| /* |
| * Copyright 1999-2015 dangdang.com. |
| * <p> |
| * Licensed 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. |
| * </p> |
| */ |
| |
| package io.elasticjob.cloud.api.dataflow; |
| |
| import io.elasticjob.cloud.api.ElasticJob; |
| import io.elasticjob.cloud.api.ShardingContext; |
| |
| import java.util.List; |
| |
| /** |
| * 数据流分布式作业接口. |
| * |
| * @author zhangliang |
| * |
| * @param <T> 数据类型 |
| */ |
| public interface DataflowJob<T> extends ElasticJob { |
| |
| /** |
| * 获取待处理数据. |
| * |
| * @param shardingContext 分片上下文 |
| * @return 待处理的数据集合 |
| */ |
| List<T> fetchData(ShardingContext shardingContext); |
| |
| /** |
| * 处理数据. |
| * |
| * @param shardingContext 分片上下文 |
| * @param data 待处理数据集合 |
| */ |
| void processData(ShardingContext shardingContext, List<T> data); |
| } |