FileInputStream fin = new FileInputStream(“E:\\\eclipse3.02\\2024\\200386-4917.jpg” "); File fcopy = new File("F:\\\MYFILES\\2024\\200386-4917.jpg"); fcopy.createNewFile() ;
FileOutputStream fout = new FileOutputStream(fcopy);
int b; while((b=fin.read())!=-1){ fout.write(b);注意文件分隔符
public void CopyFile(String in , String out) throws Exception { File inf = new File(in);
if(!inf.exists()) return; File outf = new File(out);
");
File fcopy = new File("F:\\\MYFILES\\2024\\200386-4917.jpg");
fcopy.createNewFile() ;
FileOutputStream fout = new FileOutputStream(fcopy);
int b;
while((b=fin.read())!=-1){
fout.write(b);注意文件分隔符
File inf = new File(in);
if(!inf.exists())
return;
File outf = new File(out);
String outPath[] = out.split("/");
String tmp =outPath[0];
for(int i =1; i< outPath.length -1;i++)
{ tmp = tmp +"/" + outPath[i];
outf =new File(tmp +"/");
if(!outf.exists())
{
outf.mkdir();
}
}
outf =new File(out);
FileInputStream fis = null;
try {
fis = new FileInputStream(inf);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
FileOutputStream fos = null;
try {
fos = new FileOutputStream(outf);
} catch (FileNotFoundException e) {
// TODO Auto-generated catch block
e.printStackTrace();
}
byte[] buf = new byte[1024];
int i = 0;
while((i=fis.read(buf))!=-1) {
fos.write(buf, 0, i);
}
fis.close();
fos.close();
}
//call :
try {
a.CopyFile("d:/aa/aa.bmp","d:/aa/bb/aa.bmp");
} catch (Exception e) {
// TODO Auto-generated catch block
e.printStackTrace();
}