import java.io.*;
public class TestMove{
private static File f1=null;
private static File f2=null;
private static FileInputStream fis=null;
private static FileOutputStream fos=null;
public static void main(String []args){
new TestMove("D:\\f1\\file1.txt","D:\\f2\\file2.txt").startCopy();
}
public TestMove(String f1,String f2){
try{
this.f1=new File(f1);
this.f2=new File(f2);
fis=new FileInputStream(this.f1);
fos=new FileOutputStream(this.f2);
}catch(IOException e){
System.out.print("wrong!");
}
}
public void startCopy(){
System.out.println(f1.length());
try{
for(int take=fis.read();take!=-1;){
System.out.print(""+take);
System.out.print(""+(char)take);
//fos.write(take);
}
fis.close();
//fos.close();
}catch(IOException e){
System.out.println("Something is wrong!");
}
}
}
[code="java"]
for (int take = fis.read(); take != -1;take = fis.read()) {
System.out.print("" + take);
System.out.print("" + (char) take);
// fos.write(take);
}
[/code]
好晕的代码，你一直在打印第一个字符，当然死循环；
你这样copy文件，效率也不高。用BufferedInputStream
循环体也可以改为
int take;
while((take=fis.read())!=-1){
....
}
[code="java"]
for(int take=fis.read();take!=-1;){
[/code]
take就第一次赋值，以后都没有赋值！
应该这样写：
[quote]
for (int i = 0; i != -1; i = fis.read()) {
[/quote]