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001// Copyright 2006 The Apache Software Foundation
002//
003// Licensed under the Apache License, Version 2.0 (the "License");
004// you may not use this file except in compliance with the License.
005// You may obtain a copy of the License at
006//
007//     http://www.apache.org/licenses/LICENSE-2.0
008//
009// Unless required by applicable law or agreed to in writing, software
010// distributed under the License is distributed on an "AS IS" BASIS,
011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
012// See the License for the specific language governing permissions and
013// limitations under the License.
014
015package org.apache.tapestry5.ioc.internal.services;
016
017import org.apache.tapestry5.ioc.services.SymbolProvider;
018
019import java.util.Map;
020
021/**
022 * Provides symbol values from a Map of symbol names and symbol values (typically provided by a Tapestry IOC service
023 * configuration).
024 */
025public class MapSymbolProvider implements SymbolProvider
026{
027    private final Map<String, String> configuration;
028
029    public MapSymbolProvider(final Map<String, String> configuration)
030    {
031        this.configuration = configuration;
032    }
033
034    @Override
035    public String valueForSymbol(String symbolName)
036    {
037        return configuration.get(symbolName);
038    }
039
040}