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Adding source code for article tracked under BAEL-3172. (#7540) 

* Adding source code for article tracked under BAEL-3172.

* Adding source code for article tracked under BAEL-3172.

* Adding source code for article tracked under BAEL-3172.

* Incorporated the review comments.

* Removing absolute URL from JS.

* Removing absolute URL from JS.
This commit is contained in:
Kumar Chandrakant 2019-08-24 11:07:03 +05:30 committed by Grzegorz Piwowarek
parent 00c5ecc8ef
commit 4be26bb3f0
12 changed files with 19061 additions and 0 deletions
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5
pom.xml
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@ -564,6 +564,8 @@
<module>spring-boot-flowable</module>
<module>spring-security-kerberos</module>
<module>oauth2-framework-impl</module>
<module>spring-boot-nashorn</module>
</modules>
</profile>
@ -798,6 +800,8 @@
<module>tensorflow-java</module>
<module>spring-boot-flowable</module>
<module>spring-security-kerberos</module>
<module>spring-boot-nashorn</module>
</modules>
@ -947,6 +951,7 @@
<module>spring-boot-flowable</module>
<module>spring-security-kerberos</module>
<module>spring-boot-nashorn</module>
</modules>
</profile>

3
spring-boot-nashorn/README.md Normal file
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@ -0,0 +1,3 @@
### Relevant Articles:
- []()

51
spring-boot-nashorn/pom.xml Normal file
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@ -0,0 +1,51 @@
<?xml version="1.0" encoding="UTF-8"?>
<project xmlns="http://maven.apache.org/POM/4.0.0"
xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
<modelVersion>4.0.0</modelVersion>
<groupId>com.baeldung.nashorn</groupId>
<artifactId>spring-boot-nashorn</artifactId>
<name>spring-boot-nashorn</name>
<version>1.0</version>
<packaging>jar</packaging>
<parent>
<artifactId>parent-boot-2</artifactId>
<groupId>com.baeldung</groupId>
<version>0.0.1-SNAPSHOT</version>
<relativePath>../parent-boot-2</relativePath>
</parent>
<dependencies>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-web</artifactId>
</dependency>
<dependency>
<groupId>org.apache.tomcat.embed</groupId>
<artifactId>tomcat-embed-jasper</artifactId>
<scope>provided</scope>
</dependency>
<dependency>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-starter-test</artifactId>
<scope>test</scope>
</dependency>
</dependencies>
<build>
<plugins>
<plugin>
<groupId>org.springframework.boot</groupId>
<artifactId>spring-boot-maven-plugin</artifactId>
<executions>
<execution>
<goals>
<goal>repackage</goal>
</goals>
</execution>
</executions>
</plugin>
</plugins>
</build>
</project>

20
spring-boot-nashorn/src/main/java/com/baeldung/nashorn/Application.java Normal file
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@ -0,0 +1,20 @@
package com.baeldung.nashorn;
import org.springframework.boot.SpringApplication;
import org.springframework.boot.autoconfigure.SpringBootApplication;
import org.springframework.boot.builder.SpringApplicationBuilder;
import org.springframework.boot.web.servlet.support.SpringBootServletInitializer;
@SpringBootApplication
public class Application extends SpringBootServletInitializer {
@Override
protected SpringApplicationBuilder configure(SpringApplicationBuilder application) {
return application.sources(Application.class);
}
public static void main(String[] args) throws Exception {
SpringApplication.run(Application.class, args);
}
}

14
spring-boot-nashorn/src/main/java/com/baeldung/nashorn/controller/MyRestController.java Normal file
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@ -0,0 +1,14 @@
package com.baeldung.nashorn.controller;
import org.springframework.web.bind.annotation.PathVariable;
import org.springframework.web.bind.annotation.RequestMapping;
import org.springframework.web.bind.annotation.RestController;
@RestController
public class MyRestController {
@RequestMapping("/next/{last}/{secondLast}")
public int index(@PathVariable("last") int last, @PathVariable("secondLast") int secondLast) throws Exception {
return last + secondLast;
}
}

32
spring-boot-nashorn/src/main/java/com/baeldung/nashorn/controller/MyWebController.java Normal file
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@ -0,0 +1,32 @@
package com.baeldung.nashorn.controller;
import java.io.InputStreamReader;
import java.util.Map;
import javax.script.ScriptEngine;
import javax.script.ScriptEngineManager;
import org.springframework.core.io.ClassPathResource;
import org.springframework.stereotype.Controller;
import org.springframework.web.bind.annotation.RequestMapping;
@Controller
public class MyWebController {
@RequestMapping("/")
public String index(Map<String, Object> model) throws Exception {
ScriptEngine nashorn = new ScriptEngineManager().getEngineByName("nashorn");
getClass().getResource("classpath:storedProcedures.sql");
nashorn.eval(new InputStreamReader(new ClassPathResource("static/js/react.js").getInputStream()));
nashorn.eval(new InputStreamReader(new ClassPathResource("static/js/react-dom-server.js").getInputStream()));
nashorn.eval(new InputStreamReader(new ClassPathResource("static/app.js").getInputStream()));
Object html = nashorn.eval("ReactDOMServer.renderToString(" + "React.createElement(App, {data: [0,1,1]})" + ");");
model.put("content", String.valueOf(html));
return "index";
}
}

