Example usage for org.springframework.beans.factory.config ConfigurableBeanFactory containsSingleton

Introduction

In this page you can find the example usage for org.springframework.beans.factory.config ConfigurableBeanFactory containsSingleton.

Prototype

boolean containsSingleton(String beanName);

Source Link

Document

Check if this registry contains a singleton instance with the given name.

Usage

From source file:org.red5.server.jboss.JbossLoader.java

/**
 * Shut server down//ww w  . ja v a 2  s .c o  m
 */
public void stop() {
    logger.info("Shutting down jboss context");
    try {
        //prepare spring for shutdown
        Introspector.flushCaches();
        //shutdown our jmx agent
        JMXAgent.shutdown();
        //shutdown spring
        FileSystemXmlApplicationContext appContext = (FileSystemXmlApplicationContext) getApplicationContext();
        ConfigurableBeanFactory factory = appContext.getBeanFactory();
        if (factory.containsSingleton("default.context")) {
            for (String scope : factory.getRegisteredScopeNames()) {
                logger.debug("Registered scope: " + scope);
            }
            for (String singleton : factory.getSingletonNames()) {
                logger.debug("Registered singleton: " + singleton);
                //factory.destroyScopedBean(singleton);
            }
            factory.destroySingletons();
        }
        appContext.close();
        LogFactory.release(Thread.currentThread().getContextClassLoader());
    } catch (Exception e) {
        logger.warn("Jboss could not be stopped", e);
    }
}

---

From source file:org.red5.server.plugin.definst.DefinstPlugin.java

@Override
public void doStart() throws Exception {
    super.doStart();

    // add the context to the parent, this will be red5.xml
    ConfigurableBeanFactory factory = ((ConfigurableApplicationContext) context).getBeanFactory();
    // if parent context was not set then lookup red5.common
    log.debug("Lookup common - bean:{} local:{} singleton:{}",
            new Object[] { factory.containsBean("red5.common"), factory.containsLocalBean("red5.common"),
                    factory.containsSingleton("red5.common"), });
    parentContext = (ApplicationContext) factory.getBean("red5.common");

    //create app context
    appContext = new FileSystemXmlApplicationContext(new String[] { "classpath:/definst.xml" }, true,
            parentContext);//from   w  w w  .  j  a  v a  2  s. com

    //get a ref to the "default" global scope
    GlobalScope global = (GlobalScope) server.getGlobal("default");

    //create a scope resolver
    ScopeResolver scopeResolver = new ScopeResolver();
    scopeResolver.setGlobalScope(global);

    //create a context - this takes the place of the previous web context
    Context ctx = new Context(appContext, appName);
    ctx.setClientRegistry(new ClientRegistry());
    ctx.setMappingStrategy(new MappingStrategy());
    ctx.setPersistanceStore(global.getStore());
    ctx.setScopeResolver(scopeResolver);
    ctx.setServiceInvoker(new ServiceInvoker());

    //create a handler
    handler = new DefinstHandler();

    //create a scope for the admin
    //      Scope scope = new Scope.Builder((IScope) global, "scope", appName, false).build();
    //      scope.setContext(ctx);
    //      scope.setHandler(handler);

    server.addMapping(hostName, appName, "default");

    //      if (global.addChildScope(scope)) {
    //         log.info("Scope was added to global (default) scope");
    //      } else {
    //         log.warn("Scope was not added to global (default) scope");
    //      }
    //      
    //      //start the scope
    //      scope.start();

}

---

From source file:org.red5.server.war.MainServlet.java

/**
 * Clearing the in-memory configuration parameters, we will receive
 * notification that the servlet context is about to be shut down
 *//*from   ww w.  j a  v a2  s . c  o  m*/
public void contextDestroyed(ServletContextEvent sce) {
    logger.info("Webapp shutdown");
    // XXX Paul: grabbed this from
    // http://opensource.atlassian.com/confluence/spring/display/DISC/Memory+leak+-+classloader+won%27t+let+go
    // in hopes that we can clear all the issues with J2EE containers during
    // shutdown
    try {
        // prepare spring for shutdown
        Introspector.flushCaches();
        // dereg any drivers
        for (Enumeration e = DriverManager.getDrivers(); e.hasMoreElements();) {
            Driver driver = (Driver) e.nextElement();
            if (driver.getClass().getClassLoader() == getClass().getClassLoader()) {
                DriverManager.deregisterDriver(driver);
            }
        }
        // shutdown jmx
        JMXAgent.shutdown();
        // shutdown spring
        // get web application context from the servlet context
        ConfigurableWebApplicationContext applicationContext = (ConfigurableWebApplicationContext) servletContext
                .getAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE);
        ConfigurableBeanFactory factory = applicationContext.getBeanFactory();
        if (factory.containsSingleton("default.context")) {
            for (String scope : factory.getRegisteredScopeNames()) {
                logger.debug("Registered scope: " + scope);
            }
            for (String singleton : factory.getSingletonNames()) {
                logger.debug("Registered singleton: " + singleton);
                // factory.destroyScopedBean(singleton);
            }
            factory.destroySingletons();
        }
        servletContext.removeAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE);
        applicationContext.close();
        // http://jakarta.apache.org/commons/logging/guide.html#Classloader_and_Memory_Management
        // http://wiki.apache.org/jakarta-commons/Logging/UndeployMemoryLeak?action=print
        // LogFactory.release(Thread.currentThread().getContextClassLoader());
    } catch (Throwable e) {
        // may get a java.lang.StackOverflowError when shutting appcontext
        // down in jboss
        e.printStackTrace();
    }
}

---