cart.java

实现一个servlet、JSP部署

/*
 * Created on 2005-3-11
 *
 * TODO To change the template for this generated file go to
 * Window - Preferences - Java - Code Style - Code Templates
 */
package shopping;

/**
 * @author Administrator
 * 
 * TODO To change the template for this generated type comment go to Window -
 * Preferences - Java - Code Style - Code Templates
 */
public class Cart {
	private String[] goodsName;

	private String[] goodsPrice;

	private String[] goodsNumber;

	private String total;

	/**
	 * @return Returns the goodsName.
	 */
	public String[] getGoodsName() {
		return goodsName;
	}

	/**
	 * @param goodsName
	 *            The goodsName to set.
	 */
	public void setGoodsName(String[] goodsName) {
		this.goodsName = goodsName;
	}

	/**
	 * @return Returns the goodsNumber.
	 */
	public String[] getGoodsNumber() {
		return goodsNumber;
	}

	/**
	 * @param goodsNumber
	 *            The goodsNumber to set.
	 */
	public void setGoodsNumber(String[] goodsNumber) {
		this.goodsNumber = goodsNumber;
	}

	/**
	 * @return Returns the goodsPrice.
	 */
	public String[] getGoodsPrice() {
		return goodsPrice;
	}

	/**
	 * @param goodsPrice
	 *            The goodsPrice to set.
	 */
	public void setGoodsPrice(String[] goodsPrice) {
		this.goodsPrice = goodsPrice;
	}

	/**
	 * @return Returns the total.
	 */
	public String getTotal() {
		return total;
	}

	/**
	 * @param total
	 *            The total to set.
	 */
	public void setTotal(String total) {
		this.total = total;
	}

	/**
	 *  
	 */
	public void computeTotal() {
		double price = 0;
		for (int i = 0; i < getGoodsNumber().length; i++) {
			price += (Integer.parseInt(getGoodsNumber()[i]))
					* (Double.parseDouble(getGoodsPrice()[i]));
		}
		setTotal(price + "");
	}

	/*
	 * (non-Javadoc)
	 * 
	 * @see java.lang.Object#toString()
	 */
	public String toString() {
		StringBuffer str = new StringBuffer();
		for (int i = 0; i < getGoodsNumber().length; i++) {
			str.append("Name==" + getGoodsName()[i] + "\n");
			str.append("Price==" + getGoodsPrice()[i] + "\n");
			str.append("Number==" + getGoodsNumber()[i] + "\n");
		}
		str.append("Total==" + getTotal());
		return str.toString();
	}
}