原来文件夹中的文件:有epub/html/txt
import java.io.File; import java.io.FileInputStream; import java.io.FileNotFoundException; import java.io.FileOutputStream; import java.io.IOException; /** * 复制文件夹中所有包含.epub后缀的文件 * @author fibre * parameter SUFFIX = ".epub" */ public class CopyFileFolder { private static String SUFFIX = ".epub"; public void copyFolder(String folder, String newPath) throws IOException{ File old = new File(folder); File[] fileArray = old.listFiles(); for(File file: fileArray){ if(file.isFile()){ if(file.getName().endsWith(SUFFIX)){ //判断是否存在目的文件夹 File newPathFile = new File(newPath); if(!newPathFile.isDirectory()){ newPathFile.mkdirs(); } //开始复制 try { FileInputStream ins = new FileInputStream(file); FileOutputStream out = new FileOutputStream(newPath+"/"+file.getName()); System.out.println("!!文件复制:"+file.getAbsolutePath()+"----->"+newPath+"/"+file.getName()); byte[] b = new byte[1024 * 5]; int len; while( (len=ins.read(b)) != -1){ out.write(b); } ins.close(); out.close(); } catch (FileNotFoundException e) { // TODO Auto-generated catch block e.printStackTrace(); } } } if(file.isDirectory()){ copyFolder(file.getAbsolutePath(),newPath+"/"+file.getName()); System.out.println("【文件夹复制】:"+file.getAbsolutePath()+"----->"+newPath+"/"+file.getName()); } } } public static void main(String[] arg) throws IOException{ //可以改成复制后缀为html的文件 //CopyFileFolder.SUFFIX = ".html"; String folder = "F://Resource/知乎/epub/知乎各专业回答集锦"; String target = "F://Resource/知乎/epub/知乎各专业回答集锦(epub)"; CopyFileFolder copy = new CopyFileFolder(); copy.copyFolder(folder,target); } }
java 复制文件夹中epub、html、txt文件 (按原来文件夹存放),布布扣,bubuko.com
java 复制文件夹中epub、html、txt文件 (按原来文件夹存放)
原文地址:http://blog.csdn.net/df1012890048/article/details/38681159