java文件夹的拷贝

package com.px.test;

import java.io.*;

public class copyFile {
//文件拷贝
	public void fileCopy(File file,String descDir){
		if(file.isFile()){
			copy(file,descDir);//如果是文件直接拷贝
		}else{
			//如果是目录  新建一个目录
			String s=file.getName();//新建的目录名称
			String ss=descDir+File.separator+s;
			File f=new File(ss);
			f.mkdirs();//创建了目录  遍历
			File[] f2=file.listFiles();
			for(File ff:f2){
				if(ff.isFile()){
					//String s1=ff.getName();
					//String s2=ss+s1;
					copy(ff,ss);
				}else{
					fileCopy(ff,ss);
				}
			}
			
		    
			
		}
		
	}
	
	public void copy(File file,String desc){
		String name=file.getName();
		String dir=desc+File.separator+name;
		InputStream in=null;
		OutputStream out=null;
		try {
			in=new FileInputStream(file);
			out=new FileOutputStream(dir);
			int i=0;
			byte [] b=new byte[1024*8];
			while((i=in.read(b))!=-1){
				out.write(b, 0, i);
				System.out.println("正在拷贝！！！");
			}
			
		} catch (FileNotFoundException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		} catch (IOException e) {
			// TODO Auto-generated catch block
			e.printStackTrace();
		}finally{
			if(in!=null){
				try {
					in.close();
				} catch (IOException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}
			}if(out!=null){
				try {
					out.close();
				} catch (IOException e) {
					// TODO Auto-generated catch block
					e.printStackTrace();
				}									
				
			}
		}
		
	}
	public static void main(String[] args) {
		copyFile cf=new copyFile();
		File file=new File("C:\\Program Files\\Java\\jdk1.6.0_02\\src");
		cf.fileCopy(file,"C:");
		System.out.println("拷贝完成");
	}
}