/*
    * Copyright 2006-2012 the original author or authors.
    *
    * 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 org.springframework.batch.sample.domain.trade.internal;
  
  import javax.sql.DataSource;
  
  import org.apache.commons.logging.Log;
  import org.apache.commons.logging.LogFactory;
  import org.springframework.batch.sample.domain.trade.Trade;
  import org.springframework.batch.sample.domain.trade.TradeDao;
  import org.springframework.jdbc.core.JdbcOperations;
  import org.springframework.jdbc.core.JdbcTemplate;
  import org.springframework.jdbc.support.incrementer.DataFieldMaxValueIncrementer;
  
  
  /**
   * Writes a Trade object to a database
   *
   * @author Robert Kasanicky
   */
  public class JdbcTradeDao implements TradeDao {
  	private Log log = LogFactory.getLog(JdbcTradeDao.class);
      /**
       * template for inserting a row
       */
      private static final String INSERT_TRADE_RECORD = "INSERT INTO TRADE (id, version, isin, quantity, price, customer) VALUES (?, 0, ?, ? ,?, ?)";
  
      /**
       * handles the processing of sql query
       */
      private JdbcOperations jdbcTemplate;
  
      /**
       * database is not expected to be setup for autoincrement
       */
      private DataFieldMaxValueIncrementer incrementer;
  
      /**
       * @see TradeDao
       */
      public void writeTrade(Trade trade) {
          Long id = incrementer.nextLongValue();
          log.debug("Processing: " + trade);
          jdbcTemplate.update(INSERT_TRADE_RECORD,
  				id, trade.getIsin(), trade.getQuantity(), trade.getPrice(),
  				trade.getCustomer());
      }
  
      public void setDataSource(DataSource dataSource) {
          this.jdbcTemplate = new JdbcTemplate(dataSource);
      }
  
      public void setIncrementer(DataFieldMaxValueIncrementer incrementer) {
          this.incrementer = incrementer;
      }
  
  }