java文件夹拷贝

//主方法

public static void copy(String src, String des) {  

        File file1=new File(src);  
        File[] fs=file1.listFiles();  
        File file2=new File(des);  
        if(!file2.exists()){  
            file2.mkdirs();  
        }  
        for (File f : fs) {  
            if(f.isFile()){  
                fileCopy(f.getPath(),des+"\\"+f.getName()); //调用文件拷贝的方法  
            }else if(f.isDirectory()){  
                copy(f.getPath(),des+"\\"+f.getName());  
            }  
        }  
          

    }

//调用方法

private static void fileCopy(String src, String des) {  
          
        BufferedReader br=null;  
        PrintStream ps=null;  
          
        try {  
            br=new BufferedReader(new InputStreamReader(new FileInputStream(src)));  
            ps=new PrintStream(new FileOutputStream(des));  
            String s=null;  
            while((s=br.readLine())!=null){  
                ps.println(s);  
                ps.flush();  
            }  
              
        } catch (FileNotFoundException e) {  
            // TODO Auto-generated catch block  
            e.printStackTrace();  
        } catch (IOException e) {  
            // TODO Auto-generated catch block  
            e.printStackTrace();  
        }finally{  
              
                try {  
                    if(br!=null)  br.close();  
                    if(ps!=null)  ps.close();  
                } catch (IOException e) {  
                    // TODO Auto-generated catch block  
                    e.printStackTrace();  
                }  
                  
        }  
          
          
    }