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* Web container service

*

* @author jluehe

* @author amyroh

* @author swchan2

*/

    // -------------------------------------------------- Constants

    public static final String DISPATCHER_MAX_DEPTH = "dispatcher-max-depth";

    static final int DEFAULT_REAP_INTERVAL = 60;   // 1 minute

    public static final String JWS_APPCLIENT_EAR_NAME = "__JWSappclients";

    public static final String JWS_APPCLIENT_WAR_NAME = "sys";

    private static final String JWS_APPCLIENT_MODULE_NAME = JWS_APPCLIENT_EAR_NAME + ":" + JWS_APPCLIENT_WAR_NAME + ".war";

    private static final String DOL_DEPLOYMENT =

            "com.sun.enterprise.web.deployment.backend";

    private static final String MONITORING_NODE_SEPARATOR = "/";

    /**

     * The logger to use for logging ALL web container related messages.

     */

    protected static final Logger _logger = LogDomains.getLogger(

            WebContainer.class, LogDomains.WEB_LOGGER);

    protected static final ResourceBundle rb = _logger.getResourceBundle();

    /**

     * The current <code>WebContainer</code> instance used (single).

     */

    protected static WebContainer webContainer;

    /**

     * Are we using Tomcat deployment backend or DOL?

     */

    protected static boolean useDOLforDeployment = true;

    // ----------------------------------------------------- Instance Variables

    @Inject

    private Domain domain;

    @Inject

    private Habitat habitat;

    @Inject

    ServerContext _serverContext;

    @Inject

    private ApplicationRegistry appRegistry;

    @Inject

    private ComponentEnvManager componentEnvManager;

    @Inject

    Configs configs;

    @Inject(name = ServerEnvironment.DEFAULT_INSTANCE_NAME)

    private Config serverConfig;

    @Inject

    private Transactions transactions;

    @Inject(optional = true)

    private DasConfig dasConfig;

    @Inject

    private Events events;

    @Inject

    private ClassLoaderHierarchy clh;

    @Inject

    private GrizzlyService grizzlyService;

    @Inject

    private LoggingConfigImpl logConfig;

    //@Inject

    //MonitoringService monitoringService;

    @Inject

    private FileLoggerHandlerFactory fileLoggerHandlerFactory;

    @Inject

    private JavaEEIOUtils javaEEIOUtils;

    @Inject(optional = true)

    private JCDIService jcdiService;

    @Inject

    private CommandRunner runner;

    private HashMap<String, WebConnector> connectorMap = new HashMap<String, WebConnector>();

    private EmbeddedWebContainer _embedded;

    private Engine engine;

    private String instanceName;

    private String logLevel = "INFO";

    private WebConnector jkConnector;

    /**

     * Allow disabling accessLog mechanism

     */

    protected boolean globalAccessLoggingEnabled = true;

    /**

     * AccessLog buffer size for storing logs.

     */

    protected String globalAccessLogBufferSize = null;

    /**

     * AccessLog interval before the valve flush its buffer to the disk.

     */

    protected String globalAccessLogWriteInterval = null;

    /**

     * The default-redirect port

     */

    protected int defaultRedirectPort = -1;

    /**

     * <tt>false</tt> when the Grizzly File Cache is enabled. When disabled

     * the Servlet Container temporary Naming cache is used when loading the

     * resources.

     */

    protected boolean catalinaCachingAllowed = true;

    @Inject

    protected ServerEnvironment instance = null;

    // TODO

    //protected WebModulesManager webModulesManager = null;

    //protected AppsManager appsManager = null;

    /**

     * The schema2beans object that represents the root node of server.xml.

     */

    private Server _serverBean = null;

    /**

     * Controls the verbosity of the web container subsystem's debug messages.

     * <p/>

     * This value is non-zero only when the iAS level is one of FINE, FINER

     * or FINEST.

     */

    protected int _debug = 0;

    /**

     * Top-level directory for files generated (compiled JSPs) by

     * standalone web modules.

