Example usage for com.fasterxml.jackson.core JsonToken START_ARRAY

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core JsonToken START_ARRAY.

Prototype

JsonToken START_ARRAY

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Document

START_ARRAY is returned when encountering '[' which signals starting of an Array value

Usage

From source file:com.amazonaws.hal.client.HalJsonEmbeddedUnmarshaller.java

@Override
public Map<String, HalResource> unmarshall(JsonUnmarshallerContext context) throws Exception {
    Map<String, HalResource> embedded = new LinkedHashMap<>();
    JsonToken token = context.getCurrentToken();

    while (token != null && token != JsonToken.END_OBJECT) {
        if (token == JsonToken.FIELD_NAME) {
            // Ignore the field name and move to the next token.  The item's key will be the embedded resource's selfHref.
            token = context.nextToken();

            if (token == JsonToken.START_ARRAY) {
                List<HalResource> halResources = new HalJsonArrayUnmarshaller<>(
                        HalJsonResourceUnmarshaller.getInstance()).unmarshall(context);

                for (HalResource halResource : halResources) {
                    embedded.put(halResource._getSelfHref(), halResource);
                }/*from  w ww.  j a va  2 s  . c  om*/
            } else {
                HalResource halResource = HalJsonResourceUnmarshaller.getInstance().unmarshall(context);

                embedded.put(halResource._getSelfHref(), halResource);
            }
        }

        token = context.nextToken();
    }

    return embedded;
}

---

From source file:com.amazonaws.hal.client.HalJsonMapUnmarshaller.java

@Override
public Map<String, Object> unmarshall(JsonUnmarshallerContext context) throws Exception {
    Map<String, Object> map = new HashMap<>();
    JsonToken token = context.getCurrentToken();

    while (token != null && token != JsonToken.END_OBJECT) {
        if (token == JsonToken.FIELD_NAME) {
            String property = context.readText();

            token = context.nextToken();
            if (token == JsonToken.START_OBJECT) {
                context.nextToken();//  ww  w. j a v  a  2s. c  o m
                map.put(property, HalJsonMapUnmarshaller.getInstance().unmarshall(context));
            } else if (token == JsonToken.START_ARRAY) {
                context.nextToken();
                map.put(property, HalJsonListUnmarshaller.getInstance().unmarshall(context));
            } else {
                map.put(property, JsonUnmarshallerUtil.getObjectForToken(token, context));
            }
        }

        token = context.nextToken();
    }

    return map;
}

---

From source file:webby.commons.io.jackson.OffsetDateTimeDeserializer.java

@Override
public OffsetDateTime deserialize(JsonParser parser, DeserializationContext context) throws IOException {
    switch (parser.getCurrentToken()) {
    case VALUE_STRING:
        String string = parser.getText().trim();
        if (prepareFn != null)
            string = prepareFn.apply(string);
        if (string == null || string.length() == 0)
            return null;
        return OffsetDateTime.parse(string, formatter);
    }//from   w  w  w  . j  a  v a  2s. c  o  m

    throw context.wrongTokenException(parser, JsonToken.START_ARRAY, "Expected array or string.");
}

---

From source file:de.upb.wdqa.wdvd.datamodel.oldjson.jackson.deserializers.OldLabelsDescriptionsDeserializer.java

@Override
public LinkedHashMap<String, String> deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    LinkedHashMap<String, String> result = null;

    // Is the alias broken, i.e., it starts with '['
    if (jp.getCurrentToken().equals(JsonToken.START_ARRAY)) {
        result = new LinkedHashMap<String, String>();
        jp.nextToken();//from  www  .jav a  2s . co m
        if (!jp.getCurrentToken().equals(JsonToken.END_ARRAY)) {
            logger.warn("Token " + JsonToken.END_ARRAY + " expected");
        }
    } else {
        ObjectCodec mapper = jp.getCodec();
        result = mapper.readValue(jp, new TypeReference<LinkedHashMap<String, String>>() {
        });
    }

    return result;
}

---

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;
        }/*from w w  w. j  av  a 2 s.  co m*/

        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:net.signalr.client.json.jackson.JacksonReader.java

@Override
public void readBeginArray() {
    final JsonToken token;

    try {/*from w  ww .  ja  va  2 s  .co m*/
        token = _parser.nextToken();
        _parser.clearCurrentToken();
    } catch (final Exception e) {
        throw new JsonException(e);
    }

    if (token != JsonToken.START_ARRAY) {
        throw new JsonException("Expected START_ARRAY but was " + token);
    }
}

---

From source file:com.amazonaws.hal.client.HalJsonLinksUnmarshaller.java

@Override
public Map<String, HalLink> unmarshall(JsonUnmarshallerContext context) throws Exception {
    Map<String, HalLink> links = new LinkedHashMap<>();
    JsonToken token = context.getCurrentToken();

    while (token != null && token != JsonToken.END_OBJECT) {
        if (token == JsonToken.FIELD_NAME) {
            if (context.testExpression("curie")) {
                context.nextToken();/*  w  w w.j  a v a 2  s .  c  o m*/
                HalJsonCurieUnmarshaller.getInstance().unmarshall(context);
            } else {
                String relation = context.readText();
                token = context.nextToken();

                if (token == JsonToken.START_ARRAY) {
                    List<HalLink> halLinks = new HalJsonArrayUnmarshaller<>(
                            HalJsonLinkUnmarshaller.getInstance()).unmarshall(context);

                    int i = 0;
                    for (HalLink halLink : halLinks) {
                        links.put(relation + "_" + i++, halLink);
                    }
                } else {
                    links.put(relation, HalJsonLinkUnmarshaller.getInstance().unmarshall(context));
                }
            }
        }

