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/*
 * Copyright (c) 1997, 2020 Oracle and/or its affiliates. All rights reserved.
 *
 * This program and the accompanying materials are made available under the
 * terms of the Eclipse Distribution License v. 1.0, which is available at
 * http://www.eclipse.org/org/documents/edl-v10.php.
 *
 * SPDX-License-Identifier: BSD-3-Clause
 */

package com.sun.xml.ws.transport.http.servlet;

import com.sun.istack.localization.Localizable;
import com.sun.istack.localization.Localizer;
import com.sun.xml.ws.resources.WsservletMessages;
import com.sun.xml.ws.transport.http.HttpAdapter;
import com.sun.xml.ws.util.exception.JAXWSExceptionBase;

import jakarta.servlet.ServletContext;
import jakarta.servlet.ServletException;
import jakarta.servlet.ServletRequest;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import jakarta.xml.ws.Binding;
import jakarta.xml.ws.http.HTTPBinding;
import java.io.IOException;
import java.io.PrintWriter;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.List;
import java.util.Locale;
import java.util.Map;
import java.util.logging.Level;
import java.util.logging.Logger;

/**
 * Called by {@link WSServlet} to choose {@link HttpAdapter}
 * and sends a request to it.
 *
 * 

* One instance of this object is created, and then shared across * {@link WSServlet} instances (the container might deploy many of them, * depending on how the user writes {@code web.xml}.) * * @author WS Development Team */ public class WSServletDelegate { /** * All {@link ServletAdapter}s that are deployed in the current web application. */ public final List adapters; private final Map fixedUrlPatternEndpoints = new HashMap(); private final List pathUrlPatternEndpoints = new ArrayList(); private final Map localizerMap = new HashMap(); private final JAXWSRIServletProbeProvider probe = new JAXWSRIServletProbeProvider(); public WSServletDelegate(List adapters, ServletContext context) { this.adapters = adapters; for(ServletAdapter info : adapters) { registerEndpointUrlPattern(info); } localizerMap.put(defaultLocalizer.getLocale(), defaultLocalizer); if (logger.isLoggable(Level.INFO)) { logger.info(WsservletMessages.SERVLET_INFO_INITIALIZE()); } // compatibility. String publishStatusPageParam = context.getInitParameter(WSServlet.JAXWS_RI_PROPERTY_PUBLISH_STATUS_PAGE); if (publishStatusPageParam != null) { HttpAdapter.setPublishStatus(Boolean.parseBoolean(publishStatusPageParam)); } } public void destroy() { if (logger.isLoggable(Level.INFO)) { logger.info(WsservletMessages.SERVLET_INFO_DESTROY()); } } public void doHead(HttpServletRequest request, HttpServletResponse response, ServletContext context) throws ServletException { try { ServletAdapter target = getTarget(request); if (target != null) { if (logger.isLoggable(Level.FINEST)) { logger.finest( WsservletMessages.SERVLET_TRACE_GOT_REQUEST_FOR_ENDPOINT(target.name)); } target.handle(context, request, response); } else { response.setStatus(HttpServletResponse.SC_NOT_FOUND); } } catch (JAXWSExceptionBase e) { logger.log(Level.SEVERE, defaultLocalizer.localize(e), e); response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } catch (Throwable e) { if (e instanceof Localizable) { logger.log( Level.SEVERE, defaultLocalizer.localize((Localizable) e), e); } else { logger.log(Level.SEVERE, "caught throwable", e); } response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } } public void doGet(HttpServletRequest request, HttpServletResponse response, ServletContext context) throws ServletException { try { ServletAdapter target = getTarget(request); if (target != null) { if (logger.isLoggable(Level.FINEST)) { logger.finest( WsservletMessages.SERVLET_TRACE_GOT_REQUEST_FOR_ENDPOINT(target.name)); } final String path = request.getContextPath()+target.getValidPath(); probe.startedEvent(path); target.invokeAsync(context, request, response, new HttpAdapter.CompletionCallback() { @Override public void onCompletion() { probe.endedEvent(path); } }); } else { Localizer localizer = getLocalizerFor(request); writeNotFoundErrorPage(localizer, response, "Invalid Request"); } } catch (JAXWSExceptionBase e) { logger.log(Level.SEVERE, defaultLocalizer.localize(e), e); response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } catch (Throwable e) { if (e instanceof