Example usage for com.fasterxml.jackson.core JsonParser nextToken

List of usage examples for com.fasterxml.jackson.core JsonParser nextToken

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Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonParser nextToken.

Prototype

public abstract JsonToken nextToken() throws IOException, JsonParseException;

Source Link

Document

Main iteration method, which will advance stream enough to determine type of the next token, if any.

Usage

From source file:net.floodlightcontroller.loadbalancer.VipsResource.java

protected LBVip jsonToVip(String json) throws IOException {

    if (json == null)
        return null;

    MappingJsonFactory f = new MappingJsonFactory();
    JsonParser jp;
    LBVip vip = new LBVip();

    try {//from  www.j  ava 2  s.c o m
        jp = f.createJsonParser(json);
    } catch (JsonParseException e) {
        throw new IOException(e);
    }

    jp.nextToken();
    if (jp.getCurrentToken() != JsonToken.START_OBJECT) {
        throw new IOException("Expected START_OBJECT");
    }

    while (jp.nextToken() != JsonToken.END_OBJECT) {
        if (jp.getCurrentToken() != JsonToken.FIELD_NAME) {
            throw new IOException("Expected FIELD_NAME");
        }

        String n = jp.getCurrentName();
        jp.nextToken();
        if (jp.getText().equals(""))
            continue;

        if (n.equals("id")) {
            vip.id = jp.getText();
            continue;
        }
        if (n.equals("tenant_id")) {
            vip.tenantId = jp.getText();
            continue;
        }
        if (n.equals("name")) {
            vip.name = jp.getText();
            continue;
        }
        if (n.equals("network_id")) {
            vip.netId = jp.getText();
            continue;
        }
        if (n.equals("protocol")) {
            String tmp = jp.getText();
            if (tmp.equalsIgnoreCase("TCP")) {
                vip.protocol = IPv4.PROTOCOL_TCP;
            } else if (tmp.equalsIgnoreCase("UDP")) {
                vip.protocol = IPv4.PROTOCOL_UDP;
            } else if (tmp.equalsIgnoreCase("ICMP")) {
                vip.protocol = IPv4.PROTOCOL_ICMP;
            }
            continue;
        }
        if (n.equals("address")) {
            vip.address = IPv4.toIPv4Address(jp.getText());
            continue;
        }
        if (n.equals("port")) {
            vip.port = Short.parseShort(jp.getText());
            continue;
        }
        if (n.equals("pool_id")) {
            vip.pools.add(jp.getText());
            continue;
        }

        log.warn("Unrecognized field {} in " + "parsing Vips", jp.getText());
    }
    jp.close();

    return vip;
}

From source file:org.oscim.tiling.source.geojson.GeoJsonTileDecoder.java

private void parseCoordSequence(JsonParser jp) throws JsonParseException, IOException {

    for (JsonToken t; (t = jp.nextToken()) != null;) {

        if (t == START_ARRAY) {
            parseCoordinate(jp);//from  w  w w.j  av a 2  s .co  m
            continue;
        }

        if (t == END_ARRAY)
            break;

    }
}

From source file:com.adobe.communities.ugc.migration.importer.UGCImportHelper.java

