{"id":1185,"date":"2025-03-24T08:52:40","date_gmt":"2025-03-23T23:52:40","guid":{"rendered":"https:\/\/dexall.co.jp\/articles\/?p=1185"},"modified":"2025-03-24T08:52:40","modified_gmt":"2025-03-23T23:52:40","slug":"%e3%80%902024%e5%b9%b4%e6%9c%80%e6%96%b0%e3%80%91enterprise-javabeans%e3%81%ae%e5%ae%8c%e5%85%a8%e3%82%ac%e3%82%a4%e3%83%89%ef%bc%9a7%e3%81%a4%e3%81%ae%e9%87%8d%e8%a6%81%e3%83%9d%e3%82%a4%e3%83%b3","status":"publish","type":"post","link":"https:\/\/dexall.co.jp\/articles\/?p=1185","title":{"rendered":"\u30102024\u5e74\u6700\u65b0\u3011Enterprise JavaBeans\u306e\u5b8c\u5168\u30ac\u30a4\u30c9\uff1a7\u3064\u306e\u91cd\u8981\u30dd\u30a4\u30f3\u30c8\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9"},"content":{"rendered":"\n<div class=\"toc\"><br \/>\n<b>Warning<\/b>:  Undefined array key \"is_admin\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>116<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_category_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>121<\/b><br \/>\n<br \/>\n<b>Warning<\/b>:  Undefined array key \"is_top\" in <b>\/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/sango-theme\/library\/gutenberg\/dist\/classes\/Toc.php<\/b> on line <b>128<\/b><br \/>\n    <div id=\"toc_container\" class=\"sgb-toc--bullets js-smooth-scroll\" data-dialog-title=\"\u76ee\u6b21\">\n      <p class=\"toc_title\">\u76ee\u6b21 <\/p>\n      <ul class=\"toc_list\">  <li class=\"first\">    <a href=\"#i-0\">Enterprise JavaBeans \u3068\u306f\uff1a\u57fa\u790e\u304b\u3089\u6700\u65b0\u52d5\u5411\u307e\u3067<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-1\">EJB \u306e\u5b9a\u7fa9\u3068\u4e3b\u8981\u306a\u7279\u5fb4\u3092\u7406\u89e3\u3059\u308b<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-3\">Jakarta EE \u6642\u4ee3\u306b\u304a\u3051\u308b EJB \u306e\u9032\u5316<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-6\">EJB\u306e3\u3064\u306e\u91cd\u8981\u306a\u30bf\u30a4\u30d7\u3068\u4f7f\u3044\u5206\u3051<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-7\">\u30bb\u30c3\u30b7\u30e7\u30f3Bean\u306b\u3088\u308b\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5<\/a>      <\/li>      <li>        <a href=\"#i-10\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3Bean\u304b\u3089JPA\u3078\u306e\u79fb\u884c\u3068\u305d\u306e\u7406\u7531<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-12\">\u30e1\u30c3\u30bb\u30fc\u30b8\u30c9\u30ea\u30d6\u30f3Bean\u306b\u3088\u308b\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u73fe<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-16\">\u5b9f\u8df5EJB\u306e\u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3068\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-17\">\u73fe\u5834\u3067\u6d3b\u7528\u3067\u304d\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/a>      <\/li>      <li>        <a href=\"#i-20\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-23\">\u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u5b9f\u88c5\u30df\u30b9<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-25\">\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u6642\u4ee3\u306b\u304a\u3051\u308bEJB\u306e\u6d3b\u7528\u6cd5<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-26\">\u30e2\u30ce\u30ea\u30b9\u304b\u3089\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u6bb5\u968e\u7684\u79fb\u884c<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-29\">EJB \u3068 Spring Framework \u306e\u4f7f\u3044\u5206\u3051<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-33\">EJB \u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-34\">\u30d7\u30fc\u30ea\u30f3\u30b0\u3068\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u306e\u6700\u9069\u5316\u624b\u6cd5<\/a>      <\/li>      <li>        <a href=\"#i-37\">\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305f\u8a2d\u8a08\u65b9\u91dd<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-40\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li>    <a href=\"#i-44\">Enterprise JavaBeans \u306e\u5b9f\u88c5\u4f8b\u3068\u89e3\u8aac<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-45\">\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u30bb\u30c3\u30b7\u30e7\u30f3 Bean \u306e\u5b9f\u88c5\u624b\u9806<\/a>      <\/li>      <li>        <a href=\"#i-48\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u5177\u4f53\u7684\u306a\u5b9f\u88c5<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-51\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7ba1\u7406\u306e\u5b9f\u88c5<\/a>      <\/li>    <\/ul>  <\/li>  <li class=\"last\">    <a href=\"#i-54\">\u4eca\u5f8c\u306eEnterprise JavaBeans\u306e\u5c55\u671b<\/a>    <ul class=\"menu_level_1\">      <li class=\"first\">        <a href=\"#i-55\">\u30b8\u30e3\u30ab\u30eb\u30bfEE\u306e\u9032\u5316\u3068EJB\u306e\u5c06\u6765\u6027<\/a>      <\/li>      <li>        <a href=\"#i-58\">\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u6642\u4ee3\u306b\u304a\u3051\u308b\u9069\u7528\u7bc4\u56f2<\/a>      <\/li>      <li class=\"last\">        <a href=\"#i-61\">\u6280\u8853\u30c8\u30ec\u30f3\u30c9\u3078\u306e\u5bfe\u5fdc<\/a>      <\/li>    <\/ul>  <\/li><\/ul>\n      <a href=\"#\" class=\"sgb-toc-button js-toc-button\" rel=\"nofollow\" data-open-dialog=\"true\"><i class=\"fa fa-list\"><\/i><span class=\"sgb-toc-button__text\">\u76ee\u6b21\u3078<\/span><\/a>\n    <\/div><\/div><h2 class=\"wp-block-heading\" id=\"i-0\">Enterprise JavaBeans \u3068\u306f\uff1a\u57fa\u790e\u304b\u3089\u6700\u65b0\u52d5\u5411\u307e\u3067<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-1\">EJB \u306e\u5b9a\u7fa9\u3068\u4e3b\u8981\u306a\u7279\u5fb4\u3092\u7406\u89e3\u3059\u308b<\/h3>\n\n\n\n<p>Enterprise JavaBeans\uff08EJB\uff09\u306f\u3001Java Enterprise Edition\uff08\u73feJakarta