eu.etaxonomy.taxeditor.bulkeditor/src/main/java/eu/etaxonomy/taxeditor/bulkeditor/command/BulkEditorSelectionPropertyTester.java

   1 package eu.etaxonomy.taxeditor.bulkeditor.command;
   2
   3 import org.eclipse.core.expressions.PropertyTester;
   4 import org.eclipse.jface.viewers.IStructuredSelection;
   5
   6 import eu.etaxonomy.cdm.persistence.dto.UuidAndTitleCache;
   7 import eu.etaxonomy.taxeditor.bulkeditor.input.BulkEditorInputType;
   8
   9 public class BulkEditorSelectionPropertyTester extends PropertyTester {
  10
  11     public static final String IS_BULK_EDITOR_SUPPORTED = "isBulkEditorSupported";
  12
  13         @Override
  14         public boolean test(Object receiver, String property, Object[] args,
  15                         Object expectedValue) {
  16                 if(IS_BULK_EDITOR_SUPPORTED.equals(property)){
  17                         if(receiver instanceof IStructuredSelection){
  18                                 IStructuredSelection selection = (IStructuredSelection) receiver;
  19                                 Object selectedElement = selection.getFirstElement();
  20                                 if(selectedElement!=null){
  21                                     if(selectedElement instanceof UuidAndTitleCache){
  22                                         return BulkEditorInputType.getByType(((UuidAndTitleCache) selectedElement).getType())!=null;
  23                                     }
  24                                         return BulkEditorInputType.getByType(selectedElement.getClass())!=null;
  25                                 }
  26                         }
  27                 }
  28                 return false;
  29         }
  30
  31 }