diff options
Diffstat (limited to 'bundles/org.eclipse.equinox.http.servlet/src/org/eclipse/equinox/http/servlet/internal/ProxyServlet.java')
| -rw-r--r-- | bundles/org.eclipse.equinox.http.servlet/src/org/eclipse/equinox/http/servlet/internal/ProxyServlet.java | 171 |
1 files changed, 0 insertions, 171 deletions
diff --git a/bundles/org.eclipse.equinox.http.servlet/src/org/eclipse/equinox/http/servlet/internal/ProxyServlet.java b/bundles/org.eclipse.equinox.http.servlet/src/org/eclipse/equinox/http/servlet/internal/ProxyServlet.java deleted file mode 100644 index fb407abaa..000000000 --- a/bundles/org.eclipse.equinox.http.servlet/src/org/eclipse/equinox/http/servlet/internal/ProxyServlet.java +++ /dev/null @@ -1,171 +0,0 @@ -/******************************************************************************* - * Copyright (c) 2005-2007 Cognos Incorporated, IBM Corporation and others - * All rights reserved. This program and the accompanying materials - * are made available under the terms of the Eclipse Public License v1.0 - * which accompanies this distribution, and is available at - * http://www.eclipse.org/legal/epl-v10.html - * - * Contributors: - * Cognos Incorporated - initial API and implementation - * IBM Corporation - bug fixes and enhancements - *******************************************************************************/ -package org.eclipse.equinox.http.servlet.internal; - -import java.io.IOException; -import java.security.AccessController; -import java.util.*; -import javax.servlet.*; -import javax.servlet.http.*; -import org.osgi.framework.Bundle; -import org.osgi.service.http.HttpContext; -import org.osgi.service.http.NamespaceException; - -/** - * The ProxyServlet is the private side of a Servlet that when registered (and init() called) in a servlet container - * will in-turn register and provide an OSGi Http Service implementation. - * This class is not meant for extending or even using directly and is purely meant for registering - * in a servlet container. - */ -public class ProxyServlet extends HttpServlet { - - private static final long serialVersionUID = 4117456123807468871L; - private Map registrations = new HashMap(); //alias --> registration - private Set servlets = new HashSet(); //All the servlets objects that have been registered - private ProxyContext proxyContext; - - public void init(ServletConfig config) throws ServletException { - super.init(config); - proxyContext = new ProxyContext(config.getServletContext()); - Activator.addProxyServlet(this); - } - - public void destroy() { - Activator.removeProxyServlet(this); - proxyContext.destroy(); - proxyContext = null; - super.destroy(); - } - - /** - * @see HttpServlet#service(ServletRequest, ServletResponse) - */ - protected void service(HttpServletRequest req, HttpServletResponse resp) throws ServletException, IOException { - proxyContext.initializeServletPath(req); - String alias = HttpServletRequestAdaptor.getDispatchPathInfo(req); - if (alias == null) - alias = "/"; //$NON-NLS-1$ - - // perfect match - if (processAlias(req, resp, alias, null)) - return; - - String extensionAlias = findExtensionAlias(alias); - alias = alias.substring(0, alias.lastIndexOf('/')); - - // longest path match - while (alias.length() != 0) { - if (processAlias(req, resp, alias, extensionAlias)) - return; - alias = alias.substring(0, alias.lastIndexOf('/')); - } - - // default handler match - if (extensionAlias != null) - extensionAlias = extensionAlias.substring(1); // remove the leading '/' - if (processAlias(req, resp, "/", extensionAlias)) //Handle '/' aliases //$NON-NLS-1$ - return; - resp.sendError(HttpServletResponse.SC_NOT_FOUND, "ProxyServlet: " + req.getRequestURI()); //$NON-NLS-1$ - } - - private String findExtensionAlias(String alias) { - String lastSegment = alias.substring(alias.lastIndexOf('/') + 1); - int dot = lastSegment.indexOf('.'); - if (dot == -1) - return null; - String extension = lastSegment.substring(dot + 1); - if (extension.length() == 0) - return null; - return "/*." + extension; //$NON-NLS-1$ - } - - private boolean processAlias(HttpServletRequest req, HttpServletResponse resp, String alias, String extensionAlias) throws ServletException, IOException { - Registration registration = null; - synchronized (this) { - if (extensionAlias == null) - registration = (Registration) registrations.get(alias); - else { - registration = (Registration) registrations.get(alias + extensionAlias); - if (registration != null) { - // for ServletRegistrations extensions should be handled on the full alias - if (registration instanceof ServletRegistration) - alias = HttpServletRequestAdaptor.getDispatchPathInfo(req); - } else - registration = (Registration) registrations.get(alias); - } - - if (registration != null) - registration.addReference(); - } - if (registration != null) { - try { - if (registration.handleRequest(req, resp, alias)) - return true; - } finally { - registration.removeReference(); - } - } - return false; - } - - //Effective unregistration of servlet and resources as defined in HttpService#unregister() - synchronized void unregister(String alias, boolean destroy) { - Registration removedRegistration = (Registration) registrations.remove(alias); - if (removedRegistration != null) { - if (destroy) - removedRegistration.destroy(); - removedRegistration.close(); - } - } - - //Effective registration of the servlet as defined HttpService#registerServlet() - synchronized void registerServlet(String alias, Servlet servlet, Dictionary initparams, HttpContext context, Bundle bundle) throws ServletException, NamespaceException { - checkAlias(alias); - if (servlet == null) - throw new IllegalArgumentException("Servlet cannot be null"); //$NON-NLS-1$ - - ServletRegistration registration = new ServletRegistration(servlet, proxyContext, context, bundle, servlets); - registration.checkServletRegistration(); - - ServletContext wrappedServletContext = new ServletContextAdaptor(proxyContext, getServletContext(), context, AccessController.getContext()); - ServletConfig servletConfig = new ServletConfigImpl(servlet, initparams, wrappedServletContext); - - registration.init(servletConfig); - registrations.put(alias, registration); - } - - //Effective registration of the resources as defined HttpService#registerResources() - synchronized void registerResources(String alias, String name, HttpContext context) throws NamespaceException { - checkAlias(alias); - checkName(name); - registrations.put(alias, new ResourceRegistration(name, context, getServletContext(), AccessController.getContext())); - } - - private void checkName(String name) { - if (name == null) - throw new IllegalArgumentException("Name cannot be null"); //$NON-NLS-1$ - - if (name.endsWith("/") && !name.equals("/")) //$NON-NLS-1$ //$NON-NLS-2$ - throw new IllegalArgumentException("Invalid Name '" + name + "'"); //$NON-NLS-1$//$NON-NLS-2$ - } - - private void checkAlias(String alias) throws NamespaceException { - if (alias == null) - throw new IllegalArgumentException("Alias cannot be null"); //$NON-NLS-1$ - - if (!alias.startsWith("/") || (alias.endsWith("/") && !alias.equals("/"))) //$NON-NLS-1$ //$NON-NLS-2$//$NON-NLS-3$ - throw new IllegalArgumentException("Invalid alias '" + alias + "'"); //$NON-NLS-1$//$NON-NLS-2$ - - if (registrations.containsKey(alias)) - throw new NamespaceException("The alias '" + alias + "' is already in use."); //$NON-NLS-1$//$NON-NLS-2$ - } -} |