sw5201serviceimpl.java

一个完整的物流系统

package jp.com.cost.tj.service.impl;

import java.util.List;

import jp.com.cost.dao.LogDao;

import jp.com.cost.tj.entity.SW5201ViewEntity1;
import jp.com.cost.tj.service.SW5201Service;

public class SW5201ServiceImpl implements SW5201Service {
	private LogDao logDao;

	public LogDao getLogDao() {
		return logDao;
	}

	public void setLogDao(LogDao logDao) {
		this.logDao = logDao;
	}
	/**
	 *根据条件统计LOG表中的相关信息
	 * @param quantityUp-对LOG表中的运货量下限进行约束
	 * @param quantityDown-对LOG表中的运货量上限进行约束
	 * @return
	 */
	public List searchByQuantity(String quantityUp, String quantityDown) {
		// TODO Auto-generated method stub
		List list = logDao.findByQuantity(quantityUp, quantityDown);
		return list;
	}
	/**
	 * 对符合条件的运货量相加，计算运货总量
	 * @param list
	 * @return
	 */
	public String count(List list) {
		// TODO Auto-generated method stub
		double count = 0;
		for (int i = 0; i < list.size(); i++) {
			SW5201ViewEntity1 sw5201ViewEntity = (SW5201ViewEntity1) list
					.get(i);
			count += sw5201ViewEntity.getQuantity();
		}
		return count + "";
	}
}