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ApplicationContextFacade.java
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ApplicationContextFacade.java
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/*
* Copyright (c) 2022, 2023 Contributors to the Eclipse Foundation
* Copyright (c) 1997-2018 Oracle and/or its affiliates. All rights reserved.
* Copyright 2004 The Apache Software Foundation
*
* Licensed under the Apache License, Version 2.0 (the "License");
* you may not use this file except in compliance with the License.
* You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.catalina.core;
import jakarta.servlet.Filter;
import jakarta.servlet.FilterRegistration;
import jakarta.servlet.RequestDispatcher;
import jakarta.servlet.Servlet;
import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletException;
import jakarta.servlet.ServletRegistration;
import jakarta.servlet.SessionCookieConfig;
import jakarta.servlet.SessionTrackingMode;
import jakarta.servlet.descriptor.JspConfigDescriptor;
import java.io.InputStream;
import java.net.MalformedURLException;
import java.net.URL;
import java.security.AccessController;
import java.security.PrivilegedAction;
import java.util.Enumeration;
import java.util.EventListener;
import java.util.Map;
import java.util.Set;
/**
* Facade object which masks the internal <code>ApplicationContext</code>
* object from the web application.
*
* @author Remy Maucherat 2008
* @author Jean-Francois Arcand 2008
* @author David Matejcek 2023
*/
public final class ApplicationContextFacade implements ServletContext {
/** Wrapped application context. */
private final ApplicationContext context;
/**
* Construct a new instance of this class, associated with the specified
* Context instance.
*
* @param context The associated Context instance
*/
public ApplicationContextFacade(ApplicationContext context) {
this.context = context;
}
@Override
public String getContextPath() {
return context.getContextPath();
}
@Override
public ServletContext getContext(String uripath) {
final ServletContext theContext = context.getContext(uripath);
if (theContext instanceof ApplicationContext) {
return ((ApplicationContext) theContext).getFacade();
}
return theContext;
}
@Override
public int getMajorVersion() {
return context.getMajorVersion();
}
@Override
public int getMinorVersion() {
return context.getMinorVersion();
}
@Override
public int getEffectiveMajorVersion() {
return context.getEffectiveMajorVersion();
}
@Override
public int getEffectiveMinorVersion() {
return context.getEffectiveMinorVersion();
}
@Override
public String getMimeType(String file) {
return context.getMimeType(file);
}
@Override
public Set<String> getResourcePaths(String path) {
return context.getResourcePaths(path);
}
@Override
public URL getResource(String path) throws MalformedURLException {
return context.getResource(path);
}
@Override
public InputStream getResourceAsStream(String path) {
return context.getResourceAsStream(path);
}
@Override
public RequestDispatcher getRequestDispatcher(final String path) {
return context.getRequestDispatcher(path);
}
@Override
public RequestDispatcher getNamedDispatcher(String name) {
return context.getNamedDispatcher(name);
}
@Override
public void log(String msg) {
context.log(msg);
}
@Override
public void log(String message, Throwable throwable) {
context.log(message, throwable);
}
@Override
public String getRealPath(String path) {
return context.getRealPath(path);
}
@Override
public String getServerInfo() {
return context.getServerInfo();
}
@Override
public String getInitParameter(String name) {
return context.getInitParameter(name);
}
@Override
public Enumeration<String> getInitParameterNames() {
return context.getInitParameterNames();
}
@Override
public boolean setInitParameter(String name, String value) {
return context.setInitParameter(name, value);
}
@Override
public Object getAttribute(String name) {
return context.getAttribute(name);
}
@Override
public Enumeration<String> getAttributeNames() {
return context.getAttributeNames();
}
@Override
public void setAttribute(String name, Object object) {
context.setAttribute(name, object);
}
@Override
public void removeAttribute(String name) {
context.removeAttribute(name);
}
@Override
public String getServletContextName() {
return context.getServletContextName();
}
@Override
public ServletRegistration.Dynamic addServlet(String servletName, String className) {
return context.addServlet(servletName, className);
}
@Override
public ServletRegistration.Dynamic addServlet(String servletName, Servlet servlet) {
return context.addServlet(servletName, servlet);
}
@Override
public ServletRegistration.Dynamic addServlet(String servletName, Class<? extends Servlet> servletClass) {
return context.addServlet(servletName, servletClass);
}
@Override
public ServletRegistration.Dynamic addJspFile(String servletName, String jspFile) {
return context.addJspFile(servletName, jspFile);
}
@Override
public <T extends Servlet> T createServlet(Class<T> clazz) throws ServletException {
return context.createServlet(clazz);
}
@Override
public ServletRegistration getServletRegistration(String servletName) {
return context.getServletRegistration(servletName);
}
@Override
public Map<String, ? extends ServletRegistration> getServletRegistrations() {
return context.getServletRegistrations();
}
@Override
public FilterRegistration.Dynamic addFilter(String filterName, String className) {
return context.addFilter(filterName, className);
}
@Override
public FilterRegistration.Dynamic addFilter(String filterName, Filter filter) {
// Add a wrapper to the WebSocket (Tyrus) filter that corrects the URI
// for HTTP upgrade requests when running on the root context.
