增加数据

增加数据

Add.java

@@ -1,78 +1,78 @@
-package org.lsy.servlet; 
-  
-import java.io.IOException; 
-import java.io.PrintWriter; 
-import java.sql.Connection; 
-import java.sql.DriverManager; 
-import java.sql.PreparedStatement; 
-import java.sql.ResultSet; 
-import java.sql.Statement; 
-  
-import javax.servlet.ServletException; 
-import javax.servlet.http.HttpServlet; 
-import javax.servlet.http.HttpServletRequest; 
-import javax.servlet.http.HttpServletResponse; 
-  
-
-  
-public class Add extends HttpServlet 
-{ 
-	  public static final String DBURL = "jdbc:mysql://localhost:3306/kui"; 
-	  // 连接数据库的用户名 
-	  public static final String DBUSER = "root"; 
-	  // 连接数据库的密码 
-	  public static final String DBPASS = "001011"; 
-  
-  @Override
-  protected void doPost(HttpServletRequest req, HttpServletResponse resp) 
-      throws ServletException, IOException 
-  { 
-    // TODO Auto-generated method stub 
-    doGet(req, resp); 
-  } 
-  
-  public void doGet(HttpServletRequest request, HttpServletResponse response) 
-      throws ServletException, IOException 
-  { 
-    //设置请求和响应的编码 ，不然页面上容易出现乱码 
-    request.setCharacterEncoding("UTF-8"); 
-    response.setCharacterEncoding("UTF-8");  
-    
-    response.setContentType("text/html;UTF-8"); 
-    //输出流 
-    PrintWriter out = response.getWriter(); 
-    //数据库连接代码 
-    try
-    { 
-      Connection conn = null; // 表示数据库的连接的对象 
-      Statement pstmt = null; // 表示数据库的更新操作 
-      String nameString=request.getParameter("name"); 
-      String grentString=request.getParameter("grent"); 
-      String resultString=request.getParameter("result"); 
-      System.out.print(nameString); 
-      String sql="insert into student(name,calssGrent,result) values('"+nameString+"','"+grentString+"','"+resultString+"')"; 
-    
-    
-      // 1、使用Class类加载驱动程序 
-      Class.forName("com.mysql.jdbc.Driver");  
-      // 2、连接数据库 
-      conn = DriverManager.getConnection(DBURL, DBUSER, DBPASS); 
-      pstmt=conn.createStatement(); 
-      int pd=pstmt.executeUpdate(sql); 
-      if (pd!=0) 
-      { 
-        out.println("添加成功"); 
-        out.println("<br><a href=MMC_01>查看列表</a>"); 
-      } 
-      conn.close(); 
-        
-    } 
-    catch (Exception e) 
-    { 
-      e.printStackTrace(); 
-    } 
-    out.flush(); 
-    out.close(); 
-  } 
-  
+package org.lsy.servlet; 
+  
+import java.io.IOException; 
+import java.io.PrintWriter; 
+import java.sql.Connection; 
+import java.sql.DriverManager; 
+import java.sql.PreparedStatement; 
+import java.sql.ResultSet; 
+import java.sql.Statement; 
+  
+import javax.servlet.ServletException; 
+import javax.servlet.http.HttpServlet; 
+import javax.servlet.http.HttpServletRequest; 
+import javax.servlet.http.HttpServletResponse; 
+  
+
+  
+public class Add extends HttpServlet 
+{ 
+	  public static final String DBURL = "jdbc:mysql://localhost:3306/kui"; 
+	  // 杩炴帴鏁版嵁搴撶殑鐢ㄦ埛鍚� 
+	  public static final String DBUSER = "root"; 
+	  // 杩炴帴鏁版嵁搴撶殑瀵嗙爜 
+	  public static final String DBPASS = "001011"; 
+  
+  @Override
+  protected void doPost(HttpServletRequest req, HttpServletResponse resp) 
+      throws ServletException, IOException 
+  { 
+    // TODO Auto-generated method stub 
+    doGet(req, resp); 
+  } 
+  
+  public void doGet(HttpServletRequest request, HttpServletResponse response) 
+      throws ServletException, IOException 
+  { 
+    //璁剧疆璇锋眰鍜屽搷搴旂殑缂栫爜 锛屼笉鐒堕〉闈�笂瀹规槗鍑虹幇涔辩爜 
+    request.setCharacterEncoding("UTF-8"); 
+    response.setCharacterEncoding("UTF-8");  
+    
+    response.setContentType("text/html;UTF-8"); 
+    //杈撳嚭娴� 
+    PrintWriter out = response.getWriter(); 
+    //鏁版嵁搴撹繛鎺ヤ唬鐮� 
+    try
+    { 
+      Connection conn = null; // 琛ㄧず鏁版嵁搴撶殑杩炴帴鐨勫�璞� 
+      Statement pstmt = null; // 琛ㄧず鏁版嵁搴撶殑鏇存柊鎿嶄綔 
+      String nameString=request.getParameter("name"); 
+      String grentString=request.getParameter("grent"); 
+      String resultString=request.getParameter("result"); 
+      System.out.print(nameString); 
+      String sql="insert into student(name,calssGrent,result) values('"+nameString+"','"+grentString+"','"+resultString+"')"; 
+    
+    
+      // 1銆佷娇鐢–lass绫诲姞杞介┍鍔ㄧ▼搴� 
+      Class.forName("com.mysql.jdbc.Driver");  
+      // 2銆佽繛鎺ユ暟鎹�簱 
+      conn = DriverManager.getConnection(DBURL, DBUSER, DBPASS); 
+      pstmt=conn.createStatement(); 
+      int pd=pstmt.executeUpdate(sql); 
+      if (pd!=0) 
+      { 
+        out.println("娣诲姞鎴愬姛"); 
+        out.println("<br><a href=MMC_01>鏌ョ湅鍒楄〃</a>"); 
+      } 
+      conn.close(); 
+        
+    } 
+    catch (Exception e) 
+    { 
+      e.printStackTrace(); 
+    } 
+    out.flush(); 
+    out.close(); 
+  } 
+  
 }