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Add code for issue BAEL-2574 (#6249)

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* Add code for issue BAEL-2574

This is a code for article "Access Spring MVC Model object in JS"

Set up the project

Add a test

* Rename the test class
This commit is contained in:
Andrey Shcherbakov 2019-02-01 07:19:07 +01:00 committed by maibin
parent 56a832273e
commit 191039ffc6
10 changed files with 131 additions and 1 deletions
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10
spring-boot-mvc/pom.xml
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@ -72,6 +72,16 @@
<version>${spring.fox.version}</version> <version>${spring.fox.version}</version>
</dependency> </dependency>
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>javax.servlet</groupId>
<artifactId>jstl</artifactId>
</dependency>
</dependencies> </dependencies>
<build> <build>

13
spring-boot-mvc/src/main/java/com/baeldung/accessparamsjs/App.java Normal file
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@ -0,0 +1,13 @@
package com.baeldung.accessparamsjs;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
@SpringBootApplication
public class App {
public static void main(String[] args) {
SpringApplication.run(App.class, args);
}
}

32
spring-boot-mvc/src/main/java/com/baeldung/accessparamsjs/Controller.java Normal file
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@ -0,0 +1,32 @@
package com.baeldung.accessparamsjs;
import java.util.Map;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
import org.springframework.web.servlet.ModelAndView;
/**
* Sample rest controller for the tutorial article
* "Access Spring MVC Model object in JavaScript".
*
* @author Andrew Shcherbakov
*
*/
@RestController
public class Controller {
/**
* Define two model objects (one integer and one string) and pass them to the view.
*
* @param model
* @return
*/
@RequestMapping("/index")
public ModelAndView index(Map<String, Object> model) {
model.put("number", 1234);
model.put("message", "Hello from Spring MVC");
return new ModelAndView("/index");
}
}

2
spring-boot-mvc/src/main/resources/application.properties
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@ -1 +1,3 @@
spring.main.allow-bean-definition-overriding=true spring.main.allow-bean-definition-overriding=true
spring.mvc.view.prefix=/WEB-INF/jsp/
spring.mvc.view.suffix=.jsp

27
spring-boot-mvc/src/main/webapp/WEB-INF/jsp/index.jsp Normal file
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@ -0,0 +1,27 @@
<!DOCTYPE html>
<%@ taglib uri="http://java.sun.com/jsp/jstl/core" prefix="c"%>
<html lang="en">
<head>
<title>Access Spring MVC params</title>
<script src="/js/jquery.js"></script>
<script src="/js/script-async.js"></script>
<script src="/js/script-async-jquery.js"></script>
<script>
var number = <c:out value="${number}"></c:out>;
var message = "<c:out value="${message}"></c:out>";
</script>
</head>
<body>
<h2>Data from the external JS file (due to loading order)</h2>
<div id="number-ext"></div>
<div id="message-ext"></div>
<h2>Asynchronous loading from external JS file (plain JS)</h2>
<div id="number-async"></div>
<div id="message-async"></div>
<h2>Asynchronous loading from external JS file (jQuery)</h2>
<div id="number-async-jquery"></div>
<div id="message-async-jquery"></div>
</body>
<script src="/js/script.js"></script>
</html>

2
spring-boot-mvc/src/main/webapp/js/jquery.js vendored Normal file
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6
spring-boot-mvc/src/main/webapp/js/script-async-jquery.js Normal file
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@ -0,0 +1,6 @@
$(function() {
var node1 = document.createTextNode("message = " + message);
var node2 = document.createTextNode("number = " + number);
document.getElementById('message-async-jquery').append(node1);
document.getElementById('number-async-jquery').append(node2);
});

6
spring-boot-mvc/src/main/webapp/js/script-async.js Normal file
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@ -0,0 +1,6 @@
window.onload = function() {
var node1 = document.createTextNode("message = " + message);
var node2 = document.createTextNode("number = " + number);
document.getElementById('message-async').append(node1);
document.getElementById('number-async').append(node2);
};

4
spring-boot-mvc/src/main/webapp/js/script.js Normal file
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@ -0,0 +1,4 @@
var node1 = document.createTextNode("message = " + message);
var node2 = document.createTextNode("number = " + number);
document.getElementById('message-ext').append(node1);
document.getElementById('number-ext').append(node2);

28
spring-boot-mvc/src/test/java/com/baeldung/accessparamsjs/ControllerUnitTest.java Normal file
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@ -0,0 +1,28 @@
package com.baeldung.accessparamsjs;
import static org.springframework.test.web.servlet.result.MockMvcResultMatchers.status;
import org.junit.Test;
import org.junit.runner.RunWith;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.boot.test.autoconfigure.web.servlet.AutoConfigureMockMvc;
import org.springframework.boot.test.context.SpringBootTest;
import org.springframework.http.MediaType;
import org.springframework.test.context.junit4.SpringRunner;
import org.springframework.test.web.servlet.MockMvc;
import org.springframework.test.web.servlet.request.MockMvcRequestBuilders;
@RunWith(SpringRunner.class)
@SpringBootTest
@AutoConfigureMockMvc
public class ControllerUnitTest {
@Autowired
private MockMvc mvc;
@Test
public void whenRequestIndex_thenStatusOk() throws Exception {
mvc.perform(MockMvcRequestBuilders.get("/index")
.accept(MediaType.APPLICATION_JSON))
.andExpect(status().isOk());
}
}