/*
* Copyright 2011 Google Inc. All Rights Reserved.
*
* Licensed 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 com.google.walkaround.slob.server;
import com.google.inject.Inject;
import com.google.inject.Provider;
import com.google.walkaround.util.server.servlet.BadRequestException;
import java.util.Map;
/**
* Maps "store type" strings (= root entity kind) to the corresponding SlobFacilities.
*
* @author ohler@google.com (Christian Ohler)
*/
public class SlobStoreSelector {
private final Map<String, Provider<SlobFacilities>> facilities;
@Inject
public SlobStoreSelector(Map<String, Provider<SlobFacilities>> facilities) {
this.facilities = facilities;
}
public SlobFacilities get(String storeType) {
Provider<SlobFacilities> provider = facilities.get(storeType);
if (provider != null) {
return provider.get();
}
throw new BadRequestException("Unknown store type: " + storeType);
}
}