software/no.uio.ifi.refaktor/src/no/uio/ifi/refaktor/handlers/ProjectWideSearchBasedExtractAndMoveMethodChangerHandler.java

   1 package no.uio.ifi.refaktor.handlers;
   2
   3 import static no.uio.ifi.refaktor.assertion.RefaktorAssert.assertThat;
   4 import static org.hamcrest.CoreMatchers.instanceOf;
   5 import no.uio.ifi.refaktor.change.changers.ProjectWideSearchBasedExtractAndMoveMethodChanger;
   6 import no.uio.ifi.refaktor.change.changers.RefaktorChanger;
   7 import no.uio.ifi.refaktor.changers.exceptions.RefaktorChangerException;
   8 import no.uio.ifi.refaktor.utils.RefaktorDebug;
   9
  10 import org.eclipse.core.commands.AbstractHandler;
  11 import org.eclipse.core.commands.ExecutionEvent;
  12 import org.eclipse.core.commands.ExecutionException;
  13 import org.eclipse.core.runtime.CoreException;
  14 import org.eclipse.core.runtime.NullProgressMonitor;
  15 import org.eclipse.jdt.core.IJavaProject;
  16 import org.eclipse.jface.dialogs.MessageDialog;
  17 import org.eclipse.jface.viewers.ISelection;
  18 import org.eclipse.jface.viewers.ITreeSelection;
  19 import org.eclipse.ui.IWorkbenchWindow;
  20 import org.eclipse.ui.handlers.HandlerUtil;
  21
  22 public class ProjectWideSearchBasedExtractAndMoveMethodChangerHandler extends AbstractHandler {
  23
  24         @Override
  25         public Object execute(ExecutionEvent event) throws ExecutionException {
  26                 ISelection selection = HandlerUtil.getCurrentSelectionChecked(event);
  27                 IWorkbenchWindow window = HandlerUtil.getActiveWorkbenchWindowChecked(event);
  28
  29                 assertThat(selection, instanceOf(ITreeSelection.class));
  30                 ITreeSelection treeSelection = (ITreeSelection) selection;
  31                 Object element = treeSelection.getFirstElement();
  32                 assertThat(element, instanceOf(IJavaProject.class));
  33
  34                 RefaktorChanger changer = new ProjectWideSearchBasedExtractAndMoveMethodChanger((IJavaProject) element);
  35                 try {
  36                         changer.checkPreconditions();
  37                         changer.executeChange(new NullProgressMonitor());
  38                         MessageDialog.openInformation(window.getShell(), "no.uio.ifi.refaktor", changer.getClass() + " has been excuted");
  39                         return null;
  40                 } catch (RefaktorChangerException e) {
  41                         RefaktorDebug.log(e);
  42                 } catch (CoreException e) {
  43                         RefaktorDebug.log(e);
  44                 }
  45
  46                 MessageDialog.openInformation(window.getShell(), "no.uio.ifi.refaktor", changer.getClass() + " did not execute correctly");
  47                 return null;
  48         }
  49 }