/**
* This method will always add these fields to the solr index:
*
* <ul>
* <li>id
* <li>tags
* <li>type
* </ul>
*
* It will also try to add the keywords list and name properties if they exist.
*
* @param resource
* @param additionalFields
* @throws Exception
*/
public void add(final AbstractEntity resource, final Map<String, Object> additionalFields) {
addField("id", resource.getId());
addField("tags", resource.getTags());
addTypeField(resource);
maybeAddNamedProperty("keywords", resource);
maybeAddNamedProperty("name", resource);
if (additionalFields != null) {
for (Map.Entry<String, Object> entry : additionalFields.entrySet()) {
addField(entry.getKey(), entry.getValue());
}
}
}
private void addField(String name, Object value) {
if (value == null) {
return;
}
if (value instanceof LocalDate) { // TODO: is this correct? Shouldnt we use LocalTime here?
DateTime time = ((LocalDate) value).toDateTimeAtStartOfDay();
addDateTimeInUTC(name, time);
} else if (value instanceof Interval) {
Interval interval = (Interval) value;
DateTime start = interval.getStart();
DateTime end = interval.getEnd();
addDateTimeInUTC(name + "_start", start);
addDateTimeInUTC(name + "_end", end);
} else if (value instanceof ValueObject) {
ValueObject object = (ValueObject) value;
inputDocument.addField(name, object.getIndexingValue());
} else if (value instanceof AbstractEntity) {
AbstractEntity object = (AbstractEntity) value;
inputDocument.addField(name, object.getId());
} else if (value instanceof Collection) {
Collection list = (Collection) value;
if (!list.isEmpty()) {
for (Object object : list) {
addField(name, object);
}
}
} else {
inputDocument.addField(name, value.toString());
}
}
private void maybeAddNamedProperty(final String pName, AbstractEntity resource) {
try {
Object object = PropertyUtils.getProperty(resource, pName);
addField(pName, object);
} catch (Exception e) {
// there was not field with that name.
}
}
private void addTypeField(AbstractEntity resource) {
String type;
if (resource instanceof Session) {
type = ObjectType.session.name();
} else if (resource instanceof Person) {
type = ObjectType.person.name();
} else if (resource instanceof Event) {
type = ObjectType.event.name();
} else {
throw new IllegalArgumentException("I cannot index this object type: " + resource.getClass());
}
addField("type", type);
}