/*
* 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.catalina;
/**
* This interface is used by the {@link Realm} to compare the user provided credentials with the credentials stored in
* the {@link Realm} for that user.
*/
public interface CredentialHandler {
/**
* Checks to see if the input credentials match the stored credentials
*
* @param inputCredentials User provided credentials
* @param storedCredentials Credentials stored in the {@link Realm}
*
* @return <code>true</code> if the inputCredentials match the storedCredentials, otherwise <code>false</code>
*/
boolean matches(String inputCredentials, String storedCredentials);
/**
* Generates the equivalent stored credentials for the given input credentials.
*
* @param inputCredentials User provided credentials
*
* @return The equivalent stored credentials for the given input credentials
*/
String mutate(String inputCredentials);
}