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+/**
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+ * Copyright (c) 2018-2028, Chill Zhuang 庄骞 (smallchill@163.com).
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+ * <p>
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+ * Licensed under the GNU LESSER GENERAL PUBLIC LICENSE;
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+ * you may not use this file except in compliance with the License.
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+ * You may obtain a copy of the License at
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+ * <p>
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+ * http://www.gnu.org/licenses/lgpl.html
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+ * <p>
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+ * Unless required by applicable law or agreed to in writing, software
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+ * distributed under the License is distributed on an "AS IS" BASIS,
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+ * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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+ * See the License for the specific language governing permissions and
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+ * limitations under the License.
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+ */
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+package org.springblade.core.log.error;
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+
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+import lombok.extern.slf4j.Slf4j;
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+import org.hibernate.validator.internal.engine.path.PathImpl;
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+import org.springblade.core.log.exception.ServiceException;
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+import org.springblade.core.log.publisher.ErrorLogPublisher;
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+import org.springblade.core.secure.exception.SecureException;
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+import org.springblade.core.tool.api.R;
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+import org.springblade.core.tool.api.ResultCode;
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+import org.springblade.core.tool.utils.Func;
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+import org.springblade.core.tool.utils.URLUtil;
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+import org.springblade.core.tool.utils.WebUtil;
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+import org.springframework.boot.autoconfigure.condition.ConditionalOnClass;
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+import org.springframework.boot.autoconfigure.condition.ConditionalOnWebApplication;
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+import org.springframework.context.annotation.Configuration;
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+import org.springframework.http.HttpStatus;
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+import org.springframework.http.converter.HttpMessageNotReadableException;
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+import org.springframework.validation.BindException;
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+import org.springframework.validation.BindingResult;
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+import org.springframework.validation.FieldError;
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+import org.springframework.web.HttpMediaTypeNotSupportedException;
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+import org.springframework.web.HttpRequestMethodNotSupportedException;
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+import org.springframework.web.bind.MethodArgumentNotValidException;
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+import org.springframework.web.bind.MissingServletRequestParameterException;
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+import org.springframework.web.bind.annotation.ExceptionHandler;
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+import org.springframework.web.bind.annotation.ResponseStatus;
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+import org.springframework.web.bind.annotation.RestControllerAdvice;
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+import org.springframework.web.method.annotation.MethodArgumentTypeMismatchException;
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+import org.springframework.web.servlet.DispatcherServlet;
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+import org.springframework.web.servlet.NoHandlerFoundException;
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+
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+import javax.servlet.Servlet;
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+import javax.validation.ConstraintViolation;
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+import javax.validation.ConstraintViolationException;
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+import java.util.Set;
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+
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+/**
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+ * 全局异常处理,处理可预见的异常
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+ */
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+@Slf4j
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+@Configuration
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+@ConditionalOnClass({ Servlet.class, DispatcherServlet.class })
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+@ConditionalOnWebApplication(type = ConditionalOnWebApplication.Type.SERVLET)
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+@RestControllerAdvice
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+public class BladeRestExceptionTranslator {
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+
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+ @ExceptionHandler(MissingServletRequestParameterException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(MissingServletRequestParameterException e) {
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+ log.warn("缺少请求参数", e.getMessage());
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+ String message = String.format("缺少必要的请求参数: %s", e.getParameterName());
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+ return R.failure(ResultCode.PARAM_MISS, message);
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+ }
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+
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+ @ExceptionHandler(MethodArgumentTypeMismatchException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(MethodArgumentTypeMismatchException e) {
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+ log.warn("请求参数格式错误", e.getMessage());
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+ String message = String.format("请求参数格式错误: %s", e.getName());
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+ return R.failure(ResultCode.PARAM_TYPE_ERROR, message);
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+ }
