Examples with Event javax.json.stream.JsonParser.Event used on opensource projects

Example 1 with Event

use of javax.json.stream.JsonParser.Event in project jvm-serializers by eishay.

the class JavaxJsonStream method readImages.

private List<Image> readImages(JsonParser parser) throws IOException {
    Event current;
    if ((current = parser.next()) != Event.START_ARRAY) {
        reportIllegal(parser, current, Event.START_ARRAY);
    }
    List<Image> images = new ArrayList<Image>();
    while ((current = parser.next()) == Event.START_OBJECT) {
        images.add(readImage(parser));
    }
    verifyCurrent(parser, current, Event.END_ARRAY);
    return images;
}

Example 2 with Event

use of javax.json.stream.JsonParser.Event in project jvm-serializers by eishay.

the class JavaxJsonStream method readMedia.

private Media readMedia(JsonParser parser) throws IOException {
    Event current;
    if ((current = parser.next()) != Event.START_OBJECT) {
        reportIllegal(parser, current, Event.START_OBJECT);
    }
    Media media = new Media();
    boolean haveWidth = false;
    boolean haveHeight = false;
    boolean haveDuration = false;
    boolean haveSize = false;
    while ((current = parser.next()) == Event.KEY_NAME) {
        String field = parser.getString();
        Integer I = fullFieldToIndex.get(field);
        if (I != null) {
            switch(I) {
                case FIELD_IX_PLAYER:
                    current = parser.next();
                    media.player = Media.Player.find(parser.getString());
                    continue;
                case FIELD_IX_URI:
                    current = parser.next();
                    media.uri = parser.getString();
                    continue;
                case FIELD_IX_TITLE:
                    current = parser.next();
                    media.title = parser.getString();
                    continue;
                case FIELD_IX_WIDTH:
                    current = parser.next();
                    media.width = parser.getInt();
                    haveWidth = true;
                    continue;
                case FIELD_IX_HEIGHT:
                    current = parser.next();
                    media.height = parser.getInt();
                    haveHeight = true;
                    continue;
                case FIELD_IX_FORMAT:
                    current = parser.next();
                    media.format = parser.getString();
                    continue;
                case FIELD_IX_DURATION:
                    current = parser.next();
                    media.duration = parser.getInt();
                    haveDuration = true;
                    continue;
                case FIELD_IX_SIZE:
                    current = parser.next();
                    media.size = parser.getInt();
                    haveSize = true;
                    continue;
                case FIELD_IX_BITRATE:
                    current = parser.next();
                    media.bitrate = parser.getInt();
                    media.hasBitrate = true;
                    continue;
                case FIELD_IX_PERSONS:
                    media.persons = readPersons(parser);
                    continue;
                case FIELD_IX_COPYRIGHT:
                    current = parser.next();
                    media.copyright = parser.getString();
                    continue;
            }
        }
        throw new IllegalStateException("Unexpected field '" + field + "'");
    }
    verifyCurrent(parser, current, Event.END_OBJECT);
    if (media.uri == null)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_URI);
    if (!haveWidth)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_WIDTH);
    if (!haveHeight)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_HEIGHT);
    if (media.format == null)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_FORMAT);
    if (!haveDuration)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_DURATION);
    if (!haveSize)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_SIZE);
    if (media.persons == null)
        media.persons = new ArrayList<String>();
    if (media.player == null)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_PLAYER);
    return media;
}

Example 3 with Event

use of javax.json.stream.JsonParser.Event in project wildfly by wildfly.

the class StepExecutionMarshaller method unmarshall.

