Example usage for com.fasterxml.jackson.core ObjectCodec readTree

Introduction

In this page you can find the example usage for com.fasterxml.jackson.core ObjectCodec readTree.

Prototype

public abstract <T extends TreeNode> T readTree(JsonParser jp) throws IOException, JsonProcessingException;

Source Link

Document

Method to deserialize JSON content as tree expressed using set of TreeNode instances.

Usage

From source file:org.lable.rfc3881.auditlogger.serialization.CodeReferenceDeserializer.java

@Override
public CodeReference deserialize(JsonParser parser, DeserializationContext context) throws IOException {
    ObjectCodec oc = parser.getCodec();
    JsonNode node = oc.readTree(parser);

    // Required fields.
    if (!node.has("cs") || !node.has("code") || !node.has("dn")) {
        return null;
    }// w  ww.j a  v a2 s.  c o  m
    String codeSystem = node.get("cs").asText(null);
    String code = node.get("code").asText(null);
    String displayName = node.get("dn").asText(null);

    // Optional fields, can be null.
    String codeSystemName = node.has("csn") ? node.get("csn").asText(null) : null;
    String originalText = node.has("ot") ? node.get("ot").asText(null) : null;

    return new CodeReference(codeSystem, codeSystemName, code, displayName, originalText);
}

From source file:com.pkrete.locationservice.admin.deserializers.CSSJSONDeserializer.java

@Override
public CSS deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
        throws IOException {

    ObjectCodec oc = jsonParser.getCodec();
    JsonNode node = oc.readTree(jsonParser);
    // Parse id/*from www  . ja v a 2  s  .c o m*/
    int id = node.get("id") == null ? 0 : node.get("id").intValue();
    // Parse filename
    String filename = node.get("filename") == null ? "" : node.get("filename").textValue();
    // Parse contents
    String contents = node.get("contents") == null ? null : node.get("contents").textValue();

    // Return new CSS
    return new CSS(id, filename, "", contents, null);
}

From source file:com.wealdtech.jackson.modules.DateTimeZoneDeserializer.java

@Override
public DateTimeZone deserialize(final JsonParser jsonParser,
        final DeserializationContext deserializationContext) throws IOException {
    final ObjectCodec oc = jsonParser.getCodec();
    final JsonNode node = oc.readTree(jsonParser);

    DateTimeZone result;/*ww  w.jav  a 2  s  .  c o m*/
    try {
        result = DateTimeZone.forID(node.textValue());
    } catch (IllegalArgumentException iae) {
        LOGGER.warn("Attempt to deserialize invalid datetimezone {}", node.textValue());
        throw new IOException("Invalid datetimezone value \"" + node.textValue() + "\"", iae);
    }
    return result;
}

From source file:org.atomspace.camel.component.tinkerforge.generator.databind.ElementsDeserializer.java

@Override
public Elements deserialize(JsonParser jp, DeserializationContext ctxt)
        throws IOException, JsonProcessingException {
    ObjectCodec oc = jp.getCodec();
    JsonNode jsonNode = oc.readTree(jp);
    Elements elements = new Elements();

    for (JsonNode jsonElement : jsonNode) {
        Element element = new Element();

        element.name = jsonElement.get(0).asText();
        element.type = jsonElement.get(1).asText();
        element.num = jsonElement.get(2).asInt();
        element.inout = jsonElement.get(3).asText();

        elements.add(element);/*from w  w w.j  a  v a2 s  .c om*/
    }

    return elements;
}

From source file:com.wealdtech.jackson.modules.LocalDateTimeDeserializer.java

@Override
public LocalDateTime deserialize(final JsonParser jsonParser,
        final DeserializationContext deserializationContext) throws IOException {
    final ObjectCodec oc = jsonParser.getCodec();
    final JsonNode node = oc.readTree(jsonParser);

    try {/* w w  w .  jav  a  2  s .  c  om*/
        return formatter.parseDateTime(node.textValue()).withZone(DateTimeZone.UTC).toLocalDateTime();
    } catch (IllegalArgumentException iae) {
        LOGGER.warn("Attempt to deserialize invalid localdatetime {}", node.textValue());
        throw new IOException("Invalid localdatetime value \"" + node.textValue() + "\"", iae);
    }
}

