private void visitChildren(INode node) {
   List<INode> listOfChildren = node.getChildren();
   if (listOfChildren != null) {
     for (INode child : listOfChildren) {
       child.accept(this);
     }
   }
 }
Beispiel #2
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 public static String generateCasting(
     VariablePathExpression attributePath, String columnName, MappingTask mappingTask) {
   INode attributeNode =
       new FindNode()
           .findNodeInSchema(attributePath.getAbsolutePath(), mappingTask.getTargetProxy());
   String value = attributeNode.getChild(0).getLabel();
   String castedColumnName = mappingTask.getDBMSHandler().forceCast(columnName, value);
   return castedColumnName;
 }
 private void generateCorrespondences(
     List<INode> sourceAttributes, List<INode> targetAttributes, MappingTask mappingTask) {
   for (INode sourceAttribute : sourceAttributes) {
     for (INode targetAttribute : targetAttributes) {
       if (sourceAttribute.getLabel().equals(targetAttribute.getLabel())) {
         PathExpression sourcePath =
             new GeneratePathExpression().generatePathFromRoot(sourceAttribute);
         PathExpression targetPath =
             new GeneratePathExpression().generatePathFromRoot(targetAttribute);
         ValueCorrespondence correspondence = new ValueCorrespondence(sourcePath, targetPath);
         mappingTask.addCorrespondence(correspondence);
         break;
       }
     }
   }
 }
  public void findCorrespondences(String inputFile, String outputFile) throws DAOException {
    DAOMappingTask daoMappingTask = new DAOMappingTask();
    MappingTask mappingTask = daoMappingTask.loadMappingTask(5, inputFile, false);
    INode source = mappingTask.getSourceProxy().getSchema();
    INode target = mappingTask.getTargetProxy().getSchema();

    NodeExtractorVisitor visitorSource = new NodeExtractorVisitor();
    source.accept(visitorSource);
    List<INode> sourceAttributes = visitorSource.getResult();

    NodeExtractorVisitor visitorTarget = new NodeExtractorVisitor();
    target.accept(visitorTarget);
    List<INode> targetAttributes = visitorTarget.getResult();

    generateCorrespondences(sourceAttributes, targetAttributes, mappingTask);
    daoMappingTask.saveMappingTask(mappingTask, outputFile);
  }