/** Actual implementation of value reading+binding operation. */
protected Object _bind(JsonParser jp)
throws IOException, JsonParseException, JsonMappingException {
/* First: may need to read the next token, to initialize state (either
* before first read from parser, or after previous token has been cleared)
*/
Object result;
JsonToken t = _initForReading(jp);
if (t == JsonToken.VALUE_NULL) {
if (_valueToUpdate == null) {
result = _findRootDeserializer(_config, _valueType).getNullValue();
} else {
result = _valueToUpdate;
}
} else if (t == JsonToken.END_ARRAY || t == JsonToken.END_OBJECT) {
result = _valueToUpdate;
} else { // pointing to event other than null
DeserializationContext ctxt = _createDeserializationContext(jp, _config);
JsonDeserializer<Object> deser = _findRootDeserializer(_config, _valueType);
if (_unwrapRoot) {
result = _unwrapAndDeserialize(jp, ctxt, _valueType, deser);
} else {
if (_valueToUpdate == null) {
result = deser.deserialize(jp, ctxt);
} else {
deser.deserialize(jp, ctxt, _valueToUpdate);
result = _valueToUpdate;
}
}
}
// Need to consume the token too
jp.clearCurrentToken();
return result;
}
protected JsonNode _bindAsTree(JsonParser jp)
throws IOException, JsonParseException, JsonMappingException {
JsonNode result;
JsonToken t = _initForReading(jp);
if (t == JsonToken.VALUE_NULL || t == JsonToken.END_ARRAY || t == JsonToken.END_OBJECT) {
result = NullNode.instance;
} else {
DeserializationContext ctxt = _createDeserializationContext(jp, _config);
JsonDeserializer<Object> deser = _findRootDeserializer(_config, JSON_NODE_TYPE);
if (_unwrapRoot) {
result = (JsonNode) _unwrapAndDeserialize(jp, ctxt, JSON_NODE_TYPE, deser);
} else {
result = (JsonNode) deser.deserialize(jp, ctxt);
}
}
// Need to consume the token too
jp.clearCurrentToken();
return result;
}
