/*
* 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.security.credential;
/**
* GenericKeyCredential encapsulates a credential consisting of single key (for example, a password).
*/
public class GenericKeyCredential implements Credential {
/**
* The plaintext password value
*/
private char[] key = null;
/**
* Creates an empty GenericKeyCredential
*/
public GenericKeyCredential() {
}
/**
* Creates a new GenericKeyCredential
*
* @param key a char array containing the key for this credential
*/
public GenericKeyCredential(char[] key) {
this.key = key;
}
/**
* @return a char array containing the key for this credential
*/
public char[] getKey() {
return key;
}
/**
* @param key a char array containing the key for this credential
*/
public void setKey(char[] key) {
this.key = key;
}
/**
* Returns a value representation of this GenericKeyCredential
*
* @return a String containing the value representation of this GenericKeyCredential
*/
public char[] toValue() {
return this.key;
}
/**
* Renders a new GenericKeyCredential from its value representation
*
* @param value a String containing the value representation of this GenericKeyCredential
* @return a new GenericKeyCredential
*/
public static GenericKeyCredential fromValue(String value) throws InvalidCredentialValueException {
return new GenericKeyCredential((value == null) ? null : value.toCharArray());
}
}