public static StepExecution unmarshall(final String json) throws IOException, ClassNotFoundException {
    final JsonParser parser = Json.createParser(new StringReader(json));
    final StepExecutionBuilder builder = StepExecutionBuilder.create();
    String key = null;
    while (parser.hasNext()) {
        final Event event = parser.next();
        switch(event) {
            case KEY_NAME:
                key = parser.getString();
                break;
            case VALUE_FALSE:
            case VALUE_NULL:
            case VALUE_NUMBER:
            case VALUE_STRING:
            case VALUE_TRUE:
                final String value = parser.getString();
                if (key == null) {
                    throw new IllegalStateException(String.format("No key for value '%s'. Parsing position: %s%n\t%s", value, parser.getLocation(), json));
                }
                switch(key) {
                    case ID:
                        if (value != null) {
                            builder.setId(Long.parseLong(value));
                        }
                        break;
                    case NAME:
                        builder.setName(value);
                        break;
                    case STATUS:
                        if (value != null) {
                            builder.setStatus(BatchStatus.valueOf(value));
                        }
                        break;
                    case EXIT_STATUS:
                        builder.setExitStatus(value);
                        break;
                    case END_TIME:
                        if (value != null) {
                            builder.setEndTime(Long.parseLong(value));
                        }
                        break;
                    case START_TIME:
                        if (value != null) {
                            builder.setStartTime(Long.parseLong(value));
                        }
                        break;
                    case PERSISTENT_USER_DATA:
                        builder.setPersistentUserData(deserialize(value));
                    case METRICS:
                        String k = null;
                        String metricType = null;
                        String metricValue = null;
                        while (parser.hasNext()) {
                            final Event e = parser.next();
                            switch(e) {
                                case KEY_NAME:
                                    k = parser.getString();
                                    break;
                                case VALUE_FALSE:
                                case VALUE_NULL:
                                case VALUE_NUMBER:
                                case VALUE_STRING:
                                case VALUE_TRUE:
                                    if (k == null) {
                                        throw new IllegalStateException(String.format("No key for value '%s'. Parsing position: %s%n\t%s", value, parser.getLocation(), json));
                                    }
                                    switch(k) {
                                        case METRIC_TYPE:
                                            metricType = parser.getString();
                                            break;
                                        case METRIC_VALUE:
                                            metricValue = parser.getString();
                                            break;
                                    }
                                    if (metricType != null && metricValue != null) {
                                        final MetricType type = MetricType.valueOf(metricType);
                                        final long v = Long.parseLong(parser.getString());
                                        final Metric m = new Metric() {

                                            @Override
                                            public MetricType getType() {
                                                return type;
                                            }

                                            @Override
                                            public long getValue() {
                                                return v;
                                            }
                                        };
                                        builder.addMetric(m);
                                    }
                                    break;
                            }
                        }
                        break;
                }
                break;
        }
    }
    parser.close();
    return builder.build();
}

Example 4 with Event

use of javax.json.stream.JsonParser.Event in project wildfly by wildfly.

the class JsonTestCase method testJsonServlet.

@Test
public void testJsonServlet() throws Exception {
    final String result = HttpRequest.get(url + "json", 10, TimeUnit.SECONDS);
    final JsonParser parser = Json.createParser(new StringReader(result));
    String key = null;
    String value = null;
    while (parser.hasNext()) {
        final Event event = parser.next();
        switch(event) {
            case KEY_NAME:
                key = parser.getString();
                break;
            case VALUE_STRING:
                value = parser.getString();
                break;
        }
    }
    parser.close();
    Assert.assertEquals("Key should be \"name\"", "name", key);
    Assert.assertEquals("Value should be \"value\"", "value", value);
}

Example 5 with Event

use of javax.json.stream.JsonParser.Event in project jvm-serializers by eishay.

the class JavaxJsonStream method readMediaContent.

//////////////////////////////////////////////////
// Deserialization
//////////////////////////////////////////////////
protected MediaContent readMediaContent(JsonParser parser) throws IOException {
    MediaContent mc = new MediaContent();
    Event current;
    if ((current = parser.next()) != Event.START_OBJECT) {
        reportIllegal(parser, current, Event.START_OBJECT);
    }
    while ((current = parser.next()) == Event.KEY_NAME) {
        String field = parser.getString();
        Integer I = fullFieldToIndex.get(field);
        if (I != null) {
            switch(I) {
                case FIELD_IX_MEDIA:
                    mc.media = readMedia(parser);
                    continue;
                case FIELD_IX_IMAGES:
                    mc.images = readImages(parser);
                    continue;
            }
        }
        throw new IllegalStateException("Unexpected field '" + field + "'");
    }
    verifyCurrent(parser, current, Event.END_OBJECT);
    if (mc.media == null)
        throw new IllegalStateException("Missing field: " + FULL_FIELD_NAME_MEDIA);
    if (mc.images == null)
        mc.images = new ArrayList<Image>();
    return mc;
}