+
+ /**
+ * Get the Security Provider, or, if not exists yet, attempt to load
+ *
+ * @param providerType
+ * @param params
+ * @return
+ * @throws CertException
+ */
+ public static synchronized Provider getSecurityProvider(String providerType, String[][] params) throws CertException {
+ Provider p = Security.getProvider(providerType);
+ if(p!=null) {
+ switch(providerType) {
+ case "PKCS12":
+
+ break;
+ case "PKCS11": // PKCS11 only known to be supported by Sun
+ try {
+ Class<?> clsSunPKCS11 = Class.forName("sun.security.pkcs11.SunPKCS11");
+ Constructor<?> cnst = clsSunPKCS11.getConstructor(String.class);
+ Object sunPKCS11 = cnst.newInstance(params[0][0]);
+ if (sunPKCS11==null) {
+ throw new CertException("SunPKCS11 Provider cannot be constructed for " + params[0][0]);
+ }
+ Security.addProvider((Provider)sunPKCS11);
+ } catch (ClassNotFoundException | NoSuchMethodException | SecurityException | InstantiationException | IllegalAccessException | IllegalArgumentException | InvocationTargetException e) {
+ throw new CertException(e);
+ }
+ break;
+ default:
+ throw new CertException(providerType + " is not a known Security Provider for your JDK.");
+ }
+ }
+ return p;
+ }