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[call-class-in-jsp] call class in jsp (#18521)
* [call-class-in-jsp] call class in jsp * [call-class-in-jsp] fix typo
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‎spring-boot-modules/spring-boot-jsp/src/main/java/com/baeldung/boot/jsp/controller/WelcomeController.java

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package com.baeldung.boot.jsp.controller;
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import org.springframework.stereotype.Controller;
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import org.springframework.web.bind.annotation.GetMapping;
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import org.springframework.web.bind.annotation.RequestMapping;
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@Controller
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@RequestMapping("/course")
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public class WelcomeController {
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@GetMapping("/welcome")
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public String greetingAndWelcome() {
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return "course/welcome";
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}
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@GetMapping("/welcome-usebean")
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public String greetingAndWelcomeUseBean() {
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return "course/welcome-usebean";
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}
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@GetMapping("/welcome-by-javabean")
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public String greetingAndWelcomeByJavaBean() {
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return "course/welcome-by-javabean";
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}
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}

‎spring-boot-modules/spring-boot-jsp/src/main/java/com/baeldung/boot/jsp/coursewelcome/CourseWelcome.java

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package com.baeldung.boot.jsp.coursewelcome;
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public class CourseWelcome {
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public String greeting(String username) {
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return String.format("Hi %s, how are you doing?", username);
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}
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public static String staticWelcome(String courseName) {
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return String.format("Welcome to Baeldung's %s course", courseName);
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}
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}

‎spring-boot-modules/spring-boot-jsp/src/main/java/com/baeldung/boot/jsp/coursewelcome/CourseWelcomeBean.java

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package com.baeldung.boot.jsp.coursewelcome;
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public class CourseWelcomeBean {
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private String username;
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private String courseName;
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public String getUsername() {
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return username;
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}
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public void setUsername(String username) {
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this.username = username;
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}
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public String getCourseName() {
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return courseName;
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}
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public void setCourseName(String courseName) {
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this.courseName = courseName;
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}
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public String greetingUser() {
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return String.format("Hi %s, how do you do?", username);
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}
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public String welcomeMsg() {
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return String.format("Welcome to Baeldung's %s course!", courseName);
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}
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}

‎spring-boot-modules/spring-boot-jsp/src/main/webapp/WEB-INF/jsp/course/welcome-by-javabean.jsp

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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<html>
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<head>
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<title>Welcome to Course</title>
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</head>
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<body>
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<p>Using jsp:useBean action with a JavaBean</p>
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<jsp:useBean id="courseWelcomeBean" class="com.baeldung.boot.jsp.coursewelcome.CourseWelcomeBean"/>
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<jsp:setProperty name="courseWelcomeBean" property="username" value="Eric"/>
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<jsp:setProperty name="courseWelcomeBean" property="courseName" value="Spring Security"/>
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<div><%= courseWelcomeBean.greetingUser()%></div>
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<div><%= courseWelcomeBean.welcomeMsg()%></div>
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</body>
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</html>

‎spring-boot-modules/spring-boot-jsp/src/main/webapp/WEB-INF/jsp/course/welcome-usebean.jsp

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<html>
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<head>
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<title>Welcome to Course</title>
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</head>
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<body>
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<p>Using jsp:useBean action</p>
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<jsp:useBean id="welcomeBean" class="com.baeldung.boot.jsp.coursewelcome.CourseWelcome"/>
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<div>
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<%= welcomeBean.greeting("Kevin")%>
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</div>
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<div>
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<%= com.baeldung.boot.jsp.coursewelcome.CourseWelcome.staticWelcome("Java Collections")%>
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</div>
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</body>
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</html>

‎spring-boot-modules/spring-boot-jsp/src/main/webapp/WEB-INF/jsp/course/welcome.jsp

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<%@ page contentType="text/html;charset=UTF-8" language="java" %>
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<%@ page import="com.baeldung.boot.jsp.coursewelcome.CourseWelcome" %>
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<html>
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<head>
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<title>Welcome to Course</title>
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</head>
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<body>
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<%
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CourseWelcome courseWelcomeObj = new CourseWelcome();
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%>
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<div><%= courseWelcomeObj.greeting("Kai")%></div>
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<div><%= CourseWelcome.staticWelcome("Spring Boot")%></div>
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</body>
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</html>

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