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arun-guptaarun-gupta
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adding new sample to demonstrate wss://
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‎websocket/endpoint-wss/pom.xml‎

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<project xmlns="http://maven.apache.org/POM/4.0.0" xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://maven.apache.org/POM/4.0.0 http://maven.apache.org/xsd/maven-4.0.0.xsd">
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<modelVersion>4.0.0</modelVersion>
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<parent>
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<groupId>org.javaee7.websocket</groupId>
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<artifactId>websocket-samples</artifactId>
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<version>1.0-SNAPSHOT</version>
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<relativePath>../pom.xml</relativePath>
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</parent>
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<groupId>org.javaee7.websocket</groupId>
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<artifactId>endpoint-wss</artifactId>
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<version>1.0-SNAPSHOT</version>
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<packaging>war</packaging>
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</project>

‎websocket/endpoint-wss/src/main/java/org/javaee7/websocket/endpoint/wss/MyEndpoint.java‎

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package org.javaee7.websocket.endpoint.wss;
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import javax.websocket.OnMessage;
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import javax.websocket.server.ServerEndpoint;
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/**
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* @author Arun Gupta
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*/
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@ServerEndpoint("/websocket")
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public class MyEndpoint {
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@OnMessage
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public String echoText(String name) {
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return name;
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}
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}

‎websocket/endpoint-wss/src/main/webapp/WEB-INF/web.xml‎

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<?xml version="1.0" encoding="UTF-8"?>
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<web-app xmlns="http://xmlns.jcp.org/xml/ns/javaee"
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xmlns:xsi="http://www.w3.org/2001/XMLSchema-instance"
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xsi:schemaLocation="http://xmlns.jcp.org/xml/ns/javaee http://xmlns.jcp.org/xml/ns/javaee/web-app_3_1.xsd"
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version="3.1">
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<security-constraint>
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<web-resource-collection>
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<web-resource-name>Viewpoint Secure URLs</web-resource-name>
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<url-pattern>/*</url-pattern>
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</web-resource-collection>
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<user-data-constraint>
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<transport-guarantee>CONFIDENTIAL</transport-guarantee>
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</user-data-constraint>
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</security-constraint>
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<session-config>
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<session-timeout>
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30
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</session-timeout>
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</session-config>
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</web-app>

‎websocket/endpoint-wss/src/main/webapp/index.jsp‎

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<%@page contentType="text/html" pageEncoding="UTF-8"%>
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<!DOCTYPE html>
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<html>
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<head>
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<meta http-equiv="Content-Type" content="text/html; charset=UTF-8">
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<title>WebSocket Security</title>
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</head>
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<body>
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<h1>WebSocket Security</h1>
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<div style="text-align: center;">
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<form action="">
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<input id="myField" value="WebSocket" type="text"><br>
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<input onclick="echo();" value="Echo" type="button">
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</form>
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</div>
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<div id="output"></div>
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<script language="javascript" type="text/javascript" src="websocket.js">
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</script>
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</body>
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</html>

‎websocket/endpoint-wss/src/main/webapp/websocket.js‎

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var wsUri = "ws://" + document.location.host + document.location.pathname + "websocket";
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console.log("Connecting to " + wsUri);
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var websocket = new WebSocket(wsUri);
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websocket.onopen = function(evt) { onOpen(evt) };
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websocket.onmessage = function(evt) { onMessage(evt) };
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websocket.onerror = function(evt) { onError(evt) };
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var output = document.getElementById("output");
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function echo() {
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console.log("echo: " + myField.value);
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websocket.send(myField.value);
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writeToScreen("SENT (text): " + myField.value);
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}
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function onOpen() {
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console.log("onOpen");
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writeToScreen("CONNECTED");
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}
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function onMessage(evt) {
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writeToScreen("RECEIVED (text): " + evt.data);
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}
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function onError(evt) {
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writeToScreen('<span style="color: red;">ERROR:</span> ' + evt.data);
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}
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function writeToScreen(message) {
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var pre = document.createElement("p");
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pre.style.wordWrap = "break-word";
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pre.innerHTML = message;
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output.appendChild(pre);
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}

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