javax.servlet.FilterRegistration Maven / Gradle / Ivy
/*
* Copyright (c) 2017, 2018 Oracle and/or its affiliates. All rights reserved.
*
* This program and the accompanying materials are made available under the
* terms of the Eclipse Public License v. 2.0, which is available at
* http://www.eclipse.org/legal/epl-2.0.
*
* This Source Code may also be made available under the following Secondary
* Licenses when the conditions for such availability set forth in the
* Eclipse Public License v. 2.0 are satisfied: GNU General Public License,
* version 2 with the GNU Classpath Exception, which is available at
* https://www.gnu.org/software/classpath/license.html.
*
* SPDX-License-Identifier: EPL-2.0 OR GPL-2.0 WITH Classpath-exception-2.0
*/
package javax.servlet;
import java.util.*;
/**
* Interface through which a {@link Filter} may be further configured.
*
* @since Servlet 3.0
*/
public interface FilterRegistration extends Registration {
/**
* Adds a filter mapping with the given servlet names and dispatcher
* types for the Filter represented by this FilterRegistration.
*
* Filter mappings are matched in the order in which they were
* added.
*
*
Depending on the value of the isMatchAfter parameter, the
* given filter mapping will be considered after or before any
* declared filter mappings of the ServletContext from which this
* FilterRegistration was obtained.
*
*
If this method is called multiple times, each successive call
* adds to the effects of the former.
*
* @param dispatcherTypes the dispatcher types of the filter mapping,
* or null if the default DispatcherType.REQUEST is to be used
* @param isMatchAfter true if the given filter mapping should be matched
* after any declared filter mappings, and false if it is supposed to
* be matched before any declared filter mappings of the ServletContext
* from which this FilterRegistration was obtained
* @param servletNames the servlet names of the filter mapping
*
* @throws IllegalArgumentException if servletNames is null or
* empty
* @throws IllegalStateException if the ServletContext from which this
* FilterRegistration was obtained has already been initialized
*/
public void addMappingForServletNames(
EnumSet dispatcherTypes, boolean isMatchAfter,
String... servletNames);
/**
* Gets the currently available servlet name mappings
* of the Filter represented by this FilterRegistration.
*
* If permitted, any changes to the returned Collection must not
* affect this FilterRegistration.
*
* @return a (possibly empty) Collection of the currently
* available servlet name mappings of the Filter represented by this
* FilterRegistration
*/
public Collection getServletNameMappings();
/**
* Adds a filter mapping with the given url patterns and dispatcher
* types for the Filter represented by this FilterRegistration.
*
* Filter mappings are matched in the order in which they were
* added.
*
*
Depending on the value of the isMatchAfter parameter, the
* given filter mapping will be considered after or before any
* declared filter mappings of the ServletContext from which
* this FilterRegistration was obtained.
*
*
If this method is called multiple times, each successive call
* adds to the effects of the former.
*
* @param dispatcherTypes the dispatcher types of the filter mapping,
* or null if the default DispatcherType.REQUEST is to be used
* @param isMatchAfter true if the given filter mapping should be matched
* after any declared filter mappings, and false if it is supposed to
* be matched before any declared filter mappings of the ServletContext
* from which this FilterRegistration was obtained
* @param urlPatterns the url patterns of the filter mapping
*
* @throws IllegalArgumentException if urlPatterns is null or
* empty
* @throws IllegalStateException if the ServletContext from which this
* FilterRegistration was obtained has already been initialized
*/
public void addMappingForUrlPatterns(
EnumSet dispatcherTypes, boolean isMatchAfter,
String... urlPatterns);
/**
* Gets the currently available URL pattern mappings of the Filter
* represented by this FilterRegistration.
*
* If permitted, any changes to the returned Collection must not
* affect this FilterRegistration.
*
* @return a (possibly empty) Collection of the currently
* available URL pattern mappings of the Filter represented by this
* FilterRegistration
*/
public Collection getUrlPatternMappings();
/**
* Interface through which a {@link Filter} registered via one of the
* addFilter methods on {@link ServletContext} may be further
* configured.
*/
interface Dynamic extends FilterRegistration, Registration.Dynamic {
}
}