接受图片通过Jfilechooser保存

JFileChooser jfc=new JFileChooser();
jfc.setSelectedFile(new File(jfc.getCurrentDirectory().getAbsolutePath(),name));
jfc.showSaveDialog(frame);
File f=jfc.getSelectedFile();
f.createNewFile();
dis=new DataInputStream(scoket.getInputStream());
RandomAccessFile raf=new RandomAccessFile(f,"rw");
byte[] buf=new byte[2048];
int num=0;
while((num=dis.read(buf))!=(-1))
{
raf.write(buf,0,num);
raf.skipBytes(num);
}
br.close();
dis.close();
raf.close();
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