private static void addFiles(File dir, List<File> collection) throws IOException {
File[] files = dir.listFiles();
List<File> subDirs = new ArrayList<>(2);
for (int i = 0; i < files.length; i++) {
if (files[i].isFile()) {
collection.add(files[i]);
} else if (files[i].isDirectory()) {
subDirs.add(files[i]);
}
}
Iterator<File> iter = subDirs.iterator();
while (iter.hasNext()) {
File subDir = iter.next();
addFiles(subDir, collection);
}
}
public static void importFilesFromDirectory(
File rootDir, IPath destPath, IProgressMonitor monitor)
throws InvocationTargetException, IOException {
IImportStructureProvider structureProvider = FileSystemStructureProvider.INSTANCE;
List<File> files = new ArrayList<>(100);
addFiles(rootDir, files);
try {
ImportOperation op =
new ImportOperation(
destPath, rootDir, structureProvider, new ImportOverwriteQuery(), files);
op.setCreateContainerStructure(false);
op.run(monitor);
} catch (InterruptedException e) {
// should not happen
}
}