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.github.weebobot.weebobot.external.TwitchUtilities.java

License:Open Source License

/**
 * Gets the amount of people subscribed to the specified channel
 * /*  w  w w  . java2  s .co m*/
 * @param channelNoHash - channel to get subscriber count for
 * @param oAuth - oAuth of the channel
 * @return number of subscribers for the channel
 */
public static int subscriberCount(String channelNoHash, String oAuth) {
    try (InputStream stream = new URL(
            BASE_URL + "channels/" + channelNoHash + "/subscriptions/?oauth_token=" + oAuth).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 subscriber count for " + channelNoHash, e);
        WLogger.logError(e);
    }
    return 0;
}

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

License:Open Source License

/**
 * @param channelNoHash/*from   w  w  w .  ja  va  2 s. co  m*/
 *            - channel to run the commercial in without the leading #
 * @return true if the channel is live, false otherwise
 */
public static boolean isLive(String channelNoHash) {
    try (InputStream stream = new URL(BASE_URL + "streams/" + channelNoHash).openStream()) {
        new JsonParser().parse(new JsonReader(new InputStreamReader(stream))).getAsJsonObject()
                .getAsJsonObject("stream").getAsJsonNull();
        return false;
    } catch (IllegalStateException | ClassCastException e) {
        return true;
    } catch (JsonSyntaxException | IOException e) {
        logger.log(Level.SEVERE, "An error occurred checking if the streamer is live!", e);
        WLogger.logError(e);
    }
    return false;
}

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

License:Open Source License

private static ArrayList<String> getGlobalEmotes() {
    ArrayList<String> globalEmotes = new ArrayList<>();
    try (InputStream stream = new URL(EMOTE_URL + "global.json").openStream()) {
        Set<Map.Entry<String, JsonElement>> channels = new JsonParser()
                .parse(new JsonReader(new InputStreamReader(stream))).getAsJsonObject()
                .getAsJsonObject("emotes").entrySet();

        for (Map.Entry entry : channels) {
            globalEmotes.add(entry.getKey().toString());
        }/*from w  ww.j  av  a  2s  . c  o m*/
    } catch (JsonSyntaxException | IOException e) {
        logger.log(Level.WARNING, "An error occurred updating the emote database!", e);
        WLogger.logError(e);
    }
    return globalEmotes;
}

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

License:Open Source License

public static ArrayList<String> getSubEmotes() {
    ArrayList<String> subEmotes = new ArrayList<>();
    InputStream stream = null;/*from w w w  .  j  av  a  2 s  .c o  m*/
    InputStream stream1 = null;
    try {
        stream = new URL(EMOTE_URL + "sets.json").openStream();
        Set<Map.Entry<String, JsonElement>> channels = new JsonParser()
                .parse(new JsonReader(new InputStreamReader(stream))).getAsJsonObject().getAsJsonObject("sets")
                .entrySet();
        stream1 = new URL(EMOTE_URL + "subscriber.json").openStream();
        JsonObject subEmotesObject = new JsonParser().parse(new JsonReader(new InputStreamReader(stream1)))
                .getAsJsonObject().getAsJsonObject("channels");
        channels.stream().filter(entry -> !entry.getValue().toString().replaceAll("\"", "").startsWith("--"))
                .forEach(entry -> {
                    JsonElement channel = subEmotesObject
                            .getAsJsonObject(entry.getValue().toString().replaceAll("\"", ""));
                    if (channel != null) {
                        for (JsonElement element : channel.getAsJsonObject().getAsJsonArray("emotes")
                                .getAsJsonArray()) {
                            subEmotes.add(element.getAsJsonObject().getAsJsonPrimitive("code").getAsString());
                        }
                    }
                });
    } catch (JsonSyntaxException | IOException e) {
        logger.log(Level.WARNING, "An error occurred updating the emote database!", e);
        WLogger.logError(e);
    } finally {
        try {
            if (stream != null) {
                stream.close();
            }
            if (stream1 != null) {
                stream1.close();
            }
        } catch (IOException e) {
            WLogger.logError(e);
        }
    }
    return subEmotes;
}

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

License:Open Source License

private static ArrayList<String> getBTTVEmotes() {
    ArrayList<String> bttvEmotes = new ArrayList<>();
    try (InputStream stream = new URL(BTTV_URL + "emotes").openStream()) {
        JsonArray jsonEmotes = new JsonParser().parse(new JsonReader(new InputStreamReader(stream)))
                .getAsJsonObject().getAsJsonArray("emotes").getAsJsonArray();

        for (JsonElement element : jsonEmotes) {
            bttvEmotes.add(element.getAsJsonObject().getAsJsonPrimitive("regex").getAsString());
        }//from   ww  w  .java 2s  .  c o m
    } catch (JsonSyntaxException | IOException e) {
        logger.log(Level.WARNING, "An error occurred updating the emote database!", e);
        WLogger.logError(e);
    }
    return bttvEmotes;
}

