java 删除文件

import java.io.File;

public class FileDeletionExample {
    public static void main(String[] args) {
        File file = new File("path/to/your/file.txt");
        if (file.delete()) {
            System.out.println("文件删除成功！");
        } else {
            System.out.println("文件删除失败！");
        }
    }
}

import java.io.File;

public class DirectoryDeletionExample {
    public static void main(String[] args) {
        File directory = new File("path/to/your/directory");
        deleteDirectory(directory);
    }

    public static boolean deleteDirectory(File directory) {
        if (directory.exists()) {
            File[] files = directory.listFiles();
            if (files != null) {
                for (File file : files) {
                    if (file.isDirectory()) {
                        deleteDirectory(file);
                    } else {
                        file.delete();
                    }
                }
            }
        }
        return directory.delete();
    }
}