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

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

  1. HOME
  2. Java
  3. com.fasterxml
  4. com.fasterxml.jackson.core.*
  5. JsonParser
  6. getCurrentName

Introduction

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

Prototype

public abstract String getCurrentName() throws IOException, JsonParseException;

Source Link

Document

Method that can be called to get the name associated with the current token: for JsonToken#FIELD_NAME s it will be the same as what #getText returns; for field values it will be preceding field name; and for others (array values, root-level values) null.

Usage

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

@Override
public Set<Application> parseJson(InputStream stream) throws IOException, ParseException {
    ObjectMapper mapper = new ObjectMapper();
    JsonNode jsonNode = mapper.readTree(stream);
    JsonParser jp = jsonNode.traverse();
    Set<Application> applicationSet = 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 .ja  v a2 s . c o m

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

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

                if (JsonToken.START_OBJECT.equals(token)) {
                    Application app = jsonToApplication(jp);
                    applicationSet.add(app);
                }
            }
        }
    }
    return applicationSet;
}

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

private User jsonToUser(JsonParser jp) throws ParseException, IOException {
    User.Builder builder = User.builder();

    while (true) {
        JsonToken token = jp.nextToken();
        if (JsonToken.END_OBJECT.equals(token)) {
            // bail out
            break;
        }//from   w w w.  jav  a 2 s  . com

        if (JsonToken.FIELD_NAME.equals(token) && "username".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildUsername(jp.getText());
        } else if (JsonToken.FIELD_NAME.equals(token) && "password".equals(jp.getCurrentName())) {
            jp.nextToken();
            builder.buildPassword(jp.getText());
        } else if (JsonToken.FIELD_NAME.equals(token) && "roles".equals(jp.getCurrentName())) {
            jp.nextToken();
            String roles = jp.getText();
            if ("admin".equals(roles) || "user".equals(roles)) {
                builder.buildRoles(roles);
            } else {
                // bail out
                throw new ParseException("roles must be set to either \"admin\" or \"user\"");
            }

        } else if (JsonToken.FIELD_NAME.equals(token) && "switches".equals(jp.getCurrentName())) {
            token = jp.nextToken();
            if (!JsonToken.START_ARRAY.equals(token)) {
                // bail out
                throw new ParseException("expected ARRAY after switches");
            }
            Set<String> switches = new HashSet<>();

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

        } else if (JsonToken.FIELD_NAME.equals(token) && "domains".equals(jp.getCurrentName())) {
            token = jp.nextToken();
            if (!JsonToken.START_ARRAY.equals(token)) {
                // bail out
                throw new ParseException("expected ARRAY after domains");
            }
            Set<String> domains = new HashSet<>();

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

        } else if (JsonToken.FIELD_NAME.equals(token) && "scopes".equals(jp.getCurrentName())) {
            token = jp.nextToken();
            if (!JsonToken.START_ARRAY.equals(token)) {
                // bail out
                throw new ParseException("expected ARRAY after scopes");
            }
            Set<String> scopes = new HashSet<>();

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

        } else if (JsonToken.FIELD_NAME.equals(token) && "email".equals(jp.getCurrentName())) {
            jp.nextToken();
            String email = jp.getText();

            // verify email by email regex
            Pattern emailPattern = Pattern.compile(EMAIL_PATTERN);
            if (!emailPattern.matcher(email).matches()) {
                // bail out
                throw new ParseException("email is not valid");
            }
            builder.buildEmail(email);
        }
    }
    return builder.buildAll();
}

From source file:com.tage.calcite.adapter.druid.DruidConnectionImpl.java

private void expectObjectField(JsonParser parser, String name) throws IOException {
    expect(parser, JsonToken.FIELD_NAME);
    if (!parser.getCurrentName().equals(name)) {
        throw new RuntimeException("expected field " + name + ", got " + parser.getCurrentName());
    }//www  . ja v  a2s . c  o  m
    expect(parser, JsonToken.START_OBJECT);
    while (parser.nextToken() != JsonToken.END_OBJECT) {
        // empty
    }
}

