Source Code : Copying One File to Another

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Copying One File to Another

   

import java.io.File;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.IOException;
import java.io.InputStream;
import java.io.OutputStream;

public class Main {
  public static void main(String[] argv) throws Exception {
    copy(new File("src.dat"), new File("dst.dat"));

  }

  static void copy(File src, File dst) throws IOException {
    InputStream in = new FileInputStream(src);
    OutputStream out = new FileOutputStream(dst);

    byte[] buf = new byte[1024];
    int len;
    while ((len = in.read(buf)) > 0) {
      out.write(buf, 0, len);
    }
    in.close();
    out.close();
  }
}

   
    
    
  

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