content: /**
   *  Licensed to the Apache Software Foundation (ASF) under one or more
   *  contributor license agreements.  See the NOTICE file distributed with
   *  this work for additional information regarding copyright ownership.
   *  The ASF licenses this file to You 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 org.apache.aries.samples.ariestrader.api;
  
  import java.util.ArrayList;
  
  import org.apache.aries.samples.ariestrader.api.persistence.MarketSummaryDataBean;
  
  /**
    * TradeServicesManager interface provides an interface to be
    * used for managing the implementations of TradeServices that
    * are available.
    * 
    */ 
  public interface TradeServicesManager {
  
  
      /**
        * Get CurrentModes that are registered
        */
      public ArrayList<Integer> getCurrentModes();
  
      /**
        * Get the currently selected TradeServices
        */
      public TradeServices getTradeServices();
  
      /**
        * Compute and return a snapshot of the current market
        * conditions.  This includes the TSIA - and index of the 
        * of the top 100 Trade stock quotes.  The openTSIA(the index
        * at the open), The volume of shares traded, Top Stocks gain
        * and loss.
        * 
        * This is a special version of this function which will cache
        * the results provided by the currently selected
        * TradeServices.
        * 
        * @return A snapshot of the current market summary
        */
      public MarketSummaryDataBean getMarketSummary() throws Exception;
  
  
  }   
  
  