Localizable) { logger.log( Level.SEVERE, defaultLocalizer.localize((Localizable) e), e); } else { logger.log(Level.SEVERE, "caught throwable", e); } response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } } /** * processes web service requests by finding the {@link ServletAdapter} * created by the {@link WSServletContextListener} and creating a * {@link ServletConnectionImpl}. * * @param request the HTTP request object * @param response the HTTP response object */ public void doPost(HttpServletRequest request, HttpServletResponse response, ServletContext context) throws ServletException { doGet(request, response,context); } /** * Handles HTTP PUT for XML/HTTP binding based endpoints */ public void doPut(HttpServletRequest request, HttpServletResponse response, ServletContext context) throws ServletException { // TODO: unify this into doGet. try { ServletAdapter target = getTarget(request); if (target != null) { if (logger.isLoggable(Level.FINEST)) { logger.finest( WsservletMessages.SERVLET_TRACE_GOT_REQUEST_FOR_ENDPOINT(target.name)); } } else { Localizer localizer = getLocalizerFor(request); writeNotFoundErrorPage(localizer, response, "Invalid request"); return; } Binding binding = target.getEndpoint().getBinding(); if (binding instanceof HTTPBinding) { target.handle(context, request, response); } else { response.setStatus(HttpServletResponse.SC_METHOD_NOT_ALLOWED); } } catch (JAXWSExceptionBase e) { logger.log(Level.SEVERE, defaultLocalizer.localize(e), e); response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } catch (Throwable e) { if (e instanceof Localizable) { logger.log( Level.SEVERE, defaultLocalizer.localize((Localizable) e), e); } else { logger.log(Level.SEVERE, "caught throwable", e); } response.setStatus(HttpServletResponse.SC_INTERNAL_SERVER_ERROR); } } /** * Handles HTTP DELETE for XML/HTTP binding based endpoints */ public void doDelete(HttpServletRequest request, HttpServletResponse response, ServletContext context) throws ServletException { // At preseent, there is no difference for between PUT and DELETE processing doPut(request, response, context); } private void writeNotFoundErrorPage( Localizer localizer, HttpServletResponse response, String message) throws IOException { response.setStatus(HttpServletResponse.SC_NOT_FOUND); response.setContentType("text/html"); PrintWriter out = response.getWriter(); out.println(""); out.println(""); out.println(WsservletMessages.SERVLET_HTML_TITLE()); out.println(""); out.println(""); out.println(WsservletMessages.SERVLET_HTML_NOT_FOUND(message)); out.println(""); out.println(""); } private void registerEndpointUrlPattern(ServletAdapter a) { String urlPattern = a.urlPattern; if (urlPattern.indexOf("*.") != -1) { // cannot deal with implicit mapping right now logger.warning( WsservletMessages.SERVLET_WARNING_IGNORING_IMPLICIT_URL_PATTERN(a.name)); } else if (urlPattern.endsWith("/*")) { pathUrlPatternEndpoints.add(a); } else { if (fixedUrlPatternEndpoints.containsKey(urlPattern)) { logger.warning( WsservletMessages.SERVLET_WARNING_DUPLICATE_ENDPOINT_URL_PATTERN(a.name)); } else { fixedUrlPatternEndpoints.put(urlPattern, a); } } } /** * Determines which {@link ServletAdapter} serves the given request. */ protected ServletAdapter getTarget(HttpServletRequest request) { String path = request.getRequestURI().substring( request.getContextPath().length()); ServletAdapter result = fixedUrlPatternEndpoints.get(path); if (result == null) { for (ServletAdapter candidate : pathUrlPatternEndpoints) { String noSlashStar = candidate.getValidPath(); if (path.equals(noSlashStar) || path.startsWith(noSlashStar+"/") || path.startsWith(noSlashStar+"?")) { result = candidate; break; } } } return result; } protected Localizer getLocalizerFor(ServletRequest request) { Locale locale = request.getLocale(); if (locale.equals(defaultLocalizer.getLocale())) { return defaultLocalizer; } synchronized (localizerMap) { Localizer localizer = localizerMap.get(locale); if (localizer == null) { localizer = new Localizer(locale); localizerMap.put(locale, localizer); } return localizer; } } private static final Localizer defaultLocalizer = new Localizer(); private static final Logger logger = Logger.getLogger( com.sun.xml.ws.util.Constants.LoggingDomain + ".servlet.http"); }





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