001/*
002 *  Copyright 2018 Anyware Services
003 *
004 *  Licensed under the Apache License, Version 2.0 (the "License");
005 *  you may not use this file except in compliance with the License.
006 *  You may obtain a copy of the License at
007 *
008 *      http://www.apache.org/licenses/LICENSE-2.0
009 *
010 *  Unless required by applicable law or agreed to in writing, software
011 *  distributed under the License is distributed on an "AS IS" BASIS,
012 *  WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
013 *  See the License for the specific language governing permissions and
014 *  limitations under the License.
015 */
016package org.ametys.web.frontoffice.search.metamodel;
017
018import java.util.HashMap;
019import java.util.Map;
020
021/**
022 * This class holds the current values of the additional parameters
023 */
024public class AdditionalParameterValueMap
025{
026    private Map<String, Object> _values;
027    
028    /**
029     * Builds an AdditionalParameterValueMap
030     * @param values The values
031     */
032    protected AdditionalParameterValueMap(Map<String, Object> values)
033    {
034        _values = new HashMap<>(values);
035    }
036    
037    /**
038     * Gets the value of the given additional parameter
039     * @param <T> the type of the value
040     * @param parameterId The id of the parameter
041     * @return the value of the given additional parameter
042     * @throws ClassCastException if the value cannot be cast to the expected type
043     */
044    public <T> T getValue(String parameterId) throws ClassCastException
045    {
046        @SuppressWarnings("unchecked")
047        T value = (T) _values.get(parameterId);
048        return value;
049    }
050}