2
spring-boot-nashorn/src/main/resources/application.properties Normal file
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@ -0,0 +1,2 @@
spring.mvc.view.prefix: /WEB-INF/jsp/
spring.mvc.view.suffix: .jsp

37
spring-boot-nashorn/src/main/resources/static/app.js Normal file
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@ -0,0 +1,37 @@
var App = React.createClass({displayName: "App",
handleSubmit: function () {
var last = this.state.data[this.state.data.length-1];
var secondLast = this.state.data[this.state.data.length-2];
$.ajax({
url: '/next/'+last+'/'+secondLast,
dataType: 'text',
success: function (msg) {
var series = this.state.data;
series.push(msg);
this.setState({data: series});
}.bind(this),
error: function (xhr, status, err) {
console.error("/next", status, err.toString());
}.bind(this)
});
},
componentDidMount: function() {
this.setState({data: this.props.data});
},
getInitialState: function () {
return {data: []};
},
render: function () {
return (
React.createElement("div", {className: "app"},
React.createElement("h2", null, "Fibonacci Generator"),
React.createElement("h2", null, this.state.data.toString()),
React.createElement("input", {type: "submit", value: "Next", onClick: this.handleSubmit})
)
);
}
});

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spring-boot-nashorn/src/main/resources/static/js/react-dom-server.js vendored Normal file
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@ -0,0 +1,42 @@
/**
* ReactDOMServer v0.14.3
*
* Copyright 2013-2015, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
// Based off https://github.com/ForbesLindesay/umd/blob/master/template.js
;(function(f) {
// CommonJS
if (typeof exports === "object" && typeof module !== "undefined") {
module.exports = f(require('react'));
// RequireJS
} else if (typeof define === "function" && define.amd) {
define(['react'], f);
// <script>
} else {
var g
if (typeof window !== "undefined") {
g = window;
} else if (typeof global !== "undefined") {
g = global;
} else if (typeof self !== "undefined") {
g = self;
} else {
// works providing we're not in "use strict";
// needed for Java 8 Nashorn
// see https://github.com/facebook/react/issues/3037
g = this;
}
g.ReactDOMServer = f(g.React);
}
})(function(React) {
return React.__SECRET_DOM_SERVER_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;
});

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spring-boot-nashorn/src/main/resources/static/js/react-dom.js vendored Normal file
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@ -0,0 +1,42 @@
/**
* ReactDOM v0.14.3
*
* Copyright 2013-2015, Facebook, Inc.
* All rights reserved.
*
* This source code is licensed under the BSD-style license found in the
* LICENSE file in the root directory of this source tree. An additional grant
* of patent rights can be found in the PATENTS file in the same directory.
*
*/
// Based off https://github.com/ForbesLindesay/umd/blob/master/template.js
;(function(f) {
// CommonJS
if (typeof exports === "object" && typeof module !== "undefined") {
module.exports = f(require('react'));
// RequireJS
} else if (typeof define === "function" && define.amd) {
define(['react'], f);
// <script>
} else {
var g
if (typeof window !== "undefined") {
g = window;
} else if (typeof global !== "undefined") {
g = global;
} else if (typeof self !== "undefined") {
g = self;
} else {
// works providing we're not in "use strict";
// needed for Java 8 Nashorn
// see https://github.com/facebook/react/issues/3037
g = this;
}
g.ReactDOM = f(g.React);
}
})(function(React) {
return React.__SECRET_DOM_DO_NOT_USE_OR_YOU_WILL_BE_FIRED;
});

18794
spring-boot-nashorn/src/main/resources/static/js/react.js vendored Normal file
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spring-boot-nashorn/src/main/webapp/WEB-INF/jsp/index.jsp Normal file
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@ -0,0 +1,19 @@
<%@ page contentType="text/html;charset=UTF-8" language="java" %>
<html>
<head>
<title>Hello React!</title>
<script type="text/javascript" src="js/react.js"></script>
<script type="text/javascript" src="js/react-dom.js"></script>
<script type="text/javascript" src="http://code.jquery.com/jquery-1.10.0.min.js"></script>
</head>
<body>
<div id="root">${content}</div>
<script type="text/javascript" src="app.js"></script>
<script type="text/javascript">
ReactDOM.render(
React.createElement(App, {data: [0,1,1]}),
document.getElementById("root")
);
</script>
</body>
</html>