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Diffstat (limited to 'sandbox/event/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppServletHost.java')
-rw-r--r--sandbox/event/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppServletHost.java338
1 files changed, 0 insertions, 338 deletions
diff --git a/sandbox/event/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppServletHost.java b/sandbox/event/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppServletHost.java
deleted file mode 100644
index 599afc541c..0000000000
--- a/sandbox/event/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppServletHost.java
+++ /dev/null
@@ -1,338 +0,0 @@
-/*
- * Licensed to the Apache Software Foundation (ASF) under one
- * or more contributor license agreements. See the NOTICE file
- * distributed with this work for additional information
- * regarding copyright ownership. The ASF licenses this file
- * to you 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.tuscany.sca.host.webapp;
-
-import java.io.File;
-import java.lang.reflect.Method;
-import java.net.InetAddress;
-import java.net.MalformedURLException;
-import java.net.URI;
-import java.net.URL;
-import java.net.UnknownHostException;
-import java.util.Collections;
-import java.util.HashMap;
-import java.util.Map;
-import java.util.logging.Logger;
-
-import javax.naming.InitialContext;
-import javax.naming.NamingException;
-import javax.servlet.RequestDispatcher;
-import javax.servlet.Servlet;
-import javax.servlet.ServletConfig;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-
-import org.apache.tuscany.sca.host.embedded.SCADomain;
-import org.apache.tuscany.sca.host.http.ServletHost;
-import org.apache.tuscany.sca.host.http.ServletMappingException;
-
-/**
- * ServletHost implementation for use in a webapp environment.
- *
- * FIXME: using a static singleton seems a big hack but how should it be shared?
- * Need some way for TuscanyServlet to pull it out.
- *
- * @version $Rev$ $Date$
- */
-public class WebAppServletHost implements ServletHost {
- private static final Logger logger = Logger.getLogger(WebAppServletHost.class.getName());
-
- public static final String SCA_DOMAIN_ATTRIBUTE = "org.apache.tuscany.sca.SCADomain";
-
- private static final WebAppServletHost instance = new WebAppServletHost();
-
- private Map<String, Servlet> servlets;
- private SCADomain scaDomain;
- private String contextPath = "/";
- private int defaultPortNumber = 8080;
- private String contributionRoot;
-
- private ServletContext servletContext;
-
- private WebAppServletHost() {
- servlets = new HashMap<String, Servlet>();
- }
-
- public void setDefaultPort(int port) {
- defaultPortNumber = port;
- }
-
- public int getDefaultPort() {
- return defaultPortNumber;
- }
-
- public void addServletMapping(String suri, Servlet servlet) throws ServletMappingException {
- URI pathURI = URI.create(suri);
-
- // Make sure that the path starts with a /
- suri = pathURI.getPath();
- if (!suri.startsWith("/")) {
- suri = '/' + suri;
- }
-
- if (!suri.startsWith(contextPath)) {
- suri = contextPath + suri;
- }
-
- // In a webapp just use the given path and ignore the host and port
- // as they are fixed by the Web container
- servlets.put(suri, servlet);
-
- logger.info("Added Servlet mapping: " + suri);
- }
-
- public Servlet removeServletMapping(String suri) throws ServletMappingException {
- URI pathURI = URI.create(suri);
-
- // Make sure that the path starts with a /
- suri = pathURI.getPath();
- if (!suri.startsWith("/")) {
- suri = '/' + suri;
- }
-
- if (!suri.startsWith(contextPath)) {
- suri = contextPath + suri;
- }
-
- // In a webapp just use the given path and ignore the host and port
- // as they are fixed by the Web container
- return servlets.remove(suri);
- }
-
- public Servlet getServletMapping(String suri) throws ServletMappingException {
- if (!suri.startsWith("/")) {
- suri = '/' + suri;
- }
-
- if (!suri.startsWith(contextPath)) {
- suri = contextPath + suri;
- }
-
- // Get the Servlet mapped to the given path
- Servlet servlet = servlets.get(suri);
- return servlet;
- }
-
- public URL getURLMapping(String suri) throws ServletMappingException {
- URI uri = URI.create(suri);
-
- // Get the URI scheme and port
- String scheme = uri.getScheme();
- if (scheme == null) {
- scheme = "http";
- }
- int portNumber = uri.getPort();
- if (portNumber == -1) {
- portNumber = defaultPortNumber;
- }
-
- // Get the host
- String host;
- try {
- host = InetAddress.getLocalHost().getHostName();
- } catch (UnknownHostException e) {
- host = "localhost";
- }
-
- // Construct the URL
- String path = uri.getPath();
- if (!path.startsWith("/")) {
- path = '/' + path;
- }
-
- if (contextPath != null && !path.startsWith(contextPath)) {
- path = contextPath + path;
- }
-
- URL url;
- try {
- url = new URL(scheme, host, portNumber, path);
- } catch (MalformedURLException e) {
- throw new ServletMappingException(e);
- }
- return url;
- }
-
