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				@@ -161,6 +161,12 @@ public class ImGroupNoticeServiceImpl extends BaseServiceImpl<Long, ImGroupNotic 
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				 		SysUser sysUser = sysUserService.queryUserById(noticeDto.getOperatorId().intValue()); 
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				 		noticeDto.setUsername(sysUser.getRealName()); 
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				 		noticeDto.setAvatar(sysUser.getAvatar()); 
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				+		if(StringUtils.isEmpty(noticeDto.getAvatar())){ 
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				+			// 查询用户默认头象 
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				+			String defaultAvatar = Optional.ofNullable(sysConfigService.findByParamName(SysConfigService.USER_DEFAULT_AVATAR)) 
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				+					.map(SysConfig::getParanValue).orElse(""); 
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				+			noticeDto.setAvatar(defaultAvatar); 
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				+		} 
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				 		return noticeDto; 
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				 	} 
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