diff options
| -rw-r--r-- | java/sca/modules/host-webapp/META-INF/MANIFEST.MF | 1 | ||||
| -rw-r--r-- | java/sca/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/ServletHostHelper.java | 176 |
2 files changed, 91 insertions, 86 deletions
diff --git a/java/sca/modules/host-webapp/META-INF/MANIFEST.MF b/java/sca/modules/host-webapp/META-INF/MANIFEST.MF index 4a9d374f71..fca93beabf 100644 --- a/java/sca/modules/host-webapp/META-INF/MANIFEST.MF +++ b/java/sca/modules/host-webapp/META-INF/MANIFEST.MF @@ -17,6 +17,7 @@ Import-Package: javax.naming, org.apache.tuscany.sca.host.http;version="2.0.0",
org.apache.tuscany.sca.host.webapp;version="2.0.0",
org.apache.tuscany.sca.node;version="2.0.0",
+ org.apache.tuscany.sca.node.configuration;version="2.0.0",
org.apache.tuscany.sca.node.impl;version="2.0.0",
org.oasisopen.sca;version="2.0.0"
Bundle-SymbolicName: org.apache.tuscany.sca.host.webapp
diff --git a/java/sca/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/ServletHostHelper.java b/java/sca/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/ServletHostHelper.java index 5fcb453f10..6b36821244 100644 --- a/java/sca/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/ServletHostHelper.java +++ b/java/sca/modules/host-webapp/src/main/java/org/apache/tuscany/sca/host/webapp/ServletHostHelper.java @@ -20,17 +20,13 @@ package org.apache.tuscany.sca.host.webapp;
import java.io.File;
+import java.io.IOException;
import java.io.InputStream;
-import java.lang.reflect.Method;
-import java.net.MalformedURLException;
+import java.net.URI;
import java.net.URL;
-import java.util.Collections;
import java.util.Enumeration;
import java.util.List;
-import java.util.logging.Logger;
-import javax.naming.InitialContext;
-import javax.naming.NamingException;
import javax.servlet.ServletConfig;
import javax.servlet.ServletContext;
import javax.servlet.ServletException;
@@ -38,39 +34,112 @@ import javax.servlet.ServletException; import org.apache.tuscany.sca.core.ExtensionPointRegistry;
import org.apache.tuscany.sca.host.http.ServletHost;
import org.apache.tuscany.sca.host.http.ServletHostExtensionPoint;
-import org.apache.tuscany.sca.node.Contribution;
import org.apache.tuscany.sca.node.Node;
import org.apache.tuscany.sca.node.NodeFactory;
+import org.apache.tuscany.sca.node.configuration.NodeConfiguration;
import org.apache.tuscany.sca.node.impl.NodeImpl;
public class ServletHostHelper {
- private static final Logger logger = Logger.getLogger(ServletHostHelper.class.getName());
-
public static final String SCA_NODE_ATTRIBUTE = Node.class.getName();
+ private static NodeFactory factory;
- public static void init(ServletConfig servletConfig) {
- init(servletConfig.getServletContext());
+ private static InputStream openStream(ServletContext servletContext, String location) throws IOException {
+ URI uri = URI.create(location);
+ if (uri.isAbsolute()) {
+ return uri.toURL().openStream();
+ } else {
+ String path = location;
+ if (!path.startsWith("/")) {
+ path = "/" + path;
+ }
+ return servletContext.getResourceAsStream(path);
+ }
+ }
+
+ 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("/")) {
+ path = "/" + path;
+ }
+ URL url = servletContext.getResource(path);
+ if (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;
+ }
+ }
+ }
+
+ @SuppressWarnings("unchecked")
+ private static NodeConfiguration getNodeConfiguration(ServletContext servletContext) throws IOException {
+ NodeConfiguration configuration = null;
+ String nodeConfigURI = servletContext.getInitParameter("node.configuration");
+ if (nodeConfigURI != null) {
+ configuration = factory.loadConfiguration(openStream(servletContext, nodeConfigURI));
+ } else {
+ configuration = factory.createNodeConfiguration();
+ Enumeration<String> names = servletContext.getInitParameterNames();
+ while (names.hasMoreElements()) {
+ String name = names.nextElement();
+ if (name.startsWith("contribution.")) {
+ String contrib = servletContext.getInitParameter(name);