From source file:org.emfjson.jackson.databind.deser.EObjectDeserializer.java

@Override
public EObject deserialize(JsonParser jp, DeserializationContext ctxt, EObject intoValue) throws IOException {
    if (intoValue == null) {
        return null;
    }//from  w  w w. j  a va  2 s .  co m

    EMFContext.prepare(ctxt);
    EObjectPropertyMap propertyMap = builder.construct(intoValue.eClass());

    final Resource resource = getResource(ctxt);

    while (jp.nextToken() != JsonToken.END_OBJECT) {
        final String field = jp.getCurrentName();
        final EObjectProperty property = propertyMap.findProperty(field);

        if (property != null) {
            property.deserializeAndSet(jp, intoValue, ctxt, resource);
        } else {
            handleUnknownProperty(jp, resource, ctxt);
        }
    }

    return intoValue;
}

From source file:com.github.heuermh.ensemblrestclient.JacksonVariationConverter.java

static VariationConsequences parseVariationConsequences(final JsonFactory jsonFactory,
        final InputStream inputStream) throws IOException {
    JsonParser parser = null;
    try {//from   w w w.  j a  v  a2 s .  co  m
        parser = jsonFactory.createParser(inputStream);
        parser.nextToken();

        String identifier = null;
        String referenceAllele = null;
        List<String> alternateAlleles = new ArrayList<String>();

        String locationName = null;
        String coordinateSystem = "chromosome";
        int start = -1;
        int end = -1;
        int strand = -1;

        List<TranscriptConsequences> transcriptConsequences = new ArrayList<TranscriptConsequences>();

        String alternateAllele = null;
        int transcriptStrand = -1;
        boolean canonical = false;
        String geneId = null;
        String transcriptId = null;
        String translationId = null;
        String transcriptAlleleString = null;
        String codons = null;
        String hgvsc = null;
        String aminoAcids = null;
        String hgvsp = null;
        List<String> consequenceTerms = new ArrayList<String>();

        while (parser.nextToken() != JsonToken.END_ARRAY) {
            while (parser.nextToken() != JsonToken.END_OBJECT) {
                String field = parser.getCurrentName();
                parser.nextToken();

                if ("id".equals(field)) {
                    identifier = parser.getText();
                } else if ("seq_region_name".equals(field)) {
                    locationName = parser.getText();
                } else if ("start".equals(field)) {
                    start = parser.getIntValue();
                } else if ("end".equals(field)) {
                    end = parser.getIntValue();
                } else if ("strand".equals(field)) {
                    strand = parser.getIntValue();
                } else if ("allele_string".equals(field)) {
                    String[] tokens = parser.getText().split("/");
                    referenceAllele = tokens[0];
                    for (int i = 1; i < tokens.length; i++) {
                        alternateAlleles.add(tokens[i]);
                    }
                } else if ("transcript_consequences".equals(field)) {
                    while (parser.nextToken() != JsonToken.END_ARRAY) {
                        while (parser.nextToken() != JsonToken.END_OBJECT) {
                            String transcriptField = parser.getCurrentName();
                            parser.nextToken();

                            if ("variant_allele".equals(transcriptField)) {
                                alternateAllele = parser.getText();
                            } else if ("strand".equals(transcriptField)) {
                                transcriptStrand = parser.getIntValue();
                            } else if ("canonical".equals(transcriptField)) {
                                canonical = (Integer.parseInt(parser.getText()) > 0);
                            } else if ("gene_id".equals(transcriptField)) {
                                geneId = parser.getText();
                            } else if ("transcript_id".equals(transcriptField)) {
                                transcriptId = parser.getText();
                            } else if ("protein_id".equals(transcriptField)) {
                                translationId = parser.getText();
                            } else if ("codons".equals(transcriptField)) {
                                codons = parser.getText();
                            } else if ("hgvsc".equals(transcriptField)) {
                                hgvsc = parser.getText();
                            } else if ("amino_acids".equals(transcriptField)) {
                                aminoAcids = parser.getText();
                            } else if ("hgvsp".equals(transcriptField)) {
                                hgvsp = parser.getText();
                            } else if ("consequence_terms".equals(transcriptField)) {
                                while (parser.nextToken() != JsonToken.END_ARRAY) {
                                    consequenceTerms.add(parser.getText());
                                }
                            }
                        }

