Java Path Delete nio deleteTreeBelowPath(Path startHerePath)

Description

Delete the whole file tree below the given path.

License

Apache License

Declaration

public static void deleteTreeBelowPath(Path startHerePath) throws IOException 

Method Source Code

//package com.java2s;
//License from project: Apache License 

import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.Path;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class Main {
    /**/* w ww  . ja v  a2  s .com*/
     * Delete the whole file tree below the given path.  Files first while traversing, and the directories at the end.
     */
    public static void deleteTreeBelowPath(Path startHerePath) throws IOException {

        List<Path> dirPaths = new ArrayList<>();

        // Delete files as we see them.  Save directories for deletion later.

        Files.walk(startHerePath).forEach(path -> {
            if (Files.isDirectory(path)) {
                dirPaths.add(path);
            } else {
                try {
                    Files.delete(path);
                } catch (IOException e) {
                    e.printStackTrace(); // so we can continue even if a file is open.
                }
            }
        });

        Collections.sort(dirPaths);
        Collections.reverse(dirPaths);

        for (Path path : dirPaths) {
            try {
                Files.delete(path);
            } catch (IOException e) {
                System.out.println("Could not delete " + path + ": " + e); // better suggestions?
            }
        }
    }
}

Related

1. deleteRecursive(Path path)
2. deleteRecursively(final Path path)
3. deleteRecursively(Path directory)
4. deleteRecursively(Path path)
5. deleteTmpDir(Path path)
6. doDelete(@Nonnull Path path)
7. forceDelete(Path path)
8. optimisticDelete(Path path)
9. readAndDelete(final Path p)