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chat

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Vu Tuan Minh
2025-04-10 09:17:06 +02:00
parent f8ec0a37e2
commit 91f4ad2a4c
1 changed files with 45 additions and 0 deletions
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45
src/main/java/pr/tp/web/servlet/Chat.java
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@@ -1,10 +1,55 @@
package pr.tp.web.servlet; package pr.tp.web.servlet;
import jakarta.servlet.ServletException;
import jakarta.servlet.annotation.WebServlet; import jakarta.servlet.annotation.WebServlet;
import jakarta.servlet.http.HttpServlet; import jakarta.servlet.http.HttpServlet;
import jakarta.servlet.http.HttpServletRequest;
import jakarta.servlet.http.HttpServletResponse;
import org.w3c.dom.html.HTMLImageElement;
import java.io.IOException;
import java.io.PrintWriter;
import java.time.LocalDate;
import java.time.LocalTime;
@WebServlet("/chat") @WebServlet("/chat")
public class Chat extends HttpServlet { public class Chat extends HttpServlet {
private static final long serialVersionUID = 197811968639586823L; private static final long serialVersionUID = 197811968639586823L;
private StringBuffer chatContent; private StringBuffer chatContent;
protected void doGet(HttpServletRequest request, HttpServletResponse response) throws ServletException, IOException {
response.setContentType("text/html");
PrintWriter out = response.getWriter();
chatContent = new StringBuffer();
chatContent.append("Bienvenue sur le chat").append("\n");
chatContent.append("Soyez polis").append("\n");
chatContent.append("<pre>" +
"ligne 1" +
"\n" +
"ligne 2" +
"</pre>" );
chatContent.append("<form name=\"chatForm\" action=\"chat\" method=\"post\">");
chatContent.append("<input type=\"text\" name=\"ligne\" value=\"\"/>");
chatContent.append("<input type=\"submit\" name=\"action\" value=\"submit\"/>");
chatContent.append("<input type=\"submit\" name=\"action\" value=\"refresh\"/>");
chatContent.append("</form>");
String action = request.getParameter("action");
if (action != null && action.equals("submit")) {
String ligne = request.getParameter("ligne");
if(ligne != null) {
chatContent.append("<body>").append(ligne).append("----------").append(LocalTime.now());
chatContent.append("</body>");
}
}
if (action != null && action.equals("refresh")) {
chatContent.append("refresh");
}
out.println(chatContent.toString());
}
protected void doPost(HttpServletRequest req, HttpServletResponse resp)
throws ServletException, IOException {
this.doGet(req, resp);
}
} }