/**
* @return Query info.
* @throws GridException In case of error.
*/
@SuppressWarnings({"unchecked"})
private GridCacheQueryInfo localQueryInfo() throws GridException {
GridCacheQueryBean qry = query();
GridPredicate<GridCacheEntry<Object, Object>> prjPred =
qry.query().projectionFilter() == null
? F.<GridCacheEntry<Object, Object>>alwaysTrue()
: qry.query().projectionFilter();
GridMarshaller marsh = cctx.marshaller();
GridReducer<Object, Object> rdc =
qry.reducer() != null
? marsh.<GridReducer<Object, Object>>unmarshal(marsh.marshal(qry.reducer()), null)
: null;
GridClosure<Object, Object> trans =
qry.transform() != null
? marsh.<GridClosure<Object, Object>>unmarshal(marsh.marshal(qry.transform()), null)
: null;
return new GridCacheQueryInfo(
true,
prjPred,
trans,
rdc,
qry.query(),
GridCacheLocalQueryFuture.this,
ctx.localNodeId(),
cctx.io().nextIoId(),
qry.query().includeMetadata(),
true,
qry.arguments());
}
/**
* Deserialize object from byte array using marshaller.
*
* @param bytes Bytes to deserialize.
* @param <X> Result object type.
* @return Deserialized object.
* @throws GridException If failed.
*/
protected <X> X fromBytes(byte[] bytes) throws GridException {
if (bytes == null || bytes.length == 0) return null;
return marsh.unmarshal(bytes, getClass().getClassLoader());
}
/**
* Serialize object to byte array using marshaller.
*
* @param obj Object to convert to byte array.
* @return Byte array.
* @throws GridException If failed to convert.
*/
protected byte[] toBytes(Object obj) throws GridException {
return marsh.marshal(obj);
}