                        transcriptConsequences.add(new TranscriptConsequences(alternateAllele, transcriptStrand,
                                canonical, geneId, transcriptId, translationId, codons, hgvsc, aminoAcids,
                                hgvsp, consequenceTerms));

                        alternateAllele = null;
                        transcriptStrand = -1;
                        canonical = false;
                        geneId = null;
                        transcriptId = null;
                        translationId = null;
                        transcriptAlleleString = null;
                        codons = null;
                        hgvsc = null;
                        aminoAcids = null;
                        hgvsp = null;
                        consequenceTerms.clear();
                    }
                } else if ("colocated_variants".equals(field)) {
                    while (parser.nextToken() != JsonToken.END_ARRAY) {
                        while (parser.nextToken() != JsonToken.END_OBJECT) {
                            // ignore
                        }
                    }
                }
            }
        }
        Location location = new Location(locationName, coordinateSystem, start, end, strand);
        return new VariationConsequences(identifier, referenceAllele, alternateAlleles, location,
                transcriptConsequences);
    } finally {
        try {
            inputStream.close();
        } catch (Exception e) {
            // ignored
        }
        try {
            parser.close();
        } catch (Exception e) {
            // ignored
        }
    }
}

From source file:com.tage.calcite.adapter.druid.DruidConnectionImpl.java

private void parseField(List<String> fieldNames, List<Primitive> fieldTypes, Row.RowBuilder rowBuilder,
        JsonParser parser) throws IOException {
    final String fieldName = parser.getCurrentName();

    // Move to next token, which is name's value
    JsonToken token = parser.nextToken();
    int i = fieldNames.indexOf(fieldName);
    if (i < 0) {
        return;// w  w  w  .j  a va2 s . co m
    }
    switch (token) {
    case VALUE_NUMBER_INT:
    case VALUE_NUMBER_FLOAT:
        Primitive type = fieldTypes.get(i);
        if (type == null) {
            if (token == JsonToken.VALUE_NUMBER_INT) {
                type = Primitive.INT;
            } else {
                type = Primitive.FLOAT;
            }
        }
        switch (type) {
        case BYTE:
            rowBuilder.set(i, parser.getIntValue());
            break;
        case SHORT:
            rowBuilder.set(i, parser.getShortValue());
            break;
        case INT:
            rowBuilder.set(i, parser.getIntValue());
            break;
        case LONG:
            rowBuilder.set(i, parser.getLongValue());
            break;
        case FLOAT:
            rowBuilder.set(i, parser.getFloatValue());
            break;
        case DOUBLE:
            rowBuilder.set(i, parser.getDoubleValue());
            break;
        }
        break;
    case VALUE_TRUE:
        rowBuilder.set(i, true);
        break;
    case VALUE_FALSE:
        rowBuilder.set(i, false);
        break;
    case VALUE_NULL:
        break;
    default:
        rowBuilder.set(i, parser.getText());
    }
}

