/**
* {@inheritDoc}
*
* @see org.eclipse.smila.search.api.SearchService#search(java.lang.String,
* org.eclipse.smila.datamodel.record.Record)
*/
public SearchResult search(final String workflowName, final Record query)
throws ProcessingException {
try {
final long starttime = System.nanoTime();
ensureQueryId(workflowName, query);
final SearchResultImpl result = new SearchResultImpl(workflowName, query);
final Blackboard blackboard = _blackboardFactory.createTransientBlackboard();
blackboard.setRecord(query);
SearchMessage message = new SearchMessage(query.getId(), null);
message = _processor.process(workflowName, blackboard, message);
if (message.hasQuery()) {
result.setQuery(blackboard.getRecord(message.getQuery()));
}
if (message.hasRecords()) {
final Id[] ids = message.getRecords();
final Record[] records = new Record[ids.length];
for (int i = 0; i < ids.length; i++) {
records[i] = blackboard.getRecord(ids[i]);
}
result.setRecords(records);
}
final long endtime = System.nanoTime();
setRuntime(blackboard, message.getQuery(), (endtime - starttime));
blackboard.invalidate();
return result;
} catch (final BlackboardAccessException ex) {
throw new ProcessingException("Blackboard error: ", ex);
}
}
/**
* ensure that the given record has a "result" annotation.
*
* @param blackboard blackboard
* @param record id of record
* @return the "result" annotation on the record
* @throws BlackboardAccessException error accessing blackboard.
*/
private Annotation ensureResultAnnotation(final Blackboard blackboard, final Id record)
throws BlackboardAccessException {
Annotation annotation = blackboard.getAnnotation(record, null, SearchAnnotations.RESULT);
if (annotation == null) {
annotation = blackboard.createAnnotation(record);
blackboard.setAnnotation(record, null, SearchAnnotations.RESULT, annotation);
}
return annotation;
}