protected static void importTranslation(final JsonParser jsonParser, final Resource post) throws IOException {
    JsonToken token = jsonParser.getCurrentToken();
    final Map<String, Object> properties = new HashMap<String, Object>();
    if (token != JsonToken.START_OBJECT) {
        throw new IOException("expected a start object token, got " + token.asString());
    }/*from   w w w  .ja  va  2  s .  c  om*/
    properties.put("jcr:primaryType", "social:asiResource");
    Resource translationFolder = null;
    token = jsonParser.nextToken();
    while (token == JsonToken.FIELD_NAME) {
        token = jsonParser.nextToken(); //advance to the field value
        if (jsonParser.getCurrentName().equals((ContentTypeDefinitions.LABEL_TRANSLATIONS))) {
            if (null == translationFolder) {
                // begin by creating the translation folder resource
                translationFolder = post.getResourceResolver().create(post, "translation", properties);
            }
            //now check to see if any translations exist
            if (token == JsonToken.START_OBJECT) {
                token = jsonParser.nextToken();
                if (token == JsonToken.FIELD_NAME) {
                    while (token == JsonToken.FIELD_NAME) { // each new field represents another translation
                        final Map<String, Object> translationProperties = new HashMap<String, Object>();
                        translationProperties.put("jcr:primaryType", "social:asiResource");
                        String languageLabel = jsonParser.getCurrentName();
                        token = jsonParser.nextToken();
                        if (token != JsonToken.START_OBJECT) {
                            throw new IOException("expected a start object token for translation item, got "
                                    + token.asString());
                        }
                        token = jsonParser.nextToken();
                        while (token != JsonToken.END_OBJECT) {
                            jsonParser.nextToken(); //get next field value
                            if (jsonParser.getCurrentName()
                                    .equals(ContentTypeDefinitions.LABEL_TIMESTAMP_FIELDS)) {
                                jsonParser.nextToken(); // advance to first field name
                                while (!jsonParser.getCurrentToken().equals(JsonToken.END_ARRAY)) {
                                    final String timestampLabel = jsonParser.getValueAsString();
                                    if (translationProperties.containsKey(timestampLabel)) {
                                        final Calendar calendar = new GregorianCalendar();
                                        calendar.setTimeInMillis(Long
                                                .parseLong((String) translationProperties.get(timestampLabel)));
                                        translationProperties.put(timestampLabel, calendar.getTime());
                                    }
                                    jsonParser.nextToken();
                                }
                            } else if (jsonParser.getCurrentName()
                                    .equals(ContentTypeDefinitions.LABEL_SUBNODES)) {
                                jsonParser.skipChildren();
                            } else {
                                translationProperties.put(jsonParser.getCurrentName(),
                                        URLDecoder.decode(jsonParser.getValueAsString(), "UTF-8"));
                            }
                            token = jsonParser.nextToken(); //get next field label
                        }
                        // add the language-specific translation under the translation folder resource
                        Resource translation = post.getResourceResolver().create(post.getChild("translation"),
                                languageLabel, translationProperties);
                        if (null == translation) {
                            throw new IOException("translation not actually imported");
                        }
                    }
                    jsonParser.nextToken(); //skip END_OBJECT token for translation
                } else if (token == JsonToken.END_OBJECT) {
                    // no actual translation to import, so we're done here
                    jsonParser.nextToken();
                }
            } else {
                throw new IOException(
                        "expected translations to be contained in an object, saw instead: " + token.asString());
            }
        } else if (jsonParser.getCurrentName().equals("mtlanguage")
                || jsonParser.getCurrentName().equals("jcr:createdBy")) {
            properties.put(jsonParser.getCurrentName(), jsonParser.getValueAsString());
        } else if (jsonParser.getCurrentName().equals("jcr:created")) {
            final Calendar calendar = new GregorianCalendar();
            calendar.setTimeInMillis(jsonParser.getLongValue());
            properties.put("jcr:created", calendar.getTime());
        }
        token = jsonParser.nextToken();
    }
    if (null == translationFolder && properties.containsKey("mtlanguage")) {
        // it's possible that no translations existed, so we need to make sure the translation resource (which
        // includes the original post's detected language) is created anyway
        post.getResourceResolver().create(post, "translation", properties);
    }
}

From source file:org.oscim.tiling.source.geojson.GeoJsonTileDecoder.java

private void parseProperties(JsonParser jp) throws JsonParseException, IOException {
    for (JsonToken t; (t = jp.nextToken()) != null;) {
        if (t == FIELD_NAME) {
            String text = jp.getCurrentName();

            t = jp.nextToken();/*  w ww .ja  v a 2 s .  c om*/
            if (t == VALUE_STRING) {
                mTagMap.put(text, jp.getText());
            } else if (t == VALUE_NUMBER_INT) {
                mTagMap.put(text, jp.getNumberValue());
            }
            continue;
        }
        if (t == END_OBJECT)
            break;
    }
}

From source file:org.hyperledger.dropwizard.hocon.HoconDeserializer.java

protected ConfigList deserializeArray(JsonParser jp, DeserializationContext ctxt) throws IOException {

    List<Object> values = new ArrayList<>();

    JsonToken t;//  ww w .j a  va2s.  c o  m
    while ((t = jp.nextToken()) != JsonToken.END_ARRAY) {
        switch (t) {
        case START_ARRAY:
            values.add(deserializeArray(jp, ctxt).unwrapped());
            break;
        case START_OBJECT:
            values.add(deserializeObject(jp, ctxt).unwrapped());
            break;
        case VALUE_FALSE:
            values.add(false);
            break;
        case VALUE_TRUE:
            values.add(true);
            break;
        case VALUE_NULL:
            values.add(null);
            break;
        case VALUE_NUMBER_FLOAT:
            if (jp.getNumberType() == JsonParser.NumberType.BIG_DECIMAL) {
                values.add(jp.getDecimalValue());
            } else {
                values.add(jp.getDoubleValue());
            }
            break;
        case VALUE_NUMBER_INT:
            // very cumbersome... but has to be done
            switch (jp.getNumberType()) {
            case LONG:
                values.add(jp.getLongValue());
                break;
            case INT:
                values.add(jp.getIntValue());
                break;
            default:
                values.add(jp.getBigIntegerValue());
            }
            break;
        case VALUE_STRING:
            values.add(jp.getText());
            break;
        default:
            throw ctxt.mappingException(_valueClass);
        }
    }
    return ConfigValueFactory.fromIterable(values);
}