EE\uff09\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306b\u304a\u3051\u308b\u5206\u6563\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u4e2d\u6838\u3092\u62c5\u3046\u6280\u8853\u3067\u3059\u3002EJB\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u3057\u3001\u30b9\u30b1\u30fc\u30e9\u30d6\u30eb\u3067\u5805\u7262\u306a\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u958b\u767a\u3059\u308b\u305f\u3081\u306e\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u63d0\u4f9b\u3057\u307e\u3059\u3002<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-2\">EJB\u306e\u4e3b\u8981\u306a\u7279\u5fb4<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u30d9\u30fc\u30b9\u306e\u958b\u767a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u518d\u5229\u7528\u53ef\u80fd\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u3057\u3066\u5b9f\u88c5<\/li>\n\n\n\n<li>\u6a19\u6e96\u5316\u3055\u308c\u305f\u30e9\u30a4\u30d5\u30b5\u30a4\u30af\u30eb\u7ba1\u7406<\/li>\n\n\n\n<li>\u4f9d\u5b58\u6027\u6ce8\u5165\uff08DI\uff09\u306b\u3088\u308b\u30eb\u30fc\u30ba\u30ab\u30c3\u30d7\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5206\u6563\u51e6\u7406\u306e\u30b5\u30dd\u30fc\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30e2\u30fc\u30c8\u30e1\u30bd\u30c3\u30c9\u547c\u3073\u51fa\u3057\uff08RMI\uff09\u306b\u3088\u308b\u900f\u904e\u7684\u306a\u5206\u6563\u51e6\u7406<\/li>\n\n\n\n<li>\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u306b\u3088\u308b\u9ad8\u53ef\u7528\u6027\u306e\u5b9f\u73fe<\/li>\n\n\n\n<li>\u30ed\u30fc\u30c9\u30d0\u30e9\u30f3\u30b7\u30f3\u30b0\u306e\u81ea\u52d5\u5316<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30c6\u30ca\u7ba1\u7406\u30b5\u30fc\u30d3\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5236\u5fa1<\/li>\n\n\n\n<li>\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30d7\u30fc\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ EJB\u306e\u57fa\u672c\u7684\u306a\u5b9f\u88c5\u4f8b\n@Stateless\npublic class OrderProcessorBean implements OrderProcessor {\n    @PersistenceContext\n    private EntityManager em;\n\n    @Resource\n    private SessionContext context;\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public Order createOrder(OrderDTO orderDTO) {\n        \/\/ \u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5\n        Order order = new Order(orderDTO);\n        em.persist(order);\n        return order;\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-3\">Jakarta EE \u6642\u4ee3\u306b\u304a\u3051\u308b EJB \u306e\u9032\u5316<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-4\">\u6700\u65b0\u30d0\u30fc\u30b8\u30e7\u30f3\u306e\u7279\u5fb4<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b7\u30f3\u30d7\u30eb\u5316\u3055\u308c\u305f\u5b9f\u88c5<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u30d9\u30fc\u30b9\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>XML\u8a2d\u5b9a\u306e\u7c21\u7d20\u5316<\/li>\n\n\n\n<li>CDI\uff08Contexts and Dependency Injection\uff09\u3068\u306e\u7d71\u5408<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u5bfe\u5fdc<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b3\u30f3\u30c6\u30ca\u5316\u3078\u306e\u9069\u5fdc<\/li>\n\n\n\n<li>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u306e\u89aa\u548c\u6027<\/li>\n\n\n\n<li>\u8efd\u91cf\u5316\u3055\u308c\u305f\u30e9\u30f3\u30bf\u30a4\u30e0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65b0\u3057\u3044\u958b\u767a\u30b9\u30bf\u30a4\u30eb\u306e\u30b5\u30dd\u30fc\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>RESTful\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u7d71\u5408<\/li>\n\n\n\n<li>\u975e\u540c\u671f\u51e6\u7406\u306e\u5f37\u5316<\/li>\n\n\n\n<li>\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u306e\u5c0e\u5165<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30e2\u30c0\u30f3\u306aEJB\u306e\u5b9f\u88c5\u4f8b\n@Stateless\n@Path(\"\/orders\")\npublic class OrderServiceBean {\n    @Inject\n    private OrderRepository orderRepo;\n\n    @POST\n    @Consumes(MediaType.APPLICATION_JSON)\n    @Produces(MediaType.APPLICATION_JSON)\n    public CompletionStage&lt;Response&gt; createOrderAsync(OrderRequest request) {\n        return orderRepo.saveAsync(request)\n            .thenApply(order -&gt; Response.status(201).entity(order).build())\n            .exceptionally(this::handleError);\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-5\">\u4e3b\u8981\u306a\u6539\u5584\u70b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u6700\u9069\u5316<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8d77\u52d5\u6642\u9593\u306e\u77ed\u7e2e<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf\u306e\u524a\u6e1b<\/li>\n\n\n\n<li>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u958b\u767a\u751f\u7523\u6027\u306e\u5411\u4e0a<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u306e\u7c21\u7d20\u5316<\/li>\n\n\n\n<li>\u30c7\u30d0\u30c3\u30b0\u6a5f\u80fd\u306e\u5f37\u5316<\/li>\n\n\n\n<li>\u30db\u30c3\u30c8\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u30b5\u30dd\u30fc\u30c8<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li>\u904b\u7528\u7ba1\u7406\u306e\u52b9\u7387\u5316<\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u6a5f\u80fd\u306e\u5f37\u5316<\/li>\n\n\n\n<li>\u8a3a\u65ad\u30c4\u30fc\u30eb\u306e\u5145\u5b9f<\/li>\n\n\n\n<li>\u7ba1\u7406\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u306e\u6539\u5584<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306f\u6642\u4ee3\u3068\u3068\u3082\u306b\u9032\u5316\u3092\u7d9a\u3051\u3001\u73fe\u4ee3\u306e\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u958b\u767a\u306b\u304a\u3044\u3066\u3001\u4f9d\u7136\u3068\u3057\u3066\u91cd\u8981\u306a\u5f79\u5272\u3092\u679c\u305f\u3057\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001Jakarta