        token = context.nextToken();
    }

    return links;
}

---

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

@Override
public Set<User> parseJson(InputStream stream) throws IOException, ParseException {
    // begin parsing JSON to Application class
    ObjectMapper mapper = new ObjectMapper();
    JsonNode jsonNode = mapper.readTree(stream);
    JsonParser jp = jsonNode.traverse();
    Set<User> userSet = 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 . j a  v  a 2s  .  c  o  m*/
        if (JsonToken.FIELD_NAME.equals(token) && "users".equals(jp.getCurrentName())) {
            token = jp.nextToken();
            if (!JsonToken.START_ARRAY.equals(token)) {
                // bail out
                throw new ParseException("expected ARRAY after users");
            }

            while (true) {
                token = jp.nextToken();
                if (JsonToken.END_ARRAY.equals(token)) {
                    // bail out
                    break;
                }
                if (JsonToken.START_OBJECT.equals(token)) {
                    User user = jsonToUser(jp);
                    userSet.add(user);
                }
            }
        }
    }
    return userSet;
}

---

From source file:de.upb.wdqa.wdvd.datamodel.oldjson.jackson.deserializers.OldSitelinksDeserializer.java

@Override
public LinkedHashMap<String, OldJacksonSiteLink> deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    LinkedHashMap<String, OldJacksonSiteLink> result = null;

    // Is the alias broken, i.e., it starts with '['
    if (jp.getCurrentToken().equals(JsonToken.START_ARRAY)) {
        result = new LinkedHashMap<String, OldJacksonSiteLink>();
        jp.nextToken();//  w  w w . ja  v a 2  s .c  o  m
        if (!jp.getCurrentToken().equals(JsonToken.END_ARRAY)) {
            logger.warn("Token " + JsonToken.END_ARRAY + " expected");
        }
    } else {
        ObjectCodec mapper = jp.getCodec();
        result = mapper.readValue(jp, new TypeReference<LinkedHashMap<String, OldJacksonSiteLink>>() {
        });
    }

    return result;
}

---

From source file:org.springframework.security.oauth2.common.exceptions.OAuth2ExceptionJackson2Deserializer.java

@Override
public OAuth2Exception deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    JsonToken t = jp.getCurrentToken();//from w  ww.  ja va  2  s .  com
    if (t == JsonToken.START_OBJECT) {
        t = jp.nextToken();
    }
    Map<String, Object> errorParams = new HashMap<String, Object>();
    for (; t == JsonToken.FIELD_NAME; t = jp.nextToken()) {
        // Must point to field name
        String fieldName = jp.getCurrentName();
        // And then the value...
        t = jp.nextToken();
        // Note: must handle null explicitly here; value deserializers won't
        Object value;
        if (t == JsonToken.VALUE_NULL) {
            value = null;
        }
        // Some servers might send back complex content
        else if (t == JsonToken.START_ARRAY) {
            value = jp.readValueAs(List.class);
        } else if (t == JsonToken.START_OBJECT) {
            value = jp.readValueAs(Map.class);
        } else {
            value = jp.getText();
        }
        errorParams.put(fieldName, value);
    }

    Object errorCode = errorParams.get("error");
    String errorMessage = errorParams.containsKey("error_description")
            ? errorParams.get("error_description").toString()
            : null;
    if (errorMessage == null) {
        errorMessage = errorCode == null ? "OAuth Error" : errorCode.toString();
    }

    OAuth2Exception ex;
    if ("invalid_client".equals(errorCode)) {
        ex = new InvalidClientException(errorMessage);
    } else if ("unauthorized_client".equals(errorCode)) {
        ex = new UnauthorizedUserException(errorMessage);
    } else if ("invalid_grant".equals(errorCode)) {
        if (errorMessage.toLowerCase().contains("redirect") && errorMessage.toLowerCase().contains("match")) {
            ex = new RedirectMismatchException(errorMessage);
        } else {
            ex = new InvalidGrantException(errorMessage);
        }
    } else if ("invalid_scope".equals(errorCode)) {
        ex = new InvalidScopeException(errorMessage);
    } else if ("invalid_token".equals(errorCode)) {
        ex = new InvalidTokenException(errorMessage);
    } else if ("invalid_request".equals(errorCode)) {
        ex = new InvalidRequestException(errorMessage);
    } else if ("redirect_uri_mismatch".equals(errorCode)) {
        ex = new RedirectMismatchException(errorMessage);
    } else if ("unsupported_grant_type".equals(errorCode)) {
        ex = new UnsupportedGrantTypeException(errorMessage);
    } else if ("unsupported_response_type".equals(errorCode)) {
        ex = new UnsupportedResponseTypeException(errorMessage);
    } else if ("insufficient_scope".equals(errorCode)) {
        ex = new InsufficientScopeException(errorMessage,
                OAuth2Utils.parseParameterList((String) errorParams.get("scope")));
    } else if ("access_denied".equals(errorCode)) {
        ex = new UserDeniedAuthorizationException(errorMessage);
    } else {
        ex = new OAuth2Exception(errorMessage);
    }

    Set<Map.Entry<String, Object>> entries = errorParams.entrySet();
    for (Map.Entry<String, Object> entry : entries) {
        String key = entry.getKey();
        if (!"error".equals(key) && !"error_description".equals(key)) {
            Object value = entry.getValue();
            ex.addAdditionalInformation(key, value == null ? null : value.toString());
        }
    }

    return ex;

}

---

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