Web Sockets

xholonWorkbook.xml

<?xml version="1.0" encoding="UTF-8"?>
<!--Xholon Workbook http://www.primordion.com/Xholon/gwt/ MIT License, Copyright (C) Ken Webb, Wed Nov 14 2018 11:57:06 GMT-0500 (Eastern Standard Time)-->
<XholonWorkbook>

<Notes><![CDATA[
Xholon
------
Title: Web Sockets
Description: 
Url: http://www.primordion.com/Xholon/gwt/
InternalName: 0dc7dbbf901e03c9b1a08754875e4dc0
Keywords: 

My Notes
--------
November 14, 2018

References
----------
(1) https://en.wikipedia.org/wiki/WebSocket

(2) https://developer.mozilla.org/en-US/docs/Web/API/WebSocket
(3) https://www.tutorialspoint.com/websockets/websockets_overview.htm
(4) https://github.com/websockets/ws
    Simple to use, blazing fast and thoroughly tested WebSocket client and server for Node.js

(5) https://tools.ietf.org/html/rfc6455
(6) https://www.html5rocks.com/en/tutorials/websockets/basics/

(7) https://www.websocket.org/
(8) http://www.websocket.org/aboutwebsocket.html

(9) https://github.com/vjwang/WebSocketBook

(10) https://www.websocket.org/echo.html
    very simple demo
(11) file:///home/ken/nodespace/websocket/websocket.html

(12) https://kaazing.com/inspecting-websocket-traffic-with-chrome-developer-tools/
    very useful

(13) http://www.websocket.org/demos/racer/index.html
    Control a WebGL Formula One car on your desktop from the Web browser of your smart phone by simply tilting it.
    No browser extension or application installation needed.
    Works over any network, such as WiFi, 4G, or LTE.

(14) https://en.wikipedia.org/wiki/Advanced_Message_Queuing_Protocol

(15) https://en.wikipedia.org/wiki/Java_Message_Service

(16) https://github.com/kaazing

(17) https://devcenter.heroku.com/articles/websockets
(18) https://devcenter.heroku.com/articles/node-websockets
(19) https://github.com/heroku-examples/node-ws-test

]]></Notes> 

<_-.XholonClass>

  <!-- domain objects -->
  <PhysicalSystem/>
  <Block/>
  <Brick/>
  
  <!-- quantities -->
  <Height superClass="Quantity"/>
  
</_-.XholonClass>

<xholonClassDetails>
  <Block>
    <port name="height" connector="Height"/>
  </Block>
</xholonClassDetails>

<PhysicalSystem>
  <Block>
    <Height>0.1 m</Height>
  </Block>
  <Brick multiplicity="2"/>
</PhysicalSystem>

<Blockbehavior implName="org.primordion.xholon.base.Behavior_gwtjs"><![CDATA[
  var a = 123;
  var b = 456;
  var c = a * b;
  if (console) {
    console.log(c);
  }
  //# sourceURL=Blockbehavior.js
]]></Blockbehavior>

<Heightbehavior implName="org.primordion.xholon.base.Behavior_gwtjs"><![CDATA[
  var myHeight, testing;
  var beh = {
    postConfigure: function() {
      testing = Math.floor(Math.random() * 10);
      myHeight = this.cnode.parent();
    },
    act: function() {
      myHeight.println(this.toString());
    },
    toString: function() {
      return "testing:" + testing;
    }
  }
  //# sourceURL=Heightbehavior.js
]]></Heightbehavior>

<Brickbehavior implName="org.primordion.xholon.base.Behavior_gwtjs"><![CDATA[
  $wnd.xh.Brickbehavior = function Brickbehavior() {}

  $wnd.xh.Brickbehavior.prototype.postConfigure = function() {
    this.brick = this.cnode.parent();
    this.iam = " red brick";
  };

  $wnd.xh.Brickbehavior.prototype.act = function() {
    this.brick.println("I am a" + this.iam);
  };
  //# sourceURL=Brickbehavior.js
]]></Brickbehavior>

<Brickbehavior implName="org.primordion.xholon.base.Behavior_gwtjs"><![CDATA[
  console.log("I'm another brick behavior");
]]></Brickbehavior>

<SvgClient><Attribute_String roleName="svgUri"><![CDATA[data:image/svg+xml,
<svg width="100" height="50" xmlns="http://www.w3.org/2000/svg">
  <g>
    <title>Block</title>
    <rect id="PhysicalSystem/Block" fill="#98FB98" height="50" width="50" x="25" y="0"/>
    <g>
      <title>Height</title>
      <rect id="PhysicalSystem/Block/Height" fill="#6AB06A" height="50" width="10" x="80" y="0"/>
    </g>
  </g>
</svg>
]]></Attribute_String><Attribute_String roleName="setup">${MODELNAME_DEFAULT},${SVGURI_DEFAULT}</Attribute_String></SvgClient>

</XholonWorkbook>