How to use

clearFileExistenceCache

method

in

org.netbeans.modules.cnd.utils.cache.CndFileUtils

static void reparseOnRemoved(Collection<FileImpl> removedPhysically, Collection<FileImpl> removedAsExcluded, ProjectBase project) {
  if (TRACE) {
    LOG.log(Level.INFO, "reparseOnRemoved \nPHYSICAL:{0}\nEXCLUDED:{1}", new Object[] {toString(removedPhysically), toString(removedAsExcluded)});
  }
  CndFileUtils.clearFileExistenceCache();
  Set<CsmFile> topParents = new HashSet<>();
  Set<CsmFile> coherence = new HashSet<>();
  // physically removed can cause broken #includes => we need to reparse parent and coherence files
  for (FileImpl impl : removedPhysically) {
    if (impl != null) {
      topParents.addAll(project.getGraph().getTopParentFiles(impl).getCompilationUnits());
      coherence.addAll(project.getGraph().getCoherenceFiles(impl).getCoherenceFiles());
      project.getGraph().removeFile(impl);
      topParents.remove(impl);
      coherence.remove(impl);
    }
  }
  // excluded are just removed, because their model excluded from model
  // but physically they could be in place, no need to reparse those who includes them
  for (FileImpl impl : removedAsExcluded) {
    project.getGraph().removeFile(impl);
    topParents.remove(impl);
    coherence.remove(impl);
  }
  addToReparse(project, topParents, coherence, false);
}

public final void onFileObjectExternalCreate(Collection<FileObject> files) {
  try {
    ParserQueue.instance().onStartAddingProjectFiles(this);
    CndFileUtils.clearFileExistenceCache();
    // #196664 - Code Model ignores the generated files"
    // when external file was created and assigned to this project => 
    // create csm file for it if possible
    List<NativeFileItem> nativeFileItems = new ArrayList<>();
    // Try to find native file
    if (getPlatformProject() instanceof NativeProject) {
      NativeProject prj = (NativeProject) getPlatformProject();
      for (FileObject fo : files) {
        if (prj != null) {
          NativeFileItem item = prj.findFileItem(fo);
          if (item != null) {
            nativeFileItems.add(item);
          }
        }
      }
    }
    // schedule reparse like added NFI
    if (!nativeFileItems.isEmpty()) {
      onFileItemsAdded(nativeFileItems);
    }
    // allow to fix broken includes
    DeepReparsingUtils.reparseOnAdded(nativeFileItems, this);
  } finally {
    ParserQueue.instance().onEndAddingProjectFiles(this);   
  }
}

@Override
public void scheduleReparse(Collection<CsmProject> projects) {
  CndFileUtils.clearFileExistenceCache();
  ParserQueue.instance().clearParseWatch();
  APTFileCacheManager.invalidateAll();

private void cleanCaches() {
  TextCache.getManager().dispose();
  FilePathCache.getManager().dispose();
  QualifiedNameCache.getManager().dispose();
  NameCache.getManager().dispose();
  UniqueNameCache.getManager().dispose();
  FileNameCache.getManager().dispose();
  ProjectNameCache.getManager().dispose();
  APTDriver.close();
  APTFileCacheManager.close();
  UIDManager.instance().dispose();
  KeyManager.instance().dispose();
  CndFileUtils.clearFileExistenceCache();
  APTFileCacheManager.invalidateAll();
  APTSystemStorage.dispose();
}