bundles/org.simantics/src/org/simantics/SCLScriptRunnerApplication.java

   1 package org.simantics;\r
   2 \r
   3 import java.io.BufferedReader;\r
   4 import java.io.IOException;\r
   5 import java.io.InputStreamReader;\r
   6 \r
   7 import org.eclipse.core.runtime.IProgressMonitor;\r
   8 import org.eclipse.core.runtime.NullProgressMonitor;\r
   9 import org.eclipse.equinox.app.IApplication;\r
  10 import org.eclipse.equinox.app.IApplicationContext;\r
  11 import org.simantics.application.arguments.Arguments;\r
  12 import org.simantics.application.arguments.IArgumentFactory;\r
  13 import org.simantics.application.arguments.IArguments;\r
  14 import org.simantics.application.arguments.SimanticsArguments;\r
  15 import org.simantics.scl.compiler.commands.CommandSession;\r
  16 import org.simantics.scl.osgi.SCLOsgi;\r
  17 import org.simantics.scl.runtime.reporting.SCLReportingHandler;\r
  18 \r
  19 public class SCLScriptRunnerApplication implements IApplication {\r
  20 \r
  21         @Override\r
  22         public Object start(IApplicationContext context) throws Exception {\r
  23                 try {\r
  24             String[] args = (String[])context.getArguments().get("application.args");\r
  25             IProgressMonitor progress = new NullProgressMonitor();\r
  26             Simantics.startUpHeadless(parseArguments(args), progress);\r
  27             runSCLFromStdin();\r
  28             Simantics.shutdown(progress);\r
  29             return IApplication.EXIT_OK;\r
  30         } catch(Throwable t) {\r
  31             t.printStackTrace();\r
  32             throw (Exception)t;\r
  33         } finally {\r
  34             System.exit(0);\r
  35         }\r
  36         }\r
  37         \r
  38         private void runSCLFromStdin() throws Exception {\r
  39                 BufferedReader input = new BufferedReader(new InputStreamReader(System.in));\r
  40                 CommandSession commandSession = new CommandSession(SCLOsgi.MODULE_REPOSITORY,\r
  41                         SCLReportingHandler.DEFAULT_WITHOUT_ECHO);\r
  42                 try {\r
  43                         while(true) {\r
  44                                 String line = input.readLine();\r
  45                                 if(line == null)\r
  46                                         break;\r
  47                                 if(line.isEmpty())\r
  48                                         continue;\r
  49                                 commandSession.execute(line);\r
  50                         }\r
  51                 } catch(IOException e) {\r
  52                         e.printStackTrace();\r
  53                 }               \r
  54         }\r
  55 \r
  56         private IArguments parseArguments(String[] args) {\r
  57                 IArgumentFactory<?>[] accepted = {\r
  58                                 SimanticsArguments.RECOVERY_POLICY_FIX_ERRORS,\r
  59                                 SimanticsArguments.ONTOLOGY_RECOVERY_POLICY_REINSTALL,\r
  60                                 SimanticsArguments.SERVER,\r
  61                                 SimanticsArguments.LOCAL_SERVER_PORT,\r
  62                                 SimanticsArguments.DATABASE_ID,\r
  63                 };\r
  64                 IArguments result = Arguments.parse(args, accepted);\r
  65                 return result;\r
  66         }\r
  67         \r
  68         @Override\r
  69         public void stop() {\r
  70         }\r
  71 \r
  72 }\r