/*
* Licensed to the Apache Software Foundation (ASF) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. The ASF licenses this file
* to you under the Apache License, Version 2.0 (the
* "License"); you may not use this file except in compliance
* with the License. You may obtain a copy of the License at
*
* http://www.apache.org/licenses/LICENSE-2.0
*
* Unless required by applicable law or agreed to in writing, software
* distributed under the License is distributed on an "AS IS" BASIS,
* WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
* See the License for the specific language governing permissions and
* limitations under the License.
*/
package org.apache.ambari.server.state.kerberos;
/**
* KerberosPrincipalType enumerates the different types of expected Kerberos principals
*/
public enum KerberosPrincipalType {
/**
* User principal.
* <p/>
* Typically in the form <code>user@REALM</code>, but may sometimes be in the form
* <code>user/group@REALM</code>.
*/
USER,
/**
* Service principal.
* <p/>
* Typically in the form <code>service/host@REALM</code>.
*/
SERVICE;
public static KerberosPrincipalType translate(String string) {
if(string == null)
return null;
else {
string = string.trim();
if(string.isEmpty())
return null;
else {
return valueOf(string.toUpperCase());
}
}
}
public static String translate(KerberosPrincipalType type) {
return (type == null)
? null
: type.name().toLowerCase();
}
}