MongoGridFSSupplier.java

/*
 * Copyright 2014 Effektif GmbH.
 *
 * 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.effektif.mongo;

import com.effektif.workflow.impl.configuration.Brewery;
import com.effektif.workflow.impl.configuration.Supplier;
import com.mongodb.DB;
import com.mongodb.MongoClient;
import com.mongodb.gridfs.GridFS;


public class MongoGridFSSupplier implements Supplier {

  @Override
  public Object supply(Brewery brewery) {
    MongoConfiguration mongoConfiguration = brewery.get(MongoConfiguration.class);
    MongoClient mongoClient = brewery.get(MongoClient.class);
    String filedatabaseName = mongoConfiguration.getFileDatabaseName();
    DB db = mongoClient.getDB(filedatabaseName);
    return new GridFS(db);
  }
  
  @Override
  public boolean isSingleton() {
    return true;
  }

}