TSK-861: Throw error when File upload aborted

rest/taskana-rest-spring-example/src/main/resources/application.properties

@@ -52,6 +52,9 @@ spring.resources.cache.cachecontrol.cache-private=true
 ####### for upload of big workbasket- or classification-files
 spring.servlet.multipart.max-file-size=10MB
 spring.servlet.multipart.max-request-size=10MB
+server.tomcat.max-http-post-size=-1
+server.tomcat.max-save-post-size=-1
+server.tomcat.max-swallow-size=-1
 ####### tomcat is not detecting the x-forward headers from bluemix as a trustworthy proxy
 server.tomcat.internal-proxies=.*
 server.use-forward-headers=true

rest/taskana-rest-spring-wildfly-example/src/main/resources/application.properties

@@ -30,6 +30,12 @@ taskana.ldap.groupsOfUser=memberUid
 taskana.jobscheduler.async.cron=0 * * * * *
 ####### cache static resources properties
 spring.resources.cache.cachecontrol.cache-private=true
+####### for upload of big workbasket- or classification-files
+spring.servlet.multipart.max-file-size=10MB
+spring.servlet.multipart.max-request-size=10MB
+server.tomcat.max-http-post-size=-1
+server.tomcat.max-save-post-size=-1
+server.tomcat.max-swallow-size=-1
 ####### tomcat is not detecting the x-forward headers from bluemix as a trustworthy proxy
 server.tomcat.internal-proxies=.*
 server.use-forward-headers=true

rest/taskana-rest-spring/src/main/java/pro/taskana/rest/TaskanaRestExceptionHandler.java

@@ -10,6 +10,7 @@ import org.springframework.http.ResponseEntity;
 import org.springframework.web.bind.annotation.ControllerAdvice;
 import org.springframework.web.bind.annotation.ExceptionHandler;
 import org.springframework.web.context.request.WebRequest;
+import org.springframework.web.multipart.MaxUploadSizeExceededException;
 import org.springframework.web.servlet.mvc.method.annotation.ResponseEntityExceptionHandler;
 
 import pro.taskana.exceptions.ClassificationAlreadyExistException;
@@ -122,6 +123,11 @@ public class TaskanaRestExceptionHandler extends ResponseEntityExceptionHandler
         return buildResponse(ex, req, HttpStatus.BAD_REQUEST);
     }
 
+    @ExceptionHandler(MaxUploadSizeExceededException.class)
+    protected ResponseEntity<Object> handleMaxUploadSizeExceededException(MaxUploadSizeExceededException ex, WebRequest req) {
+        return buildResponse(ex, req, HttpStatus.PAYLOAD_TOO_LARGE);
+    }
+
     @ExceptionHandler(Exception.class)
     protected ResponseEntity<Object> handleGeneralException(Exception ex, WebRequest req) {
         return buildResponse(ex, req, HttpStatus.BAD_REQUEST);

web/src/app/administration/components/import-export/import-export.component.ts

@@ -58,7 +58,7 @@ export class ImportExportComponent implements OnInit {
     formdata.append('file', file);
     ajax.upload.addEventListener('progress', this.progressHandler.bind(this), false);
     ajax.addEventListener('load', this.resetProgress.bind(this), false);
-    ajax.addEventListener('error', this.errorHandler.bind(this), false);
+    ajax.addEventListener('error', this.onFailedResponse.bind(this, ajax), false);
     ajax.onreadystatechange = this.onReadyStateChangeHandler.bind(this, ajax);
     if (this.currentSelection === TaskanaType.WORKBASKETS) {
       ajax.open('POST', environment.taskanaRestUrl + '/v1/workbasket-definitions');
@@ -109,6 +109,8 @@ export class ImportExportComponent implements OnInit {
         title = 'Import was not successful, operation was not found.';
       } else if (event.status === 409) {
         title = 'Import was not successful, operation has some conflicts.';
+      } else if (event.status === 413) {
+        title = 'Import was not successful, maximum file size exceeded.'
       }
       this.errorHandler(title, JSON.parse(event.responseText).message);
 
@@ -119,6 +121,11 @@ export class ImportExportComponent implements OnInit {
     }
   }
 
+  private onFailedResponse(event) {
+    this.errorHandler('Upload failed', 'The upload didn\'t proceed sucessfully. \
+    \n Probably the uploaded file exceeded the maximum file size of 10 MB');
+  }
+
   private errorHandler(title = 'Import was not successful', message) {
     this.generalModalService.triggerMessage(
       new MessageModal(