adarmiento commented on a change in pull request #3700: NIFI-6638: Empty
multiple queues at once at different flow levels
URL: https://github.com/apache/nifi/pull/3700#discussion_r322241989
##########
File path:
nifi-nar-bundles/nifi-framework-bundle/nifi-framework/nifi-web/nifi-web-ui/src/main/webapp/js/nf/canvas/nf-actions.js
##########
@@ -1086,183 +1497,173 @@
},
/**
- * Deletes the flow files in the specified connection.
+ * Deletes the flow files inside the selected connections.
*
* @param {type} selection
*/
- emptyQueue: function (selection) {
- if (selection.size() !== 1 ||
!nfCanvasUtils.isConnection(selection)) {
- return;
- }
+ emptySelectedQueues: function (selection) {
+ var connections = selection.filter(function (d) {
+ var selectionItem = d3.select(this);
+ return nfCanvasUtils.isConnection(selectionItem);
+ });
+
+ var actionName = selection.size() > 1 ? 'Empty Selected Queues' :
'Empty Selected Queue';
+
+ var dialogContent = selection.size() > 1
+ ? 'Are you sure you want to empty the selected queues? All
FlowFiles waiting at the time of the request will be removed.'
+ : 'Are you sure you want to empty the selected queue? All
FlowFiles waiting at the time of the request will be removed.';
// prompt the user before emptying the queue
nfDialog.showYesNoDialog({
- headerText: 'Empty Queue',
- dialogContent: 'Are you sure you want to empty this queue? All
FlowFiles waiting at the time of the request will be removed.',
+ headerText: actionName,
+ dialogContent: dialogContent,
noText: 'Cancel',
yesText: 'Empty',
yesHandler: function () {
- // get the connection data
- var connection = selection.datum();
-
- var MAX_DELAY = 4;
- var cancelled = false;
- var dropRequest = null;
- var dropRequestTimer = null;
-
- // updates the progress bar
- var updateProgress = function (percentComplete) {
- // remove existing labels
- var progressBar = $('#drop-request-percent-complete');
- progressBar.find('div.progress-label').remove();
- progressBar.find('md-progress-linear').remove();
-
- // update the progress bar
- var label = $('<div
class="progress-label"></div>').text(percentComplete + '%');
-
(nfNgBridge.injector.get('$compile')($('<md-progress-linear ng-cloak
ng-value="' + percentComplete + '" class="md-hue-2" md-mode="determinate"
aria-label="Drop request percent
complete"></md-progress-linear>'))(nfNgBridge.rootScope)).appendTo(progressBar);
- progressBar.append(label);
- };
+ emptyQueues(actionName,connections.data(),undefined);
+ }
+ });
+ },
- // update the button model of the drop request status
dialog
- $('#drop-request-status-dialog').modal('setButtonModel', [{
- buttonText: 'Stop',
- color: {
- base: '#728E9B',
- hover: '#004849',
- text: '#ffffff'
- },
- handler: {
- click: function () {
- cancelled = true;
-
- // we are waiting for the next poll attempt
- if (dropRequestTimer !== null) {
- // cancel it
- clearTimeout(dropRequestTimer);
-
- // cancel the drop request
- completeDropRequest();
- }
- }
- }
- }]);
+ /**
+ * Empty all the queues inside the selected process groups.
+ *
+ * @param {type} selection
+ */
+ emptyProcessGroupsQueues: function (selection) {
+ var selectionSize = selection.size();
+ var connections = [];
+ var errors = [];
+ var actionName = '';
+ var dialogContent = '';
+
+ if(selectionSize === 0) {
+ actionName = 'Empty Current Process Group Queues';
+ dialogContent = 'Are you sure you want to empty all queues
inside the current process group? All FlowFiles waiting at the time of the
request will be removed.';
+ connections = d3.selectAll('g.connection').data();
+
+ if(connections.length === 0) {
+ // display the "no queues to empty" dialog
+ nfDialog.showOkDialog({
+ headerText: actionName,
+ dialogContent: 'No queues to empty.'
