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

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

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Introduction

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

Prototype

public abstract JsonToken getCurrentToken();

Source Link

Document

Accessor to find which token parser currently points to, if any; null will be returned if none.

Usage

From source file:de.upb.wdqa.wdvd.datamodel.oldjson.jackson.wdtk.ModifiedMapDeserializer.java

@SuppressWarnings("unchecked")
@Override/*from  w  w  w  .  j a v  a2  s .  c  o m*/
public Map<K, V> deserialize(JsonParser p, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    Map<K, V> result = null;
    if (p.getCurrentToken().equals(JsonToken.START_ARRAY)) {
        result = new HashMap<>();
        p.nextToken();
        if (!p.getCurrentToken().equals(JsonToken.END_ARRAY)) {
            logger.warn("Array was not empty. Current token: " + p.getCurrentToken());
        }
    } else {
        Object tmp = defaultDeserializer.deserialize(p, ctxt);
        result = (Map<K, V>) tmp;
    }
    return result;
}

From source file:net.nullschool.grains.jackson.datatype.AbstractBasicConstMapDeserializer.java

@Override
public T deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
    JsonToken token = jp.getCurrentToken();
    if (token == JsonToken.START_OBJECT) {
        token = jp.nextToken();//from w ww  .  ja va  2  s . c  om
    } else if (token != JsonToken.FIELD_NAME) {
        throw ctxt.mappingException(mapType.getRawClass());
    }

    if (token == JsonToken.END_OBJECT) {
        return emptyResult();
    }

    KeyDeserializer kd = keyDeserializer;
    JsonDeserializer<?> vd = valueDeserializer;
    TypeDeserializer vtd = valueTypeDeserializer;

    List<Object> keys = null;
    List<Object> values = null;
    Object key;
    Object value;
    do {
        String name = jp.getCurrentName();
        key = kd == null ? name : kd.deserializeKey(name, ctxt);
        value = jp.nextToken() != JsonToken.VALUE_NULL
                ? vtd == null ? vd.deserialize(jp, ctxt) : vd.deserializeWithType(jp, ctxt, vtd)
                : null;

        token = jp.nextToken();
        if (keys == null) {
            if (token == JsonToken.END_OBJECT) {
                return resultOf(key, value);
            }
            keys = new ArrayList<>();
            values = new ArrayList<>();
        }
        keys.add(key);
        values.add(value);
    } while (token != JsonToken.END_OBJECT);

    return asResult(keys, values);
}

From source file:net.nullschool.grains.jackson.datatype.GrainDeserializer.java

@Override
public Grain deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
    JsonToken token = jp.getCurrentToken();
    if (token == JsonToken.START_OBJECT) {
        token = jp.nextToken();/*from   www.jav a2s  . c  om*/
    } else if (token != JsonToken.FIELD_NAME) {
        throw ctxt.mappingException(getValueClass());
    }

    if (token == JsonToken.END_OBJECT) {
        return factory.getDefaultValue();
    }

    GrainBuilder builder = factory.getNewBuilder();

    do {
        String key = jp.getCurrentName();
        PropertyReader reader = readers.get(key);
        token = jp.nextToken();
        Object value;
        if (token == JsonToken.VALUE_NULL) {
            value = null;
        } else if (reader != null) {
            value = reader.deserializer.deserialize(jp, ctxt);
        } else {
            switch (token) {
            case START_ARRAY:
                value = extArrayDeserializer.deserialize(jp, ctxt);
                break;
            case START_OBJECT:
                value = extObjectDeserializer.deserialize(jp, ctxt);
                break;
            default:
                value = extValueDeserializer.deserialize(jp, ctxt);
            }
        }

        builder.put(key, value);
    } while (jp.nextToken() == JsonToken.FIELD_NAME);

    return builder.build();
}

From source file:com.boxedfolder.carrot.domain.util.DateTimeDeserializer.java

@Override
public DateTime deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
        throws IOException {
    DateTime dateTime = null;//  ww w .  jav a2  s  . c  o m
    try {
        JsonToken currentToken = jsonParser.getCurrentToken();
        System.out.println(jsonParser.getText());
        if (currentToken == JsonToken.VALUE_STRING) {
            String dateTimeAsString = jsonParser.getText().trim();
            DateTimeFormatter formatter = ISODateTimeFormat.dateTime().withZoneUTC();
            dateTime = formatter.parseDateTime(dateTimeAsString);
        }
    } catch (Exception e) {
        throw deserializationContext.mappingException(getClass());
    }

    return dateTime;
}

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.v4.ActionDeserializer.java

@Override
protected Action doDeserialize(final JsonParser jp, final DeserializationContext ctxt)
        throws IOException, JsonProcessingException {

