{"id":286,"date":"2013-08-08T01:58:14","date_gmt":"2013-08-07T16:58:14","guid":{"rendered":"http:\/\/www.rocher.kyoto.jp\/araburu\/?p=286"},"modified":"2013-08-10T02:32:35","modified_gmt":"2013-08-09T17:32:35","slug":"websocket%e3%81%ab%e3%81%a6json%e5%bd%a2%e5%bc%8f%e3%81%ae%e3%83%87%e3%83%bc%e3%82%bf%e3%82%92%e3%82%84%e3%82%8a%e5%8f%96%e3%82%8a%e3%81%97%e3%81%a6%e3%81%bf%e3%82%8bglassfish-4","status":"publish","type":"post","link":"https:\/\/www.rocher.kyoto.jp\/arbr\/?p=286","title":{"rendered":"WebSocket\u306b\u3066JSON\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u3092\u3084\u308a\u53d6\u308a\u3057\u3066\u307f\u308b(Glassfish 4)"},"content":{"rendered":"

Glassfish4\u3068HTML\u9593\u3067JSON\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u3092Websocket\u306b\u3066\u3084\u308a\u53d6\u308a\u3057\u3066\u307f\u305f\u306e\u3067\u30e1\u30e2\u3002<\/p>\n

\u5927\u307e\u304b\u306a\u52d5\u304d\u306f\u4ee5\u4e0b<\/p>\n

    \n
  1. HTML\u304b\u3089JSON\u3067\u5165\u529b\u30c6\u30ad\u30b9\u30c8\u3068\u73fe\u5728\u65e5\u6642\u3092\u9001\u4fe1\u3002<\/li>\n
  2. Glassfish\u306eWebsocket\u3067\u53d7\u4fe1(&Decode)<\/li>\n
  3. \u53d7\u3051\u53d6\u3063\u305f\u30c7\u30fc\u30bf\u306b\u60c5\u5831\uff08\u3068\u308a\u3042\u3048\u305a\u30e6\u30fc\u30b6\u60c5\u5831\u4ee3\u308f\u308a\u306e\u30bb\u30c3\u30b7\u30e7\u30f3ID\uff09\u3092\u4ed8\u4e0e\u3057\u7e4b\u304c\u3063\u3066\u3044\u308b\u30af\u30e9\u30a4\u30a2\u30f3\u30c8(HTML)\u5168\u4f53\u306bJSON\u5f62\u5f0f\u3067\u8fd4\u4fe1<\/li>\n
  4. HTML\u3067\u53d7\u3051\u53d6\u3063\u305f\u30c7\u30fc\u30bf\u3092\u8868\u793a<\/li>\n<\/ol>\n
    (html->glassfish\u306e\u30c7\u30fc\u30bf\u5f62\u5f0f)\r\n{\"message\":\"\u30e1\u30c3\u30bb\u30fc\u30b8\"<\/em>,\"messageTime\":\u6642\u9593(\u30df\u30ea\u79d2)<\/em>}\r\n\r\n(glassfish->html\u306e\u30c7\u30fc\u30bf\u5f62\u5f0f)\r\n{\"message\":\"\u30e1\u30c3\u30bb\u30fc\u30b8<\/em>\",\"sessionId\":\"\u30bb\u30c3\u30b7\u30e7\u30f3ID<\/em>\",\"messageTime\":\"HH:mm:ss<\/em>\"}\r\n\r\n\u659c\u4f53\u306f\u5909\u6570<\/pre>\n
    Maven<\/h1>\n
    \u5fc5\u8981\u306a\u4f9d\u5b58\u95a2\u4fc2\u3092\u8ffd\u52a0\u3002\uff08\u52d5\u4f5c\u78ba\u8a8d\u306feclipse\u4e0a\u306eM2E\uff09<\/p>\n
    \u00a0\u00a0\u00a0 <dependencies>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <groupId>javax<\/groupId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <artifactId>javaee-web-api<\/artifactId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <version>7.0<\/version>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <scope>provided<\/scope>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/dependency>\r\n        <!-- 8\/10\u8ffd\u8a18\u3000javaee-web-api\u306e\u4e2d\u306b\u5165\u3063\u3066\u3044\u305f\u3082\u306e\u3067\u8db3\u308a\u305f --><\/span>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <!-- Websocket (JSR-356) -->\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <groupId>javax.net.websocket<\/groupId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <artifactId>javax.net.websocket-api<\/artifactId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <version>1.0-b06<\/version>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <type>jar<\/type>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <groupId>org.glassfish.websocket<\/groupId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <artifactId>websocket-api<\/artifactId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <version>0.2<\/version>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <scope>provided<\/scope>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <!-- JSON Processing (JSR-353) \u3092\u4f7f\u3046\u5834\u5408-->\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <groupId>javax.json<\/groupId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <artifactId>javax.json-api<\/artifactId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <version>1.0<\/version>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <dependency>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <groupId>org.glassfish<\/groupId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <artifactId>javax.json<\/artifactId>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <version>1.0.2 <\/version>\r\n\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0\u00a0 <\/dependency><\/del><\/span>\r\n\u00a0\u00a0\u00a0 <\/dependencies><\/pre>\n
    \u753b\u9762<\/h1>\n
      \n
    1. new WebSocket(arg)\u306earg\u3067\u63a5\u7d9a\u5148\u6307\u5b9a\u3092\u3057\u3066WebSocket\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u53d6\u5f97\u3059\u308b<\/li>\n
    2. \u63a5\u7d9a\u5148\u306f@ServerEndpoint\u3092\u3064\u3051\u305f\u30b5\u30fc\u30d0\u30b5\u30a4\u30c9\u306ePOJO\u306b\u6307\u5b9a\u3057\u305f\u3082\u306e\u3002<\/li>\n
    3. WebSocket\u306esend\u3067\u9001\u4fe1\u3001onmessage\u3067\u53d7\u4fe1<\/li>\n
    4. Websocket\u3067\u9001\u3089\u308c\u3066\u304d\u305f\u30c7\u30fc\u30bf\u306fsocket.onmessage\u3067\u6e21\u3055\u308c\u308b\u5f15\u6570\uff08\u4eca\u56de\u306fmessage)\u306edata\u306b\u5165\u3063\u3066\u3044\u308b\u3002<\/li>\n
    5. \u53d6\u308a\u51fa\u3057\u3066\u304b\u3089\u306e\u6271\u3044\u306f\u666e\u901a\u306eJSON\u3002<\/li>\n<\/ol>\n
       <!DOCTYPE html>\r\n<html>\r\n<head>\r\n<title>Json\u306eWebSocket\u30c6\u30b9\u30c8<\/title>\r\n<meta http-equiv=\"Content-Type\" content=\"text\/html; charset=UTF-8\">\r\n<script\r\n\u00a0\u00a0 \u00a0src=\"\/\/ajax.googleapis.com\/ajax\/libs\/jquery\/1.10.1\/jquery.min.js\"><\/script>\r\n<script type=\"text\/javascript\">\r\n\u00a0\u00a0 \u00a0var socket;\r\n\u00a0\u00a0 \u00a0$(document).ready(\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0function() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0var host = \"ws:\/\/localhost:8080\/first\/hellojson\/<\/span>\";\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0socket = new WebSocket(host);\r\n\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0socket.onmessage = function(message) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0try {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0var wsRes = $.parseJSON(message.data<\/span>);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$('#log').append(\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0wsRes.messageTime +\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\"(\u9001\u4fe1\u8005=\" + wsRes.sessionId + \"):\" + \r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0wsRes.message + \"<br\/>\");\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0} catch (e) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0alert(e);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return;\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$('#send').click(function() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0var obj = new Object();\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0obj.message = $('#msg').val();\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0obj.messageTime = new Date().getTime();\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0var jsonString = JSON.stringify(obj);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0socket.send(jsonString);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0$('#msg').val('');\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0})\r\n\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0});\r\n<\/script>\r\n<\/head>\r\n<body>\r\n\u00a0\u00a0 \u00a0<h1>Json\u306eWebSocket\u30c6\u30b9\u30c8<\/h1>\r\n\u00a0\u00a0 \u00a0<div id=\"log\"><\/div>\r\n\u00a0\u00a0 \u00a0<input id=\"msg\" type=\"text\" \/>\r\n\u00a0\u00a0 \u00a0<button id=\"send\">\u9001\u4fe1<\/button>\r\n<\/body>\r\n<\/html><\/pre>\n
