package com.taobao.zeus.jobs;
import java.util.List;
import org.springframework.context.ApplicationContext;
import com.taobao.zeus.model.FileDescriptor;
import com.taobao.zeus.store.FileManager;
public class WithProcesserJob extends AbstractJob{
private List<Job> pres;
private List<Job> posts;
private Job job;
private FileManager fileManager;
public WithProcesserJob(JobContext jobContext,
List<Job> pres,List<Job> posts,Job job,ApplicationContext applicationContext) {
super(jobContext);
this.pres=pres;
this.posts=posts;
this.job=job;
this.fileManager = (FileManager) applicationContext.getBean("fileManager");
}
private Job running;
@Override
public Integer run() throws Exception {
String jobId=null;
String historyId=null;
boolean isDebug=false;
FileDescriptor fd=null;
if(jobContext.getDebugHistory()!=null){
isDebug = true;
fd = fileManager.getFile(jobContext.getDebugHistory().getFileId());
}else {
jobId=jobContext.getJobHistory().getJobId();
historyId = jobContext.getJobHistory().getId();
}
//前置任务执行
Integer preExitCode=-1;
for(Job job:pres){
if(isCanceled()){
break;
}
try {
running=job;
log("开始执行前置处理单元："+job.getClass().getSimpleName());
preExitCode=job.run();
jobContext.setPreExitCode(preExitCode);
} catch (Exception e) {
jobContext.setPreExitCode(-1);
log(e);
} finally{
log("前置处理单元："+job.getClass().getSimpleName()+" 处理完毕");
running=null;
}
}
//核心任务执行
Integer exitCode=-1;
jobContext.setCoreExitCode(exitCode);
try {
if(!isCanceled()){
log("开始执行核心Job任务");
running=job;
exitCode=job.run();
jobContext.setCoreExitCode(exitCode);
}
} catch (Exception e) {
jobContext.setCoreExitCode(exitCode);
log(e);
} finally{
log("核心Job任务处理完毕");
running=null;
}
//后置任务执行
Integer postExitCode=-1;
for(Job job:posts){
if(isCanceled()){
break;
}
try {
log("开始执行后置处理单元："+job.getClass().getSimpleName());
running=job;
postExitCode=job.run();
jobContext.setPreExitCode(postExitCode);
} catch (Exception e) {
jobContext.setPreExitCode(postExitCode);
log(e);
} finally{
log("后置处理单元："+job.getClass().getSimpleName()+"处理完毕");
running=null;
}
}
return exitCode;
}
@Override
public void cancel() {
log("开始执行取消任务命令");
canceled=true;
if(running!=null){
running.cancel();
}
log("结束取消任务命令");
}
}