Changeset 9596 for branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking/3.3/Instances/BPPORLIBParser.cs

Timestamp:

06/07/13 01:20:12 (11 years ago)

Author:

jhelm

Message:

#1966: More refactoring; Added more sophisticated structures for packing-plan and bin-packing representation; Transferred parts of the decoding-algorithms to these structures; Did some more refactoring and cleanup;

File:

• branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking/3.3/Instances/BPPORLIBParser.cs (modified) (2 diffs)

branches/HeuristicLab.BinPacking/HeuristicLab.Problems.BinPacking/3.3/Instances/BPPORLIBParser.cs

@@ -90 +90 @@
 
       for (int k = 0; k < Items; k++) {
-        if (reader.EndOfStream) throw new InvalidDataException("Unexpected End of Stream.");
+        if (reader.EndOfStream) throw new InvalidDataException("Unexpected End of Stream (at line " + k + ").");
         var valLine = reader.ReadLine();
         while (String.IsNullOrWhiteSpace(valLine)) valLine = reader.ReadLine();
@@ -101 +101 @@
       }
 
-      int problemClassNr = int.Parse(problemClass[0]);
-      Name = (isThreeDimensional ? "3" : "2") + "dbpp_class_0" + problemClassNr;
-      if (!isThreeDimensional) {
-        if (problemClassNr >= 1 && problemClassNr <= 5)
-          Description = "Proposed by Berkey and Wang.";
-        else if (problemClassNr >= 6 && problemClassNr <= 10)
-          Description = "Proposed by Martello and Vigo.";
+      Int32 problemClassNr = -1;
+      if (int.TryParse(problemClass[0], out problemClassNr)) {
+        Name = (isThreeDimensional ? "3" : "2") + "dbpp_class_0" + problemClassNr;
+        if (!isThreeDimensional) {
+          if (problemClassNr >= 1 && problemClassNr <= 5)
+            Description = "Proposed by Berkey and Wang.";
+          else if (problemClassNr >= 6 && problemClassNr <= 10)
+            Description = "Proposed by Martello and Vigo.";
+        } else {
+          if (problemClassNr >= 1 && problemClassNr <= 5)
+            Description = "Proposed by Martello and Vigo.";
+          else if (problemClassNr >= 6 && problemClassNr <= 9)
+            Description = "Proposed by Berkey and Wang.";
+        }
       } else {
-        if (problemClassNr >= 1 && problemClassNr <= 5)
-          Description = "Proposed by Martello and Vigo.";
-        else if (problemClassNr >= 6 && problemClassNr <= 9)
-          Description = "Proposed by Berkey and Wang.";
+        Name = "Unknown";
+        Description = "<Missing>";
       }