      WebSocket\u7528\u306ePOJO\uff08GlassFish\u5074\uff09<\/h1>\n
        \n
      1. @ServerEndpoint\u3092\u3064\u3051\u305fPOJO\u3067WebSocket\u7528\u30af\u30e9\u30b9\uff08\u30b5\u30fc\u30d0\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\uff09\u3092\u4f5c\u308b<\/li>\n
      2. \u30d1\u30b9\u306fvalue\u3067\u6307\u5b9a\u3002\u81ea\u5206\u306e\u74b0\u5883\u3067\u306f\u30b3\u30f3\u30c6\u30ad\u30b9\u30c8\u304cfirst\u306a\u306e\u3067first\/hellojson\/\u304c\u30b5\u30fc\u30d0\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306e\u30a2\u30c9\u30ec\u30b9<\/li>\n
      3. @onMessage\u304c\u7e4b\u304c\u3063\u3066\u3044\u308b(\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b5\u30a4\u30c9\u306e\uff09\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u304b\u3089\u547c\u3070\u308c\u305f\u3068\u304d\u306b\u52d5\u304f\u500b\u6240<\/li>\n
      4. decoders\u3067\u30af\u30e9\u30b9\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u3084\u3063\u3066\u304d\u305f\u30e1\u30c3\u30bb\u30fc\u30b8\u304c\u6307\u5b9a\u3055\u308c\u305f\u30af\u30e9\u30b9\u3067\u30c7\u30b3\u30fc\u30c9\u3055\u308c\u3066\u6e21\u3055\u308c\u308b\u3002<\/li>\n
      5. encoders\u3067\u30af\u30e9\u30b9\u3092\u6307\u5b9a\u3059\u308b\u3068\u3001\u6307\u5b9a\u3057\u305f\u30af\u30e9\u30b9\u3067\u30a8\u30f3\u30b3\u30fc\u30c9\u3057\u305f\u30c7\u30fc\u30bf\u3092\u3001\u7e4b\u304c\u3063\u3066\u3044\u308b\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306b\u6e21\u305b\u308b\u3002<\/li>\n<\/ol>\n
        import java.util.Collections;\r\nimport java.util.HashSet;\r\nimport java.util.Set;\r\n\r\nimport javax.websocket.OnClose;\r\nimport javax.websocket.OnError;\r\nimport javax.websocket.OnMessage;\r\nimport javax.websocket.OnOpen;\r\nimport javax.websocket.Session;\r\nimport javax.websocket.server.ServerEndpoint;\r\n\r\nimport jp.co.epea.first.json.TestData;\r\nimport jp.co.epea.first.json.TestDecoder;\r\nimport jp.co.epea.first.json.TestEncoder;\r\n\r\n@ServerEndpoint(value = \"\/hellojson\/\", <\/span>\r\ndecoders = { TestDecoder.class }, encoders = { TestEncoder.class })<\/span>\r\npublic class HelloJson {\r\n\r\n\u00a0\u00a0 \u00a0static Set<Session> sessions = Collections\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0.synchronizedSet(new HashSet<Session>());\r\n\r\n\u00a0\u00a0 \u00a0@OnMessage\r\n\u00a0\u00a0 \u00a0public void onMessage(TestData data, Session sess) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0System.out.println(\"Call HelloJson:data[\" + data + \"]\");\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0data.setSessionId(sess.getId());\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0for (Session s : sessions) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0s.getAsyncRemote().sendObject(data);\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0@OnOpen\r\n\u00a0\u00a0 \u00a0public void open(Session sess) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0System.out.println(\"\u958b\u59cb\u3057\u307e\u3059\uff1a\" + sess.getId());\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0sessions.add(sess);\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0@OnClose\r\n\u00a0\u00a0 \u00a0public void close(Session sess) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0System.out.println(\"\u7d42\u4e86\u3057\u307e\u3059\uff1a\" + sess.getId());\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0sessions.remove(sess);\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0@OnError\r\n\u00a0\u00a0 \u00a0public void error(Session sess, Throwable t) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0System.out.println(\"\u30a8\u30e9\u30fc\u3067\u3059\uff1a\" + sess.getId());\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0t.printStackTrace();\r\n\u00a0\u00a0 \u00a0}\r\n}<\/pre>\n
