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import java.io.BufferedWriter;
import java.io.FileInputStream;
import java.io.FileOutputStream;
import java.io.OutputStreamWriter;
import java.security.cert.Certificate;
import java.security.cert.CertificateFactory;
public class MainClass {
public static void main(String args[]) throws Exception {
CertificateFactory cf = CertificateFactory.getInstance("X.509");
FileInputStream in = new FileInputStream(args[0]);
Certificate c = cf.generateCertificate(in);
in.close();
String s = c.toString();
FileOutputStream fout = new FileOutputStream("tmp.txt");
BufferedWriter out = new BufferedWriter(new OutputStreamWriter(fout));
out.write(s, 0, s.length());
out.close();
}
}
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