Java

Subject Alternative Name

See more Certificates Examples

Demonstrates the usage of the SubjectAlternativeName property to get the certificate SAN (subject alternative name) as XML. Chilkat2 Java

import com.chilkatsoft.chilkat2.Cert;
import com.chilkatsoft.chilkat2.ChilkatException;
import com.chilkatsoft.chilkat2.Xml;

public class ChilkatExample {

    public static void main(String[] args) {
        // Note: Not all certificates contain a Subject Alternative Name.
        // If it does not, the SubjectAlternativeName property will contain the empty string.

        Cert cert = new Cert();

        try {
            cert.loadFromFile("qa_data/certs/testIcpBrasil.cer");
        } catch (ChilkatException e) {
            System.out.println(e.getLastErrorText());
            return;
        }

        String subjectAltNameXml = cert.getSubjectAlternativeName();

        System.out.println(subjectAltNameXml);

        // Here's a sample of the subjectAltNameXml:

        // <?xml version="1.0" encoding="utf-8"?>
        // <SubjectAltName>
        //     <name type="oid" oid="2.16.76.1.3.4">...</name>
        //     <name type="oid" oid="2.16.76.1.3.2">...</name>
        //     <name type="oid" oid="2.16.76.1.3.3">...</name>
        //     <name type="oid" oid="2.16.76.1.3.7">...</name>
        //     <rfc822Name>...</rfc822Name>
        // </SubjectAltName>

        // The XML can be parsed like this:

        Xml xml = new Xml();

        xml.loadXml(subjectAltNameXml);

        String oid = "";
        String name = "";

        int i = 0;
        int count_i = xml.numChildrenHavingTag("name");
        while (i < count_i) {
            xml.setI(i);
            oid = xml.chilkatPath("name[i]|(oid)");
            name = xml.getChildContent("name[i]");
            i = i + 1;
        }

        String rfc822Name = xml.getChildContent("rfc822Name");
    }
}