public void run(IStructuredSelection selection) {
IMember member = getMember(selection);
if (!ActionUtil.isProcessable(getShell(), member)) return;
FindOccurrencesEngine engine = FindOccurrencesEngine.create(new OccurrencesFinder());
try {
ISourceRange range = member.getNameRange();
String result = engine.run(member.getTypeRoot(), range.getOffset(), range.getLength());
if (result != null) showMessage(getShell(), fActionBars, result);
} catch (JavaModelException e) {
JavaPlugin.log(e);
}
}
@Override
public void run(IStructuredSelection selection) {
try {
IMember member = getMember(selection);
if (member == null || !ActionUtil.isEditable(getShell(), member)) return;
ISourceRange range = member.getNameRange();
RefactoringExecutionStarter.startChangeTypeRefactoring(
member.getCompilationUnit(), getShell(), range.getOffset(), range.getLength());
} catch (CoreException e) {
ExceptionHandler.handle(
e,
RefactoringMessages.ChangeTypeAction_dialog_title,
RefactoringMessages.ChangeTypeAction_exception);
}
}
/* (non-JavaDoc)
* Method declared in SelectionDispatchAction.
*/
private IMember getMember(IStructuredSelection selection) {
if (selection.size() != 1) return null;
Object o = selection.getFirstElement();
if (o instanceof IMember) {
IMember member = (IMember) o;
try {
if (member.getNameRange() == null) return null;
} catch (JavaModelException ex) {
return null;
}
IClassFile file = member.getClassFile();
if (file != null) {
try {
if (file.getSourceRange() != null) return member;
} catch (JavaModelException e) {
return null;
}
}
return member;
}
return null;
}
