/*
* 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 com.dangdang.ddframe.job.cloud.executor;
import com.dangdang.ddframe.job.config.JobRootConfiguration;
import com.dangdang.ddframe.job.config.dataflow.DataflowJobConfiguration;
import com.dangdang.ddframe.job.context.TaskContext;
import com.dangdang.ddframe.job.event.JobEventBus;
import com.dangdang.ddframe.job.event.type.JobExecutionEvent;
import com.dangdang.ddframe.job.event.type.JobStatusTraceEvent;
import com.dangdang.ddframe.job.event.type.JobStatusTraceEvent.Source;
import com.dangdang.ddframe.job.event.type.JobStatusTraceEvent.State;
import com.dangdang.ddframe.job.exception.JobExecutionEnvironmentException;
import com.dangdang.ddframe.job.executor.JobFacade;
import com.dangdang.ddframe.job.executor.ShardingContexts;
import lombok.RequiredArgsConstructor;
import java.util.Collection;
/**
* 为调度器提供内部服务的门面类.
*
* @author zhangliang
*/
@RequiredArgsConstructor
public final class CloudJobFacade implements JobFacade {
private final ShardingContexts shardingContexts;
private final JobConfigurationContext jobConfig;
private final JobEventBus jobEventBus;
@Override
public JobRootConfiguration loadJobRootConfiguration(final boolean fromCache) {
return jobConfig;
}
@Override
public void checkJobExecutionEnvironment() throws JobExecutionEnvironmentException {
}
@Override
public void failoverIfNecessary() {
}
@Override
public void registerJobBegin(final ShardingContexts shardingContexts) {
}
@Override
public void registerJobCompleted(final ShardingContexts shardingContexts) {
}
public ShardingContexts getShardingContexts() {
return shardingContexts;
}
@Override
public boolean misfireIfRunning(final Collection<Integer> shardingItems) {
return false;
}
@Override
public void clearMisfire(final Collection<Integer> shardingItems) {
}
@Override
public boolean isExecuteMisfired(final Collection<Integer> shardingItems) {
return false;
}
@Override
public boolean isEligibleForJobRunning() {
return jobConfig.getTypeConfig() instanceof DataflowJobConfiguration && ((DataflowJobConfiguration) jobConfig.getTypeConfig()).isStreamingProcess();
}
@Override
public boolean isNeedSharding() {
return false;
}
@Override
public void beforeJobExecuted(final ShardingContexts shardingContexts) {
}
@Override
public void afterJobExecuted(final ShardingContexts shardingContexts) {
}
@Override
public void postJobExecutionEvent(final JobExecutionEvent jobExecutionEvent) {
jobEventBus.post(jobExecutionEvent);
}
@Override
public void postJobStatusTraceEvent(final String taskId, final State state, final String message) {
TaskContext taskContext = TaskContext.from(taskId);
jobEventBus.post(new JobStatusTraceEvent(taskContext.getMetaInfo().getJobName(), taskContext.getId(), taskContext.getSlaveId(),
Source.CLOUD_EXECUTOR, taskContext.getType(), String.valueOf(taskContext.getMetaInfo().getShardingItems()), state, message));
}
}