enginefactory.java

来自「Speedframework--基于类型元数据的羽量级ORM.完全基于Java类」· Java 代码 · 共 57 行

package org.speedframework.engine;

import java.sql.Connection;
import org.speedframework.conneciton.ConnectionFactory;
import org.speedframework.exception.SpeedException;
import org.speedframework.engine.impl.EngineImpl;

/**
 * <p>Title: SpeedFrameworkWork持久层框架</p>
 *
 * <p>Description: 主入口工厂类</p>
 *
 * <p>Copyright: Copyright (c) 2006</p>
 *
 * <p>Company: SpeedFrameworkWork team</p>
 * @author 李志峰  电话：[phone] 程伟杰 电话：[phone]
 * @version 1.0
 */
public class EngineFactory {

  public EngineFactory() {
  }

  /**
   * 取得数据库操作引擎(指定连接id)
   *
   * @param connection_factory_id String speed.cfg.xml
   *   配置文件内指定connection-factory id参数
   * @throws SpeedException 核心引擎异常
   * @return Engine
   */
  public static Engine getEngine(String connection_factory_id) throws
      SpeedException {
    if (connection_factory_id == null || connection_factory_id.equals("")) {
      throw new SpeedException("The id does't not specify");
    }
    Connection con = ConnectionFactory.getConnection(false,
        connection_factory_id);
    return new EngineImpl(con);
  }

  /**
   * 取得数据库操作引擎
   *
   * @throws SpeedException 核心引擎异常
   * @return Engine
   */
  public static Engine getEngine() throws
      SpeedException {
    Connection con = ConnectionFactory.getConnection(false);
    return new EngineImpl(con);
  }
  
  

}