error handling

code/LanBortalWeb/WebContent/error.xhtml

@@ -6,7 +6,7 @@
 	<title>Error</title>
 	<title>Error</title>
 </h:head>
 </h:head>
 <h:body>
 <h:body>
-<!-- 	<c:if test="#{sessionHandler.isInDevelopmentMode() eq true}"> -->
+<!-- 	<c:if test="#{sessionHandler.isInDevelopmentMode() eq false}"> -->
 			<h1>#{i18n['error.error']}</h1>
 			<h1>#{i18n['error.error']}</h1>
 			<p>${i18n['error.contact']}
 			<p>${i18n['error.contact']}
 			<br/><h:outputText escape="false" style="color: red;" value="#{errorPageView.time}" /><br/><br/>
 			<br/><h:outputText escape="false" style="color: red;" value="#{errorPageView.time}" /><br/><br/>

code/LanBortalWeb/src/fi/insomnia/bortal/web/ErrorPageView.java

@@ -18,6 +18,8 @@ import java.io.StringWriter;
 import java.util.Calendar;
 import java.util.Calendar;
 import java.util.Map;
 import java.util.Map;
 
 
+import java.util.zip.CRC32;
+
 @Named
 @Named
 @RequestScoped
 @RequestScoped
 public class ErrorPageView implements Serializable {
 public class ErrorPageView implements Serializable {
@@ -34,6 +36,7 @@ public class ErrorPageView implements Serializable {
 	
 	
 	@SuppressWarnings("unused")
 	@SuppressWarnings("unused")
 	private static final Logger logger = LoggerFactory.getLogger(ErrorPageView.class);
 	private static final Logger logger = LoggerFactory.getLogger(ErrorPageView.class);
+
 	
 	
 	public String getStackTrace() {
 	public String getStackTrace() {
 	 
 	 
@@ -51,14 +54,29 @@ public class ErrorPageView implements Serializable {
 	 
 	 
 	}
 	}
 	
 	
+	public String getStackTraceHash() {
+		 
+	    FacesContext context = FacesContext.getCurrentInstance();
+	    Map requestMap = context.getExternalContext().getRequestMap();
+	    Throwable ex =
+	        (Throwable) requestMap.get("javax.servlet.error.exception");
+	    CRC32 stackHash = new CRC32();
+	    stackHash.update(ex.getStackTrace().toString().getBytes());
+	    
+	    return "0x" + Long.toHexString(stackHash.getValue());
+	 
+	}
+	
 	public String getTime(){
 	public String getTime(){
-	    return "0x" + Long.toHexString(Calendar.getInstance().getTimeInMillis());
+		String stamp = "0x" + Long.toHexString(Calendar.getInstance().getTimeInMillis());
+		logger.error("Error occured at {} trail {}", stamp,  getTrail());
+	    return stamp;
 	}
 	}
 	
 	
 	public String getTrail() {
 	public String getTrail() {
 		HttpServletRequest req = (HttpServletRequest) getContext().getExternalContext().getRequest();
 		HttpServletRequest req = (HttpServletRequest) getContext().getExternalContext().getRequest();
 		Object trail = req.getSession().getAttribute("trail");
 		Object trail = req.getSession().getAttribute("trail");
-		return trail != null ? trail.toString().replace(", ", "\n") : "u gots no trail!";
+		return trail != null ? trail.toString() : "";
 	}
 	}
 
 
 	public FacesContext getContext() {
 	public FacesContext getContext() {