    001// Copyright 2009, 2010 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 java.util.Map;
    018
    019import org.apache.tapestry5.commons.AnnotationProvider;
    020import org.apache.tapestry5.commons.ObjectLocator;
    021import org.apache.tapestry5.commons.ObjectProvider;
    022import org.apache.tapestry5.ioc.annotations.PreventServiceDecoration;
    023import org.apache.tapestry5.ioc.services.ServiceOverride;
    024
    025@PreventServiceDecoration
    026public class ServiceOverrideImpl implements ServiceOverride
    027{
    028    private final Map<Class, Object> configuration;
    029
    030    public ServiceOverrideImpl(Map<Class, Object> configuration)
    031    {
    032        this.configuration = configuration;
    033    }
    034
    035    @Override
    036    public ObjectProvider getServiceOverrideProvider()
    037    {
    038        return new ObjectProvider()
    039        {
    040            @Override
    041            public <T> T provide(Class<T> objectType, AnnotationProvider annotationProvider, ObjectLocator locator)
    042            {
    043                return objectType.cast(configuration.get(objectType));
    044            }
    045        };
    046    }
    047}