Example usage for com.google.gson.stream JsonReader JsonReader

List of usage examples for com.google.gson.stream JsonReader JsonReader

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Introduction

In this page you can find the example usage for com.google.gson.stream JsonReader JsonReader.

Prototype

public JsonReader(Reader in)

Source Link

Document

Creates a new instance that reads a JSON-encoded stream from in .

Usage

From source file:io.dockstore.common.FileProvisionUtil.java

License:Apache License

/**
 * Downloads all plugins//from w  w w.jav  a  2 s  .  c  o  m
 *
 * @param configFile The parsed config file
 */
public static void downloadPlugins(INIConfiguration configFile) {
    String filePluginLocation = FileProvisionUtil.getFilePluginLocation(configFile);
    String pluginJSONPath = FileProvisionUtil.getPluginJSONLocation(configFile);
    File f = new File(pluginJSONPath);
    if (!f.exists()) {
        if (f.isDirectory()) {
            LOG.error(PLUGINS_JSON_FILENAME + " is actually a directory.");
            System.exit(1);
        } else {
            createPluginJSONFile(pluginJSONPath);
        }
    }
    Gson gson = new Gson();
    try {
        JsonReader reader = new JsonReader(
                new InputStreamReader(new FileInputStream(pluginJSONPath), Charset.forName("UTF-8")));
        PluginJSON[] arrayJSON = gson.fromJson(reader, PluginJSON[].class);
        List<PluginJSON> listJSON = Arrays.asList(arrayJSON);
        listJSON.forEach(t -> downloadPlugin(filePluginLocation, t));
    } catch (FileNotFoundException e) {
        LOG.error(PLUGINS_JSON_FILENAME + " not found");
    }
}

From source file:io.ecarf.core.term.dictionary.TermDictionary.java

License:Apache License

/**
 * De-serialize a TermDictionary instance from a json file.
 * @param jsonFile - a file path/*  w w w  . j ava 2  s  .  co m*/
 * @return a TermDictionary instance
 * @throws FileNotFoundException if the file is not found
 * @throws IOException if the json conversion fails
 */
public static TermDictionary fromJsonFile(String jsonFile, boolean compressed)
        throws FileNotFoundException, IOException {
    Stopwatch stopwatch = Stopwatch.createStarted();

    String filename = jsonFile;
    if (compressed) {
        filename = Utils.unCompressFile(jsonFile);
    }

    try (FileReader reader = new FileReader(filename)) {
        TermDictionary dictionary = GSON.fromJson(new JsonReader(reader), TermDictionary.class);

        log.debug("TIMER# deserialized dictionary from JSON file: " + jsonFile + ", in: " + stopwatch);

        return dictionary;
    }
}

From source file:io.ecarf.core.triple.TriplesFileStats.java

License:Apache License

/**
 * De-serialize a TriplesFileStats instance from a json file.
 * @param jsonFile - a file path//from w  w  w  .ja  v a2 s . co  m
 * @return a TriplesFileStats instance
 * @throws FileNotFoundException if the file is not found
 * @throws IOException if the json conversion fails
 */
public static List<TriplesFileStats> fromJsonFile(String jsonFile, boolean compressed)
        throws FileNotFoundException, IOException {

    String filename = jsonFile;
    if (compressed) {
        filename = Utils.unCompressFile(jsonFile);
    }

    Type token = new TypeToken<List<TriplesFileStats>>() {
    }.getType();

    try (FileReader reader = new FileReader(filename)) {
        List<TriplesFileStats> stats = ObjectUtils.GSON.fromJson(new JsonReader(reader), token);

        return stats;
    }
}

From source file:io.ecarf.core.utils.Utils.java

License:Apache License

public static void main(String[] args) throws JsonIOException, JsonSyntaxException, FileNotFoundException {
    Set<String> schemaTerms = Utils.GSON.fromJson(
            new JsonReader(new FileReader(Utils.TEMP_FOLDER + "test.json")), new TypeToken<Set<String>>() {
            }.getType());/*from ww w.ja  va 2s  . c  om*/
    System.out.println(schemaTerms);
}

From source file:io.fabric8.etcd.reader.gson.GsonResponseReader.java

License:Apache License

@Override
public Response read(InputStream is) throws IOException {
    Response response = null;/*from   ww w  . j  a  v  a  2s .c  o m*/
    try (InputStreamReader isr = new InputStreamReader(is); JsonReader reader = new JsonReader(isr)) {
        response = GSON.fromJson(reader, ImmutableResponse.class);
    }
    return response;
}

From source file:io.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

public static String getTitle(String channelNoHash) {
    try {/*from w  w w. j  a va2 s. c  o  m*/
        return new JsonParser()
                .parse(new JsonReader(
                        new InputStreamReader(new URL(BASE_URL + "channels/" + channelNoHash).openStream())))
                .getAsJsonObject().getAsJsonPrimitive("status").getAsString();
    } catch (IOException e) {
        return "There was an issue getting the title for this channel. Please try again later!";
    }
}

From source file:io.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

public static String getGame(String channelNoHash) {
    try {//from  w w w .  j  av a  2 s  . c om
        return new JsonParser()
                .parse(new JsonReader(
                        new InputStreamReader(new URL(BASE_URL + "channels/" + channelNoHash).openStream())))
                .getAsJsonObject().getAsJsonPrimitive("game").getAsString();
    } catch (IOException e) {
        return "There was an issue getting the game for this channel. Please try again later!";
    }
}

