public class File extends Object implements Serializable, Comparable<File> 构造方法: public File(String pathname) 按照完整路径实例化 public File(File parent, String child) 按照父路径和文件名实例化 成员: public static final String separator 目录分隔符 ('\'.'/'等) public static final
There are many things that can go wrong: A class works in Unix but doesn't on Windows (or vice versa) Invalid filenames due to double or missing path separators UNC filenames (on Windows) don't work with my home-grown filename utility function UNC (U
一个字母引发的血案 明天开始放年假了,临放假前有个爬虫的任务,其中需要把网络图片保存到本地,很简单,马上写完了代码: //省略部分代码... Long fileId= (Long) data.get("FilmId"); File filmpath= new File(path+fileId); if (!filmpath.exists()) filmpath.mkdir(); //省略部分代码... OutputStream os = new FileOutputStream(pat
Create a file with some content in some specific location. The reference is here. /** * Write fileContent in a file and save it into FileToCreatePath * * @param fileContent content of the file * @param FileToCreatePath path of the file been saved * @
刷某一目录下的所有文件夹/文件 public class FileDemo2 { public static void main(String args[]) { File file = new File("F:"+File.separator); list(file); } public static void list(File f) { if(f.isDirectory()) { File ff[] = f.listFiles(); for(int i = 0; i < f