| /** |
| * 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 org.apache.storm.spout; |
| |
| import java.nio.ByteBuffer; |
| import java.util.Arrays; |
| import java.util.List; |
| import org.apache.storm.tuple.Fields; |
| |
| public class SchemeAsMultiScheme implements MultiScheme { |
| public final Scheme scheme; |
| |
| public SchemeAsMultiScheme(Scheme scheme) { |
| this.scheme = scheme; |
| } |
| |
| @Override |
| public Iterable<List<Object>> deserialize(final ByteBuffer ser) { |
| List<Object> o = scheme.deserialize(ser); |
| if (o == null) { |
| return null; |
| } else { |
| return Arrays.asList(o); |
| } |
| } |
| |
| @Override |
| public Fields getOutputFields() { |
| return scheme.getOutputFields(); |
| } |
| } |