001/*
002 * Licensed to the Apache Software Foundation (ASF) under one
003 * or more contributor license agreements.  See the NOTICE file
004 * distributed with this work for additional information
005 * regarding copyright ownership.  The ASF licenses this file
006 * to you under the Apache License, Version 2.0 (the
007 * "License"); you may not use this file except in compliance
008 * with the License.  You may obtain a copy of the License at
009 *
010 *     http://www.apache.org/licenses/LICENSE-2.0
011 *
012 * Unless required by applicable law or agreed to in writing,
013 * software distributed under the License is distributed on an
014 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY
015 * KIND, either express or implied.  See the License for the
016 * specific language governing permissions and limitations
017 * under the License.
018 */
019package org.apache.shiro.config;
020
021/**
022 * This {@link Interpolator} simply returns the original value.  This is implementation is useful when interpolation
023 * is not desired.
024 *
025 * @since 1.4
026 */
027public class DefaultInterpolator implements Interpolator {
028
029    /**
030     * Simply returns the original <code>value</code>.
031     *
032     * @param value value to be interpolated.
033     * @return Simply returns the original <code>value</code>.
034     */
035    @Override
036    public String interpolate(String value) {
037        return value;
038    }
039}