    final Action action = new Action();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                action.setName(jp.nextTextValue());
            } else if ("IsBound".equals(jp.getCurrentName())) {
                action.setBound(BooleanUtils.toBoolean(jp.nextTextValue()));
            } else if ("EntitySetPath".equals(jp.getCurrentName())) {
                action.setEntitySetPath(jp.nextTextValue());
            } else if ("Parameter".equals(jp.getCurrentName())) {
                jp.nextToken();//from  w ww.j  av a2  s .  com
                action.getParameters().add(jp.getCodec().readValue(jp, Parameter.class));
            } else if ("ReturnType".equals(jp.getCurrentName())) {
                action.setReturnType(parseReturnType(jp, "Action"));
            } else if ("Annotation".equals(jp.getCurrentName())) {
                jp.nextToken();
                action.setAnnotation(jp.getCodec().readValue(jp, Annotation.class));
            }
        }
    }

    return action;
}

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.AssociationDeserializer.java

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

    final Association association = new Association();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                association.setName(jp.nextTextValue());
            } else if ("ReferentialConstraint".equals(jp.getCurrentName())) {
                jp.nextToken();//from  ww w .j a  va 2s.  co m
                association.setReferentialConstraint(jp.getCodec().readValue(jp, ReferentialConstraint.class));
            } else if ("End".equals(jp.getCurrentName())) {
                jp.nextToken();
                association.getEnds().add(jp.getCodec().readValue(jp, AssociationEnd.class));
            }
        }
    }

    return association;
}

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

@Override
public List<String> deserialize(JsonParser p, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {
    List<String> result;

    ObjectCodec codec = p.getCodec();/*from   w w w.  jav  a2 s  .  co  m*/

    if (p.getCurrentToken().equals(JsonToken.START_ARRAY)) {
        result = codec.readValue(p, new TypeReference<List<String>>() {
        });
    } else {
        LinkedHashMap<Integer, String> map = codec.readValue(p,
                new TypeReference<LinkedHashMap<Integer, String>>() {
                });

        result = new ArrayList<String>(map.values());
    }
    return result;
}

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.DataServicesDeserializer.java

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

    final DataServices dataServices = new DataServices();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("DataServiceVersion".equals(jp.getCurrentName())) {
                dataServices.setDataServiceVersion(jp.nextTextValue());
            } else if ("MaxDataServiceVersion".equals(jp.getCurrentName())) {
                dataServices.setMaxDataServiceVersion(jp.nextTextValue());
            } else if ("Schema".equals(jp.getCurrentName())) {
                jp.nextToken();/*from   w w  w  .j  av  a 2  s.  c om*/
                dataServices.getSchemas().add(jp.getCodec().readValue(jp, Schema.class));
            }
        }
    }

    return dataServices;
}

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.AssociationSetDeserializer.java

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

    final AssociationSet associationSet = new AssociationSet();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Name".equals(jp.getCurrentName())) {
                associationSet.setName(jp.nextTextValue());
            } else if ("Association".equals(jp.getCurrentName())) {
                associationSet.setAssociation(jp.nextTextValue());
            } else if ("End".equals(jp.getCurrentName())) {
                jp.nextToken();//from w w w. j a  va  2 s.  com
                associationSet.getEnds().add(jp.getCodec().readValue(jp, AssociationSetEnd.class));
            }
        }
    }

    return associationSet;
}

From source file:com.msopentech.odatajclient.engine.data.metadata.edm.TypeAnnotationDeserializer.java

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

    final TypeAnnotation typeAnnot = new TypeAnnotation();

    for (; jp.getCurrentToken() != JsonToken.END_OBJECT; jp.nextToken()) {
        final JsonToken token = jp.getCurrentToken();
        if (token == JsonToken.FIELD_NAME) {
            if ("Term".equals(jp.getCurrentName())) {
                typeAnnot.setTerm(jp.nextTextValue());
            } else if ("Qualifier".equals(jp.getCurrentName())) {
                typeAnnot.setQualifier(jp.nextTextValue());
            } else if ("Documentation".equals(jp.getCurrentName())) {
                jp.nextToken();//from  www .j a  v  a 2 s  .com
                typeAnnot.setDocumentation(jp.getCodec().readValue(jp, Documentation.class));
            } else if ("PropertyValue".equals(jp.getCurrentName())) {
                jp.nextToken();
                typeAnnot.getPropertyValues().add(jp.getCodec().readValue(jp, PropertyValue.class));
            }
        }
    }

    return typeAnnot;
}