- public RequestDispatcher getRequestDispatcher(String suri) throws ServletMappingException {
-
- // Make sure that the path starts with a /
- if (!suri.startsWith("/")) {
- suri = '/' + suri;
- }
-
- suri = contextPath + suri;
-
- // Get the Servlet mapped to the given path
- Servlet servlet = servlets.get(suri);
- if (servlet != null) {
- return new WebAppRequestDispatcher(suri, servlet);
- }
-
- for (Map.Entry<String, Servlet> entry : servlets.entrySet()) {
- String servletPath = entry.getKey();
- if (servletPath.endsWith("*")) {
- servletPath = servletPath.substring(0, servletPath.length() - 1);
- if (suri.startsWith(servletPath)) {
- // entry key is contextPath/servletPath, WebAppRequestDispatcher only wants servletPath
- return new WebAppRequestDispatcher(entry.getKey().substring(contextPath.length()), entry.getValue());
- } else {
- if ((suri + "/").startsWith(servletPath)) {
- return new WebAppRequestDispatcher(entry.getKey().substring(contextPath.length()), entry.getValue());
- }
- }
- }
- }
-
- // No Servlet found
- return null;
- }
-
- public static WebAppServletHost getInstance() {
- return instance;
- }
-
- public void init(ServletConfig config) throws ServletException {
-
- servletContext = config.getServletContext();
- if (servletContext.getAttribute(SCA_DOMAIN_ATTRIBUTE) == null) {
- initContextPath(config);
- String domainURI = "http://localhost/" + contextPath;
- contributionRoot = getContributionRoot(servletContext);
- // logger.info("Contribution: " + contributionRoot);
- System.setProperty(SCADomain.class.getName(), WebSCADomain.class.getName());
- this.scaDomain = SCADomain.newInstance(domainURI, contributionRoot);
- servletContext.setAttribute(SCA_DOMAIN_ATTRIBUTE, scaDomain);
- }
-
- // Initialize the registered Servlets
- for (Servlet servlet : servlets.values()) {
- servlet.init(config);
- }
-
- }
-
- protected String getContributionRoot(ServletContext servletContext) {
- String contributionRoot = null;
- try {
-
- InitialContext ic = new InitialContext();
- URL repoURL = (URL)ic.lookup("java:comp/env/url/contributions");
-
- contributionRoot = repoURL.toString();
-
- } catch (NamingException e) {
-
- // ignore exception and use default location
-
- try {
-
- String root = servletContext.getInitParameter("contributionRoot");
- if (root == null || root.length() < 1) {
- root = "/";
- }
- URL rootURL = servletContext.getResource(root);
- if (rootURL.getProtocol().equals("jndi")) {
- //this is Tomcat case, we should use getRealPath
- File warRootFile = new File(servletContext.getRealPath(root));
- contributionRoot = warRootFile.toURL().toString();
- } else {
- //this is Jetty case
- contributionRoot = rootURL.toString();
- }
-
- } catch (MalformedURLException mf) {
- //ignore, pass null
- }
- }
-
- return contributionRoot;
- }
-
- /**
- * Initializes the contextPath
- * The 2.5 Servlet API has a getter for this, for pre 2.5 Servlet
- * containers use an init parameter.
- */
- @SuppressWarnings("unchecked")
- public void initContextPath(ServletConfig config) {
-
- if (Collections.list(config.getInitParameterNames()).contains("contextPath")) {
- contextPath = config.getInitParameter("contextPath");
- } else {
- // The getContextPath() is introduced since Servlet 2.5
- ServletContext context = config.getServletContext();
- try {
- // Try to get the method anyway since some ServletContext impl has this method even before 2.5
- Method m = context.getClass().getMethod("getContextPath", new Class[] {});
- contextPath = (String)m.invoke(context, new Object[] {});
- } catch (Exception e) {
- logger.warning("Servlet level is: " + context.getMajorVersion() + "." + context.getMinorVersion());
- throw new IllegalStateException("'contextPath' init parameter must be set for pre-2.5 servlet container");
- }
- }
-
- logger.info("ContextPath: " + contextPath);
- }
-
- void destroy() {
-
- // Destroy the registered Servlets
- for (Servlet servlet : servlets.values()) {
- servlet.destroy();
- }
-
- // Close the SCA domain
- if (scaDomain != null) {
- scaDomain.close();
- if (scaDomain instanceof WebSCADomain) {
- ((WebSCADomain)scaDomain).destroy();
- }
- }
- }
-
- public String getContextPath() {
- return contextPath;
- }
-
- public void setContextPath(String path) {
- // if (!contextPath.equals(path)) {
- // throw new IllegalArgumentException("invalid context path for webapp, existing context path: " + contextPath + " new contextPath: " + path);
- // }
- }
-
- /**
- * TODO: How context paths work is still up in the air so for now
- * this hacks in a path that gets some samples working
- * can't use setContextPath as NodeImpl calls that later
- */
- public void setContextPath2(String path) {
- if (path != null && path.length() > 0) {
- this.contextPath = path;
- }
- }
-
- public String getContributionRoot() {
- return contributionRoot;
- }
-
- public void setAttribute(String name, Object value) {
- servletContext.setAttribute(name, value);
- }
-}
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