EE\u6642\u4ee3\u306b\u306a\u3063\u3066\u304b\u3089\u306f\u3001\u3088\u308a\u30e2\u30c0\u30f3\u306a\u958b\u767a\u624b\u6cd5\u3084\u65b0\u3057\u3044\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u30d1\u30bf\u30fc\u30f3\u3078\u306e\u5bfe\u5fdc\u3092\u5f37\u5316\u3057\u3066\u304a\u308a\u3001\u5f93\u6765\u306e\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30b7\u30b9\u30c6\u30e0\u306e\u8cc7\u7523\u3092\u6d3b\u304b\u3057\u306a\u304c\u3089\u3001\u65b0\u3057\u3044\u6280\u8853\u30c8\u30ec\u30f3\u30c9\u306b\u3082\u67d4\u8edf\u306b\u5bfe\u5fdc\u3067\u304d\u308b\u57fa\u76e4\u3068\u3057\u3066\u6a5f\u80fd\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-6\">EJB\u306e3\u3064\u306e\u91cd\u8981\u306a\u30bf\u30a4\u30d7\u3068\u4f7f\u3044\u5206\u3051<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-7\">\u30bb\u30c3\u30b7\u30e7\u30f3Bean\u306b\u3088\u308b\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<p>\u30bb\u30c3\u30b7\u30e7\u30f3Bean\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\u3092\u5b9f\u88c5\u3059\u308b\u305f\u3081\u306e\u6700\u3082\u4e00\u822c\u7684\u306aEJB\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3067\u3059\u3002\u4e3b\u306b\u4ee5\u4e0b\u306e2\u7a2e\u985e\u304c\u3042\u308a\u307e\u3059\uff1a<\/p>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-8\">1. \u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u30bb\u30c3\u30b7\u30e7\u30f3Bean<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class OrderProcessingBean {\n    @PersistenceContext\n    private EntityManager em;\n\n    public Order createOrder(OrderDTO dto) {\n        \/\/ \u30b9\u30c6\u30fc\u30c8\u3092\u6301\u305f\u306a\u3044\u51e6\u7406\n        Order order = new Order(dto);\n        em.persist(order);\n        return order;\n    }\n}<\/pre>\n\n\n\n<p><strong>\u4e3b\u306a\u7279\u5fb4\u3068\u4f7f\u7528\u5834\u9762\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u304c\u9ad8\u3044<\/li>\n\n\n\n<li>\u30a4\u30f3\u30b9\u30bf\u30f3\u30b9\u30d7\u30fc\u30ea\u30f3\u30b0\u304c\u53ef\u80fd<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\u306b\u6700\u9069<\/li>\n\n\n\n<li>\u4e26\u5217\u51e6\u7406\u306b\u9069\u3057\u3066\u3044\u308b<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-9\">2. \u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u30bb\u30c3\u30b7\u30e7\u30f3Bean<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateful\npublic class ShoppingCartBean {\n    private List&lt;Item&gt; items = new ArrayList&lt;&gt;();\n\n    public void addItem(Item item) {\n        items.add(item);\n    }\n\n    @Remove\n    public Order checkout() {\n        \/\/ \u30ab\u30fc\u30c8\u5185\u306e\u5546\u54c1\u3067\u6ce8\u6587\u3092\u4f5c\u6210\n        Order order = new Order(items);\n        items.clear();\n        return order;\n    }\n}<\/pre>\n\n\n\n<p><strong>\u4e3b\u306a\u7279\u5fb4\u3068\u4f7f\u7528\u5834\u9762\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u3054\u3068\u306e\u72b6\u614b\u3092\u4fdd\u6301<\/li>\n\n\n\n<li>\u30a6\u30a3\u30b6\u30fc\u30c9\u5f62\u5f0f\u306e\u51e6\u7406\u306b\u9069\u3057\u3066\u3044\u308b<\/li>\n\n\n\n<li>\u30b7\u30e7\u30c3\u30d4\u30f3\u30b0\u30ab\u30fc\u30c8\u306a\u3069\u306e\u5b9f\u88c5\u306b\u6700\u9069<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u304c\u5fc5\u8981\u306a\u51e6\u7406\u306b\u4f7f\u7528<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-10\">\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3Bean\u304b\u3089JPA\u3078\u306e\u79fb\u884c\u3068\u305d\u306e\u7406\u7531<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-11\">\u79fb\u884c\u306e\u80cc\u666f<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a8\u30f3\u30c6\u30a3\u30c6\u30a3Bean\u306e\u554f\u984c\u70b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8907\u96d1\u306a\u5b9f\u88c5\u8981\u4ef6<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u306e\u8ab2\u984c<\/li>\n\n\n\n<li>\u67d4\u8edf\u6027\u306e\u4e0d\u8db3<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u306e\u56f0\u96e3\u3055<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>JPA\u306e\u30e1\u30ea\u30c3\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b7\u30f3\u30d7\u30eb\u306aOR\u30de\u30c3\u30d4\u30f3\u30b0<\/li>\n\n\n\n<li>\u9ad8\u3044\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9<\/li>\n\n\n\n<li>\u8c4a\u5bcc\u306a\u6a5f\u80fd<\/li>\n\n\n\n<li>\u67d4\u8edf\u306a\u30af\u30a8\u30ea\u6a5f\u80fd<\/li>\n<\/ul>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ JPA\u3092\u4f7f\u7528\u3057\u305f\u73fe\u4ee3\u7684\u306a\u5b9f\u88c5\n@Entity\n@Table(name = \"orders\")\npublic class Order {\n    @Id\n    @GeneratedValue(strategy = GenerationType.IDENTITY)\n    private Long id;\n\n    @OneToMany(mappedBy = \"order\", cascade = CascadeType.ALL)\n    private List&lt;OrderItem&gt; items;\n\n    @Version\n    private Integer version;\n\n    \/\/ \u30d3\u30b8\u30cd\u30b9\u30e1\u30bd\u30c3\u30c9\n    public void addItem(Product product, int quantity) {\n        items.add(new OrderItem(this, product, quantity));\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-12\">\u30e1\u30c3\u30bb\u30fc\u30b8\u30c9\u30ea\u30d6\u30f3Bean\u306b\u3088\u308b\u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u73fe<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-13\">\u57fa\u672c\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@MessageDriven(activationConfig = {\n    @ActivationConfigProperty(\n        propertyName = \"destinationType\",\n        propertyValue = \"javax.jms.Queue\"\n    )\n})\npublic class OrderProcessorMDB implements MessageListener {\n    @Inject\n    private OrderService orderService;\n\n    @Override\n    public void onMessage(Message message) {\n        try {\n            TextMessage textMessage = (TextMessage) message;\n            OrderDTO orderDTO = parseMessage(textMessage);\n            orderService.processOrder(orderDTO);\n        } catch (JMSException e) {\n            \/\/ \u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\n        }\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-14\">\u4e3b\u8981\u306a\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30d0\u30c3\u30c1\u51e6\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5927\u91cf\u30c7\u30fc\u30bf\u306e\u51e6\u7406<\/li>\n\n\n\n<li>\u30ec\u30dd\u30fc\u30c8\u751f\u6210<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u540c\u671f<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30a4\u30d9\u30f3\u30c8\u51e6\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30b7\u30b9\u30c6\u30e0\u9593\u9023\u643a<\/li>\n\n\n\n<li>\u901a\u77e5\u9001\u4fe1<\/li>\n\n\n\n<li>\u30ef\u30fc\u30af\u30d5\u30ed\u30fc\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8ca0\u8377\u5206\u6563<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u51e6\u7406\u306e\u5206\u6563\u5316<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u969c\u5bb3\u5bfe\u7b56<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-15\">\u5b9f\u88c5\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e1\u30c3\u30bb\u30fc\u30b8\u8a2d\u8a08<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u9069\u5207\u306a\u30e1\u30c3\u30bb\u30fc\u30b8\u30d5\u30a9\u30fc\u30de\u30c3\u30c8<\/li>\n\n\n\n<li>\u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0<\/li>\n\n\n\n<li>\u518d\u8a66\u884c\u30e1\u30ab\u30cb\u30ba\u30e0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u306e\u9069\u5207\u306a\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30c7\u30c3\u30c9\u30ec\u30bf\u30fc\u51e6\u7406<\/li>\n\n\n\n<li>\u51aa\u7b49\u6027\u306e\u78ba\u4fdd<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u76e3\u8996\u3068\u904b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ad\u30e5\u30fc\u306e\u76e3\u8996<\/li>\n\n\n\n<li>\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u8a08\u6e2c<\/li>\n\n\n\n<li>\u30ed\u30b0\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306e\u5404\u30bf\u30a4\u30d7\u306f\u3001\u305d\u308c\u305e\u308c\u7570\u306a\u308b\u30e6\u30fc\u30b9\u30b1\u30fc\u30b9\u306b\u5bfe\u5fdc\u3059\u308b\u3088\u3046\u306b\u8a2d\u8a08\u3055\u308c\u3066\u3044\u307e\u3059\u3002\u9069\u5207\u306a\u30bf\u30a4\u30d7\u3092\u9078\u629e\u3057\u3001\u30e2\u30c0\u30f3\u306a\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u3092\u63a1\u7528\u3059\u308b\u3053\u3068\u3067\u3001\u5805\u7262\u3067\u30e1\u30f3\u30c6\u30ca\u30f3\u30b9\u6027\u306e\u9ad8\u3044\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u3092\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-16\">\u5b9f\u8df5EJB\u306e\u8a2d\u8a08\u30d1\u30bf\u30fc\u30f3\u3068\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-17\">\u73fe\u5834\u3067\u6d3b\u7528\u3067\u304d\u308b\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-18\">1. \u30d5\u30a1\u30b5\u30fc\u30c9\u30d1\u30bf\u30fc\u30f3\u306e\u6d3b\u7528<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class OrderFacade {\n    @EJB\n    private OrderProcessor orderProcessor;\n    @EJB\n    private InventoryManager inventoryManager;\n    @EJB\n    private NotificationService notificationService;\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public OrderResult processOrder(OrderDTO orderDTO) {\n        \/\/ \u8907\u6570\u306e\u30b5\u30fc\u30d3\u30b9\u3092\u7d71\u5408\u3057\u305f\u51e6\u7406\n        validateInventory(orderDTO);\n        Order order = orderProcessor.createOrder(orderDTO);\n        inventoryManager.updateStock(orderDTO);\n        notificationService.sendOrderConfirmation(order);\n        return new OrderResult(order);\n    }\n}<\/pre>\n\n\n\n<p><strong>\u5229\u70b9\uff1a<\/strong><\/p>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30e9\u30a4\u30a2\u30f3\u30c8\u30b3\u30fc\u30c9\u306e\u7c21\u7d20\u5316<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u306e\u660e\u78ba\u5316<\/li>\n\n\n\n<li>\u4f9d\u5b58\u95a2\u4fc2\u306e\u96c6\u4e2d\u7ba1\u7406<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u5bb9\u6613\u6027\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-19\">2. \u30b5\u30fc\u30d3\u30b9\u30ed\u30b1\u30fc\u30bf\u30fc\u30d1\u30bf\u30fc\u30f3<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Singleton\npublic class ServiceLocator {\n    private static final Map&lt;String, Object&gt; cache = new ConcurrentHashMap&lt;&gt;();\n\n    @Resource\n    private SessionContext context;\n\n    public Object getService(String jndiName) {\n        return cache.computeIfAbsent(jndiName, \n            name -&gt; lookupService(name));\n    }\n\n    private Object lookupService(String jndiName) {\n        try {\n            return context.lookup(jndiName);\n        } catch (Exception e) {\n            throw new ServiceLocatorException(e);\n        }\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-20\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u5b9f\u88c5\u306e\u30ac\u30a4\u30c9\u30e9\u30a4\u30f3<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-21\">1. \u5ba3\u8a00\u7684\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\n@RolesAllowed({\"ADMIN\", \"MANAGER\"})\npublic class AdminServiceBean {\n    @Resource\n    private SessionContext sessionContext;\n\n    @PermitAll\n    public UserInfo getCurrentUser() {\n        Principal principal = sessionContext.getCallerPrincipal();\n        return new UserInfo(principal.getName());\n    }\n\n    @RolesAllowed(\"ADMIN\")\n    public void performAdminOperation() {\n        \/\/ \u7ba1\u7406\u8005\u5c02\u7528\u306e\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-22\">2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8a8d\u8a3c\u30fb\u8a8d\u53ef\u306e\u5c64\u5225\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>EJB\u30ec\u30d9\u30eb\u3067\u306e\u6a29\u9650\u30c1\u30a7\u30c3\u30af<\/li>\n\n\n\n<li>\u30a2\u30d7\u30ea\u30b1\u30fc\u30b7\u30e7\u30f3\u30ec\u30d9\u30eb\u3067\u306e\u8a8d\u8a3c<\/li>\n\n\n\n<li>\u304d\u3081\u7d30\u304b\u306a\u30a2\u30af\u30bb\u30b9\u5236\u5fa1<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30a2\u306a\u901a\u4fe1<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>SSL\/TLS \u306e\u4f7f\u7528<\/li>\n\n\n\n<li>\u30bb\u30ad\u30e5\u30a2\u306a\u30d7\u30ed\u30c8\u30b3\u30eb\u306e\u9078\u629e<\/li>\n\n\n\n<li>\u9069\u5207\u306a\u6697\u53f7\u5316\u65b9\u5f0f\u306e\u63a1\u7528<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u76e3\u67fb\u3068\u30ed\u30ae\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Interceptor\npublic class SecurityAuditInterceptor {\n    @Inject\n    private AuditLogger logger;\n\n    @AroundInvoke\n    public Object audit(InvocationContext context) throws Exception {\n        \/\/ \u76e3\u67fb\u30ed\u30b0\u306e\u8a18\u9332\n        logger.logAccess(context.getMethod(), \n                        context.getParameters());\n        return