|  | @@ -147,7 +147,15 @@ public class ClassGroupServiceImpl extends BaseServiceImpl<Integer, ClassGroup>
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				|  |  |  	}
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				|  |  |  
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				|  |  |  	@Override
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				|  |  | -	public boolean createClassGroup(ClassGroup classGroup) {
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				|  |  | +    @Transactional(propagation = Propagation.REQUIRED, rollbackFor = Exception.class)
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				|  |  | +	public boolean create(ClassGroup classGroup) {
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				|  |  | +		
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				|  |  | +		if(classGroup.getType() == null){
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				|  |  | +			throw new BizException("班级类型不能为空");
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				|  |  | +		}
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				|  |  | +		if(classGroup.getGroupType() == null){
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				|  |  | +			throw new BizException("课程组类型不能为空");
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				|  |  | +		}
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				|  |  |          String userIds = classGroup.getUserIds();
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				|  |  |          
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				|  |  |          if(StringUtils.isBlank(userIds)){
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