Examples with JsonReader javax.json.JsonReader used on opensource projects

Example 31 with JsonReader

use of javax.json.JsonReader in project javaee7-samples by javaee-samples.

the class JsonReaderFromStreamTest method testSimpleObjectWithTwoElements.

@Test
public void testSimpleObjectWithTwoElements() throws JSONException {
    JsonReader jsonReader = Json.createReader(Thread.currentThread().getContextClassLoader().getResourceAsStream("/2.json"));
    JsonObject json = jsonReader.readObject();
    assertNotNull(json);
    assertFalse(json.isEmpty());
    assertTrue(json.containsKey("apple"));
    assertEquals("red", json.getString("apple"));
    assertTrue(json.containsKey("banana"));
    assertEquals("yellow", json.getString("banana"));
}

Example 32 with JsonReader

use of javax.json.JsonReader in project javaee7-samples by javaee-samples.

the class JsonReaderFromStreamTest method testNestedStructure.

@Test
public void testNestedStructure() throws JSONException {
    JsonReader jsonReader = Json.createReader(Thread.currentThread().getContextClassLoader().getResourceAsStream("/4.json"));
    JsonObject json = jsonReader.readObject();
    assertNotNull(json);
    assertFalse(json.isEmpty());
    assertTrue(json.containsKey("title"));
    assertEquals("The Matrix", json.getString("title"));
    assertTrue(json.containsKey("year"));
    assertEquals(1999, json.getInt("year"));
    assertTrue(json.containsKey("cast"));
    JsonArray jsonArr = json.getJsonArray("cast");
    assertNotNull(jsonArr);
    assertEquals(3, jsonArr.size());
    JSONAssert.assertEquals("[" + "    \"Keanu Reaves\"," + "    \"Laurence Fishburne\"," + "    \"Carrie-Anne Moss\"" + "  ]", jsonArr.toString(), JSONCompareMode.STRICT);
}

Example 33 with JsonReader

use of javax.json.JsonReader in project javaee7-samples by javaee-samples.

the class JsonReaderFromStreamTest method testEmptyObject.

@Test
public void testEmptyObject() throws JSONException {
    JsonReader jsonReader = Json.createReader(Thread.currentThread().getContextClassLoader().getResourceAsStream("/1.json"));
    JsonObject json = jsonReader.readObject();
    assertNotNull(json);
    assertTrue(json.isEmpty());
}

Example 34 with JsonReader

use of javax.json.JsonReader in project azure-iot-sdk-java by Azure.

the class RegistryManager method getDevices.

/**
     * Get list of devices
     *
     * @param maxCount The requested count of devices
     * @return The array of requested device objects
     * @throws IOException This exception is thrown if the IO operation failed
     * @throws IotHubException This exception is thrown if the response verification failed
     */
public ArrayList<Device> getDevices(Integer maxCount) throws IOException, IotHubException, JsonSyntaxException {
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_023: [The constructor shall throw IllegalArgumentException if the input count number is less than 1]
    if (maxCount < 1) {
        throw new IllegalArgumentException("maxCount cannot be less then 1");
    }
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_024: [The function shall get the URL for the device]
    URL url = iotHubConnectionString.getUrlDeviceList(maxCount);
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_025: [The function shall create a new SAS token for the device]
    String sasTokenString = new IotHubServiceSasToken(this.iotHubConnectionString).toString();
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_026: [The function shall create a new HttpRequest for getting a device list from IotHub]
    HttpRequest request = CreateRequest(url, HttpMethod.GET, new byte[0], sasTokenString);
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_027: [The function shall send the created request and get the response]
    HttpResponse response = request.send();
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_028: [The function shall verify the response status and throw proper Exception]
    IotHubExceptionManager.httpResponseVerification(response);
    // Codes_SRS_SERVICE_SDK_JAVA_REGISTRYMANAGER_12_029: [The function shall create a new ArrayList<Device> object from the response and return with it]
    String bodyStr = new String(response.getBody(), StandardCharsets.UTF_8);
    try (JsonReader jsonReader = Json.createReader(new StringReader(bodyStr))) {
        ArrayList<Device> deviceList = new ArrayList<>();
        JsonArray deviceArray = jsonReader.readArray();
        for (int i = 0; i < deviceArray.size(); i++) {
            JsonObject jsonObject = deviceArray.getJsonObject(i);
            Device iotHubDevice = gson.fromJson(jsonObject.toString(), Device.class);
            deviceList.add(iotHubDevice);
        }
        return deviceList;
    }
}

Example 35 with JsonReader

use of javax.json.JsonReader in project azure-iot-sdk-java by Azure.

the class FeedbackBatchMessage method parse.

