--- /dev/null
+package org.argeo.fs;
+
+import java.io.IOException;
+import java.nio.file.FileVisitResult;
+import java.nio.file.Files;
+import java.nio.file.Path;
+import java.nio.file.SimpleFileVisitor;
+import java.nio.file.attribute.BasicFileAttributes;
+
+/** Utilities around the standard Java file abstractions. */
+public class FsUtils {
+ /** Sync a source path with a target path. */
+ public static void sync(Path sourceBasePath, Path targetBasePath) {
+ sync(sourceBasePath, targetBasePath, false);
+ }
+
+ /** Sync a source path with a target path. */
+ public static void sync(Path sourceBasePath, Path targetBasePath, boolean delete) {
+ sync(new BasicSyncFileVisitor(sourceBasePath, targetBasePath, delete));
+ }
+
+ public static void sync(BasicSyncFileVisitor syncFileVisitor) {
+ try {
+ Files.walkFileTree(syncFileVisitor.getSourceBasePath(), syncFileVisitor);
+ } catch (Exception e) {
+ throw new RuntimeException("Cannot sync " + syncFileVisitor.getSourceBasePath() + " with "
+ + syncFileVisitor.getTargetBasePath(), e);
+ }
+ }
+
+ /** Deletes this path, recursively if needed. */
+ public static void delete(Path path) {
+ try {
+ Files.walkFileTree(path, new SimpleFileVisitor<Path>() {
+ @Override
+ public FileVisitResult postVisitDirectory(Path directory, IOException e) throws IOException {
+ if (e != null)
+ throw e;
+ Files.delete(directory);
+ return FileVisitResult.CONTINUE;
+ }
+
+ @Override
+ public FileVisitResult visitFile(Path file, BasicFileAttributes attrs) throws IOException {
+ Files.delete(file);
+ return FileVisitResult.CONTINUE;
+ }
+ });
+ } catch (IOException e) {
+ throw new RuntimeException("Cannot delete " + path, e);
+ }
+ }
+
+ /** Singleton. */
+ private FsUtils() {
+ }
+
+}