Test02Servlet.java

▪️Test02Servlet.java
package servlet;

import java.io.IOException;
import java.io.PrintWriter;
import java.text.*;
import java.util.*;
import javax.servlet.ServletException;
import javax.servlet.annotation.WebServlet;
import javax.servlet.http.HttpServlet;
import javax.servlet.http.HttpServletRequest;
import javax.servlet.http.HttpServletResponse;
import static java.lang.System.*;

//Test02ServletはURLパターン

@WebServlet("/Test02Servlet")
public class Test02Servlet extends HttpServlet {
    private static final long serialVersionUID = 1L;

    public Test02Servlet() {
        super();
    }

    protected void doGet(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {

        // 運勢をランダムで決定
        String[] luckArray = { "超スッキリ", "スッキリ", "最悪" };
        // 0以上3未満の整数を乱数で生成
        int index = (int) (Math.random() * 3);
        String luck = luckArray[index];

        // 占い②
        Random rnd = new Random();
        String[] fortune = { "凶", "吉", "大凶", "末吉" };
        int num = rnd.nextInt(fortune.length);

        // 実行日を取得
        Date date = new Date();
        SimpleDateFormat sdf = new SimpleDateFormat("yyyy/MM/dd");
        String today = sdf.format(date);

        // HTMLを出力
        response.setContentType("text/html; charset=UTF-8");
        PrintWriter out = response.getWriter();
        out.println("<html>");
        out.println("<head>");
        out.println("<title>スッキリ占い</title>");
        out.println("</head>");
        out.println("<body>");
        out.println("<p>" + today + "の運勢は" + luck + "です</p>");
        out.println("<p></p>");
        out.println("<p>" + today + "の運勢は" + fortune[num] + "です</p>");
        out.println("<img src="more1.gif">");
        out.println("</body>");
        out.println("</html>");

        response.setContentType("text/html; charset=UTF-8");
        // 実行結果のHTMLを出力する処理(サーブレットクラスでHTMLを出力する処理)
        PrintWriter out1 = response.getWriter();
        out1.println("<html>");
        out1.println("…");
        out1.println("</html>");
        // getWriter().append("Served at: ").append(request.getContextPath());
    }

    protected void doPost(HttpServletRequest request, HttpServletResponse response)
            throws ServletException, IOException {
        doGet(request, response);
    }

}