+ });
+ return;
+ }
+ }
+ else if(selectionSize === 1) {
+ actionName = 'Empty Selected Process Group Queues';
+ dialogContent = 'Are you sure you want to empty all queues
inside the selected process group? All FlowFiles waiting at the time of the
request will be removed.';
+ }
+ else {
+ actionName = 'Empty Selected Process Groups Queues';
+ dialogContent = 'Are you sure you want to empty all queues
inside the selected process groups? All FlowFiles waiting at the time of the
request will be removed.';
+ }
- // completes the drop request by removing it and showing
how many flowfiles were deleted
- var completeDropRequest = function () {
- // reload the connection status
- nfConnection.reloadStatus(connection.id);
+ // prompt the user before emptying the queue
+ nfDialog.showYesNoDialog({
+ headerText: actionName,
+ dialogContent: dialogContent,
+ noText: 'Cancel',
+ yesText: 'Empty',
+ yesHandler: function () {
+ if(selectionSize === 0) {
+ emptyQueues(actionName,connections,undefined);
+ }
+ else {
+ var processGroupIDs = selection.filter(function (d) {
+ var selectionItem = d3.select(this);
+ return nfCanvasUtils.isProcessGroup(selectionItem);
+ }).data().map(function (selectedProcessGroup) {
+ return selectedProcessGroup.id;
+ });
- // clean up as appropriate
- if (nfCommon.isDefinedAndNotNull(dropRequest)) {
- $.ajax({
- type: 'DELETE',
- url: dropRequest.uri,
- dataType: 'json'
- }).done(function (response) {
- // report the results of this drop request
- dropRequest = response.dropRequest;
-
- // build the results
- var droppedTokens =
dropRequest.dropped.split(/ \/ /);
- var results = $('<div></div>');
- $('<span
class="label"></span>').text(droppedTokens[0]).appendTo(results);
- $('<span></span>').text(' FlowFiles (' +
droppedTokens[1] + ')').appendTo(results);
-
- // if the request did not complete, include
the original
- if (dropRequest.percentCompleted < 100) {
- var originalTokens =
dropRequest.original.split(/ \/ /);
- $('<span class="label"></span>').text('
out of ' + originalTokens[0]).appendTo(results);
- $('<span></span>').text(' (' +
originalTokens[1] + ')').appendTo(results);
- }
- $('<span></span>').text(' were removed from
the queue.').appendTo(results);
+ getProcessGroupsConnections(processGroupIDs,
false).then(function (response) {
+ response.connections.forEach(function (connection)
{
+ connections.push(connection);
+ });
- // if this request failed so the error
- if
(nfCommon.isDefinedAndNotNull(dropRequest.failureReason)) {
-
$('<br/><br/><span></span>').text(dropRequest.failureReason).appendTo(results);
- }
+ response.errorMessages.forEach(function
(errorMessage) {
+ errors.push(errorMessage);
+ });
- // display the results
+ if(connections.length === 0 && errors.length ===
0) {
+ // display the "no queues to empty" dialog
nfDialog.showOkDialog({
- headerText: 'Empty Queue',
- dialogContent: results
+ headerText: actionName,
+ dialogContent: 'No queues to empty.'
});
- }).always(function () {
- $('#drop-request-status-dialog').modal('hide');
- });
- } else {
- // nothing was removed
- nfDialog.showOkDialog({
- headerText: 'Empty Queue',
- dialogContent: 'No FlowFiles were removed.'
- });
-
- // close the dialog
- $('#drop-request-status-dialog').modal('hide');
- }
- };
+ }
+ else {
+ emptyQueues(actionName,connections,errors);
+ }
+ });
+ }
+ }
+ });
+ },
- // process the drop request
- var processDropRequest = function (delay) {
- // update the percent complete
- updateProgress(dropRequest.percentCompleted);
+ emptyProcessGroupsQueuesRecursive: function (selection) {
+ var selectionSize = selection.size();
+ var connections = [];
+ var errors = [];
+ var actionName = '';
+ var dialogContent = '';
+
+ if(selectionSize === 0) {
Review comment:
```suggestion
if (selectionSize === 0) {
```
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