src/dk/cbs/archi/libkeystore/KeyStoreInterface.java

   1 package dk.cbs.archi.libkeystore;
   2
   3 import java.io.FileInputStream;
   4 import java.io.FileNotFoundException;
   5 import java.io.IOException;
   6 import java.security.KeyStore;
   7 import java.security.KeyStoreException;
   8 import java.security.NoSuchAlgorithmException;
   9 import java.security.PrivateKey;
  10 import java.security.UnrecoverableKeyException;
  11 import java.security.cert.CertificateException;
  12 import java.security.cert.X509Certificate;
  13
  14 public class KeyStoreInterface {
  15
  16         private String path;
  17         private String password;
  18
  19         public KeyStoreInterface() {
  20                 this("", "");
  21         }
  22
  23         public KeyStoreInterface(String path) {
  24                 this(path, "");
  25         }
  26
  27         public KeyStoreInterface(String path, String password) {
  28                 this.path = path;
  29                 this.password = password;
  30         }
  31
  32         /**
  33          *
  34          * @param keyAlias
  35          * @param password
  36          * @throws Exception KeyStoreException, NoSuchAlgorithmException, CertificateException, IOException, UnrecoverableKeyException
  37          */
  38         public void getKey(String keyAlias, String password) throws Exception {
  39                 KeyStore ks = KeyStore.getInstance("PKCS12");
  40                 FileInputStream fis = new FileInputStream(path);
  41                 ks.load(fis, this.password.toCharArray());
  42                 if (ks.containsAlias(keyAlias)) {
  43                         //KeyStore.PrivateKeyEntry pkEntry = (KeyStore.PrivateKeyEntry)
  44                         //        ks.getEntry("privateKeyAlias", password);
  45                         //PrivateKey myPrivateKey = pkEntry.getPrivateKey();
  46                         PrivateKey key = (PrivateKey) ks.getKey(keyAlias, null);
  47                         if (key != null)
  48                                 System.out.println(key.getFormat());
  49                         X509Certificate certificate = (X509Certificate) ks.getCertificate(keyAlias);
  50                         System.out.println(certificate.toString());
  51                 }
  52         }
  53
  54         public static void main(String[] args) {
  55                 KeyStoreInterface ksi = new KeyStoreInterface("/home/mir/git/libkeystore/keystore.jks", "changeit");
  56                 try {
  57                         ksi.getKey("mykey", "password");
  58                 } catch (Exception e) {
  59                         // TODO Auto-generated catch block
  60                         e.printStackTrace();
  61                 }
  62         }
  63
  64 }