context.proceed();\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-23\">\u907f\u3051\u308b\u3079\u304d\u4e00\u822c\u7684\u306a\u5b9f\u88c5\u30df\u30b9<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-24\">1. \u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u3068\u5bfe\u7b56<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u904e\u5ea6\u306a\u7c92\u5ea6\u306e\u7d30\u5206\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\n@Stateless\npublic class OrderValidatorBean {\n    public boolean validateOrderDate(Date date) { ... }\n    public boolean validateOrderAmount(BigDecimal amount) { ... }\n    public boolean validateOrderItems(List&lt;Item&gt; items) { ... }\n}\n\n\/\/ \u63a8\u5968\u30d1\u30bf\u30fc\u30f3\n@Stateless\npublic class OrderValidatorBean {\n    public ValidationResult validateOrder(Order order) {\n        return ValidationResult.builder()\n            .validateDate(order.getDate())\n            .validateAmount(order.getAmount())\n            .validateItems(order.getItems())\n            .build();\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u4e0d\u9069\u5207\u306a\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\n@Stateless\npublic class OrderProcessorBean {\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public void processOrder(Order order) {\n        saveOrder(order);      \/\/ \u500b\u5225\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\n        updateInventory(order); \/\/ \u5225\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\n        sendNotification(order);\/\/ \u3055\u3089\u306b\u5225\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\n    }\n\n    \/\/ \u63a8\u5968\u30d1\u30bf\u30fc\u30f3\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public void processOrder(Order order) {\n        OrderContext context = new OrderContext(order);\n        try {\n            executeOrderProcess(context);\n        } catch (Exception e) {\n            handleRollback(context);\n            throw e;\n        }\n    }\n}<\/pre>\n\n\n\n<ol start=\"3\" class=\"wp-block-list\">\n<li><strong>\u904e\u5270\u306a\u30b9\u30c6\u30fc\u30c8\u30d5\u30eb\u30bb\u30c3\u30b7\u30e7\u30f3\u306e\u4f7f\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\n@Stateful\npublic class CustomerSessionBean {\n    private Customer customer;\n    private List&lt;Order&gt; orders;\n    private ShoppingCart cart;\n    \/\/ \u5927\u91cf\u306e\u72b6\u614b\u3092\u4fdd\u6301\n\n    \/\/ \u63a8\u5968\u30d1\u30bf\u30fc\u30f3\n    @Stateless\n    public class CustomerServiceBean {\n        public CustomerDTO getCustomerInfo(Long customerId) {\n            return customerRepository.findWithDetails(customerId);\n        }\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306e\u8a2d\u8a08\u30fb\u5b9f\u88c5\u306b\u304a\u3044\u3066\u306f\u3001\u9069\u5207\u306a\u30d1\u30bf\u30fc\u30f3\u306e\u63a1\u7528\u3068\u4e00\u822c\u7684\u306a\u30a2\u30f3\u30c1\u30d1\u30bf\u30fc\u30f3\u306e\u56de\u907f\u304c\u91cd\u8981\u3067\u3059\u3002\u7279\u306b\u3001\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u9762\u3067\u306e\u8003\u616e\u306f\u3001\u30b7\u30b9\u30c6\u30e0\u306e\u4fe1\u983c\u6027\u3092\u78ba\u4fdd\u3059\u308b\u4e0a\u3067\u6b20\u304b\u305b\u306a\u3044\u8981\u7d20\u3068\u306a\u308a\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-25\">\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u6642\u4ee3\u306b\u304a\u3051\u308bEJB\u306e\u6d3b\u7528\u6cd5<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-26\">\u30e2\u30ce\u30ea\u30b9\u304b\u3089\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3078\u306e\u6bb5\u968e\u7684\u79fb\u884c<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-27\">1. \u30b9\u30c8\u30e9\u30f3\u30b0\u30e9\u30fc\u30d5\u30a3\u30b0\u30d1\u30bf\u30fc\u30f3\u306e\u9069\u7528<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class OrderServiceBridge {\n    @EJB\n    private LegacyOrderProcessor legacyProcessor;\n\n    @Inject\n    private MicroserviceClient microserviceClient;\n\n    public OrderResult processOrder(OrderDTO order) {\n        if (isEligibleForMicroservice(order)) {\n            return microserviceClient.processOrder(order);\n        } else {\n            return legacyProcessor.processOrder(order);\n        }\n    }\n\n    private boolean isEligibleForMicroservice(OrderDTO order) {\n        \/\/ \u65b0\u30b7\u30b9\u30c6\u30e0\u3078\u306e\u79fb\u884c\u6761\u4ef6\u3092\u30c1\u30a7\u30c3\u30af\n        return order.getFeatureFlags().contains(\"NEW_SYSTEM\");\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-28\">2. \u6bb5\u968e\u7684\u79fb\u884c\u6226\u7565<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u5883\u754c\u306e\u7279\u5b9a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30c9\u30e1\u30a4\u30f3\u5883\u754c\u306e\u660e\u78ba\u5316<\/li>\n\n\n\n<li>\u30c7\u30fc\u30bf\u306e\u4f9d\u5b58\u95a2\u4fc2\u5206\u6790<\/li>\n\n\n\n<li>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u306e\u898b\u76f4\u3057<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u79fb\u884c\u624b\u9806<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">   @Configuration\n   public class HybridConfiguration {\n       @Bean\n       public OrderRouter orderRouter() {\n           return new OrderRouter(\n               legacyOrderService(),\n               microserviceOrderClient()\n           );\n       }\n\n       @Bean\n       public CircuitBreaker microserviceCircuitBreaker() {\n           return CircuitBreaker.builder()\n               .failureThreshold(3)\n               .resetTimeout(Duration.ofMinutes(1))\n               .build();\n       }\n   }<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-29\">EJB \u3068 Spring Framework \u306e\u4f7f\u3044\u5206\u3051<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-30\">1. \u7d71\u5408\u30a2\u30d7\u30ed\u30fc\u30c1<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Configuration\npublic class EjbSpringIntegration {\n    @Bean\n    public EJBLocalStatelessSessionProxyFactoryBean orderProcessor() {\n        EJBLocalStatelessSessionProxyFactoryBean factory = \n            new EJBLocalStatelessSessionProxyFactoryBean();\n        