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/**
* 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.hive.service.auth;
import java.util.HashMap;
import java.util.Map;
/**
* Possible values of SASL quality-of-protection value.
*/
public enum SaslQOP {
// Authentication only.
AUTH("auth"),
// Authentication and integrity checking by using signatures.
AUTH_INT("auth-int"),
// Authentication, integrity and confidentiality checking by using signatures and encryption.
AUTH_CONF("auth-conf");
public final String saslQop;
private static final Map<String, SaslQOP> STR_TO_ENUM = new HashMap<String, SaslQOP>();
static {
for (SaslQOP saslQop : values()) {
STR_TO_ENUM.put(saslQop.toString(), saslQop);
}
}
SaslQOP(String saslQop) {
this.saslQop = saslQop;
}
public String toString() {
return saslQop;
}
public static SaslQOP fromString(String str) {
if (str != null) {
str = str.toLowerCase();
}
SaslQOP saslQOP = STR_TO_ENUM.get(str);
if (saslQOP == null) {
throw new IllegalArgumentException(
"Unknown auth type: " + str + " Allowed values are: " + STR_TO_ENUM.keySet());
}
return saslQOP;
}
}
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