コード例 #1
0
    @SuppressWarnings("unchecked")
    @Override
    protected void getAsync(UserTObject object, Object key, FutureWithCallback<Object> future) {
        if (object.getSharedVersion_objectfabric().getUnion() instanceof Record) {
            long record = getOrFetchRecord(object.getSharedVersion_objectfabric());

            if (Record.isStored(record)) {
                BTree tree = BTree.load(getRecordManager(), record, false);
                _writer.write(key);
                byte[] data = new byte[_writer.getOffset()];
                PlatformAdapter.arraycopy(_writer.getBuffer(), 0, data, 0, data.length);
                long id = tree.fetch(data);

                if (id != 0) {
                    data = getRecordManager().fetch(id);
                    Object value = _reader.read(data);

                    _reader.readVersions();

                    Version version = _reader.getOrCreateVersion(object);
                    TKeyedEntry entry = new TKeyedEntry(key, TKeyed.hash(key), value, false);

                    if (Debug.ENABLED)
                        Debug.assertion(value != TKeyedEntry.REMOVAL);

                    ((LazyMapVersion) version).putEntry(key, entry, true, true);
                    _reader.importVersions();
                    future.set(value);
                    return;
                }
            }
        }

        future.set(null);
    }
コード例 #2
0
 private final byte[] writeObject(Object object) {
     _writer.write(object);
     byte[] data = new byte[_writer.getOffset()];
     PlatformAdapter.arraycopy(_writer.getBuffer(), 0, data, 0, data.length);
     return data;
 }