com.google.appengine.api.backends.BackendServiceFactory Java Examples
The following examples show how to use
com.google.appengine.api.backends.BackendServiceFactory.
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Example #1
Source File: BackendsApiServlet.java From appengine-java-vm-runtime with Apache License 2.0 | 6 votes |
@Override protected void service(HttpServletRequest req, HttpServletResponse res) throws IOException { BackendService backends = BackendServiceFactory.getBackendService(); String server = req.getParameter("server"); PrintWriter writer = res.getWriter(); if (server == null) { String currentServerName = backends.getCurrentBackend(); if (currentServerName == null) { currentServerName = "<default>"; } int currentInstance = backends.getCurrentInstance(); writer.append(currentInstance + "." + currentServerName + "\n"); } else { String instance = req.getParameter("instance"); if (instance != null) { writer.append(backends.getBackendAddress(server, Integer.parseInt(instance)) + "\n"); } else { writer.append(backends.getBackendAddress(server) + "\n"); } } }
Example #2
Source File: JobRecord.java From appengine-pipelines with Apache License 2.0 | 5 votes |
private static String getCurrentBackend() { if (Boolean.parseBoolean(System.getenv("GAE_VM"))) { // MVM can't be a backend. return null; } BackendService backendService = BackendServiceFactory.getBackendService(); String currentBackend = backendService.getCurrentBackend(); // If currentBackend contains ':' it is actually a B type module (see b/12893879) if (currentBackend != null && currentBackend.indexOf(':') != -1) { currentBackend = null; } return currentBackend; }
Example #3
Source File: AppEngineTaskQueue.java From appengine-pipelines with Apache License 2.0 | 5 votes |
private TaskOptions toTaskOptions(Task task) { final QueueSettings queueSettings = task.getQueueSettings(); TaskOptions taskOptions = TaskOptions.Builder.withUrl(TaskHandler.handleTaskUrl()); if (queueSettings.getOnBackend() != null) { taskOptions.header("Host", BackendServiceFactory.getBackendService().getBackendAddress( queueSettings.getOnBackend())); } else { String versionHostname = RetryHelper.runWithRetries(new Callable<String>() { @Override public String call() { ModulesService service = ModulesServiceFactory.getModulesService(); String module = queueSettings.getOnModule(); String version = queueSettings.getModuleVersion(); if (module == null) { module = service.getCurrentModule(); version = service.getCurrentVersion(); } return service.getVersionHostname(module, version); } }, RetryParams.getDefaultInstance(), MODULES_EXCEPTION_HANDLER); taskOptions.header("Host", versionHostname); } Long delayInSeconds = queueSettings.getDelayInSeconds(); if (null != delayInSeconds) { taskOptions.countdownMillis(delayInSeconds * 1000L); queueSettings.setDelayInSeconds(null); } addProperties(taskOptions, task.toProperties()); String taskName = task.getName(); if (null != taskName) { taskOptions.taskName(taskName); } return taskOptions; }
Example #4
Source File: TestServlet.java From wt1 with Apache License 2.0 | 5 votes |
private String newFileName() { long now = System.currentTimeMillis(); SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd/HH/mm-ss"); String name = "trackerz/" + BackendServiceFactory.getBackendService().getCurrentBackend() + "-" + BackendServiceFactory.getBackendService().getCurrentInstance() + "/" + sdf.format(new Date(now)) + ".log"; return name; }
Example #5
Source File: GCSGAEStorageProcessor.java From wt1 with Apache License 2.0 | 5 votes |
private synchronized void flushBuffer(boolean reinit) throws IOException { if (curBuf == null) { // processor has already been shutdown return; } curBufGZ.flush(); curBufGZ.close(); if (writtenEvents > 0) { String name = CSVFormatWriter.newFileName("b" + BackendServiceFactory.getBackendService().getCurrentInstance()); logger.info("Opening new file name=" + name); AppEngineFile file = newFile(name); FileWriteChannel channel = fileService.openWriteChannel(file, true); logger.info("Writing new file name=" + name + " inSize=" + writtenBeforeGZ + " gzSize=" + curBuf.size() + ")"); channel.write(ByteBuffer.wrap(curBuf.toByteArray())); logger.info("Closing new file"); channel.closeFinally(); logger.info("Closed new file"); Stats stats = ProcessingQueue.getInstance().getStats(); synchronized (stats) { stats.createdFiles++; stats.savedEvents += writtenEvents; stats.savedEventsGZippedSize += curBuf.size(); stats.savedEventsInputSize += writtenBeforeGZ; } } else { logger.info("No events to flush"); } curBuf = null; curBufGZ = null; if (reinit) { initBuffer(); } }
Example #6
Source File: ServersStartServlet.java From appengine-java-vm-runtime with Apache License 2.0 | 4 votes |
@Override public void init() { backendService = BackendServiceFactory.getBackendService(); }