1 files changed, 209 insertions, 0 deletions
diff --git a/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/WebappRuntimeImpl.java b/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/WebappRuntimeImpl.java
new file mode 100644
index 0000000000..8453f5c934
--- /dev/null
+++ b/sandbox/old/contrib/runtime-webapp/webapp-host/src/main/java/org/apache/tuscany/runtime/webapp/WebappRuntimeImpl.java
@@ -0,0 +1,209 @@
+/*
+ * 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.runtime.webapp;
+
+import java.net.URI;
+import java.net.URL;
+import java.util.Collection;
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpSessionEvent;
+
+import org.apache.tuscany.core.runtime.AbstractRuntime;
+import org.apache.tuscany.host.runtime.InitializationException;
+import org.apache.tuscany.host.servlet.ServletRequestInjector;
+import org.apache.tuscany.runtime.webapp.implementation.webapp.WebappComponent;
+import org.apache.tuscany.spi.builder.BuilderException;
+import org.apache.tuscany.spi.component.Component;
+import org.apache.tuscany.spi.component.ComponentException;
+import org.apache.tuscany.spi.component.ScopeRegistry;
+import org.apache.tuscany.spi.component.ScopeContainer;
+import org.apache.tuscany.spi.component.GroupInitializationException;
+import org.apache.tuscany.spi.loader.LoaderException;
+import org.apache.tuscany.spi.model.ComponentDefinition;
+import org.apache.tuscany.spi.model.CompositeImplementation;
+import org.apache.tuscany.spi.model.Scope;
+import org.apache.tuscany.spi.resolver.ResolutionException;
+
+/**
+ * Bootstrapper for the Tuscany runtime in a web application host. This listener manages one runtime per servlet
+ * context; the lifecycle of that runtime corresponds to the the lifecycle of the associated servlet context.
+ * <p/>
+ * The bootstrapper launches the runtime, booting system extensions and applications, according to the servlet
+ * parameters defined in {@link Constants}. When the runtime is instantiated, it is placed in the servlet context with
+ * the attribute {@link Constants#RUNTIME_PARAM}. The runtime implements {@link WebappRuntime} so that filters and
+ * servlets loaded in the parent web app classloader may pass events and requests to it.
+ * <p/>
+ *
+ * @version $$Rev$$ $$Date$$
+ */
+
+public class WebappRuntimeImpl extends AbstractRuntime<WebappRuntimeInfo> implements WebappRuntime {
+    private ServletContext servletContext;
+
+    private ServletRequestInjector requestInjector;
+
+    public WebappRuntimeImpl() {
+        super(WebappRuntimeInfo.class);
+    }
+
+    public ServletContext getServletContext() {
+        return servletContext;
+    }
+
+    public void setServletContext(ServletContext servletContext) {
+        this.servletContext = servletContext;
+    }
+
+/*
+    public void initialize() throws InitializationException {
+        super.initialize();
+
+        try {
+            SCAObject host = getTuscanySystem().getSystemChild("servletHost");
+            if (!(host instanceof AtomicComponent)) {
+                throw new InitializationException("Servlet host must be an atomic component");
+            }
+            requestInjector = (ServletRequestInjector) ((AtomicComponent) host).getTargetInstance();
+
+            if (getApplicationScdl() == null) {
+                throw new TuscanyInitException("Could not find application SCDL");
+            }
+            getRuntime().getRootComponent().start();
+            application = deployApplicationScdl(getDeployer(),
+                                                getRuntime().getRootComponent(),
+                                                getApplicationName(),
+                                                getApplicationScdl(),
+                                                getHostClassLoader());
+            application.start();
+            CompositeComponent current = application;
+            String path = servletContext.getInitParameter(Constants.CURRENT_COMPOSITE_PATH_PARAM);
+            if (path != null) {
+                StringTokenizer tokenizer = new StringTokenizer(path, "/");
+                while (tokenizer.hasMoreTokens()) {
