第二次操作考試：Java web字符串拼接，顯示成表格，有時(shí)要記憶，默寫內(nèi)容【詩(shī)書畫唱】
package T;
public class Product {
? ? private String name;
? ? private Double price;
? ? public Product(String n,Double p) {
// TODO Auto-generated constructor stub
? ? this.name = n;
? ? this.price = p;
}
public String getName() {
return name;
}
public void setName(String name) {
this.name = name;
}
public Double getPrice() {
return price;
}
public void setPrice(Double price) {
this.price = price;
}
}
package T;
import java.io.IOException;
import java.util.ArrayList;
import java.util.List;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
/**
?* Servlet implementation class TestServlet
?*/
@WebServlet("/ts")
public class TestServlet extends HttpServlet {
private static final long serialVersionUID = 1L;
? ? ? ?
? ? /**
? ? ?* @see HttpServlet#HttpServlet()
? ? ?*/
? ? public TestServlet() {
? ? ? ? super();
? ? ? ? // TODO Auto-generated constructor stub
? ? }
/**
* @see HttpServlet#doGet(HttpServletRequest request, HttpServletResponse response)
*/
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
this.doPost(request, response);
}
/**
* @see HttpServlet#doPost(HttpServletRequest request, HttpServletResponse response)
*/
protected void doPost(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
// TODO Auto-generated method stub
List<Product>list = new ArrayList<Product>();
for(int i = 0;i < 3;i ++) {
Product p = new Product("商品" + i,3.3 + i);
list.add(p);
}
//將List中的數(shù)據(jù)拼接成一個(gè)表格，并且顯示出來(lái)
StringBuilder html = new StringBuilder();
html.append("<table border='1'><tr><th>商品名稱"
+ "</th><th>商品價(jià)格</th><th>操作</th></tr>");
for(Product p : list) {
html.append("<tr><td>");
html.append(p.getName());
html.append("</td><td>");
html.append(p.getPrice());
html.append("</td><td><a href='#'>修改</a></td></tr>");
}
html.append("</table>");
// System.out.println(html);
response.setCharacterEncoding("gbk");
//將html代碼顯示在頁(yè)面上
response.getWriter().write(html.toString());
}
}
