/**
* 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.view;
/**
* Masker for view parameters.
*/
public interface Masker {
/**
* Get a masked version of the given string.
*
* @param value the value to be masked
* @return the masked value
* @throws MaskException error happened during masking process
*/
public String mask(String value) throws MaskException;
/**
* Get the original string from a masked string.
*
* @param value the value to be unmasked
* @return the unmasked value
* @throws MaskException error happened during unmasking process
*/
public String unmask(String value) throws MaskException;
}