java中复制图片

package jbit.io;
import java.io.DataInputStream;
import java.io.DataOutputStream;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.Writer;
public class ReadAndWriteBinaryImage {
  public static void main(String[] args) {
    FileInputStream fis = null;
      DataInputStream dis = null;
      //创建输入流对象
      FileOutputStream outFile = null;
      DataOutputStream out = null;
    try {
      //创建输出流对象
        fis = new FileInputStream("D:\\myDoc\\图10.2.BMP");
        dis = new DataInputStream(fis);
        //创建输入流对象
        outFile = new FileOutputStream("D:\\myDoc\\temp2.BMP");
        out = new DataOutputStream(outFile);
        int temp;
        //读取文件并写入文件
        while ( (temp = dis.read()) != -1) {
          out.write(temp);
        }
      }catch (IOException ioe) {
        ioe.printStackTrace();
      }finally{
        try {
          if(dis!=null)
            dis.close();
        if(out!=null)
          out.close();
      } catch (IOException e) {
        e.printStackTrace();
      }
      }
  }
}