Java tutorial
import java.io.FileInputStream; import java.security.KeyStore; import java.security.cert.CertPath; import java.security.cert.CertificateFactory; import java.util.ArrayList; import java.util.List; public class MainClass { public static void main(String args[]) throws Exception { String storename = args[0]; char[] storepass = args[1].toCharArray(); String alias = args[2]; KeyStore ks = KeyStore.getInstance("JKS"); ks.load(new FileInputStream(storename), storepass); java.security.cert.Certificate[] cchain = ks.getCertificateChain(alias); List mylist = new ArrayList(); for (int i = 0; i < cchain.length; i++) { mylist.add(cchain[i]); } CertificateFactory cf = CertificateFactory.getInstance("X.509"); CertPath cp = cf.generateCertPath(mylist); System.out.println(cp); } }