Examples with PostConstruct javax.annotation.PostConstruct used on opensource projects

Example 1 with PostConstruct

use of javax.annotation.PostConstruct in project che by eclipse.

the class WSocketEventBusClient method start.

@PostConstruct
void start() {
    if (start.compareAndSet(false, true)) {
        if (policy != null) {
            eventService.subscribe(new EventSubscriber<Object>() {

                @Override
                public void onEvent(Object event) {
                    propagate(event);
                }
            });
        }
        if (eventSubscriptions != null) {
            final Map<URI, Set<String>> cfg = new HashMap<>();
            for (Pair<String, String> service : eventSubscriptions) {
                try {
                    final URI key = new URI(service.first);
                    Set<String> values = cfg.get(key);
                    if (values == null) {
                        cfg.put(key, values = new LinkedHashSet<>());
                    }
                    if (service.second != null) {
                        values.add(service.second);
                    }
                } catch (URISyntaxException e) {
                    LOG.error(e.getMessage(), e);
                }
            }
            if (!cfg.isEmpty()) {
                executor = Executors.newCachedThreadPool(new ThreadFactoryBuilder().setNameFormat("WSocketEventBusClient-%d").setUncaughtExceptionHandler(LoggingUncaughtExceptionHandler.getInstance()).setDaemon(true).build());
                for (Map.Entry<URI, Set<String>> entry : cfg.entrySet()) {
                    executor.execute(new ConnectTask(entry.getKey(), entry.getValue()));
                }
            }
        }
    }
}

Example 2 with PostConstruct

use of javax.annotation.PostConstruct in project che by eclipse.

the class JavaPlugin method start.

@PostConstruct
public void start() {
    //        WorkingCopyOwner.setPrimaryBufferProvider(new WorkingCopyOwner() {
    //            @Override
    //            public IBuffer createBuffer(ICompilationUnit workingCopy) {
    //                ICompilationUnit original = workingCopy.getPrimary();
    //                IResource resource = original.getResource();
    //                if (resource instanceof IFile)
    //                    return new DocumentAdapter(workingCopy, (IFile)resource);
    //                return DocumentAdapter.NULL;
    //            }
    //        });
    new JavaCore();
    fMembersOrderPreferenceCache = new MembersOrderPreferenceCache();
    PreferenceConstants.initializeDefaultValues(PreferenceConstants.getPreferenceStore());
    new JavaCorePreferenceInitializer().initializeDefaultPreferences();
    new CheCodeFormatterInitializer().initializeDefaultPreferences();
}

Example 3 with PostConstruct

use of javax.annotation.PostConstruct in project che by eclipse.

the class ProjectRegistry method initProjects.

@PostConstruct
public void initProjects() throws ConflictException, NotFoundException, ServerException, ForbiddenException {
    List<? extends ProjectConfig> projectConfigs = workspaceHolder.getProjects();
    // take all the projects from ws's config
    for (ProjectConfig projectConfig : projectConfigs) {
        final String path = projectConfig.getPath();
        final VirtualFile vf = vfs.getRoot().getChild(Path.of(path));
        final FolderEntry projectFolder = ((vf == null) ? null : new FolderEntry(vf, this));
        putProject(projectConfig, projectFolder, false, false);
    }
    initUnconfiguredFolders();
    initialized = true;
    for (RegisteredProject project : projects.values()) {
        // only for projects with sources
        if (project.getBaseFolder() != null) {
            fireInitHandlers(project);
        }
    }
}

Example 4 with PostConstruct

use of javax.annotation.PostConstruct in project che by eclipse.

the class DockerRegistryChecker method checkRegistryIsAvailable.

/**
     * Checks that registry is available and if it is not - logs warning message.
     */
@PostConstruct
private void checkRegistryIsAvailable() throws IOException {
    if (snapshotUseRegistry && !isNullOrEmpty(machineDockerRegistry)) {
        String registryUrl = "http://" + machineDockerRegistry;
        LOG.info("Probing registry '{}'", registryUrl);
        final HttpURLConnection conn = (HttpURLConnection) new URL(registryUrl).openConnection();
        conn.setConnectTimeout(30 * 1000);
        try {
            final int responseCode = conn.getResponseCode();
            LOG.info("Probe of registry '{}' succeed with HTTP response code '{}'", registryUrl, responseCode);
        } catch (IOException ioEx) {
            LOG.warn("Docker registry {} is not available, " + "which means that you won't be able to save snapshots of your workspaces." + "\nHow to configure registry?" + "\n\tLocal registry  -> https://docs.docker.com/registry/" + "\n\tRemote registry -> set up 'che.docker.registry.auth.*' properties", registryUrl);
        } finally {
            conn.disconnect();
        }
    }
}

Example 5 with PostConstruct

use of javax.annotation.PostConstruct in project che by eclipse.

the class ApiEndpointAccessibilityChecker method start.

@PostConstruct
public void start() {
    try {
        final HttpJsonResponse pingResponse = httpJsonRequestFactory.fromUrl(apiEndpoint).setMethod(HttpMethod.GET).setTimeout(2000).request();
        if (pingResponse.getResponseCode() == HttpURLConnection.HTTP_OK) {
            return;
        }
    } catch (ApiException | IOException e) {
        LOG.error(e.getLocalizedMessage(), e);
    }
    LOG.error("The workspace agent has attempted to start, but it is unable to ping the Che server at " + apiEndpoint);
    LOG.error("The workspace agent has been forcefully stopped. " + "This error happens when the agent cannot resolve the location of the Che server. " + "This error can usually be fixed with additional configuration settings in /conf/che.properties. " + "The Che server will stop this workspace after a short timeout. " + "You can get help by posting your config, stacktrace and workspace /etc/hosts below as a GitHub issue.");
    // content of /etc/hosts file may provide clues on why the connection failed, e.g. how che-host is resolved
    try {
        LOG.info("Workspace /etc/hosts: " + IoUtil.readAndCloseQuietly(new FileInputStream(new File("/etc/hosts"))));
    } catch (Exception e) {
        LOG.info(e.getLocalizedMessage(), e);
    }
    System.exit(0);
}