private static void mapEntity(
XContentBuilder xContentBuilder,
Class clazz,
boolean isRootObject,
String idFieldName,
String nestedObjectFieldName)
throws IOException {
java.lang.reflect.Field[] fields = clazz.getDeclaredFields();
if (!isRootObject && isAnyPropertyAnnotatedAsField(fields)) {
xContentBuilder
.startObject(nestedObjectFieldName)
.field(FIELD_TYPE, TYPE_VALUE_OBJECT)
.startObject(FIELD_PROPERTIES);
}
for (java.lang.reflect.Field field : fields) {
if (field.isAnnotationPresent(Transient.class)) {
continue;
}
if (isEntity(field) && !isInIgnoreFields(field)) {
mapEntity(xContentBuilder, field.getType(), false, EMPTY, field.getName());
}
Field singleField = field.getAnnotation(Field.class);
MultiField multiField = field.getAnnotation(MultiField.class);
GeoPointField geoPoint = field.getAnnotation(GeoPointField.class);
if (field.getType() == GeoPoint.class || geoPoint != null) {
applyGeoPointFieldMapping(xContentBuilder, field);
}
if (isRootObject && singleField != null && isIdField(field, idFieldName)) {
applyDefaultIdFieldMapping(xContentBuilder, field);
} else if (multiField != null) {
addMultiFieldMapping(xContentBuilder, field, multiField);
} else if (singleField != null) {
addSingleFieldMapping(xContentBuilder, field, singleField);
}
}
if (!isRootObject && isAnyPropertyAnnotatedAsField(fields)) {
xContentBuilder.endObject().endObject();
}
}
private static boolean isEntity(java.lang.reflect.Field field) {
TypeInformation typeInformation = ClassTypeInformation.from(field.getType());
TypeInformation<?> actualType = typeInformation.getActualType();
boolean isComplexType =
actualType == null ? false : !SIMPLE_TYPE_HOLDER.isSimpleType(actualType.getType());
return isComplexType
&& !actualType.isCollectionLike()
&& !Map.class.isAssignableFrom(typeInformation.getType());
}
