Spring Batch异常
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异常信息:
org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException: A job instance already exists and is complete for parameters={startDate=20130404, endDate=20130404}. If you want to run this job again, change the parameters.
org.springframework.batch.core.repository.JobInstanceAlreadyCompleteException: A job instance already exists and is complete for parameters={startDate=20130404, endDate=20130404}. If you want to run this job again, change the parameters.
JobParameters 相同的任务只能成功运行一次 ,如果连续运行同一个job ,则会出现此异常。
如果需要重复执行:
添加
<bean id ="runIdIncrementer"
class ="org.springframework.batch.core.launch.support.RunIdIncrementer" />
parameters 中
Map<String, JobParameter> parameters = new HashMap<String, JobParameter>();
runIdIncrementer.setKey(“testkey”);
parameters.put("startDate", new JobParameter(new Long(fistDay)));
parameters.put("endDate", new JobParameter(new Long(lastDay)));
JobParameters jobParameters = runIdIncrementer.getNext(new JobParameters(parameters));
因此如果
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