/* * DO NOT ALTER OR REMOVE COPYRIGHT NOTICES OR THIS HEADER. * * Copyright 2008-2009 Sun Microsystems, Inc. All rights reserved. * * The contents of this file are subject to the terms of either the GNU * General Public License Version 2 only ("GPL") or the Common Development * and Distribution License("CDDL") (collectively, the "License"). You * may not use this file except in compliance with the License. You can obtain * a copy of the License at https://glassfish.dev.java.net/public/CDDL+GPL.html * or glassfish/bootstrap/legal/LICENSE.txt. See the License for the specific * language governing permissions and limitations under the License. * * When distributing the software, include this License Header Notice in each * file and include the License file at glassfish/bootstrap/legal/LICENSE.txt. * Sun designates this particular file as subject to the "Classpath" exception * as provided by Sun in the GPL Version 2 section of the License file that * accompanied this code. If applicable, add the following below the License * Header, with the fields enclosed by brackets [] replaced by your own * identifying information: "Portions Copyrighted [year] * [name of copyright owner]" * * Contributor(s): * * If you wish your version of this file to be governed by only the CDDL or * only the GPL Version 2, indicate your decision by adding "[Contributor] * elects to include this software in this distribution under the [CDDL or GPL * Version 2] license." If you don't indicate a single choice of license, a * recipient has the option to distribute your version of this file under * either the CDDL, the GPL Version 2 or to extend the choice of license to * its licensees as provided above. However, if you add GPL Version 2 code * and therefore, elected the GPL Version 2 license, then the option applies * only if the new code is made subject to such option by the copyright * holder. */ package javax.servlet; import java.util.*; /** * Interface through which a {@link Servlet} may be further configured. * * @since Servlet 3.0 */ public interface ServletRegistration extends Registration { /** * Adds a servlet mapping with the given URL patterns for the Servlet * represented by this ServletRegistration. * *

If any of the specified URL patterns are already mapped to a * different Servlet, no updates will be performed. * *

If this method is called multiple times, each successive call * adds to the effects of the former. * * @param urlPatterns the URL patterns of the servlet mapping * * @return the (possibly empty) Set of URL patterns that are already * mapped to a different Servlet * * @throws IllegalArgumentException if urlPatterns is null * or empty * @throws IllegalStateException if the ServletContext from which this * ServletRegistration was obtained has already been initialized */ public Set addMapping(String... urlPatterns); /** * Gets the currently available mappings of the * Servlet represented by this ServletRegistration. * *

Any changes to the returned Collection must not * affect this ServletRegistration. * * @return a (possibly empty) Collection of the currently * available mappings of the Servlet represented by this * ServletRegistration */ public Collection getMappings(); /** * Gets the name of the runAs role of the Servlet represented by this * ServletRegistration. * * @return the name of the runAs role, or null if the Servlet is * configured to run as its caller */ public String getRunAsRole(); /** * Interface through which a {@link Servlet} registered via one of the * addServlet methods on {@link ServletContext} may be further * configured. */ interface Dynamic extends ServletRegistration, Registration.Dynamic { /** * Sets the loadOnStartup priority on the Servlet * represented by this dynamic ServletRegistration. * *

A loadOnStartup value of greater than or equal to * zero indicates to the container the initialization priority of * the Servlet. In this case, the container must instantiate and * initialize the Servlet during the initialization phase of the * ServletContext, that is, after it has invoked all of the * ServletContextListener objects configured for the ServletContext * at their {@link ServletContextListener#contextInitialized} * method. * *

If loadOnStartup is a negative integer, the container * is free to instantiate and initialize the Servlet lazily. * *

The default value for loadOnStartup is -1. * *

A call to this method overrides any previous setting. * * @param loadOnStartup the initialization priority of the Servlet * * @throws IllegalStateException if the ServletContext from which * this ServletRegistration was obtained has already been initialized */ public void setLoadOnStartup(int loadOnStartup); /** * Sets the {@link ServletSecurityElement} to be applied to the * mappings defined for this ServletRegistration. * *

This method applies to all mappings added to this * ServletRegistration up until the point that the * ServletContext from which it was obtained has been * initialized. * *

If a URL pattern of this ServletRegistration is an exact target * of a security-constraint that was established via * the portable deployment descriptor, then this method does not * change the security-constraint for that pattern, * and the pattern will be included in the return value. * *

If a URL pattern of this ServletRegistration is an exact * target of a security constraint that was established via the * {@link javax.servlet.annotation.ServletSecurity} annotation * or a previous call to this method, then this method replaces * the security constraint for that pattern. * *

If a URL pattern of this ServletRegistration is neither the * exact target of a security constraint that was established via * the {@link javax.servlet.annotation.ServletSecurity} annotation * or a previous call to this method, nor the exact target of a * security-constraint in the portable deployment * descriptor, then this method establishes the security constraint * for that pattern from the argument * ServletSecurityElement. * * @param constraint the {@link ServletSecurityElement} to be applied * to the patterns mapped to this ServletRegistration * * @return the (possibly empty) Set of URL patterns that were already * the exact target of a security-constraint that was * established via the portable deployment descriptor. This method * has no effect on the patterns included in the returned set * * @throws IllegalArgumentException if constraint is null * * @throws IllegalStateException if the {@link ServletContext} from * which this ServletRegistration was obtained has * already been initialized */ public Set setServletSecurity(ServletSecurityElement constraint); /** * Sets the {@link MultipartConfigElement} to be applied to the * mappings defined for this ServletRegistration. If this * method is called multiple times, each successive call overrides the * effects of the former. * * @param multipartConfig the {@link MultipartConfigElement} to be * applied to the patterns mapped to the registration * * @throws IllegalArgumentException if multipartConfig is * null * * @throws IllegalStateException if the {@link ServletContext} from * which this ServletRegistration was obtained has already been * initialized */ public void setMultipartConfig( MultipartConfigElement multipartConfig); /** * Sets the name of the runAs role for this * ServletRegistration. * * @param roleName the name of the runAs role * * @throws IllegalArgumentException if roleName is null * * @throws IllegalStateException if the {@link ServletContext} from * which this ServletRegistration was obtained has already been * initialized */ public void setRunAsRole(String roleName); } }