Useful Java code samples

Java I/O

Copy a File

public void CopyFile(File in, File out) throws Exception {
         FileInputStream fis = new FileInputStream(in);
         FileOutputStream fos = new FileOutputStream(out);
         byte[] buf = new byte[1024];
         int i = 0;
             while((i=fis.read(buf))!=-1) {
             fos.write(buf, 0, i);
         }
         fis.close();
         fos.close();
}

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