spring MissingServletRequestPartException 源码
spring MissingServletRequestPartException 代码
文件路径：/spring-web/src/main/java/org/springframework/web/multipart/support/MissingServletRequestPartException.java
/*
* Copyright 2002-2022 the original author or authors.
*
* Licensed 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
*
* https://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.springframework.web.multipart.support;
import jakarta.servlet.ServletException;
import org.springframework.http.HttpStatus;
import org.springframework.http.HttpStatusCode;
import org.springframework.http.ProblemDetail;
import org.springframework.web.ErrorResponse;
import org.springframework.web.multipart.MultipartResolver;
/**
* Signals the part of a "multipart/form-data" request, identified by name
* could not be found. This may be because the request is not a multipart
* request, or a part with that name is not present, or because the application
* is not configured correctly for processing multipart requests, e.g. there
* is no {@link MultipartResolver}.
*
* <p><strong>Note:</strong> This exception does not extend from
* {@link org.springframework.web.bind.ServletRequestBindingException} because
* it can also be raised at a lower level, i.e. from this package which does
* low level multipart request parsing, independent of higher level request
* binding features.
*
* @author Rossen Stoyanchev
* @since 3.1
*/
@SuppressWarnings("serial")
public class MissingServletRequestPartException extends ServletException implements ErrorResponse {
private final String requestPartName;
private final ProblemDetail body = ProblemDetail.forStatus(getStatusCode());
/**
* Constructor for MissingServletRequestPartException.
* @param requestPartName the name of the missing part of the multipart request
*/
public MissingServletRequestPartException(String requestPartName) {
super("Required part '" + requestPartName + "' is not present.");
this.requestPartName = requestPartName;
getBody().setDetail(getMessage());
}
/**
* Return the name of the offending part of the multipart request.
*/
public String getRequestPartName() {
return this.requestPartName;
}
/**
* Return the HTTP status code to use for the response.
*/
@Override
public HttpStatusCode getStatusCode() {
return HttpStatus.BAD_REQUEST;
}
/**
* Return the body for the response, formatted as an RFC 7807
* {@link ProblemDetail} whose {@link ProblemDetail#getStatus() status}
* should match the response status.
*/
@Override
public ProblemDetail getBody() {
return this.body;
}
}
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