gerrit.simantics Code Review - simantics/platform.git/blob

   1 package org.simantics.document.linking.report.templates.custom;
   2
   3 import java.util.List;
   4 import java.util.Map;
   5
   6 import org.simantics.db.ReadGraph;
   7 import org.simantics.db.Resource;
   8 import org.simantics.db.exception.DatabaseException;
   9 import org.simantics.document.linking.report.DocumentLine;
  10 import org.simantics.scl.compiler.commands.CommandSession;
  11 import org.simantics.scl.compiler.types.Types;
  12 import org.simantics.scl.osgi.SCLOsgi;
  13 import org.simantics.scl.runtime.reporting.AbstractSCLReportingHandler;
  14
  15
  16
  17 /**
  18  * SCL-script based customization
  19  *
  20  * NOTE: this does not work, since at the moment the CommandSession is not able to attach itself to given read transaction.
  21  *
  22  * @author Marko Luukkainen <marko.luukkainen@vtt.fi>
  23  *
  24  */
  25 public class SCLCustomizableContent implements CustomizableContent {
  26
  27         private CommandSession session;
  28         private String sclCode[];
  29
  30         private String label;
  31
  32         public SCLCustomizableContent(String label) {
  33                 session = new CommandSession(SCLOsgi.MODULE_REPOSITORY, null);
  34
  35                 sclCode = new String[]{"import \"Simantics/Ontologies\"",
  36                                        "nameOfResource r = match possibleRelatedValue r L0.HasName with\n"+
  37                                "    Just name -> name\n"+
  38                                "    Nothing -> \"no name\"",
  39                                "nameOfResource res"};
  40         }
  41
  42         @Override
  43         public String getCustomizationDescription() {
  44                 return label;
  45         }
  46
  47         @Override
  48         public String getContent(ReadGraph graph, Resource resource, Map<Object, Object> context)
  49                         throws DatabaseException {
  50
  51                 session.setVariable("res", Types.con("Simantics/DB", "Resource"), resource);
  52                 final StringBuilder responseBuilder = new StringBuilder();
  53                 final StringBuilder errorBuilder = new StringBuilder();
  54                 for (String code : sclCode) {
  55                         session.execute(code, new AbstractSCLReportingHandler() {
  56
  57                 @Override
  58                 public void print(String text) {
  59                     responseBuilder.append(text).append('\n');
  60                 }
  61
  62                 @Override
  63                 public void printError(String error) {
  64                     errorBuilder.append(error).append('\n');
  65                 }
  66
  67                 @Override
  68                 public void printCommand(String command) {
  69                 }
  70             });
  71                         if(errorBuilder.length() > 0)
  72                             throw new DatabaseException("Error executing SCL \"" + code + "\" " + errorBuilder.toString().trim());
  73                 }
  74                 return responseBuilder.toString().trim();
  75         }
  76
  77         @Override
  78         public List<DocumentLine> getLines(ReadGraph graph, Resource resource, Map<Object, Object> context)
  79                         throws DatabaseException {
  80                 // TODO Auto-generated method stub
  81                 return null;
  82         }
  83
  84         public String[] getSclCode() {
  85                 return sclCode;
  86         }
  87
  88         public void setSclCode(String[] sclCode) {
  89                 this.sclCode = sclCode;
  90         }
  91
  92
  93 }