MainClass.java Source code

Introduction

Here is the source code for MainClass.java

Source

import java.io.FileInputStream;
import java.security.cert.CertPath;
import java.security.cert.CertPathValidator;
import java.security.cert.Certificate;
import java.security.cert.CertificateFactory;
import java.security.cert.PKIXCertPathValidatorResult;
import java.security.cert.PKIXParameters;
import java.security.cert.TrustAnchor;
import java.security.cert.X509Certificate;
import java.util.ArrayList;
import java.util.Collections;
import java.util.List;

public class MainClass {

    public static void main(String args[]) throws Exception {
        CertificateFactory cf = CertificateFactory.getInstance("X.509");
        List mylist = new ArrayList();
        FileInputStream in = new FileInputStream(args[0]);
        Certificate c = cf.generateCertificate(in);
        mylist.add(c);

        CertPath cp = cf.generateCertPath(mylist);

        Certificate trust = cf.generateCertificate(in);
        TrustAnchor anchor = new TrustAnchor((X509Certificate) trust, null);
        PKIXParameters params = new PKIXParameters(Collections.singleton(anchor));
        params.setRevocationEnabled(false);
        CertPathValidator cpv = CertPathValidator.getInstance("PKIX");
        PKIXCertPathValidatorResult result = (PKIXCertPathValidatorResult) cpv.validate(cp, params);
        System.out.println(result);
    }
}