| /* |
| * 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.scheduler.context; |
| |
| import io.elasticjob.cloud.scheduler.config.job.CloudJobConfiguration; |
| import io.elasticjob.cloud.context.ExecutionType; |
| import lombok.Getter; |
| import lombok.RequiredArgsConstructor; |
| |
| import java.util.ArrayList; |
| import java.util.List; |
| |
| /** |
| * 作业运行上下文. |
| * |
| * @author zhangliang |
| */ |
| @RequiredArgsConstructor |
| @Getter |
| public final class JobContext { |
| |
| private final CloudJobConfiguration jobConfig; |
| |
| private final List<Integer> assignedShardingItems; |
| |
| private final ExecutionType type; |
| |
| /** |
| * 通过作业配置创建作业运行上下文. |
| * |
| * @param jobConfig 作业配置 |
| * @param type 执行类型 |
| * @return 作业运行上下文 |
| */ |
| public static JobContext from(final CloudJobConfiguration jobConfig, final ExecutionType type) { |
| int shardingTotalCount = jobConfig.getTypeConfig().getCoreConfig().getShardingTotalCount(); |
| List<Integer> shardingItems = new ArrayList<>(shardingTotalCount); |
| for (int i = 0; i < shardingTotalCount; i++) { |
| shardingItems.add(i); |
| } |
| return new JobContext(jobConfig, shardingItems, type); |
| } |
| } |