Adds a mandatory info level log message for every job execution, and …

…adds the job name to CronContext allowing jobs to use their name in log messages.

git-svn-id: http://ncron.googlecode.com/svn/trunk@64 352c818e-eda7-11de-bf31-4dec8810c1c1

src/NCron.Framework/CronContext.cs

@@ -20,11 +20,13 @@ namespace NCron.Framework
 {
     public class CronContext
     {
+        public string JobName { get; private set; }
         public ICronJob Job { get; private set; }
         public ILog Log { get; private set; }
 
-        public CronContext(ICronJob job, ILog log)
+        public CronContext(string jobName, ICronJob job, ILog log)
         {
+            JobName = jobName;
             Job = job;
             Log = log;
         }

src/NCron.Service/Scheduling/SchedulingService.cs

@@ -74,7 +74,9 @@ private void WaitCallbackHandler(object data)
                 using (var job = _jobFactory.GetJobByName(jobName))
                 using (var log = _logFactory.GetLogByName(jobName))
                 {
-                    var context = new CronContext(job, log);
+                    var context = new CronContext(jobName, job, log);
+
+                    log.Info(() => string.Format("Executing job: {0}", jobName));
 
                     // This inner try-catch serves to report ICronJob failures to the ILog.
                     // Such exceptions are expected, and are thus handled seperately.