friendfactory.java

来自「一个网站的开发 struts+spring+hibernate」· Java 代码 · 共 49 行

package com.laoer.bbscs.bean;

import com.laoer.bbscs.bean.*;
import com.laoer.bbscs.sys.*;
import org.apache.commons.logging.Log;
import org.apache.commons.logging.LogFactory;

/**
 * <p>Title: TianYi BBS</p>
 * <p>Description: TianYi BBS System</p>
 * <p>Copyright: Copyright (c) 2004</p>
 * <p>Company: LAOER.COM/TIANYISOFT.NET</p>
 * @author laoer
 * @version 6.0
 */

public class FriendFactory {

  private static final Log logger = LogFactory.getLog(FriendFactory.class);

  public FriendFactory() {
  }

  /**
   * Get instance of Friend PO
   * @param userId long
   * @return Friend
   */
  public synchronized static Friend getInstance(long userId) {
    try {
      return (Friend) Class.forName(SysUtil.getClassName("Friend", userId)).
          newInstance();
    }
    catch (ClassNotFoundException ex) {
      logger.error(ex);
      return null;
    }
    catch (IllegalAccessException ex) {
      logger.error(ex);
      return null;
    }
    catch (InstantiationException ex) {
      logger.error(ex);
      return null;
    }
  }

}