1 files changed, 172 insertions, 0 deletions
diff --git a/connector/src/main/java/at/asitplus/eidas/specific/connector/SpringInitializer.java b/connector/src/main/java/at/asitplus/eidas/specific/connector/SpringInitializer.java
new file mode 100644
index 00000000..2f77f9be
--- /dev/null
+++ b/connector/src/main/java/at/asitplus/eidas/specific/connector/SpringInitializer.java
@@ -0,0 +1,172 @@
+/*******************************************************************************
+ *******************************************************************************/
+package at.asitplus.eidas.specific.connector;
+
+import java.util.Arrays;
+
+import javax.servlet.ServletContext;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRegistration;
+
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.springframework.beans.factory.config.BeanDefinition;
+import org.springframework.beans.factory.support.BeanDefinitionRegistry;
+import org.springframework.beans.factory.xml.XmlBeanDefinitionReader;
+import org.springframework.context.ApplicationContext;
+import org.springframework.context.support.ClassPathXmlApplicationContext;
+import org.springframework.context.support.GenericApplicationContext;
+import org.springframework.core.io.ClassPathResource;
+import org.springframework.web.WebApplicationInitializer;
+import org.springframework.web.context.ContextLoaderListener;
+import org.springframework.web.context.request.RequestContextListener;
+import org.springframework.web.context.support.GenericWebApplicationContext;
+import org.springframework.web.context.support.ServletContextResource;
+import org.springframework.web.servlet.DispatcherServlet;
+
+import at.gv.egiz.components.spring.api.SpringLoader;
+import at.gv.egiz.eaaf.core.api.IStatusMessenger;
+import at.gv.egiz.eaaf.core.impl.logging.LogMessageProviderFactory;
+import at.gv.egiz.eaaf.core.impl.utils.Random;
+import at.gv.egiz.eaaf.modules.pvp2.impl.opensaml.initialize.EAAFDefaultSAML2Bootstrap;
+
+/**
+ * Web application initializer
+ * 
+ * @author Thomas Lenz
+ */
+public class SpringInitializer implements WebApplicationInitializer {
+
+	private static final Logger log = LoggerFactory.getLogger(SpringInitializer.class);
+	
+    private String[] rootServletContexts = null;
+	private String[] servletContexts = null;
+	private String[] activeProfiles = null;
+
+	public SpringInitializer() {
+		this.rootServletContexts = null;
+		this.servletContexts = new String[] {
+				"/applicationContext.xml",
+				
+		};
+		this.activeProfiles = null;
+	}
+    
+    
+	/* (non-Javadoc)
+	 * @see org.springframework.web.WebApplicationInitializer#onStartup(javax.servlet.ServletContext)
+	 */
+	@Override
+	public void onStartup(ServletContext servletContext) throws ServletException {
+		try {						
+			log.info("=============== Loading Config Root Context! ===============");
+			ApplicationContext cfgRootContext = 
+			    	new ClassPathXmlApplicationContext(new String[] {
+			    			"/applicationContext.xml"
+			    			});
+
+
+			log.info("=============== Loading Root Context! ===============");
+			GenericWebApplicationContext rootContext = new GenericWebApplicationContext();
+			rootContext.setServletContext(servletContext);
+			rootContext.setParent(cfgRootContext);
+												
+//			log.info("=============== Setting active profiles! ===============");
+//			if (this.activeProfiles != null) {
+//				for (String profile : this.activeProfiles) {
+//					rootContext.getEnvironment().addActiveProfile(profile);
+//				}
+//			}
+			
+			log.info("Spring-context was initialized with active profiles: " + 
+					Arrays.asList(rootContext.getEnvironment().getActiveProfiles()));
+			
+			log.info("=============== Loading Local Contexts! ===============");
+			XmlBeanDefinitionReader xmlReader = new XmlBeanDefinitionReader(
+					rootContext);
+			if (rootServletContexts != null) {
+				for (String rootServletContext : rootServletContexts) {
+					log.debug("Loading: "+ rootServletContext);
+					xmlReader.loadBeanDefinitions(new ServletContextResource(
+							servletContext, rootServletContext));
+				}
+			}
+			// Manage the lifecycle of the root application context
+			servletContext.addListener(new ContextLoaderListener(rootContext));
+
+			// log.debug("Beans after logAMQP in {}", rootContext);
+			// dumpBeanDefinitions(rootContext);
+			
+			log.info("=============== Loading SPI Context! ===============");
+			if (rootContext instanceof BeanDefinitionRegistry) {
+				log.debug("Loading modules and components");
+				SpringLoader.loadSpringServices(rootContext);
+				
+			} else
+				log.warn("Failed to load external Spring since no BeanDefinitionRegistry");
+			
+			log.trace("Beans after SPI in "+ rootContext);
+			dumpBeanDefinitions(rootContext);
+
+			log.debug("Loading servlet config in "+ rootContext);
+			if (servletContexts != null) {
+				for (String servletContextString : servletContexts)
+					xmlReader.loadBeanDefinitions(new ClassPathResource(servletContextString, SpringInitializer.class));
+				
+			}
+						
+			log.debug("Refreshing context "+ rootContext);
+			rootContext.refresh();
+
+			log.info("=============== Register Dispatcher Servlet! ===============");
+
+			log.trace("Final Beans in "+ rootContext);
+			dumpBeanDefinitions(rootContext);
+											
+			log.info("Registering dispatcher configuration");
+			ServletRegistration.Dynamic dispatcher = servletContext.addServlet("dispatcher", new DispatcherServlet(rootContext));
+			if (dispatcher != null) {  
+				dispatcher.setLoadOnStartup(1);
+				dispatcher.addMapping("/");
+				dispatcher.setAsyncSupported(true);
+				
+			} else
+				log.error("Failed to register dispatcher server in servlet context!");
+
+			
+			log.info("=============== Register RequestContextListener! ===============");
+			servletContext.addListener(new RequestContextListener());
+									
+			//initialize status messenger
+			LogMessageProviderFactory.setStatusMessager(rootContext.getBean(IStatusMessenger.class));
+			
+			log.info("Bootstrap openSAML .... ");
+			EAAFDefaultSAML2Bootstrap.bootstrap();
+
+			log.info("Seed random number generator ... ");
+			Random.seedRandom();
+			
+			log.info("Initialization of MS-specific eIDAS-connector finished.");
+				
+						
+		} catch (Throwable e) {
+			log.error("MS-specific eIDAS-connector initialization FAILED!", e);
+			
+		}
+				
+	}
+	
+	private void dumpBeanDefinitions(GenericApplicationContext context) {
+		log.trace("Registered Bean in context " + context.toString());
+		
+		String[] registeredBeans = context.getBeanDefinitionNames();
+		for (String registeredBean : registeredBeans) {
+			BeanDefinition beanDefinition = context
+					.getBeanDefinition(registeredBean);
+			log.trace(registeredBean + " -> " + 	beanDefinition.getBeanClassName());
+			
+		}
+		
+		log.trace("Registered Bean in context --"+ context);
+	}
+}