/*
* 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.shiro.config;
/**
* Basic String interpolation interface. Typically implementations will use the Maven/Ant like notation: ${key}, but
* This is up to the implementation.
*
* @since 1.4
*/
public interface Interpolator {
/**
* Interpolates <code>value</code> and returns the result.
* @param value the source text
* @return the String result of the interpolation, or <code>value</code>, if there was not change.
*/
String interpolate(String value);
}