+                    SCAObject o = current.getChild(tokenizer.nextToken());
+                    if (!(o instanceof CompositeComponent)) {
+                        throw new ServletLauncherInitException("Invalid context path", path);
+                    }
+                    current = (CompositeComponent) o;
+                }
+            }
+            context = new CompositeContextImpl(current, getWireService());
+            servletContext.setAttribute(Constants.CONTEXT_ATTRIBUTE, context);
+        } catch (Exception e) {
+            throw new ServletLauncherInitException(e);
+        }
+    }
+*/
+
+    @Deprecated
+    public void deploy(URI compositeId, URL applicationScdl, URI componentId) throws InitializationException {
+        CompositeImplementation impl = new CompositeImplementation();
+        impl.setScdlLocation(applicationScdl);
+        impl.setClassLoader(getHostClassLoader());
+
+        ComponentDefinition<CompositeImplementation> definition =
+            new ComponentDefinition<CompositeImplementation>(compositeId, impl);
+        Collection<Component> components;
+        try {
+            components = getDeployer().deploy(null, definition);
+        } catch (LoaderException e) {
+            throw new InitializationException(e);
+        } catch (BuilderException e) {
+            throw new InitializationException(e);
+        } catch (ComponentException e) {
+            throw new InitializationException(e);
+        } catch (ResolutionException e) {
+            throw new InitializationException(e);
+        }
+        for (Component component : components) {
+            component.start();
+        }
+
+        try {
+            ScopeRegistry scopeRegistry = getScopeRegistry();
+            ScopeContainer<URI> container = scopeRegistry.getScopeContainer(Scope.COMPOSITE);
+            container.startContext(compositeId, compositeId);
+            getWorkContext().setIdentifier(Scope.COMPOSITE, compositeId);
+        } catch (GroupInitializationException e) {
+            throw new InitializationException(e);
+        }
+
+        componentId = URI.create(compositeId.toString()+'/').resolve(componentId);
+        Component component = getComponentManager().getComponent(componentId);
+        if (component == null) {
+            throw new TuscanyInitException("No component found with id " + componentId, componentId.toString());
+        }
+        if (component instanceof WebappComponent) {
+            WebappComponent webapp = (WebappComponent) component;
+            webapp.bind(getServletContext());
+        }
+    }
+
+    public ServletRequestInjector getRequestInjector() {
+        return requestInjector;
+    }
+
+    public void sessionCreated(HttpSessionEvent event) {
+/*
+        HttpSessionStart startSession = new HttpSessionStart(this, event.getSession().getId());
+        application.publish(startSession);
+        ((EventPublisher) requestInjector).publish(startSession);
+*/
+    }
+
+    public void sessionDestroyed(HttpSessionEvent event) {
+/*
+        HttpSessionEnd endSession = new HttpSessionEnd(this, event.getSession().getId());
+        application.publish(endSession);
+        ((EventPublisher) requestInjector).publish(endSession);
+*/
+    }
+
+    public void httpRequestStarted(HttpServletRequest request) {
+/*
+        HttpSession session = request.getSession(false);
+        Object sessionId = session == null ? new LazyHTTPSessionId(request) : session.getId();
+        HttpRequestStart httpRequestStart = new HttpRequestStart(this, sessionId);
+        application.publish(httpRequestStart);
+        ((EventPublisher) requestInjector).publish(httpRequestStart);
+*/
+    }
+
+    public void httpRequestEnded(Object sessionid) {
+/*
+        HttpRequestEnded httpRequestEnded = new HttpRequestEnded(this, sessionid);
+        application.publish(httpRequestEnded);
+        ((EventPublisher) requestInjector).publish(httpRequestEnded);
+*/
+    }
+
+
+    public void startRequest() {
+/*
+        application.publish(new RequestStart(this));
+*/
+    }
+
+    public void stopRequest() {
+/*
+        application.publish(new RequestEnd(this));
+*/
+    }
+}