Java遞迴刪除指定資料夾下所有檔案

工具類封裝

public class FileUtils{
	
	public static boolean delAllFile(String path) {
	    return delAllFile(new File(path));
	}
	
	public static boolean delAllFile(File path) {
	    boolean flag = false;
	    if (!path.exists()) {
	        return flag;
	    }
	    if (!path.
 
isDirectory()) {
	        return flag;
	    }
	    String[] fileList = path.list();
	    File file;
	    for (int i = 0; i < fileList.length; i++) {
	        file = new File(path + File.separator + fileList[i]);
	        if (file.isFile()) {
	            file.delete();
	        }
	        if (file.
 
isDirectory()) {
	            delAllFile(file);
	            file.delete();
	            flag = true;
	        }
	    }
	    return flag;
	}
}