private FieldDescriptor getFieldDescriptor(Descriptor messageDescriptor, String attributePath) {
FieldDescriptor fd = null;
String[] split = attributePath.split("[.]");
for (int i = 0; i < split.length; i++) {
String name = split[i];
fd = messageDescriptor.findFieldByName(name);
if (fd == null) {
throw log.unknownField(name, messageDescriptor.getFullName());
}
IndexingMetadata indexingMetadata =
messageDescriptor.getProcessedAnnotation(IndexingMetadata.INDEXED_ANNOTATION);
if (indexingMetadata != null && !indexingMetadata.isFieldIndexed(fd.getNumber())) {
throw log.fieldIsNotIndexed(name, messageDescriptor.getFullName());
}
if (i < split.length - 1) {
messageDescriptor = fd.getMessageType();
}
}
return fd;
}
@Override
public byte[] query(AdvancedCache<byte[], byte[]> cache, byte[] query) {
try {
SerializationContext serCtx =
ProtobufMetadataManager.getSerializationContextInternal(cache.getCacheManager());
QueryRequest request =
ProtobufUtil.fromByteArray(serCtx, query, 0, query.length, QueryRequest.class);
QueryResponse response;
if (cache.getCacheConfiguration().indexing().index().isEnabled()) {
response = executeQuery(cache, serCtx, request);
} else {
response = executeNonIndexedQuery(cache, serCtx, request);
}
return ProtobufUtil.toByteArray(serCtx, response);
} catch (IOException e) {
throw log.errorExecutingQuery(e);
}
}