factory.setJndiName(\"java:module\/OrderProcessorBean\");\n        factory.setBusinessInterface(OrderProcessor.class);\n        return factory;\n    }\n}\n\n@Service\npublic class HybridOrderService {\n    @Autowired\n    private OrderProcessor ejbOrderProcessor;\n\n    @Autowired\n    private SpringOrderRepository orderRepository;\n\n    @Transactional\n    public Order createOrder(OrderDTO dto) {\n        \/\/ Spring\u3068EJB\u306e\u9023\u643a\n        Order order = ejbOrderProcessor.processOrder(dto);\n        return orderRepository.save(order);\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-31\">2. \u6a5f\u80fd\u306e\u4f7f\u3044\u5206\u3051<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>EJB\u306e\u6d3b\u7528\u30b1\u30fc\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u65e2\u5b58\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u7d71\u5408<\/li>\n\n\n\n<li>JTA\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n\n\n\n<li>\u30e1\u30c3\u30bb\u30fc\u30b8\u30f3\u30b0\u51e6\u7406<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Spring\u306e\u6d3b\u7528\u30b1\u30fc\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>REST API\u5b9f\u88c5<\/li>\n\n\n\n<li>\u4f9d\u5b58\u6027\u6ce8\u5165<\/li>\n\n\n\n<li>AOP\u6a5f\u80fd<\/li>\n\n\n\n<li>\u30c6\u30b9\u30c8\u5bb9\u6613\u6027<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-32\">3. \u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u306e\u5b9f\u73fe<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@RestController\n@RequestMapping(\"\/api\/orders\")\npublic class OrderController {\n    @Autowired\n    private HybridOrderService orderService;\n\n    @PostMapping\n    public ResponseEntity&lt;OrderResponse&gt; createOrder(\n            @RequestBody OrderRequest request) {\n        try {\n            Order order = orderService.createOrder(\n                request.toOrderDTO());\n            return ResponseEntity.ok(\n                OrderResponse.fromOrder(order));\n        } catch (Exception e) {\n            return handleError(e);\n        }\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u30a2\u30d7\u30ed\u30fc\u30c1\u306b\u3088\u308a\u3001\u4ee5\u4e0b\u306e\u30e1\u30ea\u30c3\u30c8\u304c\u5f97\u3089\u308c\u307e\u3059\uff1a<\/p>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6bb5\u968e\u7684\u306a\u73fe\u4ee3\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30ea\u30b9\u30af\u306e\u6700\u5c0f\u5316<\/li>\n\n\n\n<li>\u7d99\u7d9a\u7684\u306a\u30d3\u30b8\u30cd\u30b9\u4fa1\u5024\u306e\u63d0\u4f9b<\/li>\n\n\n\n<li>\u5b66\u7fd2\u66f2\u7dda\u306e\u7de9\u548c<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u6280\u8853\u30b9\u30bf\u30c3\u30af\u306e\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5404\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u306e\u9577\u6240\u3092\u6d3b\u7528<\/li>\n\n\n\n<li>\u67d4\u8edf\u306a\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u9078\u629e<\/li>\n\n\n\n<li>\u4fdd\u5b88\u6027\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u904b\u7528\u52b9\u7387\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u7d71\u5408<\/li>\n\n\n\n<li>\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8\u306e\u81ea\u52d5\u5316<\/li>\n\n\n\n<li>\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306e\u67d4\u8edf\u6027<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u3068\u30e2\u30c0\u30f3\u306a\u30d5\u30ec\u30fc\u30e0\u30ef\u30fc\u30af\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u3067\u3001\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u8cc7\u7523\u3092\u6d3b\u304b\u3057\u306a\u304c\u3089\u3001\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3078\u306e\u79fb\u884c\u3092\u5b9f\u73fe\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-33\">EJB \u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-34\">\u30d7\u30fc\u30ea\u30f3\u30b0\u3068\u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u306e\u6700\u9069\u5316\u624b\u6cd5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-35\">1. EJB\u30d7\u30fc\u30ea\u30f3\u30b0\u306e\u6700\u9069\u5316<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ ejb-jar.xml \u3067\u306e\u8a2d\u5b9a\u4f8b\n&lt;enterprise-beans&gt;\n    &lt;session&gt;\n        &lt;ejb-name&gt;OrderProcessorBean&lt;\/ejb-name&gt;\n        &lt;pool-config&gt;\n            &lt;max-pool-size&gt;50&lt;\/max-pool-size&gt;\n            &lt;min-pool-size&gt;10&lt;\/min-pool-size&gt;\n            &lt;idle-timeout-seconds&gt;300&lt;\/idle-timeout-seconds&gt;\n        &lt;\/pool-config&gt;\n    &lt;\/session&gt;\n&lt;\/enterprise-beans&gt;\n\n\/\/ \u30d7\u30fc\u30ea\u30f3\u30b0\u3092\u8003\u616e\u3057\u305fBean\u5b9f\u88c5\n@Stateless\npublic class OrderProcessorBean {\n    @PostConstruct\n    public void initialize() {\n        \/\/ \u8efd\u91cf\u306a\u521d\u671f\u5316\u51e6\u7406\u306e\u307f\u3092\u5b9f\u88c5\n    }\n\n    @PreDestroy\n    public void cleanup() {\n        \/\/ \u30ea\u30bd\u30fc\u30b9\u306e\u9069\u5207\u306a\u89e3\u653e\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-36\">2. \u30ad\u30e3\u30c3\u30b7\u30f3\u30b0\u6226\u7565<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Singleton\n@ConcurrencyManagement(ConcurrencyManagementType.CONTAINER)\npublic class ProductCache {\n    private Map&lt;String, Product&gt; cache = new ConcurrentHashMap&lt;&gt;();\n\n    @Schedule(hour = \"*\", minute = \"*\/30\")\n    public void refreshCache() {\n        \/\/ 30\u5206\u3054\u3068\u306b\u30ad\u30e3\u30c3\u30b7\u30e5\u3092\u66f4\u65b0\n        updateProductCache();\n    }\n\n    @Lock(LockType.READ)\n    public Product getProduct(String productId) {\n        return cache.computeIfAbsent(productId, \n            this::loadProductFromDB);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-37\">\u30b9\u30b1\u30fc\u30e9\u30d3\u30ea\u30c6\u30a3\u3092\u8003\u616e\u3057\u305f\u8a2d\u8a08\u65b9\u91dd<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-38\">1. \u6c34\u5e73\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class ScalableOrderProcessor {\n    @Resource\n    private SessionContext