Examples with InterpreterContextRunner org.apache.zeppelin.interpreter.InterpreterContextRunner used on opensource projects

Example 6 with InterpreterContextRunner

use of org.apache.zeppelin.interpreter.InterpreterContextRunner in project zeppelin by apache.

the class RemoteInterpreterEventPoller method run.

@Override
public void run() {
    Client client = null;
    AppendOutputRunner runner = new AppendOutputRunner(listener);
    ScheduledFuture<?> appendFuture = appendService.scheduleWithFixedDelay(runner, 0, AppendOutputRunner.BUFFER_TIME_MS, TimeUnit.MILLISECONDS);
    while (!shutdown) {
        // wait and retry
        if (!interpreterProcess.isRunning()) {
            try {
                Thread.sleep(1000);
            } catch (InterruptedException e) {
            // nothing to do
            }
            continue;
        }
        try {
            client = interpreterProcess.getClient();
        } catch (Exception e1) {
            logger.error("Can't get RemoteInterpreterEvent", e1);
            waitQuietly();
            continue;
        }
        RemoteInterpreterEvent event = null;
        boolean broken = false;
        try {
            event = client.getEvent();
        } catch (TException e) {
            broken = true;
            logger.error("Can't get RemoteInterpreterEvent", e);
            waitQuietly();
            continue;
        } finally {
            interpreterProcess.releaseClient(client, broken);
        }
        AngularObjectRegistry angularObjectRegistry = interpreterGroup.getAngularObjectRegistry();
        try {
            if (event.getType() == RemoteInterpreterEventType.NO_OP) {
                continue;
            } else if (event.getType() == RemoteInterpreterEventType.ANGULAR_OBJECT_ADD) {
                AngularObject angularObject = gson.fromJson(event.getData(), AngularObject.class);
                angularObjectRegistry.add(angularObject.getName(), angularObject.get(), angularObject.getNoteId(), angularObject.getParagraphId());
            } else if (event.getType() == RemoteInterpreterEventType.ANGULAR_OBJECT_UPDATE) {
                AngularObject angularObject = gson.fromJson(event.getData(), AngularObject.class);
                AngularObject localAngularObject = angularObjectRegistry.get(angularObject.getName(), angularObject.getNoteId(), angularObject.getParagraphId());
                if (localAngularObject instanceof RemoteAngularObject) {
                    // to avoid ping-pong loop
                    ((RemoteAngularObject) localAngularObject).set(angularObject.get(), true, false);
                } else {
                    localAngularObject.set(angularObject.get());
                }
            } else if (event.getType() == RemoteInterpreterEventType.ANGULAR_OBJECT_REMOVE) {
                AngularObject angularObject = gson.fromJson(event.getData(), AngularObject.class);
                angularObjectRegistry.remove(angularObject.getName(), angularObject.getNoteId(), angularObject.getParagraphId());
            } else if (event.getType() == RemoteInterpreterEventType.RUN_INTERPRETER_CONTEXT_RUNNER) {
                InterpreterContextRunner runnerFromRemote = gson.fromJson(event.getData(), RemoteInterpreterContextRunner.class);
                listener.onRemoteRunParagraph(runnerFromRemote.getNoteId(), runnerFromRemote.getParagraphId());
            } else if (event.getType() == RemoteInterpreterEventType.RESOURCE_POOL_GET_ALL) {
                ResourceSet resourceSet = getAllResourcePoolExcept();
                sendResourcePoolResponseGetAll(resourceSet);
            } else if (event.getType() == RemoteInterpreterEventType.RESOURCE_GET) {
                String resourceIdString = event.getData();
                ResourceId resourceId = gson.fromJson(resourceIdString, ResourceId.class);
                logger.debug("RESOURCE_GET {} {}", resourceId.getResourcePoolId(), resourceId.getName());
                Object o = getResource(resourceId);
                sendResourceResponseGet(resourceId, o);
            } else if (event.getType() == RemoteInterpreterEventType.RESOURCE_INVOKE_METHOD) {
                String message = event.getData();
                InvokeResourceMethodEventMessage invokeMethodMessage = gson.fromJson(message, InvokeResourceMethodEventMessage.class);
                Object ret = invokeResourceMethod(invokeMethodMessage);
                sendInvokeMethodResult(invokeMethodMessage, ret);
            } else if (event.getType() == RemoteInterpreterEventType.OUTPUT_APPEND) {
                // on output append
                Map<String, String> outputAppend = gson.fromJson(event.getData(), new TypeToken<Map<String, Object>>() {
                }.getType());
                String noteId = (String) outputAppend.get("noteId");
                String paragraphId = (String) outputAppend.get("paragraphId");
                int index = Integer.parseInt(outputAppend.get("index"));
                String outputToAppend = (String) outputAppend.get("data");
                String appId = (String) outputAppend.get("appId");
                if (appId == null) {
                    runner.appendBuffer(noteId, paragraphId, index, outputToAppend);
                } else {