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+
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+ @ExceptionHandler(MethodArgumentNotValidException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(MethodArgumentNotValidException e) {
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+ log.warn("参数验证失败", e.getMessage());
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+ return handleError(e.getBindingResult());
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+ }
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+
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+ @ExceptionHandler(BindException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(BindException e) {
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+ log.warn("参数绑定失败", e.getMessage());
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+ return handleError(e.getBindingResult());
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+ }
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+
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+ private R handleError(BindingResult result) {
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+ FieldError error = result.getFieldError();
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+ String message = String.format("%s:%s", error.getField(), error.getDefaultMessage());
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+ return R.failure(ResultCode.PARAM_BIND_ERROR, message);
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+ }
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+
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+ @ExceptionHandler(ConstraintViolationException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(ConstraintViolationException e) {
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+ log.warn("参数验证失败", e.getMessage());
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+ Set<ConstraintViolation<?>> violations = e.getConstraintViolations();
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+ ConstraintViolation<?> violation = violations.iterator().next();
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+ String path = ((PathImpl) violation.getPropertyPath()).getLeafNode().getName();
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+ String message = String.format("%s:%s", path, violation.getMessage());
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+ return R.failure(ResultCode.PARAM_VALID_ERROR, message);
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+ }
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+
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+ @ExceptionHandler(NoHandlerFoundException.class)
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+ @ResponseStatus(HttpStatus.NOT_FOUND)
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+ public R handleError(NoHandlerFoundException e) {
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+ log.error("404没找到请求:{}", e.getMessage());
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+ return R.failure(ResultCode.NOT_FOUND, e.getMessage());
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+ }
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+
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+ @ExceptionHandler(HttpMessageNotReadableException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(HttpMessageNotReadableException e) {
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+ log.error("消息不能读取:{}", e.getMessage());
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+ return R.failure(ResultCode.MSG_NOT_READABLE, e.getMessage());
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+ }
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+
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+ @ExceptionHandler(HttpRequestMethodNotSupportedException.class)
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+ @ResponseStatus(HttpStatus.METHOD_NOT_ALLOWED)
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+ public R handleError(HttpRequestMethodNotSupportedException e) {
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+ log.error("不支持当前请求方法:{}", e.getMessage());
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+ return R.failure(ResultCode.METHOD_NOT_SUPPORTED, e.getMessage());
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+ }
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+
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+ @ExceptionHandler(HttpMediaTypeNotSupportedException.class)
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+ @ResponseStatus(HttpStatus.UNSUPPORTED_MEDIA_TYPE)
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+ public R handleError(HttpMediaTypeNotSupportedException e) {
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+ log.error("不支持当前媒体类型:{}", e.getMessage());
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+ return R.failure(ResultCode.MEDIA_TYPE_NOT_SUPPORTED, e.getMessage());
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+ }
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+
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+ @ExceptionHandler(ServiceException.class)
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+ @ResponseStatus(HttpStatus.BAD_REQUEST)
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+ public R handleError(ServiceException e) {
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+ log.error("业务异常", e);
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+ return R.failure(e.getResultCode(), e.getMessage());
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+ }
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+
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+ @ExceptionHandler(SecureException.class)
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+ @ResponseStatus(HttpStatus.UNAUTHORIZED)
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+ public R handleError(SecureException e) {
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+ log.error("认证异常", e);
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+ return R.failure(e.getResultCode(), e.getMessage());
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+ }
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+
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+ @ExceptionHandler(Throwable.class)
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+ @ResponseStatus(HttpStatus.INTERNAL_SERVER_ERROR)
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+ public R handleError(Throwable e) {
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+ log.error("服务器异常", e);
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+ //发送服务异常事件
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+ ErrorLogPublisher.publishEvent(e, URLUtil.getPath(WebUtil.getRequest().getRequestURI()));
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+ return R.failure(ResultCode.INTERNAL_SERVER_ERROR, (Func.isEmpty(e.getMessage()) ? ResultCode.INTERNAL_SERVER_ERROR.getMessage() : e.getMessage()));
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+ }
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+
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+}
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