Example usage for org.springframework.web.context WebApplicationContext getParent

Introduction

In this page you can find the example usage for org.springframework.web.context WebApplicationContext getParent.

Prototype

@Nullable
ApplicationContext getParent();

Source Link

Document

Return the parent context, or null if there is no parent and this is the root of the context hierarchy.

Usage

From source file:org.sakaiproject.component.impl.ContextLoader.java

/**
 * Initialize the local ApplicationContext, link it to the shared context, and load shared definitions into the shared context.
 * //w  w w  .j a v  a  2s .c  o  m
 * @param servletContext
 *        current servlet context
 * @return the new WebApplicationContext
 * @throws BeansException
 *         if the context couldn't be initialized
 */
public WebApplicationContext initWebApplicationContext(ServletContext servletContext) throws BeansException {
    WebApplicationContext rv = super.initWebApplicationContext(servletContext);

    // if we have a parent and any shared bean definitions, load them into the parent
    ConfigurableApplicationContext parent = (ConfigurableApplicationContext) rv.getParent();
    if (parent != null) {
        String sharedConfig = servletContext.getInitParameter(SHARED_LOCATION_PARAM);
        if (sharedConfig != null) {
            String[] locations = StringUtils.tokenizeToStringArray(sharedConfig,
                    ConfigurableWebApplicationContext.CONFIG_LOCATION_DELIMITERS);
            if (locations != null) {
                XmlBeanDefinitionReader reader = new XmlBeanDefinitionReader(
                        (BeanDefinitionRegistry) parent.getBeanFactory());

                for (int i = 0; i < locations.length; i++) {
                    try {
                        reader.loadBeanDefinitions(rv.getResources(locations[i]));
                    } catch (IOException e) {
                        M_log.warn("exception loading into parent: " + e);
                    }
                }
            }
        }
    }

    return rv;
}

---

From source file:org.codehaus.groovy.grails.web.context.GrailsConfigUtils.java

public static void configureServletContextAttributes(ServletContext servletContext,
        GrailsApplication application, GrailsPluginManager pluginManager, WebApplicationContext webContext) {
    servletContext.setAttribute(ApplicationAttributes.PLUGIN_MANAGER, pluginManager);
    // use config file locations if available
    servletContext.setAttribute(ApplicationAttributes.PARENT_APPLICATION_CONTEXT, webContext.getParent());
    servletContext.setAttribute(GrailsApplication.APPLICATION_ID, application);

    servletContext.setAttribute(ApplicationAttributes.APPLICATION_CONTEXT, webContext);
    servletContext.setAttribute(WebApplicationContext.ROOT_WEB_APPLICATION_CONTEXT_ATTRIBUTE, webContext);
}

---

From source file:org.codehaus.groovy.grails.web.context.GrailsContextLoader.java

@Override
public void closeWebApplicationContext(ServletContext servletContext) {
    // clean up in war mode, in run-app these references may be needed again
    if (application == null || !application.isWarDeployed()) {
        return;//from w  ww  . j  a  v  a  2  s  .  com
    }

    WebApplicationContext ctx = WebApplicationContextUtils.getWebApplicationContext(servletContext);
    ConfigurableApplicationContext parent = ctx != null ? (ConfigurableApplicationContext) ctx.getParent()
            : null;

    try {
        super.closeWebApplicationContext(servletContext);
    } finally {
        ShutdownOperations.runOperations();
    }

    if (parent != null) {
        LOG.info("Destroying Spring parent WebApplicationContext " + parent.getDisplayName());
        parent.close();
    }
    try {
        Thread.currentThread().setContextClassLoader(getClass().getClassLoader());
    } catch (AccessControlException e) {
        // container doesn't allow, probably related to WAR deployment on AppEngine. proceed.
    }

    application = null;
}

---