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Diffstat (limited to 'sca-java-2.x/tags/2.0-Beta2-RC1/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppHelper.java')
-rw-r--r--sca-java-2.x/tags/2.0-Beta2-RC1/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppHelper.java287
1 files changed, 0 insertions, 287 deletions
diff --git a/sca-java-2.x/tags/2.0-Beta2-RC1/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppHelper.java b/sca-java-2.x/tags/2.0-Beta2-RC1/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppHelper.java
deleted file mode 100644
index 0d905eb6eb..0000000000
--- a/sca-java-2.x/tags/2.0-Beta2-RC1/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/WebAppHelper.java
+++ /dev/null
@@ -1,287 +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.io.IOException;
-import java.net.URI;
-import java.net.URISyntaxException;
-import java.net.URL;
-import java.util.Enumeration;
-
-import javax.servlet.ServletConfig;
-import javax.servlet.ServletContext;
-import javax.servlet.ServletException;
-
-import org.apache.tuscany.sca.core.ExtensionPointRegistry;
-import org.apache.tuscany.sca.core.UtilityExtensionPoint;
-import org.apache.tuscany.sca.host.http.ServletHost;
-import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint;
-import org.apache.tuscany.sca.node.Node;
-import org.apache.tuscany.sca.node.NodeFactory;
-import org.apache.tuscany.sca.node.configuration.NodeConfiguration;
-
-public class WebAppHelper {
- private static final String ROOT = "/";
- // The prefix for the parameters in web.xml which configure the folders that contain SCA contributions
- private static final String CONTRIBUTIONS = "contributions";
- private static final String DEFAULT_CONTRIBUTIONS = "/WEB-INF/sca-contributions";
- // The prefix for the parameters in web.xml which configure the individual SCA contributions
- private static final String CONTRIBUTION = "contribution";
- private static final String NODE_CONFIGURATION = "node.configuration";
- private static final String WEB_COMPOSITE = "/WEB-INF/web.composite";
- private static final String DOMAIN_URI = "domain.uri";
- private static final String NODE_URI = "node.uri";
- public static final String DOMAIN_NAME_ATTR = "org.apache.tuscany.sca.domain.name";
- public static final String SCA_NODE_ATTRIBUTE = Node.class.getName();
- private static NodeFactory factory;
- private static WebAppServletHost host;
-
- private static URL getResource(ServletContext servletContext, String location) throws IOException {
- URI uri = URI.create(location);
- if (uri.isAbsolute()) {
- return uri.toURL();
- } else {
- String path = location;
- if (!path.startsWith(ROOT)) {
- path = ROOT + path;
- }
- URL url = servletContext.getResource(path);
- if (url != null && url.getProtocol().equals("jndi")) {
- //this is Tomcat case, we should use getRealPath
- File warRootFile = new File(servletContext.getRealPath(path));
- return warRootFile.toURI().toURL();
- } else {
- //this is Jetty case
- return url;
- }
- }
- }
-
- private static String[] parse(String listOfValues) {
- if (listOfValues == null) {
- return null;
- }
- return listOfValues.split("(\\s|,)+");
- }
-
- @SuppressWarnings("unchecked")
- private static NodeConfiguration getNodeConfiguration(ServletContext servletContext) throws IOException,
- URISyntaxException {
- NodeConfiguration configuration = null;
- String nodeConfigURI = (String)servletContext.getAttribute(NODE_CONFIGURATION);
- if (nodeConfigURI != null) {
- URL url = getResource(servletContext, nodeConfigURI);
- configuration = factory.loadConfiguration(url.openStream(), url);
- } else {
- configuration = factory.createNodeConfiguration();
-
-
- boolean explicitContributions = false;
- Enumeration<String> names = servletContext.getAttributeNames();
- while (names.hasMoreElements()) {
- String name = names.nextElement();
- if (name.equals(CONTRIBUTION) || name.startsWith(CONTRIBUTION + ".")) {
- explicitContributions = true;
- // We need to have a way to select one or more folders within the webapp as the contributions
- String listOfValues = (String)servletContext.getAttribute(name);
- if (listOfValues != null) {
- for (String path : parse(listOfValues)) {
- if ("".equals(path)) {
- continue;
- }
- File f = new File(getResource(servletContext, path).toURI());
- configuration.addContribution(f.toURI().toURL());
- }
- }
- } else if (name.equals(CONTRIBUTIONS) || name.startsWith(CONTRIBUTIONS + ".")) {
- explicitContributions = true;
- String listOfValues = (String)servletContext.getAttribute(name);
- if (listOfValues != null) {
- for (String path : parse(listOfValues)) {
- if ("".equals(path)) {
- continue;
- }
- File f = new File(getResource(servletContext, path).toURI());
- if (f.isDirectory()) {
- for (File n : f.listFiles()) {
- configuration.addContribution(n.toURI().toURL());
- }
- } else {
- configuration.addContribution(f.toURI().toURL());
- }
- }
- }
- }
- }
-
- URL composite = getResource(servletContext, WEB_COMPOSITE);
- if (configuration.getContributions().isEmpty() || (!explicitContributions && composite != null)) {
- // TODO: Which path should be the default root
- configuration.addContribution(getResource(servletContext, ROOT));
- }
- if (composite != null) {
- configuration.getContributions().get(0).addDeploymentComposite(composite);
- }
- if (!explicitContributions) {
- URL url = getResource(servletContext, DEFAULT_CONTRIBUTIONS);
- if (url != null) {
- File f = new File(url.toURI());
- if (f.isDirectory()) {
- for (File n : f.listFiles()) {
- configuration.addContribution(n.toURI().toURL());
- }
- }
- }
- }
- String nodeURI = (String)servletContext.getAttribute(NODE_URI);
- if (nodeURI == null) {
- nodeURI = new File(servletContext.getRealPath(ROOT)).getName();
- }
- configuration.setURI(nodeURI);
- String domainURI = (String)servletContext.getAttribute(DOMAIN_URI);
- if (domainURI != null) {
- configuration.setDomainURI(domainURI);
- } else {
- domainURI = servletContext.getInitParameter("org.apache.tuscany.sca.defaultDomainURI");
- if (domainURI != null) {
- configuration.setDomainURI(getDomainName(domainURI));
- configuration.setDomainRegistryURI(domainURI);
- }
- }
- }
- return configuration;
- }
-
- // TODO: Temp for now to get the old samples working till i clean up all the domain uri/name after the ML discussion.
