@Nullable private static String verifyDestinationForElement( final PsiElement element, final MoveDestination moveDestination) { final String message; if (element instanceof PsiDirectory) { message = moveDestination.verify((PsiDirectory) element); } else if (element instanceof PsiPackage) { message = moveDestination.verify((PsiPackage) element); } else { message = moveDestination.verify(element.getContainingFile()); } return message; }
private void invokeMoveToPackage() { final MoveDestination destination = selectDestination(); if (destination == null) return; saveRefactoringSettings(); for (final PsiElement element : myElementsToMove) { String message = verifyDestinationForElement(element, destination); if (message != null) { String helpId = HelpID.getMoveHelpID(myElementsToMove[0]); CommonRefactoringUtil.showErrorMessage( RefactoringBundle.message("error.title"), message, helpId, getProject()); return; } } try { for (PsiElement element : myElementsToMove) { if (element instanceof PsiClass) { final PsiClass aClass = (PsiClass) element; LOG.assertTrue(aClass.isPhysical(), aClass); /*PsiElement toAdd; if (aClass.getContainingFile() instanceof PsiJavaFile && ((PsiJavaFile)aClass.getContainingFile()).getClasses().length > 1) { toAdd = aClass; } else { toAdd = aClass.getContainingFile(); }*/ final PsiDirectory targetDirectory = destination.getTargetIfExists(element.getContainingFile()); if (targetDirectory != null) { MoveFilesOrDirectoriesUtil.checkMove(aClass, targetDirectory); } } } MoveClassesOrPackagesProcessor processor = createMoveToPackageProcessor(destination, myElementsToMove, myMoveCallback); if (processor.verifyValidPackageName()) { processor.setOpenInEditor(isOpenInEditor()); invokeRefactoring(processor); } } catch (IncorrectOperationException e) { String helpId = HelpID.getMoveHelpID(myElementsToMove[0]); CommonRefactoringUtil.showErrorMessage( RefactoringBundle.message("error.title"), e.getMessage(), helpId, getProject()); } }