1 files changed, 104 insertions, 0 deletions
diff --git a/cxfImplementations/ContextSetupAspect.java b/cxfImplementations/ContextSetupAspect.java
new file mode 100644
index 0000000..42ffd5e
--- /dev/null
+++ b/cxfImplementations/ContextSetupAspect.java
@@ -0,0 +1,104 @@
+package at.gv.egovernment.moa.spss.server.webservice.impl;
+
+import java.security.cert.X509Certificate;
+
+import javax.servlet.http.HttpServletRequest;
+import javax.xml.ws.handler.MessageContext;
+import javax.xml.ws.handler.soap.SOAPMessageContext;
+
+import org.apache.cxf.transport.http.AbstractHTTPDestination;
+import org.aspectj.lang.annotation.Aspect;
+import org.slf4j.Logger;
+import org.slf4j.LoggerFactory;
+import org.w3c.dom.Element;
+
+import at.gv.egovernment.moa.logging.LoggingContext;
+import at.gv.egovernment.moa.logging.LoggingContextManager;
+import at.gv.egovernment.moa.spss.server.config.ConfigurationException;
+import at.gv.egovernment.moa.spss.server.config.ConfigurationProvider;
+import at.gv.egovernment.moa.spss.server.transaction.TransactionContext;
+import at.gv.egovernment.moa.spss.server.transaction.TransactionContextManager;
+import at.gv.egovernment.moa.spss.server.transaction.TransactionIDGenerator;
+
+@Aspect
+public class ContextSetupAspect {
+
+	private static final Logger logger = LoggerFactory.getLogger(ContextSetupAspect.class);
+	
+	/** The property name for accessing the X509 client certificate chain. */
+	private static final String X509_CERTIFICATE_PROPERTY = "javax.servlet.request.X509Certificate";
+
+	/** The property name for accessing the SOAP action header. */
+	private static final String SOAP_ACTION_HEADER = "soapaction";
+	
+	/**
+	 * Set up the thread-local contexts (<code>TransactionContext</code> and
+	 * <code>LoggingContext</code>).
+	 * 
+	 * @param context
+	 *            The <code>TransactionContext</code> to set for the current
+	 *            request.
+	 */
+	private static void setUpContexts(TransactionContext context) {
+		// set the transaction context in the TransactionContextManager
+		TransactionContextManager tcm = TransactionContextManager.getInstance();
+		tcm.setTransactionContext(context);
+
+		// set the logging context in the LoggingContextManager
+		LoggingContextManager lcm = LoggingContextManager.getInstance();
+		LoggingContext lc = new LoggingContext(context.getTransactionID());
+		lcm.setLoggingContext(lc);
+	}
+
+	/**
+	 * Tear down the thread-local contexts.
+	 */
+	private static void tearDownContexts() {
+		TransactionContextManager tcm = TransactionContextManager.getInstance();
+
+		// delete temporary files
+		TransactionContext context = tcm.getTransactionContext();
+		context.cleanAttachmentCache();
+
+		// unset the transaction context
+		tcm.setTransactionContext(null);
+
+		// unset the logging context
+		LoggingContextManager lcm = LoggingContextManager.getInstance();
+		lcm.setLoggingContext(null);
+	}
+
+	public static void setupContext(MessageContext messageContext, String targetService) throws ConfigurationException {
+		logger.debug("Context setup");
+		
+		HttpServletRequest request = (HttpServletRequest) messageContext
+				.get(AbstractHTTPDestination.HTTP_REQUEST);
+
+		X509Certificate[] clientCert = (X509Certificate[]) request.getAttribute(X509_CERTIFICATE_PROPERTY);
+
+		ConfigurationProvider configuration = ConfigurationProvider.getInstance();
+
+		Element xmlRequest = null;
+		if (messageContext instanceof SOAPMessageContext) {
+			SOAPMessageContext soapMessageContext = (SOAPMessageContext) messageContext;
+			xmlRequest = soapMessageContext.getMessage().getSOAPPart().getDocumentElement();
+		}
+
+		TransactionContext context = new TransactionContext(TransactionIDGenerator.nextID(), clientCert,
+				configuration, xmlRequest, null);
+
+		String soapAction = (String) request.getHeader(SOAP_ACTION_HEADER);
+		if ("\"\"".equals(soapAction)) {
+			// if http soap action header is empty
+			soapAction = targetService;
+		}
+		context.setRequestName(soapAction);
+		
+		setUpContexts(context);
+	}
+
+	public static void cleanContext() {
+		logger.debug("Context clean up");
+		tearDownContexts();
+	}
+}