+ if (contrib != null) {
+ configuration.addContribution(getResource(servletContext, contrib));
+ }
+ }
+ }
+ if (configuration.getContributions().isEmpty()) {
+ // TODO: Which path should be the default root
+ configuration.addContribution(getResource(servletContext, "/WEB-INF/classes"));
+ }
+ URL composite = getResource(servletContext, "/WEB-INF/web.composite");
+ if (composite != null) {
+ configuration.getContributions().get(0).addDeploymentComposite(composite);
+ }
+ String nodeURI = servletContext.getInitParameter("node.uri");
+ if (nodeURI == null) {
+ nodeURI = servletContext.getContextPath();
+ }
+ configuration.setURI(nodeURI);
+ String domainURI = servletContext.getInitParameter("domain.uri");
+ if (domainURI != null) {
+ configuration.setDomainURI(domainURI);
+ }
+ }
+ return configuration;
}
public static ServletHost init(final ServletContext servletContext) {
Node node = (Node)servletContext.getAttribute(SCA_NODE_ATTRIBUTE);
if (node == null) {
try {
+ factory = NodeFactory.newInstance();
node = createNode(servletContext);
servletContext.setAttribute(SCA_NODE_ATTRIBUTE, node);
getServletHost(node).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();
- }});
+ }
+ });
} catch (ServletException e) {
throw new RuntimeException(e);
}
@@ -79,7 +148,7 @@ public class ServletHostHelper { }
private static WebAppServletHost getServletHost(Node node) {
- NodeImpl nodeImpl = (NodeImpl) node;
+ NodeImpl nodeImpl = (NodeImpl)node;
ExtensionPointRegistry eps = nodeImpl.getExtensionPoints();
ServletHostExtensionPoint servletHosts = eps.getExtensionPoint(ServletHostExtensionPoint.class);
List<ServletHost> hosts = servletHosts.getServletHosts();
@@ -90,87 +159,22 @@ public class ServletHostHelper { if (!(servletHost instanceof WebAppServletHost)) {
throw new IllegalStateException("unexpected ServletHost type: " + servletHost);
}
- return (WebAppServletHost) servletHost;
+ return (WebAppServletHost)servletHost;
}
private static Node createNode(final ServletContext servletContext) throws ServletException {
- // String contextPath = initContextPath(servletContext);
- String contributionRoot = getContributionRoot(servletContext);
- NodeFactory factory = NodeFactory.newInstance();
- InputStream webComposite = getWebComposite(servletContext);
- Node node = factory.createNode(webComposite, new Contribution(contributionRoot, contributionRoot));
- node.start();
- return node;
- }
-
- private static InputStream getWebComposite(ServletContext servletContext) {
- return servletContext.getResourceAsStream("/WEB-INF/web.composite");
- }
-
- private static String getContributionRoot(ServletContext servletContext) {
- String contributionRoot = null;
+ NodeConfiguration configuration;
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.toURI().toString();
- } else {
- //this is Jetty case
- contributionRoot = rootURL.toString();
- }
-
- } catch (MalformedURLException mf) {
- //ignore, pass null
- }
- }
-
- logger.info("contributionRoot: " + contributionRoot);
- 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")
- private static String initContextPath(ServletContext context) {
- String contextPath;
- if (Collections.list(context.getInitParameterNames()).contains("contextPath")) {
- contextPath = context.getInitParameter("contextPath");
- } else {
- 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");
- }
+ configuration = getNodeConfiguration(servletContext);
+ } catch (IOException e) {
+ throw new ServletException(e);
}
- logger.info("ContextPath: " + contextPath);
- return contextPath;
+ Node node = factory.createNode(configuration).start();
+ return node;
}
public static void stop(ServletContext servletContext) {
- Node node = (Node) servletContext.getAttribute(ServletHostHelper.SCA_NODE_ATTRIBUTE);
+ Node node = (Node)servletContext.getAttribute(ServletHostHelper.SCA_NODE_ATTRIBUTE);
if (node != null) {
node.stop();
servletContext.setAttribute(ServletHostHelper.SCA_NODE_ATTRIBUTE, null);
|