How to use

setSdkAdditionalData

method

in

com.intellij.openapi.projectRoots.impl.ProjectJdkImpl

/**
 * Creates and adds new Perl SDK
 *
 * @param interpreterPath interpreter path
 * @param sdkConsumer     created sdk consumer
 */
public static void createSdk(@NotNull String interpreterPath,
               @NotNull PerlHostData hostData,
               @NotNull PerlVersionManagerData versionManagerData,
               @NotNull Consumer<Sdk> sdkConsumer) {
 VersionDescriptor perlVersionDescriptor = PerlSdkType.getPerlVersionDescriptor(interpreterPath, hostData, versionManagerData);
 if (perlVersionDescriptor == null) {
  ApplicationManager.getApplication().invokeLater(
   () -> Messages.showErrorDialog("Failed to fetch perl version, see logs for more details", "Failed to Create Interpreter"));
  return;
 }
 String newSdkName = SdkConfigurationUtil.createUniqueSdkName(
  suggestSdkName(perlVersionDescriptor, hostData, versionManagerData), PerlSdkTable.getInstance().getInterpreters());
 final ProjectJdkImpl newSdk = PerlSdkTable.getInstance().createSdk(newSdkName);
 newSdk.setHomePath(interpreterPath);
 PerlImplementationData<?, ?> implementationData = PerlImplementationHandler.createData(
  interpreterPath, hostData, versionManagerData);
 if (implementationData == null) {
  return;
 }
 newSdk.setVersionString(perlVersionDescriptor.getVersionString());
 newSdk.setSdkAdditionalData(new PerlSdkAdditionalData(hostData, versionManagerData, implementationData));
 sdkConsumer.accept(newSdk);
}

protected void setUpLibrary() {
 Application application = ApplicationManager.getApplication();
 application.invokeAndWait(() -> application.runWriteAction(
  () -> {
   VirtualFile libdir = LocalFileSystem.getInstance().refreshAndFindFileByPath("../testData/testlib");
   assert libdir != null;
   PerlProjectManager perlProjectManager = PerlProjectManager.getInstance(getProject());
   ProjectJdkImpl testSdk = PerlSdkTable.getInstance().createSdk("test");
   testSdk.setSdkAdditionalData(new PerlSdkAdditionalData(
    PerlHostHandler.getDefaultHandler().createData(),
    PerlVersionManagerData.getDefault(),
    PerlImplementationHandler.getDefaultHandler().createData()));
   PerlSdkTable.getInstance().addJdk(testSdk, getTestRootDisposable());
   perlProjectManager.setProjectSdk(testSdk);
   perlProjectManager.addExternalLibrary(libdir);
   CodeInsightTestFixtureImpl.ensureIndexesUpToDate(getProject());
  }));
}