- private static String getDomainName(String configURI) {
- String domainName;
- if (configURI.startsWith("tuscany:vm:")) {
- domainName = configURI.substring("tuscany:vm:".length());
- } else if (configURI.startsWith("tuscany:")) {
- int i = configURI.indexOf('?');
- if (i == -1) {
- domainName = configURI.substring("tuscany:".length());
- } else {
- domainName = configURI.substring("tuscany:".length(), i);
- }
- } else {
- domainName = configURI;
- }
- return domainName;
- }
-
- public synchronized static ServletHost init(final ServletContext servletContext) {
- if (host == null) {
- try {
-
- String configValue = servletContext.getInitParameter("org.apache.tuscany.sca.config");
- if (configValue != null) {
- factory = NodeFactory.newInstance(configValue);
- } else {
- factory = NodeFactory.newInstance();
- }
-
- // Add ServletContext as a utility
- ExtensionPointRegistry registry = factory.getExtensionPointRegistry();
- UtilityExtensionPoint utilityExtensionPoint = registry.getExtensionPoint(UtilityExtensionPoint.class);
- utilityExtensionPoint.addUtility(ServletContext.class, servletContext);
-
- ServletHostExtensionPoint servletHosts = registry.getExtensionPoint(ServletHostExtensionPoint.class);
- servletHosts.setWebApp(true);
-
- // TODO: why are the init parameters copied to the attributes?
- for (Enumeration<?> e = servletContext.getInitParameterNames(); e.hasMoreElements();) {
- String name = (String)e.nextElement();
- String value = servletContext.getInitParameter(name);
- servletContext.setAttribute(name, value);
- }
-
- host = getServletHost(servletContext);
-
- } catch (ServletException e) {
- throw new RuntimeException(e);
- }
- }
- Node node = (Node)servletContext.getAttribute(SCA_NODE_ATTRIBUTE);
- if (node == null) {
- try {
- node = createAndStartNode(servletContext);
- } catch (ServletException e) {
- throw new RuntimeException(e);
- }
- servletContext.setAttribute(SCA_NODE_ATTRIBUTE, node);
- }
-
- return host;
- }
-
- private static WebAppServletHost getServletHost(final ServletContext servletContext) throws ServletException {
- WebAppServletHost host = getServletHost(factory);
- host.init(new ServletConfig() {
- public String getInitParameter(String name) {
- return servletContext.getInitParameter(name);
- }
-
- public Enumeration<?> getInitParameterNames() {
- return servletContext.getInitParameterNames();
- }
-
- public ServletContext getServletContext() {
- return servletContext;
- }
-
- public String getServletName() {
- return servletContext.getServletContextName();
- }
- });
- return host;
- }
-
- private static WebAppServletHost getServletHost(NodeFactory factory) {
- ExtensionPointRegistry registry = factory.getExtensionPointRegistry();
- return (WebAppServletHost)org.apache.tuscany.sca.host.http.ServletHostHelper.getServletHost(registry);
- }
-
- private static Node createAndStartNode(final ServletContext servletContext) throws ServletException {
- NodeConfiguration configuration;
- try {
- configuration = getNodeConfiguration(servletContext);
- } catch (IOException e) {
- throw new ServletException(e);
- } catch (URISyntaxException e) {
- throw new ServletException(e);
- }
- Node node = factory.createNode(configuration).start();
- return node;
- }
-
- public static void stop(ServletContext servletContext) {
- Node node = (Node)servletContext.getAttribute(SCA_NODE_ATTRIBUTE);
- if (node != null) {
- node.stop();
- servletContext.setAttribute(SCA_NODE_ATTRIBUTE, null);
- }
- }
-
- public static NodeFactory getNodeFactory() {
- return factory;
- }
-}
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