From source file:com.btmatthews.atlas.core.domain.i18n.LocalizedDeserializer.java

@Override
public Localized deserialize(final JsonParser parser, final DeserializationContext context) throws IOException {
    final LocalizedBuilder<Object> builder = new LocalizedBuilder<>();
    final ObjectCodec codec = parser.getCodec();
    final JsonNode node = codec.readTree(parser);
    final Iterator<Map.Entry<String, JsonNode>> iterator = node.fields();
    while (iterator.hasNext()) {
        final Map.Entry<String, JsonNode> entry = iterator.next();
        builder.setValue(Locale.forLanguageTag(entry.getKey()), entry.getValue().textValue());
    }//  w  w w. ja  va2  s  . c  om
    return builder.build();
}

From source file:com.wavemaker.commons.json.deserializer.HttpHeadersDeSerializer.java

@Override
public HttpHeaders deserialize(JsonParser jp, DeserializationContext ctxt) throws IOException {
    ObjectCodec codec = jp.getCodec();
    ObjectNode root = codec.readTree(jp);
    Map<String, Object> map = ((ObjectMapper) codec).readValue(root.toString(),
            new TypeReference<LinkedHashMap<String, Object>>() {
            });/*from  ww  w  .  j  a v a  2s  .c  om*/
    HttpHeaders httpHeaders = new HttpHeaders();
    for (Map.Entry<String, Object> entry : map.entrySet()) {
        Object value = entry.getValue();
        if (value instanceof String) {
            httpHeaders.add(entry.getKey(), (String) entry.getValue());
        } else if (value instanceof List) {
            httpHeaders.put(entry.getKey(), (List<String>) value);
        }
    }
    return httpHeaders;
}

From source file:com.wealdtech.jackson.modules.LocalDateDeserializer.java

@Override
public LocalDate deserialize(final JsonParser jsonParser, final DeserializationContext deserializationContext)
        throws IOException {
    final ObjectCodec oc = jsonParser.getCodec();
    final JsonNode node = oc.readTree(jsonParser);

    LocalDate result = null;/*from   w ww  .  java 2  s .c om*/
    try {
        result = formatter.parseLocalDate(node.textValue());
    } catch (IllegalArgumentException iae) {
        LOGGER.warn("Attempt to deserialize invalid localdate {}", node.textValue());
        throw new IOException("Invalid localdate value \"" + node.textValue() + "\"", iae);
    }
    return result;
}

From source file:com.pkrete.locationservice.admin.deserializers.ImageJSONDeserializer.java

@Override
public Image deserialize(JsonParser jsonParser, DeserializationContext deserializationContext)
        throws IOException {

    ObjectCodec oc = jsonParser.getCodec();
    JsonNode node = oc.readTree(jsonParser);
    // Get id/*from   w w w  . j a  v a 2s.  c  o m*/
    int id = node.get("id") == null ? 0 : node.get("id").intValue();
    // Get description
    String description = node.get("description") == null ? "" : node.get("description").textValue();
    // Get url
    String url = node.get("url") == null ? "" : node.get("url").textValue();
    // Get filePath
    String filePath = node.get("file") == null ? "" : node.get("file").textValue();
    // Set filePath to null, if length is 0
    filePath = filePath.isEmpty() ? null : filePath;
    // Return new image
    return new Image(0, url, filePath, description);
}

From source file:com.wealdtech.jackson.modules.PeriodDeserializer.java

@Override
public Period deserialize(final JsonParser jsonParser, final DeserializationContext deserializationContext)
        throws IOException {
    final ObjectCodec oc = jsonParser.getCodec();
    final JsonNode node = oc.readTree(jsonParser);

    Period result = null;//from w  w  w  .  j a v a 2  s .c  om
    try {
        result = formatter.parsePeriod(node.textValue());
    } catch (IllegalArgumentException iae) {
        LOGGER.warn("Attempt to deserialize invalid period {}", node.textValue());
        throw new IOException("Invalid period value", iae);
    }
    return result;
}