Examples with PrivilegedCarbonContext org.wso2.carbon.context.PrivilegedCarbonContext used on opensource projects

Example 1 with PrivilegedCarbonContext

use of org.wso2.carbon.context.PrivilegedCarbonContext in project jaggery by wso2.

the class RhinoTopLevel method setTimeout.

public static String setTimeout(Context cx, final Scriptable thisObj, Object[] args, Function funObj) throws ScriptException {
    String functionName = "setTimeout";
    int argsCount = args.length;
    if (argsCount < 2) {
        HostObjectUtil.invalidNumberOfArgs(EngineConstants.GLOBAL_OBJECT_NAME, functionName, argsCount, false);
    }
    Function function = null;
    long timeout;
    if (args[0] instanceof Function) {
        function = (Function) args[0];
    } else if (args[0] instanceof String) {
        function = getFunction(cx, thisObj, (String) args[0], functionName);
    } else {
        HostObjectUtil.invalidArgsError(EngineConstants.GLOBAL_OBJECT_NAME, EngineConstants.GLOBAL_OBJECT_NAME, "1", "string|function", args[0], false);
    }
    if (!(args[1] instanceof Number)) {
        HostObjectUtil.invalidArgsError(EngineConstants.GLOBAL_OBJECT_NAME, EngineConstants.GLOBAL_OBJECT_NAME, "2", "number", args[1], false);
    }
    if (function == null) {
        String error = "Callback cannot be null in " + functionName;
        log.error(error);
        throw new ScriptException(error);
    }
    final JaggeryContext context = getJaggeryContext();
    final Object[] params = Arrays.copyOfRange(args, 2, args.length);
    final Function callback = function;
    final ContextFactory factory = cx.getFactory();
    timeout = ((Number) args[1]).longValue();
    String uuid = UUID.randomUUID().toString();
    PrivilegedCarbonContext carbonContext = PrivilegedCarbonContext.getThreadLocalCarbonContext();
    final int tenantId = carbonContext.getTenantId();
    final String tenantDomain = carbonContext.getTenantDomain();
    final String applicationName = carbonContext.getApplicationName();
    final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    ScheduledFuture future = timerExecutor.schedule(new Callable<Void>() {

        public Void call() throws Exception {
            //set the context classloader
            Thread currentThread = Thread.currentThread();
            ClassLoader originalClassLoader = currentThread.getContextClassLoader();
            Thread.currentThread().setContextClassLoader(contextClassLoader);
            // child inherits context properties form the parent thread.
            PrivilegedCarbonContext.startTenantFlow();
            PrivilegedCarbonContext carbonContext = PrivilegedCarbonContext.getThreadLocalCarbonContext();
            carbonContext.setTenantId(tenantId);
            carbonContext.setTenantDomain(tenantDomain);
            carbonContext.setApplicationName(applicationName);
            try {
                Context ctx = RhinoEngine.enterContext(factory);
                RhinoEngine.putContextProperty(EngineConstants.JAGGERY_CONTEXT, context);
                callback.call(ctx, thisObj, thisObj, params);
            } catch (Exception e) {
                log.error(e.getMessage(), e);
            } finally {
                PrivilegedCarbonContext.endTenantFlow();
                RhinoEngine.exitContext();
                currentThread.setContextClassLoader(originalClassLoader);
            }
            return null;
        }
    }, timeout, TimeUnit.MILLISECONDS);
    Map<String, ScheduledFuture> tasks = timeouts.get(context.getTenantDomain());
    if (tasks == null) {
        tasks = new HashMap<String, ScheduledFuture>();
        timeouts.put(context.getTenantDomain(), tasks);
    }
    tasks.put(uuid, future);
    return uuid;
}

Example 2 with PrivilegedCarbonContext

use of org.wso2.carbon.context.PrivilegedCarbonContext in project jaggery by wso2.

the class RhinoTopLevel method setInterval.

public static String setInterval(Context cx, final Scriptable thisObj, Object[] args, Function funObj) throws ScriptException {
    String functionName = "setTimeout";
    int argsCount = args.length;
    if (argsCount < 2) {
        HostObjectUtil.invalidNumberOfArgs(EngineConstants.GLOBAL_OBJECT_NAME, functionName, argsCount, false);
    }
    Function function = null;
    long interval;
    if (args[0] instanceof Function) {
        function = (Function) args[0];
    } else if (args[0] instanceof String) {
        function = getFunction(cx, thisObj, (String) args[0], functionName);
    } else {
        HostObjectUtil.invalidArgsError(EngineConstants.GLOBAL_OBJECT_NAME, EngineConstants.GLOBAL_OBJECT_NAME, "1", "string|function", args[0], false);
    }
    if (!(args[1] instanceof Number)) {
        HostObjectUtil.invalidArgsError(EngineConstants.GLOBAL_OBJECT_NAME, EngineConstants.GLOBAL_OBJECT_NAME, "2", "number", args[1], false);
    }
    if (function == null) {
        String error = "Callback cannot be null in " + functionName;
        log.error(error);
        throw new ScriptException(error);
    }
    final JaggeryContext context = getJaggeryContext();
    final Object[] params = Arrays.copyOfRange(args, 2, args.length);
    final Function callback = function;
    final ContextFactory factory = cx.getFactory();
    interval = ((Number) args[1]).longValue();
    String uuid = UUID.randomUUID().toString();
    PrivilegedCarbonContext carbonContext = PrivilegedCarbonContext.getThreadLocalCarbonContext();
    final int tenantId = carbonContext.getTenantId();
    final String tenantDomain = carbonContext.getTenantDomain();
    final String applicationName = carbonContext.getApplicationName();
    final ClassLoader contextClassLoader = Thread.currentThread().getContextClassLoader();
    ScheduledFuture future = timerExecutor.scheduleAtFixedRate(new Runnable() {

        private boolean firstTime = true;

        @Override
        public void run() {
            //set the context classloader
            Thread currentThread = Thread.currentThread();
            ClassLoader originalClassLoader = currentThread.getContextClassLoader();
            Thread.currentThread().setContextClassLoader(contextClassLoader);
            // child inherits context properties form the parent thread.
            PrivilegedCarbonContext.startTenantFlow();
            PrivilegedCarbonContext carbonContext = PrivilegedCarbonContext.getThreadLocalCarbonContext();
            carbonContext.setTenantId(tenantId);
            carbonContext.setTenantDomain(tenantDomain);
            carbonContext.setApplicationName(applicationName);
            try {
                Context cx = RhinoEngine.enterContext(factory);
                RhinoEngine.putContextProperty(EngineConstants.JAGGERY_CONTEXT, context);
                callback.call(cx, thisObj, thisObj, params);
            } catch (Exception e) {
                log.error(e.getMessage(), e);
            } finally {
                PrivilegedCarbonContext.endTenantFlow();
                RhinoEngine.exitContext();
                currentThread.setContextClassLoader(originalClassLoader);
            }
        }
    }, interval, interval, TimeUnit.MILLISECONDS);
    Map<String, ScheduledFuture> tasks = intervals.get(context.getTenantDomain());
    if (tasks == null) {
        tasks = new HashMap<String, ScheduledFuture>();
        intervals.put(context.getTenantDomain(), tasks);
    }
    tasks.put(uuid, future);
    return uuid;
}