From source file:com.ntsync.shared.RawContact.java

private static List<RawImData> readImList(String rowId, List<RawImData> imAddresses, JsonParser jp)
        throws IOException {
    List<RawImData> newImAddresses = imAddresses;
    while (jp.nextToken() != JsonToken.END_ARRAY) {
        ImType type = null;/* www.j  av  a2s .  com*/
        ImProtocolType proType = null;
        String customProctocolName = null;
        String imAddress = null;
        String imTypeLabel = null;
        boolean isSuperPrimary = false;
        boolean isPrimary = false;
        while (jp.nextToken() != JsonToken.END_OBJECT) {
            String namefield = jp.getCurrentName();
            // move to value
            if (jp.nextToken() == null) {
                throw new JsonParseException("Invalid JSON-Structure. End of Object missing.",
                        jp.getCurrentLocation());
            }
            if (ContactConstants.DATA.equals(namefield)) {
                imAddress = jp.getValueAsString();
            } else if (ContactConstants.TYPE.equals(namefield)) {
                type = ImType.fromVal(jp.getValueAsInt());
            } else if (ContactConstants.SUPERPRIMARY.equals(namefield)) {
                isSuperPrimary = jp.getValueAsBoolean();
            } else if (ContactConstants.PRIMARY.equals(namefield)) {
                isPrimary = jp.getValueAsBoolean();
            } else if (ContactConstants.LABEL.equals(namefield)) {
                imTypeLabel = jp.getValueAsString();
            } else if (ContactConstants.PROTOCOL_TYPE.equals(namefield)) {
                proType = ImProtocolType.fromVal(jp.getValueAsInt());
            } else if (ContactConstants.PROTOCOL_CUSTOM_PROT.equals(namefield)) {
                customProctocolName = jp.getValueAsString();
            } else {
                LOG.error(JSON_FIELDNOTRECOGNIZED + rowId + " Fieldname:" + namefield);
            }
        }
        if (newImAddresses == null) {
            newImAddresses = new ArrayList<RawImData>();
        }
        if (type == null) {
            type = ImType.TYPE_OTHER;
        }

        newImAddresses.add(new RawImData(imAddress, type, imTypeLabel, isPrimary, isSuperPrimary, proType,
                customProctocolName));
    }
    return newImAddresses;
}

From source file:com.tage.calcite.adapter.druid.DruidConnectionImpl.java

private void expectScalarField(JsonParser parser, String name) throws IOException {
    expect(parser, JsonToken.FIELD_NAME);
    if (!parser.getCurrentName().equals(name)) {
        throw new RuntimeException("expected field " + name + ", got " + parser.getCurrentName());
    }//from www.  j a v  a2 s  .  c  o m
    final JsonToken t = parser.nextToken();
    switch (t) {
    case VALUE_NULL:
    case VALUE_FALSE:
    case VALUE_TRUE:
    case VALUE_NUMBER_INT:
    case VALUE_NUMBER_FLOAT:
    case VALUE_STRING:
        break;
    default:
        throw new RuntimeException("expected scalar field, got  " + t);
    }
}

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  w w  .  j  a v  a  2  s  .  co  m*/
    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;

}

From source file:org.elasticsearch.client.sniff.ElasticsearchHostsSniffer.java

private List<HttpHost> readHosts(HttpEntity entity) throws IOException {
    try (InputStream inputStream = entity.getContent()) {
        JsonParser parser = jsonFactory.createParser(inputStream);
        if (parser.nextToken() != JsonToken.START_OBJECT) {
            throw new IOException("expected data to start with an object");
        }//  w w  w.  j a v a  2 s  .c  o m
        List<HttpHost> hosts = new ArrayList<>();
        while (parser.nextToken() != JsonToken.END_OBJECT) {
            if (parser.getCurrentToken() == JsonToken.START_OBJECT) {
                if ("nodes".equals(parser.getCurrentName())) {
                    while (parser.nextToken() != JsonToken.END_OBJECT) {
                        JsonToken token = parser.nextToken();
                        assert token == JsonToken.START_OBJECT;
                        String nodeId = parser.getCurrentName();
                        HttpHost sniffedHost = readHost(nodeId, parser, this.scheme);
                        if (sniffedHost != null) {
                            logger.trace("adding node [" + nodeId + "]");
                            hosts.add(sniffedHost);
                        }
                    }
                } else {
                    parser.skipChildren();
                }
            }
        }
        return hosts;
    }
}