|  | @@ -144,11 +144,11 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
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				|  |  |  		imGroupMemberDao.insert(imGroupMember);
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				|  |  | -		imGroup.setMemberNum(imGroup.getMemberNum() + 1);
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				|  |  | +		imGroup.setMemberNum(1);
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				|  |  |  		imGroup.setUpdateTime(date);
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				|  |  |  		imGroupDao.update(imGroup);
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				|  |  | -		String groupId = imGroup.getId().toString();
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				|  |  | +		String groupId = imGroup.getId();
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				|  |  |  		GroupMember groupMember = new GroupMember(userId.toString(), groupId);
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				|  |  |  		imFeignService.groupJoin(new GroupModel(groupId, new GroupMember[] { groupMember }, imGroup.getName()));
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				|  | @@ -188,7 +188,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
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				|  |  |  		imGroupMemberDao.insert(imGroupMember);
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				|  |  | -		imGroup.setMemberNum(imGroup.getMemberNum() + 1);
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				|  |  | +		imGroup.setMemberNum(1);
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				|  |  |  		imGroup.setUpdateTime(date);
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				|  |  |  		imGroupDao.update(imGroup);
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				|  | @@ -260,7 +260,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
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				|  |  |  				}
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				|  |  |  			}
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				|  |  |  			imGroupMemberDao.batchInsert(imGroupMemberList);
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				|  |  | -			imGroup.setMemberNum(imGroup.getMemberNum() + imGroupMemberList.size());
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				|  |  | +			imGroup.setMemberNum(imGroupMemberList.size());
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				|  |  |  			imGroup.setUpdateTime(date);
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				|  |  |  			imGroupDao.update(imGroup);
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				|  | @@ -306,7 +306,7 @@ public class ImGroupMemberServiceImpl extends BaseServiceImpl<Long, ImGroupMembe
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				|  |  |  		imGroupMemberDao.batchDelete(imGroupMemberList);
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				|  |  | -		imGroup.setMemberNum(imGroup.getMemberNum() - userIdList.size());
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				|  |  | +		imGroup.setMemberNum(-userIdList.size());
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				|  |  |  		imGroup.setUpdateTime(new Date());
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				|  |  |  		imGroupDao.update(imGroup);
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