     */

    private String _modulesWorkRoot = null;

    /**

     * Absolute path for location where all the deployed

     * standalone modules are stored for this Server Instance.

     */

    protected File _modulesRoot = null;

    /**

     * Top-level directory for files generated by application web modules.

     */

    private String _appsWorkRoot = null;

    // START S1AS 6178005

    /**

     * Top-level directory where ejb stubs for applications are stored.

     */

    private String appsStubRoot = null;

    // END S1AS 6178005

    /**

     * Indicates whether dynamic reloading is enabled (as specified by

     * the dynamic-reload-enabled attribute of <applications> in server.xml)

     */

    private boolean _reloadingEnabled = false;

    /**

     * The number of seconds between checks for modified classes (if

     * dynamic reloading is enabled).

     * <p/>

     * This value is specified by the reload-poll-interval attribute of

     * <applications> in server.xml.

     */

    private int _pollInterval = 2;

    /**

     * Has this component been started yet?

     */

    protected boolean _started = false;

    /**

     * The global (at the http-service level) ssoEnabled property.

     */

    protected boolean globalSSOEnabled = true;

    protected volatile WebContainerFeatureFactory webContainerFeatureFactory;

    /**

     * The value of the instance-level session property named "enableCookies"

     */

    boolean instanceEnableCookies = true;

    @Inject

    ServerConfigLookup serverConfigLookup;

    protected JspProbeProvider jspProbeProvider = null;

    protected RequestProbeProvider requestProbeProvider = null;

    protected ServletProbeProvider servletProbeProvider = null;

    protected SessionProbeProvider sessionProbeProvider = null;

    protected WebModuleProbeProvider webModuleProbeProvider = null;

    protected WebConfigListener configListener = null;

    // Indicates whether we are being shut down

    private boolean isShutdown = false;

    private final Object mapperUpdateSync = new Object();

    private SecurityService securityService = null;

    private WebStatsProviderBootstrap webStatsProviderBootstrap = null;

    private InjectionManager injectionMgr;

    private InvocationManager invocationMgr;

    private Collection<TldProvider> tldProviders;

    private String logServiceFile = null;

    /**

     * Static initialization

     */

    static {

        if (System.getProperty(DOL_DEPLOYMENT) != null) {

            useDOLforDeployment = Boolean.valueOf(System.getProperty(DOL_DEPLOYMENT));

        }

    }

    public void postConstruct() {

        createProbeProviders();

        injectionMgr = habitat.getByContract(InjectionManager.class);

        invocationMgr = habitat.getByContract(InvocationManager.class);

        tldProviders = habitat.getAllByContract(TldProvider.class);

        //createMonitoringConfig();

        createStatsProviders();

        setJspFactory();

        _appsWorkRoot =

                instance.getApplicationCompileJspPath().getAbsolutePath();

        _modulesRoot = instance.getApplicationRepositoryPath();

        // START S1AS 6178005

        appsStubRoot = instance.getApplicationStubPath().getAbsolutePath();

        // END S1AS 6178005

        // TODO: ParserUtils should become a @Service and it should initialize itself.

        // TODO: there should be only one EntityResolver for both DigesterFactory

        // and ParserUtils

        File root = _serverContext.getInstallRoot();

        File libRoot = new File(root, "lib");

        File schemas = new File(libRoot, "schemas");

        File dtds = new File(libRoot, "dtds");

        try {

            ParserUtils.setSchemaResourcePrefix(schemas.toURI().toURL().toString());

            ParserUtils.setDtdResourcePrefix(dtds.toURI().toURL().toString());

            ParserUtils.setEntityResolver(habitat.getComponent(EntityResolver.class, "web"));

        } catch (MalformedURLException e) {

            _logger.log(Level.SEVERE, "webContainer.exceptionSetSchemasDtdsLocation", e);

        }

        instanceName = _serverContext.getInstanceName();

        webContainerFeatureFactory = getWebContainerFeatureFactory();