        decoders\u306e\u30af\u30e9\u30b9<\/h1>\n
          \n
        1. javax.websocket.Decoder\u306eText<T>\u3092implements\u3059\u308b\u3002(Text\u5f62\u5f0f\u3067\u3042\u308bJSON\u306e\u5834\u5408)<\/li>\n
        2. <T>\u306b\u5165\u308b\u306e\u306f\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306eOnMessage\u306b\u6e21\u3057\u305f\u3044\u578b<\/li>\n
        3. willDecode\u30e1\u30bd\u30c3\u30c9\u304c\u30c7\u30b3\u30fc\u30c9\u3067\u304d\u308b\u304b\u3069\u3046\u304b\u5224\u5b9a\u3002<\/li>\n
        4. \u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u3068\u304b\u306fwillDecode\u3067\u306a\u304fOnMessage\u3067\u3084\u308b\u3079\u304d\u304c\u3069\u3046\u304b\u306f\u672a\u8abf\u67fb\u3002\uff08\u672a\u5b9f\u88c5\uff09<\/li>\n
        5. decode\u30e1\u30bd\u30c3\u30c9\u3067\u8fd4\u5374\u3059\u308b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3057return\u3059\u308b\u3002<\/li>\n
        6. JSON Processing\u3092\u4f7f\u3063\u3066\u3044\u308b\u304c\u4f55\u3092\u4f7f\u3063\u3066Object\u5316\u3057\u3066\u3082OK<\/li>\n<\/ol>\n
          import java.io.StringReader;\r\n\r\nimport javax.json.Json;\r\nimport javax.json.JsonException;\r\nimport javax.json.JsonObject;\r\nimport javax.websocket.DecodeException;\r\nimport javax.websocket.Decoder;\r\nimport javax.websocket.EndpointConfig;\r\n\r\npublic class TestDecoder implements Decoder.Text<TestData> {\r\n\r\n@Override\r\npublic void destroy() {\r\nSystem.out.println(\"TestDecoder#destroy\");\r\n}\r\n\r\n@Override\r\npublic void init(EndpointConfig arg0) {\r\nSystem.out.println(\"TestDecoder#init\");\r\n}\r\n\r\n@Override\r\npublic TestData decode<\/span>(String inputString) throws DecodeException {\r\nJsonObject jsonObject = Json.createReader(new StringReader(inputString)).readObject();\r\nreturn\u00a0 new TestData(jsonObject);<\/span>\r\n}\r\n\r\n\/*\r\n* Answer whether the given String can be decoded into an object of type\r\n* T.\u3060\u305d\u3046 \u5165\u529b\u30c1\u30a7\u30c3\u30af\u3082\u3053\u3053\u3067\u3084\u308b\u306e\u304c\u3088\u3044\uff1f\r\n*\/\r\n@Override\r\npublic boolean willDecode<\/span>(String inputString) {\r\ntry {\r\nJson.createReader(new StringReader(inputString)).readObject();\r\nreturn true;\r\n} catch (JsonException ex) {\r\nex.printStackTrace();\r\nreturn false;\r\n}\r\n}\r\n}<\/pre>\n
          encoders\u306e\u30af\u30e9\u30b9<\/h1>\n
            \n
          1. javax.websocket.Encoder\u306eText<T>\u3092implements\u3059\u308b\u3002(Text\u5f62\u5f0f\u3067\u3042\u308bJSON\u306e\u5834\u5408)<\/li>\n
          2. <T>\u306b\u5165\u308b\u306e\u306f\u30a8\u30f3\u30c9\u30dd\u30a4\u30f3\u30c8\u306eOnMessage\u3067\u547c\u3076sendObject\u306e\u5f15\u6570\uff08\u8fd4\u3059\u5143\u30cd\u30bf\uff09<\/li>\n
          3. encode\u30e1\u30bd\u30c3\u30c9\u3067\u8fd4\u5374\u3059\u308bString\u3092\u751f\u6210\u3057return\u3059\u308b\u3002<\/li>\n
          4. JSON Processing\u3092\u4f7f\u3063\u3066\u3044\u308b\u304c\u4f55\u3092\u4f7f\u3063\u3066String\u5316\u3057\u3066\u3082OK<\/li>\n<\/ol>\n