From source file:io.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

/**
 * Checks if the sender is a follower of channel
 * //from  ww  w . j a  v  a  2s  .c o m
 * @param sender - the user who sent the message
 * @param channelNoHash - the channel the message was sent in
 * @return - true if sender is following channel
 */
public static boolean isFollower(String channelNoHash, String sender) {
    try {
        String nextUrl = "https://api.twitch.tv/kraken/channels/" + channelNoHash + "/follows";
        JsonObject obj = new JsonParser()
                .parse(new JsonReader(new InputStreamReader(new URL(nextUrl).openStream()))).getAsJsonObject();
        if (obj.get("error") != null) { // ie it finds it
            return false;
        } else { // it does not find it
            int count = followerCount(channelNoHash);
            int pages = count / 25;
            if (count % 25 != 0) {
                pages++;
            }
            for (int i = 0; i < pages; i++) {
                for (int j = 0; j < 25; j++) {
                    try {
                        if (sender.equalsIgnoreCase(obj.getAsJsonArray("follows").get(j).getAsJsonObject()
                                .get("user").getAsJsonObject().getAsJsonPrimitive("name").getAsString())) {
                            return true;
                        }
                    } catch (IndexOutOfBoundsException e) {
                        return false;
                    }
                }
                nextUrl = obj.getAsJsonObject("_links").getAsJsonPrimitive("next").getAsString();
                obj = new JsonParser()
                        .parse(new JsonReader(new InputStreamReader(new URL(nextUrl).openStream())))
                        .getAsJsonObject();
            }
            return false;
        }
    } catch (FileNotFoundException e) {
        WLogger.log(channelNoHash + "Does not have any followers.");
    } catch (JsonIOException | JsonSyntaxException | IOException e) {
        logger.log(Level.SEVERE, "An error occurred checking if " + sender + " is following " + channelNoHash,
                e);
        WLogger.logError(e);
    }
    return false;
}

From source file:io.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

/**
 * Checks if the sender is subscribed to channel
 * /*from w  ww  . jav  a  2  s  .c  om*/
 * @param sender - user who sent the message
 * @param channelNoHash - channel the message was sent in
 * @return - true if sender is subscribed to channel
 */
public static boolean isSubscriber(String sender, String channelNoHash) {
    try {
        String userOAuth = Database.getUserOAuth(channelNoHash);
        String nextUrl = "https://api.twitch.tv/kraken/channels/" + channelNoHash
                + "/subscriptions/?oauth_token=" + userOAuth;
        if (userOAuth == null) {
            return false;
        }
        JsonObject obj = null;
        try {
            obj = new JsonParser().parse(new JsonReader(new InputStreamReader(new URL(nextUrl).openStream())))
                    .getAsJsonObject();
        } catch (IOException e) {
            if (e.getLocalizedMessage().equalsIgnoreCase(
                    "Server returned HTTP response code: 422 for URL: https://api.twitch.tv/kraken/channels/"
                            + channelNoHash + "/subscriptions/?oauth_token=" + userOAuth)) {
                return false;
            }
            logger.log(Level.SEVERE, String.format("There was an issue checking is %s is subscribed to %s",
                    sender, channelNoHash), e);
            WLogger.logError(e);
        }
        if (obj.get("error") != null) { // ie it finds it
            return false;
        } else { // it does not find it
            int count = subscriberCount(channelNoHash, userOAuth);
            int pages = count / 25;
            if (count % 25 != 0) {
                pages++;
            }
            for (int i = 0; i < pages; i++) {
                for (int j = 0; j < 25; j++) {
                    if (sender.equalsIgnoreCase(obj.getAsJsonArray("subscriptions").get(j).getAsJsonObject()
                            .getAsJsonPrimitive("display_name").getAsString())) {
                        return true;
                    }
                }
                nextUrl = obj.getAsJsonObject("_links").getAsJsonPrimitive().getAsString() + "?oauth_token="
                        + userOAuth;
                obj = new JsonParser()
                        .parse(new JsonReader(new InputStreamReader(new URL(nextUrl).openStream())))
                        .getAsJsonObject();
            }
            return false;
        }
    } catch (FileNotFoundException e) {
        WLogger.log(channelNoHash + "Does not have any subscribers or is not partnered.");
    } catch (JsonIOException | JsonSyntaxException | IOException e) {
        logger.log(Level.SEVERE, "An error occurred checking if " + sender + " is following " + channelNoHash,
                e);
        WLogger.logError(e);
    }
    return false;
}

From source file:io.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

/**
 * Gets the amount of people following the specified channel
 * /*from  w w  w . ja va 2 s .com*/
 * @param channelNoHash
 * @return number of followers for channel, 0 if an error occurs
 */
public static int followerCount(String channelNoHash) {
    try (InputStream stream = new URL(BASE_URL + "channels/" + channelNoHash + "/follows").openStream()) {
        return new JsonParser().parse(new JsonReader(new InputStreamReader(stream))).getAsJsonObject()
                .getAsJsonPrimitive("_total").getAsInt();
    } catch (JsonIOException | JsonSyntaxException | IOException | NullPointerException e) {
        logger.log(Level.SEVERE, "An error occurred getting the follower count for " + channelNoHash, e);
        WLogger.logError(e);
    }
    return 0;
}