/**
     * Parse received Json and create FeedbackBatch object
     *
     * @param jsonString Json string to parse
     * @return The created FeedbackBatch
     */
public static FeedbackBatch parse(String jsonString) {
    FeedbackBatch returnFeedbackBatch = new FeedbackBatch();
    // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_001: [The function shall return an empty FeedbackBatch object if the input is empty or null]
    if (!Tools.isNullOrEmpty(jsonString)) {
        // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_003: [The function shall remove data batch brackets if they exist]
        if (jsonString.startsWith("Data{")) {
            jsonString = jsonString.substring(5, jsonString.length() - 1);
        }
        // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_002: [The function shall return an empty FeedbackBatch object if the content of the Data input is empty]
        if (!jsonString.equals("")) {
            try (JsonReader jsonReader = Json.createReader(new StringReader(jsonString))) {
                JsonArray jsonArray = jsonReader.readArray();
                ArrayList<FeedbackRecord> records = new ArrayList<>();
                // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_005: [The function shall parse all the Json record to the FeedbackBatch]
                for (int i = 0; i < jsonArray.size(); i++) {
                    // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_004: [The function shall throw a JsonParsingException if the parsing failed]
                    JsonObject jsonObject = (JsonObject) jsonArray.get(i);
                    FeedbackRecord feedbackRecord = new FeedbackRecord();
                    feedbackRecord.setEnqueuedTimeUtc(Instant.parse(Tools.getValueFromJsonObject(jsonObject, "enqueuedTimeUtc")));
                    String originalMessageId = Tools.getValueFromJsonObject(jsonObject, "originalMessageId");
                    feedbackRecord.setOriginalMessageId(originalMessageId);
                    feedbackRecord.setCorrelationId("");
                    String description = Tools.getValueFromJsonObject(jsonObject, "description");
                    feedbackRecord.setDescription(description);
                    String statusCode = Tools.getValueFromJsonObject(jsonObject, "statusCode");
                    if (statusCode.toLowerCase().equals("success")) {
                        feedbackRecord.setStatusCode(FeedbackStatusCode.success);
                    } else if (statusCode.toLowerCase().equals("expired")) {
                        feedbackRecord.setStatusCode(FeedbackStatusCode.expired);
                    } else if (statusCode.toLowerCase().equals("deliverycountexceeded")) {
                        feedbackRecord.setStatusCode(FeedbackStatusCode.deliveryCountExceeded);
                    } else if (statusCode.toLowerCase().equals("rejected")) {
                        feedbackRecord.setStatusCode(FeedbackStatusCode.rejected);
                    } else {
                        feedbackRecord.setStatusCode(FeedbackStatusCode.unknown);
                    }
                    feedbackRecord.setDeviceId(Tools.getValueFromJsonObject(jsonObject, "deviceId"));
                    feedbackRecord.setDeviceGenerationId(Tools.getValueFromJsonObject(jsonObject, "deviceGenerationId"));
                    records.add(feedbackRecord);
                }
                if (records.size() > 0) {
                    // Codes_SRS_SERVICE_SDK_JAVA_FEEDBACKBATCHMESSAGE_12_006: [The function shall copy the last record’s UTC time for batch UTC time]
                    returnFeedbackBatch.setEnqueuedTimeUtc(records.get(records.size() - 1).getEnqueuedTimeUtc());
                    returnFeedbackBatch.setUserId("");
                    returnFeedbackBatch.setLockToken("");
                    returnFeedbackBatch.setRecords(records);
                }
            }
        }
    }
    return returnFeedbackBatch;
}