Sandbox to experiment with deployment and management commands.

git-svn-id: http://svn.us.apache.org/repos/asf/tuscany@993560 13f79535-47bb-0310-9956-ffa450edef68

2 files changed, 116 insertions, 0 deletions

diff --git a/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/ApplicationContextAccessorBean.java b/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/ApplicationContextAccessorBean.java
new file mode 100644
index 0000000000..a54ef8df17
--- /dev/null
+++ b/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/ApplicationContextAccessorBean.java
@@ -0,0 +1,43 @@
+/*
+ * 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.implementation.spring.webapp;
+
+import org.springframework.context.ApplicationContextAware;
+import org.springframework.context.support.ApplicationObjectSupport;
+
+/**
+ * A singleton utility class that can be added to the Spring application context to receive injection of the containing
+ * Spring application context.
+ * 
+ * The Spring bean definition file is: org/apache/tuscany/sca/implementation/spring/webapp/spring-webapp-context.xml
+ */
+public class ApplicationContextAccessorBean extends ApplicationObjectSupport implements ApplicationContextAware {
+    public final static String BEAN_ID = "tuscanySpringApplicationContextAccessor";
+    private final static ApplicationContextAccessorBean INSTANCE = new ApplicationContextAccessorBean();
+
+    private ApplicationContextAccessorBean() {
+    }
+
+    // Spring static factory method to create the singleton instance
+    public static ApplicationContextAccessorBean getInstance() {
+        return INSTANCE;
+    }
+
+}
diff --git a/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/SpringWebApplicationContextAccessor.java b/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/SpringWebApplicationContextAccessor.java
new file mode 100644
index 0000000000..f95ba27242
--- /dev/null
+++ b/sandbox/sebastien/java/shell/modules/implementation-spring-webapp/src/main/java/org/apache/tuscany/sca/implementation/spring/webapp/SpringWebApplicationContextAccessor.java
@@ -0,0 +1,73 @@
+/*
+ * 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.implementation.spring.webapp;
+
+import java.util.logging.Logger;
+
+import javax.servlet.ServletContext;
+
+import org.apache.tuscany.sca.core.ExtensionPointRegistry;
+import org.apache.tuscany.sca.core.LifeCycleListener;
+import org.apache.tuscany.sca.host.http.ExtensibleServletHost;
+import org.apache.tuscany.sca.implementation.spring.context.SpringApplicationContextAccessor;
+import org.springframework.context.ApplicationContext;
+import org.springframework.web.context.support.WebApplicationContextUtils;
+
+public class SpringWebApplicationContextAccessor implements SpringApplicationContextAccessor, LifeCycleListener {
+    private static Logger log = Logger.getLogger(SpringWebApplicationContextAccessor.class.getName());
+    private ExtensionPointRegistry registry;
+    private ApplicationContext parentApplicationContext;
+
+    public SpringWebApplicationContextAccessor(ExtensionPointRegistry registry) {
+        super();
+        this.registry = registry;
+    }
+
+    @Override
+    public void start() {
+        ExtensibleServletHost servletHost = ExtensibleServletHost.getInstance(registry);
+
+        ServletContext servletContext = servletHost.getServletContext();
+        if (servletContext != null) {
+            parentApplicationContext = WebApplicationContextUtils.getWebApplicationContext(servletContext);
+            if (parentApplicationContext != null) {
+                log.info("Spring WebApplicationContext is now injected on Tuscany");
+            }
+        }
+
+        if (parentApplicationContext == null) {
+            parentApplicationContext = ApplicationContextAccessorBean.getInstance().getApplicationContext();
+        }
+    }
+
+    @Override
+    public void stop() {
+        parentApplicationContext = null;
+    }
+
+    public ApplicationContext getParentApplicationContext() {
+        return parentApplicationContext;
+    }
+
+    public void setParentApplicationContext(ApplicationContext parentApplicationContext) {
+        this.parentApplicationContext = parentApplicationContext;
+    }
+
+}