private Map promptForOverwrite(List plugins, List locales) {
    Map overwrites = new HashMap();

    if (overwriteWithoutAsking) return overwrites;

    for (Iterator iter = plugins.iterator(); iter.hasNext(); ) {
      IPluginModelBase plugin = (IPluginModelBase) iter.next();
      for (Iterator it = locales.iterator(); it.hasNext(); ) {
        Locale locale = (Locale) it.next();
        IProject project = getNLProject(plugin, locale);

        if (project.exists() && !overwrites.containsKey(project.getName())) {
          boolean overwrite =
              MessageDialog.openConfirm(
                  PDEPlugin.getActiveWorkbenchShell(),
                  PDEUIMessages.InternationalizeWizard_NLSFragmentGenerator_overwriteTitle,
                  NLS.bind(
                      PDEUIMessages.InternationalizeWizard_NLSFragmentGenerator_overwriteMessage,
                      pluginName(plugin, locale)));
          overwrites.put(project.getName(), overwrite ? OVERWRITE : null);
        }
      }
    }

    return overwrites;
  }
 private void validateIdentifierAttribute(Element element, Attr attr, ISchemaAttribute attInfo) {
   int severity = CompilerFlags.getFlag(fProject, CompilerFlags.P_UNKNOWN_IDENTIFIER);
   if (severity != CompilerFlags.IGNORE) {
     String value = attr.getValue();
     String basedOn = attInfo.getBasedOn();
     // only validate if we have a valid value and basedOn value
     if (value != null && basedOn != null && value.length() > 0 && basedOn.length() > 0) {
       Map attributes = PDESchemaHelper.getValidAttributes(attInfo);
       if (!attributes.containsKey(value)) { // report error if we are missing something
         report(
             NLS.bind(
                 MDECoreMessages.ExtensionsErrorReporter_unknownIdentifier,
                 (new String[] {attr.getValue(), attr.getName()})),
             getLine(element, attr.getName()),
             severity,
             MDEMarkerFactory.CAT_OTHER);
       }
     }
   }
 }