Merge pull request #487 from Darkreunion/master

#4 #5 提交实验代码
hzuapps · Nov 17, 2016 · 6d3e5d6 · 6d3e5d6
2 parents bbba216 + f682261
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diff --git a/jweb/src/edu/hzu/javaweb/labs/se1414080902239/EncodingFilter.java b/jweb/src/edu/hzu/javaweb/labs/se1414080902239/EncodingFilter.java
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+package Filter;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+
+public class EncodingFilter implements Filter {
+
+	@Override
+	public void destroy() {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void doFilter(ServletRequest request, ServletResponse response,
+			 		FilterChain chain) throws IOException, ServletException {
+			 	request.setCharacterEncoding("UTF-8");
+			 	chain.doFilter(request, response);
+			 	}
+	@Override
+	public void init(FilterConfig arg0) throws ServletException {
+		// TODO Auto-generated method stub
+
+	}
+
+}
diff --git a/jweb/src/edu/hzu/javaweb/labs/se1414080902239/LoginFilter.java b/jweb/src/edu/hzu/javaweb/labs/se1414080902239/LoginFilter.java
@@ -0,0 +1,46 @@
+package Filter;
+
+import java.io.IOException;
+
+import javax.servlet.Filter;
+import javax.servlet.FilterChain;
+import javax.servlet.FilterConfig;
+import javax.servlet.ServletException;
+import javax.servlet.ServletRequest;
+import javax.servlet.ServletResponse;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+public class LoginFilter implements Filter {
+
+	@Override
+	public void destroy() {
+		// TODO Auto-generated method stub
+
+	}
+
+	@Override
+	public void doFilter(ServletRequest request,   
+	         ServletResponse response,   
+	         FilterChain chain)   
+	        throws IOException, ServletException {   
+
+	     HttpServletRequest req = (HttpServletRequest) request;   
+	     HttpServletResponse res = (HttpServletResponse) response;   
+
+	     HttpSession session = req.getSession();   
+	    if (session.getAttribute("username") != null) {//µÇÂ¼ºó²ÅÄÜ·ÃÎÊ   
+	         chain.doFilter(request, response);   
+	     } else {   
+	         res.sendRedirect("failure.jsp");   
+	     }   
+	}  
+
+	@Override
+	public void init(FilterConfig filterConfig) throws ServletException {
+		// TODO Auto-generated method stub
+
+	}
+
+}
diff --git a/jweb/src/edu/hzu/javaweb/labs/se1414080902239/Redirectservlet.java b/jweb/src/edu/hzu/javaweb/labs/se1414080902239/Redirectservlet.java
@@ -0,0 +1,99 @@
+package se;
+
+import java.io.IOException;
+import java.io.PrintWriter;
+
+import javax.servlet.ServletException;
+import javax.servlet.http.HttpServlet;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+
+public class S1 extends HttpServlet {
+
+	/**
+	 * Constructor of the object.
+	 */
+	public S1() {
+		super();
+	}
+
+	/**
+	 * Destruction of the servlet. <br>
+	 */
+	public void destroy() {
+		super.destroy(); // Just puts "destroy" string in log
+		// Put your code here
+	}
+
+	/**
+	 * The doGet method of the servlet. <br>
+	 *
+	 * This method is called when a form has its tag value method equals to get.
+	 * 
+	 * @param request the request send by the client to the server
+	 * @param response the response send by the server to the client
+	 * @throws ServletException if an error occurred
+	 * @throws IOException if an error occurred
+	 */
+	public void doGet(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+
+		response.setContentType("text/html");
+		PrintWriter out = response.getWriter();
+		out.println("<!DOCTYPE HTML PUBLIC \"-//W3C//DTD HTML 4.01 Transitional//EN\">");
+		out.println("<HTML>");
+		out.println("  <HEAD><TITLE>A Servlet</TITLE></HEAD>");
+		out.println("  <BODY>");
+		out.print("    This is ");
+		out.print(this.getClass());
+		out.println(", using the GET method");
+		out.println("  </BODY>");
+		out.println("</HTML>");
+		out.flush();
+		out.close();
+	}
+
+	/**
+	 * The doPost method of the servlet. <br>
+	 *
+	 * This method is called when a form has its tag value method equals to post.
+	 * 
+	 * @param request the request send by the client to the server
+	 * @param response the response send by the server to the client
+	 * @throws ServletException if an error occurred
+	 * @throws IOException if an error occurred
+	 */
+	public void doPost(HttpServletRequest request, HttpServletResponse response)
+			throws ServletException, IOException {
+
+        response.setContentType("text/html;charset=UTF-8");
+		String username=request.getParameter("name1");
+		String password=request.getParameter("pass1");
+		if("abc".equals(username)&&"123".equals(password))
+		{
+
+			response.sendRedirect("main.jsp");
+	}
+		else{
+
+
+			response.sendRedirect("MyJsp.jsp");
+
+
+
+		}
+
+	}
+
+
+
+	/**
+	 * Initialization of the servlet. <br>
+	 *
+	 * @throws ServletException if an error occurs
+	 */
+	public void init() throws ServletException {
+		// Put your code here
+	}
+
+}