**
 * ????//www .  j  ava2 s.c  o m
 * ???? key lng(?),lat()
 * @param address
 * @param city
 * @return 
 */
public static Map<String, String> getLongLatCoordinate(String address, String city) {
    Map<String, String> map = new HashMap<>();
    try {
        //   ???utf-816 
        address = URLEncoder.encode(address, "UTF-8");
        //   ????? 
        //  System.setProperty("http.proxyHost","192.168.172.23"); 
        //  System.setProperty("http.proxyPort","3209"); 
        URL resjson = new URL("http://api.map.baidu.com/geocoder/v2/?ak=" + ak + "&output=json&address="
                + address + "&" + city);

        BufferedReader in = new BufferedReader(new InputStreamReader(resjson.openStream()));
        String res;
        StringBuilder sb = new StringBuilder("");
        while ((res = in.readLine()) != null) {
            sb.append(res.trim());
        }
        in.close();
        String str = sb.toString();
        System.out.println("return json:" + str);
        if (str.contains("lng")) {
            int lngStart = str.indexOf("lng\":");
            int lngEnd = str.indexOf(",\"lat");
            int latEnd = str.indexOf("},\"precise");
            if (lngStart > 0 && lngEnd > 0 && latEnd > 0) {
                String lng = str.substring(lngStart + 5, lngEnd);
                String lat = str.substring(lngEnd + 7, latEnd);
                map.put("lng", lng);
                map.put("lat", lat);
            }
        } else {
            map.put("lng", " ");
            map.put("lat", " ");
            Logger.getLogger(BaiduAPI.class.getName()).log(Level.WARNING,
                    "Parse coordinate from " + str + " is empty!");
            System.out.println("lng,lat is empty!" + str + "--" + map.get("lng") + "," + map.get("lat"));
        }
    } catch (MalformedURLException ex) {
        Logger.getLogger(BaiduAPI.class.getName()).log(Level.SEVERE, null, ex);
    } catch (IOException ex) {
        Logger.getLogger(BaiduAPI.class.getName()).log(Level.SEVERE, null, ex);
    }
    return map;
}

From source file:com.google.devrel.mobiledevicelab.spi.helper.DeviceLabApiHelper.java

/**
 * Calls Google account API to get the token information
 * //from   w ww.  j  a va2s. c o  m
 * @param accessToken
 * @return the JSON sent back by Google account API
 * @throws UnauthorizedException
 */
private static String getTokenJsonFromAccessToken(String accessToken) throws UnauthorizedException {
    String tokenJson = "";
    try {
        URL url = new URL("https://accounts.google.com/o/oauth2/tokeninfo?access_token=" + accessToken);
        BufferedReader reader = new BufferedReader(new InputStreamReader(url.openStream()));
        String line;

        while ((line = reader.readLine()) != null) {
            tokenJson += line + "\n";
        }
        reader.close();
    } catch (MalformedURLException e) {
        throw new UnauthorizedException("We couldn't verify the access token with Google");
    } catch (IOException e) {
        throw new UnauthorizedException("We couldn't verify the access token with Google");
    }
    if (tokenJson.contains("invalid_token")) {
        throw new UnauthorizedException("The access token is invalid, please refresh the page");
    }
    return tokenJson;
}

From source file:com.nhn.android.archetype.base.object.BaseObj.java

public static <T extends BaseObj> T parse(URL url, Class<? extends BaseObj> clazz) throws Exception {
    InputStream is = url.openStream();

    try {/*  w ww  .jav  a2 s.c o  m*/
        return parse(is, clazz);
    } catch (Exception e) {
        throw e;
    } finally {
        try {
            if (is != null) {
                is.close();
                is = null;
            }
        } catch (Exception e) {
            logger.e(e);
        }
    }
}

From source file:com.swingtech.commons.util.ClassUtil.java

public static Object getObjectFromXML(final URL url) throws IOException {
    return getObjectFromXML(url.openStream());
}

From source file:com.mapviewer.business.NetCDFRequestManager.java

/**
 * This functions makes a URL request to one ncWMS server to retrieve the
 * valid animation options for the selected dates
 *
 * @param {Layer} layer/* w  w  w.j  ava2  s  .c  o  m*/
 * @param {String} startStr
 * @param {String} endStr
 * @return
 */
public static String getLayerTimeStepsForAnimation(Layer layer, String startStr, String endStr) {

    URL ncReq;
    String urlRequest = buildRequest(layer, "GetMetadata", "animationTimesteps");
    urlRequest += "&start=" + startStr;
    urlRequest += "&end=" + endStr;

    JSONObject timeSteps = new JSONObject();

    try {
        ncReq = new URL(urlRequest);
        ncReq.openConnection();
        InputStreamReader input = new InputStreamReader(ncReq.openStream());
        BufferedReader in = new BufferedReader(input);
        String inputLine;

        while ((inputLine = in.readLine()) != null) {
            if (!inputLine.trim().equalsIgnoreCase("")) {// TODO check for errros
                timeSteps = new JSONObject(inputLine);

                //               datesWithData = (JSONObject) layerDetails.get("datesWithData");
                /*
                 * //Iterating over the years for(Enumeration years =
                 * dates.keys(); years.hasMoreElements();){ String year =
                 * (String) years.nextElement(); JSONObject yearJson =
                 * dates.getJSONObject(year); for(Enumeration months =
                 * yearJson.keys(); months.hasMoreElements();){ String month
                 * = (String) months.nextElement(); int x = 1; } }
                 */
            }
        }

    } catch (JSONException | IOException e) {
        System.out.println("Error MapViewer en RedirectServer en generateRedirect" + e.getMessage());
        return "Error getting the layerDetials:" + e.getMessage();
    }
    return timeSteps.toString();
}

From source file:com.utest.webservice.client.rest.AuthSSLProtocolSocketFactory.java

private static KeyStore createKeyStore(final URL url, final String password)
        throws KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException {
    if (url == null) {
        throw new IllegalArgumentException("Keystore url may not be null");
    }/*  w ww.  j av  a 2 s.  co  m*/
    KeyStore keystore = KeyStore.getInstance("jks");
    InputStream is = null;
    try {
        is = url.openStream();
        keystore.load(is, password != null ? password.toCharArray() : null);
    } finally {
        if (is != null)
            is.close();
    }
    return keystore;
}

From source file:com.google.dart.tools.update.core.internal.UpdateUtils.java

/**
 * Read, as a string, the stream at the given url string.
 *//*ww  w . ja  v a 2 s .c  o m*/
public static String readUrlStream(String urlString) throws MalformedURLException, IOException {
    URL url = new URL(urlString);
    InputStream stream = url.openStream();
    return toString(stream);
}