sessionContext;\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)\n    public void processOrders(List&lt;Order&gt; orders) {\n        \/\/ \u30d0\u30c3\u30c1\u30b5\u30a4\u30ba\u306b\u3088\u308b\u51e6\u7406\u306e\u5206\u5272\n        int batchSize = 100;\n        for (int i = 0; i &lt; orders.size(); i += batchSize) {\n            List&lt;Order&gt; batch = orders.subList(i, \n                Math.min(i + batchSize, orders.size()));\n            processBatch(batch);\n        }\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-39\">2. \u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6700\u9069\u5316\u30c6\u30af\u30cb\u30c3\u30af<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class OptimizedTransactionBean {\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public void processLargeData(List&lt;Data&gt; dataList) {\n        int batchSize = 50;\n        for (int i = 0; i &lt; dataList.size(); i += batchSize) {\n            processDataBatch(dataList.subList(i, \n                Math.min(i + batchSize, dataList.size())));\n        }\n    }\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)\n    private void processDataBatch(List&lt;Data&gt; batch) {\n        \/\/ \u30d0\u30c3\u30c1\u5358\u4f4d\u3067\u306e\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<ol start=\"2\" class=\"wp-block-list\">\n<li><strong>\u975e\u540c\u671f\u51e6\u7406\u306e\u6d3b\u7528<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class AsyncProcessingBean {\n    @Asynchronous\n    public Future&lt;ProcessingResult&gt; processDataAsync(\n            DataPackage data) {\n        ProcessingResult result = new ProcessingResult();\n        \/\/ \u975e\u540c\u671f\u51e6\u7406\u306e\u5b9f\u88c5\n        return new AsyncResult&lt;&gt;(result);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-40\">\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-41\">1. \u30e1\u30c8\u30ea\u30af\u30b9\u53ce\u96c6<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Interceptor\npublic class PerformanceMonitorInterceptor {\n    @Inject\n    private MetricsRegistry metricsRegistry;\n\n    @AroundInvoke\n    public Object measurePerformance(\n            InvocationContext context) throws Exception {\n        long startTime = System.nanoTime();\n        try {\n            return context.proceed();\n        } finally {\n            long duration = System.nanoTime() - startTime;\n            recordMetrics(context.getMethod(), duration);\n        }\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-42\">2. \u4e3b\u8981\u306a\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u6307\u6a19<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ec\u30b9\u30dd\u30f3\u30b9\u30bf\u30a4\u30e0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u5e73\u5747\u5fdc\u7b54\u6642\u9593<\/li>\n\n\n\n<li>\u30d1\u30fc\u30bb\u30f3\u30bf\u30a4\u30eb\uff0895%\u300199%\uff09<\/li>\n\n\n\n<li>\u6700\u5927\u5fdc\u7b54\u6642\u9593<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b9\u30eb\u30fc\u30d7\u30c3\u30c8<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>TPS\uff08\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\/\u79d2\uff09<\/li>\n\n\n\n<li>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30eb\u4f7f\u7528\u7387<\/li>\n\n\n\n<li>\u30ad\u30e3\u30c3\u30b7\u30e5\u30d2\u30c3\u30c8\u7387<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ea\u30bd\u30fc\u30b9\u4f7f\u7528\u7387<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>CPU\u4f7f\u7528\u7387<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u4f7f\u7528\u91cf<\/li>\n\n\n\n<li>\u30cd\u30c3\u30c8\u30ef\u30fc\u30af\u5e2f\u57df<\/li>\n<\/ul>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-43\">\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u306e\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e1\u30e2\u30ea\u6700\u9069\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30d2\u30fc\u30d7\u30b5\u30a4\u30ba\u306e\u9069\u5207\u306a\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30ac\u30d9\u30fc\u30b8\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u8abf\u6574<\/li>\n\n\n\n<li>\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u9632\u6b62<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u30a2\u30af\u30bb\u30b9<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30a4\u30f3\u30c7\u30c3\u30af\u30b9\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30af\u30a8\u30ea\u306e\u52b9\u7387\u5316<\/li>\n\n\n\n<li>\u30b3\u30cd\u30af\u30b7\u30e7\u30f3\u30d7\u30fc\u30eb\u306e\u8abf\u6574<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u8ca0\u8377\u5206\u6563<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30af\u30e9\u30b9\u30bf\u30ea\u30f3\u30b0\u306e\u8a2d\u5b9a<\/li>\n\n\n\n<li>\u30bb\u30c3\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u6700\u9069\u5316<\/li>\n\n\n\n<li>\u30d5\u30a7\u30a4\u30eb\u30aa\u30fc\u30d0\u30fc\u306e\u8a2d\u5b9a<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306e\u30d1\u30d5\u30a9\u30fc\u30de\u30f3\u30b9\u3092\u6700\u9069\u5316\u3059\u308b\u306b\u306f\u3001\u69d8\u3005\u306a\u5c64\u3067\u306e\u30c1\u30e5\u30fc\u30cb\u30f3\u30b0\u3068\u30e2\u30cb\u30bf\u30ea\u30f3\u30b0\u304c\u5fc5\u8981\u3067\u3059\u3002\u30b7\u30b9\u30c6\u30e0\u306e\u7279\u6027\u306b\u5fdc\u3058\u3066\u3001\u9069\u5207\u306a\u6226\u7565\u3092\u9078\u629e\u3057\u3001\u7d99\u7d9a\u7684\u306a\u6539\u5584\u3092\u884c\u3046\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-44\">Enterprise JavaBeans \u306e\u5b9f\u88c5\u4f8b\u3068\u89e3\u8aac<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-45\">\u30b9\u30c6\u30fc\u30c8\u30ec\u30b9\u30bb\u30c3\u30b7\u30e7\u30f3 Bean \u306e\u5b9f\u88c5\u624b\u9806<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-46\">1. \u57fa\u672c\u7684\u306a\u5b9f\u88c5\u69cb\u9020<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ \u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u5b9a\u7fa9\n@Remote\npublic interface OrderService {\n    OrderResult createOrder(OrderDTO orderDTO);\n    List&lt;Order&gt; getOrdersByCustomer(Long customerId);\n    void cancelOrder(Long