            import java.text.SimpleDateFormat;\r\nimport java.util.Date;\r\n\r\nimport javax.json.Json;\r\nimport javax.json.JsonObject;\r\nimport javax.websocket.EncodeException;\r\nimport javax.websocket.Encoder;\r\nimport javax.websocket.EndpointConfig;\r\n\r\npublic class TestEncoder implements Encoder.Text {\r\n\r\n\t@Override\r\n\tpublic void init(EndpointConfig paramEndpointConfig) {\r\n\t\tSystem.out.println(\"TestEncoder#init\");\r\n\t}\r\n\r\n\t@Override\r\n\tpublic void destroy() {\r\n\t\tSystem.out.println(\"TestEncoder#destroy\");\r\n\t}\r\n\r\n\t@Override\r\n\tpublic String encode(TestData paramData)<\/span> throws EncodeException {\r\n\t\tJsonObject model = Json.createObjectBuilder()\r\n\t\t\t\t   .add(\"message\", paramData.getMessage())\r\n\t\t\t\t   .add(\"sessionId\",paramData.getSessionId())\r\n\t\t\t\t   .add(\"messageTime\", formatDate(paramData.getMessageTime()))\r\n\t\t\t\t   .build();\r\n\t\treturn model.toString();<\/span>\r\n\t}\r\n\r\n\tprivate String formatDate(long millDate){\r\n\t\treturn new SimpleDateFormat(\"HH:mm:ss\").format(new Date(millDate));\r\n\t}\r\n\r\n}<\/pre>\n
            \u30c7\u30fc\u30bf\u30af\u30e9\u30b9<\/h1>\n
            import javax.json.JsonObject;\r\n\r\npublic class TestData {\r\n\r\n\u00a0\u00a0 \u00a0\/\/ \u30e1\u30c3\u30bb\u30fc\u30b8\r\n\u00a0\u00a0 \u00a0private String message;\r\n\u00a0\u00a0 \u00a0\/\/ \u9001\u4fe1\u65e5\u6642\r\n\u00a0\u00a0 \u00a0private long messageTime;\r\n\u00a0\u00a0 \u00a0\/\/ sessionId(\u30e6\u30fc\u30b6\u540d\u306e\u5909\u308f\u308a)\r\n\u00a0\u00a0 \u00a0private String sessionId;\r\n\r\n\u00a0\u00a0 \u00a0public TestData(JsonObject jsonObject) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if(jsonObject.containsKey(\"message\")){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0this.message = jsonObject.getString(\"message\");\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0if(jsonObject.containsKey(\"messageTime\")){\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0this.messageTime = jsonObject.getJsonNumber(\"messageTime\").longValue();\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0}\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0public void setSessionId(String sessionId) {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0this.sessionId = sessionId;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0String getMessage() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return message;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0long getMessageTime() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return messageTime;\r\n\u00a0\u00a0 \u00a0}\r\n\r\n\u00a0\u00a0 \u00a0String getSessionId() {\r\n\u00a0\u00a0 \u00a0\u00a0\u00a0 \u00a0return sessionId;\r\n\u00a0\u00a0 \u00a0}\r\n}<\/pre>\n
            github[https:\/\/github.com\/epea\/test01\/tree\/WS_JSON<\/a>]<\/p>\n","protected":false},"excerpt":{"rendered":"
            Glassfish4\u3068HTML\u9593\u3067JSON\u5f62\u5f0f\u306e\u30c7\u30fc\u30bf\u3092Websocket\u306b\u3066\u3084\u308a\u53d6\u308a\u3057\u3066\u307f\u305f\u306e\u3067\u30e1\u30e2\u3002 \u5927\u307e\u304b\u306a\u52d5\u304d\u306f\u4ee5\u4e0b HTML\u304b\u3089JSON\u3067\u5165\u529b\u30c6\u30ad\u30b9\u30c8\u3068\u73fe\u5728\u65e5\u6642\u3092\u9001\u4fe1\u3002 Glassfish\u306eWebsocket\u3067 […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[70,23,7,24,6],"class_list":["post-286","post","type-post","status-publish","format-standard","hentry","category-javaee","tag-javaee","tag-json-processing","tag-jsr-356","tag-jsr-353","tag-websocket"],"_links":{"self":[{"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/posts\/286","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=286"}],"version-history":[{"count":5,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/posts\/286\/revisions"}],"predecessor-version":[{"id":319,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=\/wp\/v2\/posts\/286\/revisions\/319"}],"wp:attachment":[{"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=286"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=286"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.rocher.kyoto.jp\/arbr\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=286"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}