Savalek commented on a change in pull request #3281: [ZEPPELIN-3943] - Add button "stop notebook execution" URL: https://github.com/apache/zeppelin/pull/3281#discussion_r250169708
########## File path: zeppelin-server/src/main/java/org/apache/zeppelin/service/NotebookService.java ########## @@ -340,27 +344,67 @@ public void runAllParagraphs(String noteId, return; } - note.setRunning(true); - try { - for (Map<String, Object> raw : paragraphs) { - String paragraphId = (String) raw.get("id"); - if (paragraphId == null) { - continue; - } - String text = (String) raw.get("paragraph"); - String title = (String) raw.get("title"); - Map<String, Object> params = (Map<String, Object>) raw.get("params"); - Map<String, Object> config = (Map<String, Object>) raw.get("config"); - - if (!runParagraph(noteId, paragraphId, title, text, params, config, false, true, - context, callback)) { - // stop execution when one paragraph fails. - break; + synchronized (note) { + if (note.isRunning()) { + LOGGER.warn("Can't run note because it already is running"); + return; + } + note.setRunning(true); + } + + noteExecutor.execute(() -> { + try { + for (Map<String, Object> raw : paragraphs) { + String paragraphId = (String) raw.get("id"); + if (paragraphId == null) { + continue; + } + String text = (String) raw.get("paragraph"); + String title = (String) raw.get("title"); + Map<String, Object> params = (Map<String, Object>) raw.get("params"); + Map<String, Object> config = (Map<String, Object>) raw.get("config"); + + if (note.isExecutionAborted() || !runParagraph(noteId, paragraphId, title, text, + params, config, false, true, context, callback)) { + // stop execution when one paragraph fails. + break; Review comment: @zjffdu, i did a little refactoring. And left only one method to run several paragraphs. ---------------------------------------------------------------- This is an automated message from the Apache Git Service. To respond to the message, please log on GitHub and use the URL above to go to the specific comment. For queries about this service, please contact Infrastructure at: us...@infra.apache.org With regards, Apache Git Services