// Tyrus expects the URI to include the full context path (the application name).
final Filter wrappedFilter;
if ("WebSocket filter".equals(filterName)) {
wrappedFilter = new WebSocketFilterWrapper(filter);
} else {
wrappedFilter = filter;
}
FilterRegistration.Dynamic registration = context.addFilter(filterName, wrappedFilter);
if (registration == null && "WebSocket filter".equals(filterName)) {
// Dummy registration to counter ordering issue between Mojarra
// and Tyrus.
// Should eventually be fixed in those projects.
registration = new DummyFilterRegistrationDynamic();
}
return registration;
}
@Override
public FilterRegistration.Dynamic addFilter(String filterName, Class<? extends Filter> filterClass) {
return context.addFilter(filterName, filterClass);
}
@Override
public <T extends Filter> T createFilter(Class<T> clazz) throws ServletException {
return context.createFilter(clazz);
}
@Override
public FilterRegistration getFilterRegistration(String filterName) {
return context.getFilterRegistration(filterName);
}
@Override
public Map<String, ? extends FilterRegistration> getFilterRegistrations() {
return context.getFilterRegistrations();
}
@Override
public SessionCookieConfig getSessionCookieConfig() {
return context.getSessionCookieConfig();
}
@Override
public void setSessionTrackingModes(Set<SessionTrackingMode> sessionTrackingModes) {
context.setSessionTrackingModes(sessionTrackingModes);
}
@Override
public Set<SessionTrackingMode> getDefaultSessionTrackingModes() {
return context.getDefaultSessionTrackingModes();
}
@Override
public Set<SessionTrackingMode> getEffectiveSessionTrackingModes() {
return context.getEffectiveSessionTrackingModes();
}
@Override
public void addListener(String className) {
context.addListener(className);
}
@Override
public <T extends EventListener> void addListener(T listener) {
context.addListener(listener);
}
@Override
public void addListener(Class<? extends EventListener> listenerClass) {
context.addListener(listenerClass);
}
@Override
public <T extends EventListener> T createListener(Class<T> clazz) throws ServletException {
return context.createListener(clazz);
}
@Override
public JspConfigDescriptor getJspConfigDescriptor() {
return context.getJspConfigDescriptor();
}
@Override
public ClassLoader getClassLoader() {
return context.getClassLoader();
}
@Override
public void declareRoles(String... roleNames) {
context.declareRoles(roleNames);
}
@Override
public String getVirtualServerName() {
return context.getVirtualServerName();
}
@Override
public int getSessionTimeout() {
return context.getSessionTimeout();
}
@Override
public void setSessionTimeout(int sessionTimeout) {
context.setSessionTimeout(sessionTimeout);
}
@Override
public String getRequestCharacterEncoding() {
return context.getRequestCharacterEncoding();
}
@Override
public void setRequestCharacterEncoding(String encoding) {
context.setRequestCharacterEncoding(encoding);
}
@Override
public String getResponseCharacterEncoding() {
return context.getResponseCharacterEncoding();
}
@Override
public void setResponseCharacterEncoding(String encoding) {
context.setResponseCharacterEncoding(encoding);
}
@Override
public String toString() {
return super.toString() + "[context=" + context + ']';
}
}