conversion/TG0_TG1.java

   1 package org.simantics.graph.tests.conversion;\r
   2 \r
   3 import java.io.File;\r
   4 \r
   5 import org.simantics.databoard.Files;\r
   6 import org.simantics.databoard.binding.mutable.Variant;\r
   7 import org.simantics.databoard.container.DataContainer;\r
   8 import org.simantics.databoard.container.DataContainers;\r
   9 import org.simantics.graph.representation.TransferableGraph1;\r
  10 \r
  11 public class TG0_TG1 {\r
  12 \r
  13         public static void main(String[] args) throws Exception {\r
  14                 if(args.length != 3) {\r
  15                         System.err.println(TG0_TG1.class.getName() + " formatName input.tg output.tg");\r
  16                         return;\r
  17                 }\r
  18                 String formatName = args[0];\r
  19                 File input = new File(args[1]);\r
  20                 File output = new File(args[2]);\r
  21                 \r
  22                 if(!input.exists()) {\r
  23                         System.err.println(input + " does not exist.");\r
  24                         return;\r
  25                 }\r
  26                 if(output.exists())\r
  27                         output.delete();\r
  28                 \r
  29                 try {\r
  30                         DataContainer header = DataContainers.readHeader(input);\r
  31                         if (formatName.equals(header.format)) {\r
  32                                 System.err.println(input + " already has a data container with the required format, version is " + header.version);\r
  33                                 return;\r
  34                         } else {\r
  35                                 System.err.println(input + " already has a data container with another format '" + header.format + ", version is " + header.version);\r
  36                                 return;\r
  37                         }\r
  38                 } catch (Throwable e) {\r
  39                         // There is no DataContainer in the input file yet.\r
  40                         // Continue conversion.\r
  41                 }\r
  42                 \r
  43                 TransferableGraph0 tg0 = (TransferableGraph0)Files.readFile(input, TransferableGraph0.BINDING);\r
  44                 TransferableGraph1 tg1 = new TransferableGraph1(\r
  45                                 tg0.resourceCount,\r
  46                                 tg0.identities,\r
  47                                 tg0.statements,\r
  48                                 tg0.values,\r
  49                                 tg0.extensions\r
  50                                 );\r
  51                 DataContainers.writeFile(output, \r
  52                                 new DataContainer(formatName, 1, new Variant(TransferableGraph1.BINDING, tg1)));\r
  53         }\r
  54         \r
  55 }\r