Examples with XorDataSource org.aion.db.store.XorDataSource used on opensource projects

Example 1 with XorDataSource

use of org.aion.db.store.XorDataSource in project aion by aionnetwork.

the class AionRepositoryImpl method getReferencedStorageNodes.

@VisibleForTesting
public List<byte[]> getReferencedStorageNodes(byte[] value, int limit, AionAddress contract) {
    if (limit <= 0) {
        return Collections.emptyList();
    } else {
        byte[] subKey = h256(("details-storage/" + contract.toString()).getBytes());
        ByteArrayKeyValueStore db = new XorDataSource(selectDatabase(DatabaseType.STORAGE), subKey, false);
        Trie trie = new SecureTrie(db);
        Map<ByteArrayWrapper, byte[]> refs = trie.getReferencedTrieNodes(value, limit);
        List<byte[]> converted = new ArrayList<>();
        for (ByteArrayWrapper key : refs.keySet()) {
            converted.add(ByteUtil.xorAlignRight(key.toBytes(), subKey));
        }
        return converted;
    }
}