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	update 修改 自动注入器 用户未登录异常拦截抛出警告 返回Null
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		@@ -6,6 +6,7 @@ import com.baomidou.mybatisplus.core.handlers.MetaObjectHandler;
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import com.ruoyi.common.core.domain.model.LoginUser;
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import com.ruoyi.common.exception.CustomException;
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import com.ruoyi.common.utils.SecurityUtils;
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import lombok.extern.slf4j.Slf4j;
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import org.apache.ibatis.reflection.MetaObject;
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import java.util.Date;
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@@ -16,6 +17,7 @@ import java.util.Date;
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 * @author Lion Li
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 * @date 2021/4/25
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 */
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@Slf4j
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public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {
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	@Override
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@@ -59,9 +61,12 @@ public class CreateAndUpdateMetaObjectHandler implements MetaObjectHandler {
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	 * 获取登录用户名
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	 */
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	private String getLoginUsername() {
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		LoginUser loginUser = SecurityUtils.getLoginUser();
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		if (Validator.isEmpty(loginUser)) {
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			throw new CustomException("用户未登录 => 无法获取用户信息");
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		LoginUser loginUser;
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		try {
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			loginUser = SecurityUtils.getLoginUser();
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		} catch (Exception e) {
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			log.warn("自动注入警告 => 用户未登录");
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			return null;
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		}
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		return loginUser.getUsername();
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	}
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