将源Java中的所有文件复制到目标Java

import java.io.File;
import java.io.IOException;
import java.nio.file.Files;
import java.nio.file.StandardCopyOption;

public class JavaFileCopy {
    public static void main(String[] args) {
        String sourcePath = "path/to/source/Java";
        String targetPath = "path/to/target/Java";

        try {
            copyFiles(sourcePath, targetPath);
            System.out.println("Files copied successfully!");
        } catch (IOException e) {
            System.out.println("An error occurred while copying files: " + e.getMessage());
        }
    }

    private static void copyFiles(String sourcePath, String targetPath) throws IOException {
        File sourceDir = new File(sourcePath);
        File targetDir = new File(targetPath);

        // Create target directory if it doesn't exist
        if (!targetDir.exists()) {
            targetDir.mkdirs();
        }

        // Get all files and directories in the source directory
        File[] files = sourceDir.listFiles();

        if (files != null) {
            for (File file : files) {
                if (file.isDirectory()) {
                    // Recursively copy subdirectories
                    copyFiles(file.getAbsolutePath(), targetPath + "/" + file.getName());
                } else {
                    // Copy file to target directory
                    Files.copy(file.toPath(), new File(targetPath + "/" + file.getName()).toPath(),
                            StandardCopyOption.REPLACE_EXISTING);
                }
            }
        }
    }
}