public void setValidateTransactionState(boolean validateTransactionState) {
		this.validateTransactionState = validateTransactionState;
		super.setValidateTransactionState(validateTransactionState);
	}
Flag to determine whether to check for an existing transaction when a
JobExecution is created. Defaults to true because it is usually a
mistake, and leads to problems with restartability and also to deadlocks
in multi-threaded steps.

@param validateTransactionState the flag to set
spring-xd-dirt/src/main/java/org/springframework/xd/dirt/plugins/job/support/JobLaunchingJobRepositoryFactoryBean.java