// Performs on-the-fly validation on the file mask wildcard.
public FormValidation doCheck(@AncestorInPath AbstractProject project,
@QueryParameter String value) throws IOException, ServletException {
FilePath ws = project.getSomeWorkspace();
return ws != null ? ws.validateRelativeDirectory(value) : FormValidation.ok();
}
@Override
public boolean isApplicable(Class<? extends AbstractProject> jobType) {
return true;