                    appListener.onOutputAppend(noteId, paragraphId, index, appId, outputToAppend);
                }
            } else if (event.getType() == RemoteInterpreterEventType.OUTPUT_UPDATE_ALL) {
                Map<String, Object> outputUpdate = gson.fromJson(event.getData(), new TypeToken<Map<String, Object>>() {
                }.getType());
                String noteId = (String) outputUpdate.get("noteId");
                String paragraphId = (String) outputUpdate.get("paragraphId");
                // clear the output
                listener.onOutputClear(noteId, paragraphId);
                List<Map<String, String>> messages = (List<Map<String, String>>) outputUpdate.get("messages");
                if (messages != null) {
                    for (int i = 0; i < messages.size(); i++) {
                        Map<String, String> m = messages.get(i);
                        InterpreterResult.Type type = InterpreterResult.Type.valueOf((String) m.get("type"));
                        String outputToUpdate = (String) m.get("data");
                        listener.onOutputUpdated(noteId, paragraphId, i, type, outputToUpdate);
                    }
                }
            } else if (event.getType() == RemoteInterpreterEventType.OUTPUT_UPDATE) {
                // on output update
                Map<String, String> outputAppend = gson.fromJson(event.getData(), new TypeToken<Map<String, Object>>() {
                }.getType());
                String noteId = (String) outputAppend.get("noteId");
                String paragraphId = (String) outputAppend.get("paragraphId");
                int index = Integer.parseInt(outputAppend.get("index"));
                InterpreterResult.Type type = InterpreterResult.Type.valueOf((String) outputAppend.get("type"));
                String outputToUpdate = (String) outputAppend.get("data");
                String appId = (String) outputAppend.get("appId");
                if (appId == null) {
                    listener.onOutputUpdated(noteId, paragraphId, index, type, outputToUpdate);
                } else {
                    appListener.onOutputUpdated(noteId, paragraphId, index, appId, type, outputToUpdate);
                }
            } else if (event.getType() == RemoteInterpreterEventType.APP_STATUS_UPDATE) {
                // on output update
                Map<String, String> appStatusUpdate = gson.fromJson(event.getData(), new TypeToken<Map<String, String>>() {
                }.getType());
                String noteId = appStatusUpdate.get("noteId");
                String paragraphId = appStatusUpdate.get("paragraphId");
                String appId = appStatusUpdate.get("appId");
                String status = appStatusUpdate.get("status");
                appListener.onStatusChange(noteId, paragraphId, appId, status);
            } else if (event.getType() == RemoteInterpreterEventType.REMOTE_ZEPPELIN_SERVER_RESOURCE) {
                RemoteZeppelinServerResource reqResourceBody = gson.fromJson(event.getData(), RemoteZeppelinServerResource.class);
                progressRemoteZeppelinControlEvent(reqResourceBody.getResourceType(), listener, reqResourceBody);
            } else if (event.getType() == RemoteInterpreterEventType.META_INFOS) {
                Map<String, String> metaInfos = gson.fromJson(event.getData(), new TypeToken<Map<String, String>>() {
                }.getType());
                String settingId = RemoteInterpreterUtils.getInterpreterSettingId(interpreterGroup.getId());
                listener.onMetaInfosReceived(settingId, metaInfos);
            } else if (event.getType() == RemoteInterpreterEventType.PARA_INFOS) {
                Map<String, String> paraInfos = gson.fromJson(event.getData(), new TypeToken<Map<String, String>>() {
                }.getType());
                String noteId = paraInfos.get("noteId");
                String paraId = paraInfos.get("paraId");
                String settingId = RemoteInterpreterUtils.getInterpreterSettingId(interpreterGroup.getId());
                if (noteId != null && paraId != null && settingId != null) {
                    listener.onParaInfosReceived(noteId, paraId, settingId, paraInfos);
                }
            }
            logger.debug("Event from remote process {}", event.getType());
        } catch (Exception e) {
            logger.error("Can't handle event " + event, e);
        }
    }
    if (appendFuture != null) {
        appendFuture.cancel(true);
    }
}

Example 7 with InterpreterContextRunner

use of org.apache.zeppelin.interpreter.InterpreterContextRunner in project zeppelin by apache.

the class ZeppelinContext method getInterpreterContextRunner.

/**
   * get Zeppelin Paragraph Runner from zeppelin server
   * @param noteId
   * @param paragraphId
   */
@ZeppelinApi
public List<InterpreterContextRunner> getInterpreterContextRunner(String noteId, String paragraphId, InterpreterContext interpreterContext) {
    List<InterpreterContextRunner> runners = new LinkedList<>();
    RemoteWorksController remoteWorksController = interpreterContext.getRemoteWorksController();
    if (remoteWorksController != null) {
        runners = remoteWorksController.getRemoteContextRunner(noteId, paragraphId);
    }
    return runners;
}