content: /*
   * Licensed to the Apache Software Foundation (ASF) under one or more
   * contributor license agreements. See the NOTICE file distributed with
   * this work for additional information regarding copyright ownership.
   * The ASF licenses this file to You under the Apache License, Version 2.0
   * (the "License"); you may not use this file except in compliance with
   * the License. You may obtain a copy of the License at
   *
   *    http://www.apache.org/licenses/LICENSE-2.0
   *
   * Unless required by applicable law or agreed to in writing, software
   * distributed under the License is distributed on an "AS IS" BASIS,
   * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
   * See the License for the specific language governing permissions and
   * limitations under the License.
   */
  package org.apache.kafka.trogdor.rest;
  
  import org.apache.kafka.common.errors.InvalidRequestException;
  import org.apache.kafka.common.errors.SerializationException;
  
  import com.fasterxml.jackson.databind.JsonMappingException;
  import com.fasterxml.jackson.databind.exc.InvalidTypeIdException;
  
  import org.slf4j.Logger;
  import org.slf4j.LoggerFactory;
  
  import jakarta.ws.rs.NotFoundException;
  import jakarta.ws.rs.core.Response;
  import jakarta.ws.rs.ext.ExceptionMapper;
  
  public class RestExceptionMapper implements ExceptionMapper<Throwable> {
      private static final Logger log = LoggerFactory.getLogger(RestExceptionMapper.class);
  
      @Override
      public Response toResponse(Throwable e) {
          if (log.isDebugEnabled()) {
              log.debug("Uncaught exception in REST call: ", e);
          } else if (log.isInfoEnabled()) {
              log.info("Uncaught exception in REST call: {}", e.getMessage());
          }
          if (e instanceof NotFoundException) {
              return buildResponse(Response.Status.NOT_FOUND, e);
          } else if (e instanceof InvalidRequestException) {
              return buildResponse(Response.Status.BAD_REQUEST, e);
          } else if (e instanceof InvalidTypeIdException) {
              return buildResponse(Response.Status.NOT_IMPLEMENTED, e);
          } else if (e instanceof JsonMappingException) {
              return buildResponse(Response.Status.BAD_REQUEST, e);
          } else if (e instanceof ClassNotFoundException) {
              return buildResponse(Response.Status.NOT_IMPLEMENTED, e);
          } else if (e instanceof SerializationException) {
              return buildResponse(Response.Status.BAD_REQUEST, e);
          } else if (e instanceof RequestConflictException) {
              return buildResponse(Response.Status.CONFLICT, e);
          } else {
              return buildResponse(Response.Status.INTERNAL_SERVER_ERROR, e);
          }
      }
  
      public static Exception toException(int code, String msg) throws Exception {
          if (code == Response.Status.NOT_FOUND.getStatusCode()) {
              throw new NotFoundException(msg);
          } else if (code == Response.Status.NOT_IMPLEMENTED.getStatusCode()) {
              throw new ClassNotFoundException(msg);
          } else if (code == Response.Status.BAD_REQUEST.getStatusCode()) {
              throw new InvalidRequestException(msg);
          } else if (code == Response.Status.CONFLICT.getStatusCode()) {
              throw new RequestConflictException(msg);
          } else {
              throw new RuntimeException(msg);
          }
      }
  
      private Response buildResponse(Response.Status code, Throwable e) {
          return Response.status(code).
              entity(new ErrorResponse(code.getStatusCode(), e.getMessage())).
              build();
      }
  }
  