From source file:io.grpc.examples.hedging.HedgingHelloWorldClient.java

License:Apache License

/** Construct client connecting to HelloWorld server at {@code host:port}. */
public HedgingHelloWorldClient(String host, int port, boolean hedging) {
    Map<String, ?> hedgingServiceConfig = new Gson().fromJson(
            new JsonReader(new InputStreamReader(
                    HedgingHelloWorldClient.class.getResourceAsStream("hedging_service_config.json"), UTF_8)),
            Map.class);

    ManagedChannelBuilder<?> channelBuilder = ManagedChannelBuilder.forAddress(host, port)
            // Channels are secure by default (via SSL/TLS). For the example we disable TLS to avoid
            // needing certificates.
            .usePlaintext();//www . j a  va 2 s .c o m
    if (hedging) {
        channelBuilder.defaultServiceConfig(hedgingServiceConfig).enableRetry();
    }
    channel = channelBuilder.build();
    blockingStub = GreeterGrpc.newBlockingStub(channel);
    this.hedging = hedging;
}

From source file:io.grpc.internal.JsonParser.java

License:Apache License

/**
 * Parses a json string, returning either a {@code Map<String, ?>}, {@code List<?>},
 * {@code String}, {@code Double}, {@code Boolean}, or {@code null}.
 *//* w w  w  .j a  v a  2  s.c  o m*/
public static Object parse(String raw) throws IOException {
    JsonReader jr = new JsonReader(new StringReader(raw));
    try {
        return parseRecursive(jr);
    } finally {
        try {
            jr.close();
        } catch (IOException e) {
            logger.log(Level.WARNING, "Failed to close", e);
        }
    }
}

From source file:io.motown.chargingstationconfiguration.viewmodel.restapi.providers.GsonJsonProvider.java

License:Apache License

@Override
public Object readFrom(Class<Object> objectClass, Type type, Annotation[] annotations, MediaType mediaType,
        MultivaluedMap<String, String> stringStringMultivaluedMap, InputStream inputStream) throws IOException {
    JsonReader reader = new JsonReader(new InputStreamReader(inputStream, Charset.forName(UTF_8)));
    Object obj = gson.fromJson(reader, type);
    reader.close();/* w  w  w  . j  ava 2  s . c o  m*/
    return obj;
}

From source file:io.robusta.rra.representation.implementation.GsonRepresentation.java

License:Apache License

/**
 * contructor//from w w  w . ja  v  a  2s.  c  om
 * 
 * @param inputStream
 */
public GsonRepresentation(InputStream inputStream) {
    this.document = new JsonParser().parse(new JsonReader(new InputStreamReader(inputStream)));
}

From source file:io.soliton.protobuf.json.JsonRpcClientHandler.java

License:Apache License

@Override
protected void channelRead0(ChannelHandlerContext channelHandlerContext, HttpResponse response)
        throws Exception {
    if (!(response instanceof HttpContent)) {
        clientLogger.logServerError(null, null, new Exception("Returned response has no content"));
        logger.severe("Returned response has no content");
        return;// ww  w  .j  a  va  2  s  .c om
    }

    HttpContent content = (HttpContent) response;

    if (!response.headers().get(HttpHeaders.Names.CONTENT_TYPE).equals(JsonRpcProtocol.CONTENT_TYPE)) {
        logger.warning("Incorrect Content-Type: " + response.headers().get(HttpHeaders.Names.CONTENT_TYPE));
    }

    JsonElement root;
    try {
        ByteBufInputStream stream = new ByteBufInputStream(content.content());
        JsonReader reader = new JsonReader(new InputStreamReader(stream, Charsets.UTF_8));
        root = new JsonParser().parse(reader);
    } catch (JsonSyntaxException jsonException) {
        clientLogger.logServerError(null, null, jsonException);
        logger.warning("JSON response cannot be decoded");
        return;
    }
    if (!root.isJsonObject()) {
        logger.warning("JSON response is not a JSON object: " + root.toString());
        return;
    }

    JsonRpcResponse jsonRpcResponse = JsonRpcResponse.fromJson(root.getAsJsonObject());

    JsonElement requestId = jsonRpcResponse.id();
    if (requestId == null || !requestId.isJsonPrimitive()) {
        clientLogger.logServerError(null, null,
                new Exception("Received response identifier is not JSON primitive"));
        logger.warning("Received response identifier is not JSON primitive: " + requestId.toString());
        return;
    }

    JsonResponseFuture<? extends Message> future = inFlightRequests.remove(requestId.getAsLong());
    if (future == null) {
        clientLogger.logServerError(null, null, new Exception("Response received for unknown identifier"));
        logger.severe("Response received for unknown identifier: " + requestId.getAsLong());
        return;
    }

    clientLogger.logSuccess(future.method());
    future.setResponse(jsonRpcResponse);
}