update action,service,dao

Author: capzoro

mega-manage/.idea/uiDesigner.xml

@@ -20,6 +20,21 @@
   </properties>
 
   <dependencies>
+    <!-- https://mvnrepository.com/artifact/org.apache.struts/struts2-core -->
+    <dependency>
+      <groupId>org.apache.struts</groupId>
+      <artifactId>struts2-core</artifactId>
+      <version>2.3.16.3</version>
+    </dependency>
+
+    <!-- https://mvnrepository.com/artifact/javax.servlet/javax.servlet-api -->
+    <dependency>
+      <groupId>javax.servlet</groupId>
+      <artifactId>javax.servlet-api</artifactId>
+      <version>3.1.0</version>
+      <scope>provided</scope>
+    </dependency>
+
 
     <!-- https://mvnrepository.com/artifact/org.hibernate/hibernate-core -->
     <dependency>

mega-manage/pom.xml

@@ -0,0 +1,89 @@
+package com.ilovemasami.action;
+
+import com.ilovemasami.entity.Students;
+import com.ilovemasami.service.StudentService;
+import com.ilovemasami.service.impl.StudentServiceImpl;
+
+import java.text.ParseException;
+import java.text.SimpleDateFormat;
+import java.util.Date;
+import java.util.List;
+
+/**
+ * @author yuzhezhu
+ * @date 2020/01/23
+ **/
+public class StudentAction extends SuperAction {
+//  private static final long serialVersionUID = 1L;
+
+  public String query() {
+    StudentService studentService = new StudentServiceImpl();
+    List<Students> list = studentService.queryAllStudents();
+    //放进session中
+    if (list != null && list.size() > 0) {
+      session.setAttribute("students_list", list);
+    }
+    return "query_success";
+  }
+
+  //删除学生动作
+  public String delete() {
+    StudentService studentService = new StudentServiceImpl();
+    //获得传过来的参数
+    String sid = request.getParameter("sid");
+    studentService.deleteStudent(sid);
+    return "delete_success";
+  }
+
+  //添加学生动作
+  public String add() {
+    StudentService studentService = new StudentServiceImpl();
+    Students s = new Students();
+    s.setSname(request.getParameter("sname"));
+    s.setGender(request.getParameter("gender"));
+    String dateString = request.getParameter("birthday");
+    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+    Date date;
+    try {
+      date = sdf.parse(dateString);
+      s.setBirthday(date);
+    } catch (ParseException e) {
+      e.printStackTrace();
+    }
+    s.setAddress(request.getParameter("address"));
+    studentService.addStudent(s);
+    return "add_success";
+  }
+
+  //修改学生动作
+  public String modify() {
+    //获得学生编号
+    String sid = request.getParameter("sid");
+    StudentService studentService = new StudentServiceImpl();
+    Students s = studentService.queryStudentBySid(sid);
+    //保存到会话中
+    session.setAttribute("modify_students", s);
+    return "modify_success";
+  }
+
+  //保存修改的动作
+  public String save() {
+    StudentService studentService = new StudentServiceImpl();
+    Students s = new Students();
+    s.setSid(request.getParameter("sid"));
+    s.setSname(request.getParameter("sname"));
+    s.setGender(request.getParameter("gender"));
+    String dateString = request.getParameter("birthday");
+    SimpleDateFormat sdf = new SimpleDateFormat("yyyy-MM-dd");
+    Date date;
+    try {
+      date = sdf.parse(dateString);
+      s.setBirthday(date);
+    } catch (ParseException e) {
+      e.printStackTrace();
+    }
+    s.setAddress(request.getParameter("address"));
+    studentService.updateStudent(s);
+    return "save_success";
+  }
+}

mega-manage/src/main/java/com/ilovemasami/action/StudentAction.java

@@ -0,0 +1,42 @@
+package com.ilovemasami.action;
+
+import com.opensymphony.xwork2.ActionSupport;
+import org.apache.struts2.interceptor.ServletRequestAware;
+import org.apache.struts2.interceptor.ServletResponseAware;
+import org.apache.struts2.util.ServletContextAware;
+
+import javax.servlet.ServletContext;
+import javax.servlet.http.HttpServletRequest;
+import javax.servlet.http.HttpServletResponse;
+import javax.servlet.http.HttpSession;
+
+/**
+ * @author yuzhezhu
+ * @date 2020/01/22
+ **/
+public class SuperAction extends ActionSupport
+        implements ServletRequestAware, ServletResponseAware, ServletContextAware {
+
+  //  private static final long serialVersionUID = 1L;
+  protected HttpServletRequest request;
+  protected HttpServletResponse response;
+  protected HttpSession session;
+  protected ServletContext application;
+
+  @Override
+  public void setServletContext(ServletContext application) {
+    this.application = application;
+
+  }
+
+  @Override
+  public void setServletResponse(HttpServletResponse response) {
+    this.response = response;
+  }
+
+  @Override
+  public void setServletRequest(HttpServletRequest request) {
+    this.request = request;
+    this.session = request.getSession();
+  }
+}

mega-manage/src/main/java/com/ilovemasami/action/SuperAction.java

@@ -0,0 +1,52 @@
+package com.ilovemasami.action;
+
+import com.ilovemasami.constant.MessageConstants;
+import com.ilovemasami.entity.Users;
+import com.ilovemasami.service.UserService;
+import com.ilovemasami.service.impl.UserServiceImpl;
+import com.opensymphony.xwork2.ModelDriven;
+import org.apache.struts2.interceptor.validation.SkipValidation;
+
+/**
+ * @author yuzhezhu
+ * @date 2020/01/23
+ **/
+public class UserAction extends SuperAction implements ModelDriven<Users> {
+  private Users user = new Users();
+
+  public String login() {
+    UserService uDao = new UserServiceImpl();
+    if (uDao.usersLogin(user)) {
+      session.setAttribute("loginUserName", user.getUsername());
+      return "login_success";
+    } else {
+      return "login_failure";
+    }
+
+  }
+
+  @SkipValidation
+  public String logout() {
+    if (session.getAttribute("loginUserName") != null) {
+      session.removeAttribute("loginUserName");
+    }
+    return "logout_success";
+  }
+
+  @Override
+  public void validate() {
+    if ((user.getUsername() == null) || "".equals(user.getUsername())) {
+      this.addFieldError(MessageConstants.ErrorFiledName.usernameError, MessageConstants.getErrorTip(MessageConstants.ErrorFiledName.usernameError));
+    }
+    //判断密码信息
+    if ((user.getPassword() == null) || user.getPassword().length() < 4) {
+      this.addFieldError("passwordLengthError", "密码长度不能少于4位！！");
+    }
+  }
+
+  @Override
+  public Users getModel() {
+
+    return this.user;
+  }
+}

mega-manage/src/main/java/com/ilovemasami/action/UserAction.java

@@ -0,0 +1,33 @@
+package com.ilovemasami.constant;
+
+import java.util.HashMap;
+import java.util.Map;
+
+/**
+ * @author yuzhezhu
+ * @date 2020/01/23
+ **/
+public class MessageConstants {
+  private static Map<String, String> errorMap = new HashMap<>();
+
+
+  public interface ErrorFiledName {
+    String usernameError = "usernameError";
+  }
+
+  interface ErrorTips {
+    String usernameError = "用户名不能为空！";
+  }
+
+  static {
+    errorMap.put(ErrorFiledName.usernameError, ErrorTips.usernameError);
+  }
+
+
+  public static String getErrorTip(String errorName) {
+    if (errorMap.containsKey(errorName)) {
+      return errorMap.get(errorName);
+    }
+    return "服务器异常";
+  }
+}