package 流;
import java.io.File;
import java.io.FileInputStream;
import java.io.FileNotFoundException;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;
public class 流 {
/**
* @param args
*/
public static void main(String[] args) {
// TODO Auto-generated method stub
delDir("d://MyDrivers");
}
public static void copyFile(String src,String dest){
try {
InputStream inputStream=new FileInputStream(src);
OutputStream outputStream=new FileOutputStream(dest);
File file=new File(dest);
if(!file.exists())
try {
file.createNewFile();
} catch (IOException e1) {
// TODO Auto-generated catch block
e1.printStackTrace();
}
int ch;
try {
while((ch=inputStream.read())!=-1)
{
outputStream.write(ch);
}
} catch (IOException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
}
public static void renameFile(String path,String oldname,String newname){
if(!oldname.equals(newname)){
File oldFile=new File(path+"/"+oldname);
File newFile=new File(path+"/"+newname);
if(newFile.exists())
{
System.out.println("该文件已经存在");
}
else
{
oldFile.renameTo(newFile);
}
}
}
public static void delDir(String path){
File dir=new File(path);
if(dir.exists()){
File[] tmp=dir.listFiles();
for(int i=0; i<tmp.length; i++)
{
if(tmp[i].isDirectory())
{
delDir(path+"/"+tmp[i].getName());
}
else
{
tmp[i].delete();
}
}
}
dir.delete();
}
}