org.activiti.rest.service.api.PutAwareCommonsMultipartResolver Maven / Gradle / Ivy
package org.activiti.rest.service.api;
import javax.servlet.http.HttpServletRequest;
import org.apache.commons.fileupload.servlet.ServletFileUpload;
import org.springframework.web.multipart.commons.CommonsMultipartResolver;
public class PutAwareCommonsMultipartResolver extends CommonsMultipartResolver {
private static final String MULTIPART = "multipart/";
@Override
public boolean isMultipart(HttpServletRequest request) {
return request != null && isMultipartContent(request);
}
/**
* Utility method that determines whether the request contains multipart
* content.
*
* @param request The servlet request to be evaluated. Must be non-null.
*
* @return true
if the request is multipart; {@code false}
* otherwise.
*
* @see ServletFileUpload#isMultipartContent(HttpServletRequest)
*/
public static final boolean isMultipartContent(HttpServletRequest request) {
final String method = request.getMethod().toLowerCase();
if (!method.equalsIgnoreCase("post") && !method.equalsIgnoreCase("put")) {
return false;
}
String contentType = request.getContentType();
if (contentType == null) {
return false;
}
if (contentType.toLowerCase().startsWith(MULTIPART)) {
return true;
}
return false;
}
}