From source file:com.msopentech.odatajclient.engine.metadata.edm.v4.annotation.DynExprConstructDeserializer.java

private ExprConstruct parseConstOrEnumExprConstruct(final JsonParser jp) throws IOException {
    ExprConstruct result;//from ww w . j  a v  a 2 s  .  c  o  m
    if (isAnnotationConstExprConstruct(jp)) {
        result = parseAnnotationConstExprConstruct(jp);
    } else {
        result = jp.getCodec().readValue(jp, DynExprConstruct.class);
    }
    jp.nextToken();

    return result;
}

From source file:com.kaaprotech.satu.jackson.SatuDeserializers.java

@Override
public JsonDeserializer<?> findCollectionDeserializer(final CollectionType type,
        final DeserializationConfig config, final BeanDescription beanDesc,
        final TypeDeserializer elementTypeDeserializer, final JsonDeserializer<?> elementDeserializer)
        throws JsonMappingException {

    if (ImmutableSet.class.isAssignableFrom(type.getRawClass())) {
        return new StdDeserializer<Object>(type) {
            private static final long serialVersionUID = 1L;

            @Override/*from  w  ww . ja v  a 2  s.co  m*/
            public Object deserialize(JsonParser jp, DeserializationContext context) throws IOException {

                if (jp.isExpectedStartArrayToken()) {
                    JsonToken t;

                    MutableSet<Object> s = Sets.mutable.of();

                    while ((t = jp.nextToken()) != JsonToken.END_ARRAY) {
                        Object value;
                        if (t == JsonToken.VALUE_NULL) {
                            value = null;
                        } else if (elementDeserializer == null) {
                            value = jp.readValueAs(type.getContentType().getRawClass());
                        } else if (elementTypeDeserializer == null) {
                            value = elementDeserializer.deserialize(jp, context);
                        } else {
                            value = elementDeserializer.deserializeWithType(jp, context,
                                    elementTypeDeserializer);
                        }
                        s.add(value);
                    }
                    return s.toImmutable();
                }
                throw context.mappingException(type.getRawClass());
            }
        };
    }

    return super.findCollectionDeserializer(type, config, beanDesc, elementTypeDeserializer,
            elementDeserializer);
}

From source file:org.onosproject.north.aaa.api.parser.impl.ClientParser.java

@Override
public Set<ClientCredential> parseJson(InputStream stream) throws IOException, ParseException {
    ObjectMapper mapper = new ObjectMapper();
    JsonNode jsonNode = mapper.readTree(stream);
    JsonParser jp = jsonNode.traverse();
    Set<ClientCredential> clientSet = new HashSet<>();

    // continue parsing the token till the end of input is reached
    while (!jp.isClosed()) {
        // get the token
        JsonToken token = jp.nextToken();
        // if its the last token then we are done
        if (token == null) {
            break;
        }/* w ww . ja  va  2  s .  c om*/

        if (JsonToken.FIELD_NAME.equals(token) && "clients".equals(jp.getCurrentName())) {
            token = jp.nextToken();
            if (!JsonToken.START_ARRAY.equals(token)) {
                // bail out
                throw new ParseException("expected ARRAY after clients");
            }

            while (true) {
                token = jp.nextToken();
                if (JsonToken.END_ARRAY.equals(token)) {
                    // bail out
                    break;
                }

                if (JsonToken.START_OBJECT.equals(token)) {
                    ClientCredential client = jsonToClientCredential(jp);
                    clientSet.add(client);
                }
            }
        }
    }
    return clientSet;
}

From source file:com.google.openrtb.json.OpenRtbJsonExtReaderBase.java

@SuppressWarnings("unchecked")
@Override//from w  w  w  .  j ava  2  s . c o  m
public final boolean read(EB msg, JsonParser par) throws IOException {
    XB ext = (XB) (msg.hasExtension(key) ? ((Message) msg.getExtension(key)).toBuilder()
            : prototypeBuilder.clone());
    boolean someFieldRead = false;
    while (endObject(par)) {
        if (read(msg, ext, par)) {
            someFieldRead = true;
            par.nextToken();
        } else {
            break;
        }
    }
    if (someFieldRead) {
        msg.setExtension(key, ext.build());
    }
    return someFieldRead;
}