Add exception handler to Main.

src/main/scala/Main.scala

@@ -37,34 +37,50 @@ object Main {
       for (v <- Files.walk(Paths.get(args(0))).toArray; f = v.asInstanceOf[Path]; if !Files.isDirectory(f)) {
         val fSourceName= f.getFileName.toString
         val fOutputName = s"Converted_$fSourceName"
-        val sourceXml = XML.loadFile(f.toString)
-        val template = Template(sourceXml)
-        val outputXml = XML.loadString(p.format(template.render))
         val now = LocalDateTime.now().toString
 
-        val sourceXmlValid = if (template.isStraight) nsdXmlValid else rtsXmlValid
-        val outputXmlValid = if (template.isStraight) rtsXmlValid else nsdXmlValid
+        Try {
+          val sourceXml = XML.loadFile(f.toString)
 
-        val msgCheckSource = Try {
-          sourceXmlValid.loadString(sourceXml.mkString)
-        } match {
-          case Success(_) => s"'$fSourceName' successfully checked against schema"
-          case Failure(ex) => s"'$fSourceName' isn`t wellformed or invalid: ${ex.getMessage}"
-        }
+          val template = Template(sourceXml)
+          val outputXml = XML.loadString(p.format(template.render))
 
-        val msgCheckOutput = Try {
-          outputXmlValid.loadString(outputXml.mkString)
-        } match {
-          case Success(_) => s"'$fOutputName' successfully checked against schema"
-          case Failure(ex) => s"'$fOutputName' isn`t wellformed or invalid: ${ex.getMessage}"
-        }
+          val sourceXmlValid = if (template.isStraight) nsdXmlValid else rtsXmlValid
+          val outputXmlValid = if (template.isStraight) rtsXmlValid else nsdXmlValid
+
+          val msgCheckSource = Try {
+            sourceXmlValid.loadString(sourceXml.mkString)
+          } match {
+            case Success(_) => s"'$fSourceName' successfully checked against schema"
+            case Failure(ex) => s"'$fSourceName' isn`t wellformed or invalid: ${ex.getMessage}"
+          }
 
-        XML.save(Paths.get(args(1), fOutputName).toString, outputXml, xmlDecl = true)
+          val msgCheckOutput = Try {
+            outputXmlValid.loadString(outputXml.mkString)
+          } match {
+            case Success(_) => s"'$fOutputName' successfully checked against schema"
+            case Failure(ex) => s"'$fOutputName' isn`t wellformed or invalid: ${ex.getMessage}"
+          }
 
-        logString += template.info(s"$now\n$msgCheckSource\n$msgCheckOutput") + "\n\n"
+          XML.save(Paths.get(args(1), fOutputName).toString, outputXml, xmlDecl = true)
+
+          template.info(s"$now\n$msgCheckSource\n$msgCheckOutput") + "\n\n"
+        } match {
+          case Success(ti) => logString += ti
+          case Failure(ex) => logString += s"'$now\nImpossible to convert'$fSourceName': ${ex.getMessage}\n\n"
+        }
       }
 
-      Files.write(Paths.get(args(1), logFileName), logString.getBytes("utf-8"), StandardOpenOption.CREATE, StandardOpenOption.TRUNCATE_EXISTING)
+      Try {
+        Files.write(
+          Paths.get(args(1), logFileName),
+          logString.getBytes("utf-8"),
+          StandardOpenOption.CREATE,
+          StandardOpenOption.TRUNCATE_EXISTING)
+      } match {
+        case Success(_) => println(s"Work has finished. $logFileName located in ${args(1)}")
+        case Failure(ex) => println(s"Error. Work hasn`t finished: ${ex.getMessage}")
+      }
     }
   }
 }

src/main/scala/templates/Logger.scala

@@ -72,13 +72,13 @@ trait Logger {
         case (t, v, m) if v != null || (m != null && m.nonEmpty) => true
         case _ => false
       }
-      .map {
-        case (t, v, m) => s"tag: $t, value: ${if (v != null) v else ""}" +
-          (if (m != null && m.nonEmpty) ", " + m.toVector.map { case (k, v1) => v1}.map {
-            case (k1, v2) => s"attr: $k1, value: $v2"
-          }.mkString(", ") else "")
-       }
-      .mkString("\n")
+        .map {
+          case (t, v, m) => s"tag: $t, value: ${if (v != null) v else ""}" +
+            (if (m != null && m.nonEmpty) ", " + m.toVector.map { case (k, v1) => v1}.map {
+              case (k1, v2) => s"attr: $k1, value: $v2"
+            }.mkString(", ") else "")
+        }
+          .mkString("\n")
 
     s"$msg\nNot used:\n$additionalInfo"
   }