use _ldapConfiguration.getProviderUrl

Author: weizhouapache

plugins/user-authenticators/ldap/src/main/java/org/apache/cloudstack/ldap/LdapManagerImpl.java

@@ -180,8 +180,7 @@ private LdapConfigurationResponse addConfigurationInternal(final String hostname
         if (configuration == null) {
             LdapContext context = null;
             try {
-                final String protocol = LdapConfiguration.getSSLStatus(domainId) ? "ldaps://" : "ldap://";
-                final String providerUrl = protocol + hostname + ":" + port;
+                final String providerUrl = _ldapConfiguration.getProviderUrl(domainId);
                 context = _ldapContextFactory.createBindContext(providerUrl,domainId);
                 configuration = new LdapConfigurationVO(hostname, port, domainId);
                 _ldapConfigurationDao.persist(configuration);