使用spring mvc 过程中遇到了要使用put方法上传文件的操作.
- public
- class
- ExtendedMultipartResolver
- extends
- CommonsMultipartResolver
- {
-
- @Override
- public boolean isMultipart(HttpServletRequest request) {
- return (request != null && isMultipartContent(request));
- }
- /**
- * Extends ServletFileUpload.isMultipartContent() behavior to allow PUT requests as multipart.
- *
- * @param request
- * The servlet request to be evaluated. Must be non-null.
- *
- * @return <code>true</code> if the request is multipart; <code>false</code> otherwise.
- * @see org.apache.commons.fileupload.servlet.ServletFileUpload#isMultipartContent
- */
- public static final boolean isMultipartContent(HttpServletRequest request) {
- HttpMethod httpMethod = HttpMethod.valueOf(request.getMethod());
- if (HttpMethod.POST != httpMethod && HttpMethod.PUT != httpMethod) {
- return false;
- }
- return FileUploadBase.isMultipartContent(new ServletRequestContext(request));
- }
- }
- @Bean(name = "multipartResolver")
- public ExtendedMultipartResolver commonsMultipartResolver(){
- ExtendedMultipartResolver commonsMultipartResolver = new ExtendedMultipartResolver();
- commonsMultipartResolver.setDefaultEncoding("utf-8");
- commonsMultipartResolver.setMaxUploadSize(50000000);
- return commonsMultipartResolver;
- }