| /* |
| * Licensed to the Apache Software Foundation (ASF) under one |
| * or more contributor license agreements. See the NOTICE file |
| * distributed with this work for additional information |
| * regarding copyright ownership. The ASF licenses this file |
| * to you under the Apache License, Version 2.0 (the |
| * "License"); you may not use this file except in compliance |
| * with the License. You may obtain a copy of the License at |
| * |
| * http://www.apache.org/licenses/LICENSE-2.0 |
| * |
| * Unless required by applicable law or agreed to in writing, software |
| * distributed under the License is distributed on an "AS IS" BASIS, |
| * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. |
| * See the License for the specific language governing permissions and |
| * limitations under the License. |
| */ |
| |
| package accord.impl.list; |
| |
| import java.util.Map; |
| |
| import accord.api.Read; |
| import accord.api.Update; |
| import accord.local.Node.Id; |
| import accord.api.Data; |
| import accord.api.Key; |
| import accord.api.Query; |
| import accord.api.Result; |
| import accord.primitives.Keys; |
| import accord.primitives.TxnId; |
| |
| public class ListQuery implements Query |
| { |
| final Id client; |
| final long requestId; |
| |
| public ListQuery(Id client, long requestId) |
| { |
| this.client = client; |
| this.requestId = requestId; |
| } |
| |
| @Override |
| public Result compute(TxnId txnId, Data data, Read untypedRead, Update update) |
| { |
| ListRead read = (ListRead) untypedRead; |
| Keys responseKeys = Keys.ofSorted(((ListData)data).keySet()); |
| int[][] values = new int[responseKeys.size()][]; |
| for (Map.Entry<Key, int[]> e : ((ListData)data).entrySet()) |
| { |
| int i = responseKeys.indexOf(e.getKey()); |
| if (i >= 0) |
| values[i] = e.getValue(); |
| } |
| return new ListResult(client, requestId, txnId, read.readKeys, responseKeys, values, (ListUpdate) update); |
| } |
| } |