orderId);\n}\n\n\/\/ \u5b9f\u88c5\u30af\u30e9\u30b9\n@Stateless\n@TransactionManagement(TransactionManagementType.CONTAINER)\npublic class OrderServiceBean implements OrderService {\n    @PersistenceContext\n    private EntityManager em;\n\n    @EJB\n    private InventoryService inventoryService;\n\n    @Resource\n    private SessionContext sessionContext;\n\n    @Override\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public OrderResult createOrder(OrderDTO orderDTO) {\n        validateOrder(orderDTO);\n        Order order = new Order(orderDTO);\n        em.persist(order);\n        updateInventory(order);\n        return new OrderResult(order);\n    }\n\n    @Override\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public List&lt;Order&gt; getOrdersByCustomer(Long customerId) {\n        return em.createQuery(\n            \"SELECT o FROM Order o WHERE o.customerId = :customerId\",\n            Order.class)\n            .setParameter(\"customerId\", customerId)\n            .getResultList();\n    }\n\n    @Override\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public void cancelOrder(Long orderId) {\n        Order order = em.find(Order.class, orderId);\n        if (order == null) {\n            throw new OrderNotFoundException(orderId);\n        }\n        order.setStatus(OrderStatus.CANCELLED);\n        restoreInventory(order);\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-47\">2. \u4f9d\u5b58\u6027\u6ce8\u5165\u3068\u30ea\u30bd\u30fc\u30b9\u7ba1\u7406<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class InventoryManagerBean {\n    @Resource(name = \"jms\/OrderQueue\")\n    private Queue orderQueue;\n\n    @Resource(name = \"jms\/ConnectionFactory\")\n    private ConnectionFactory connectionFactory;\n\n    @PostConstruct\n    public void initialize() {\n        \/\/ \u30ea\u30bd\u30fc\u30b9\u306e\u521d\u671f\u5316\u51e6\u7406\n    }\n\n    @PreDestroy\n    public void cleanup() {\n        \/\/ \u30ea\u30bd\u30fc\u30b9\u306e\u30af\u30ea\u30fc\u30f3\u30a2\u30c3\u30d7\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-48\">\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406\u306e\u5177\u4f53\u7684\u306a\u5b9f\u88c5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-49\">1. \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5883\u754c\u306e\u8a2d\u5b9a<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class TransactionDemoBean {\n    @PersistenceContext\n    private EntityManager em;\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRED)\n    public void methodWithTransaction() {\n        \/\/ \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u5185\u3067\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\n    }\n\n    @TransactionAttribute(TransactionAttributeType.REQUIRES_NEW)\n    public void methodWithNewTransaction() {\n        \/\/ \u65b0\u3057\u3044\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u3067\u5b9f\u884c\u3055\u308c\u308b\u51e6\u7406\n    }\n\n    @TransactionAttribute(TransactionAttributeType.SUPPORTS)\n    public void methodSupportsTransaction() {\n        \/\/ \u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u304c\u3042\u308c\u3070\u53c2\u52a0\u3059\u308b\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-50\">2. \u30a8\u30e9\u30fc\u30cf\u30f3\u30c9\u30ea\u30f3\u30b0\u3068\u30ed\u30fc\u30eb\u30d0\u30c3\u30af<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class ErrorHandlingDemoBean {\n    @Resource\n    private SessionContext sessionContext;\n\n    public void processWithErrorHandling() {\n        try {\n            \/\/ \u30d3\u30b8\u30cd\u30b9\u30ed\u30b8\u30c3\u30af\n            performBusinessOperation();\n        } catch (BusinessException e) {\n            sessionContext.setRollbackOnly();\n            throw new EJBException(e);\n        }\n    }\n\n    @ApplicationException(rollback = true)\n    public class BusinessException extends Exception {\n        \/\/ \u30ab\u30b9\u30bf\u30e0\u4f8b\u5916\u306e\u5b9f\u88c5\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-51\">\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u7ba1\u7406\u306e\u5b9f\u88c5<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-52\">1. \u8a8d\u8a3c\u30fb\u8a8d\u53ef\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\n@DeclareRoles({\"ADMIN\", \"USER\"})\n@RolesAllowed({\"ADMIN\", \"USER\"})\npublic class SecureOrderBean {\n    @Resource\n    private SessionContext ctx;\n\n    @RolesAllowed(\"ADMIN\")\n    public void adminOperation() {\n        \/\/ \u7ba1\u7406\u8005\u5c02\u7528\u306e\u51e6\u7406\n    }\n\n    @PermitAll\n    public String getCurrentUser() {\n        return ctx.getCallerPrincipal().getName();\n    }\n\n    @DenyAll\n    public void restrictedOperation() {\n        \/\/ \u30a2\u30af\u30bb\u30b9\u7981\u6b62\u306e\u51e6\u7406\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-53\">2. \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30a4\u30f3\u30bf\u30fc\u30bb\u30d7\u30bf\u30fc\u306e\u5b9f\u88c5<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Interceptor\n@SecurityCheck\npublic class SecurityInterceptor {\n    @AroundInvoke\n    public Object checkSecurity(InvocationContext context) \n            throws Exception {\n        \/\/ \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30c1\u30a7\u30c3\u30af\u306e\u5b9f\u88c5\n        validateSecurity(context);\n        return context.proceed();\n    }\n\n    private void validateSecurity(InvocationContext context) {\n        \/\/ \u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u30d0\u30ea\u30c7\u30fc\u30b7\u30e7\u30f3\u30ed\u30b8\u30c3\u30af\n    }\n}<\/pre>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306e\u5b9f\u88c5\u306b\u306f\u69d8\u3005\u306a\u5074\u9762\u304c\u3042\u308a\u3001\u305d\u308c\u305e\u308c\u306b\u9069\u5207\u306a\u5b9f\u88c5\u30d1\u30bf\u30fc\u30f3\u3068\u30d9\u30b9\u30c8\u30d7\u30e9\u30af\u30c6\u30a3\u30b9\u304c\u5b58\u5728\u3057\u307e\u3059\u3002\u5b9f\u88c5\u6642\u306b\u306f\u3001\u30d3\u30b8\u30cd\u30b9\u8981\u4ef6\u3068\u30b7\u30b9\u30c6\u30e0\u8981\u4ef6\u3092\u8003\u616e\u3057\u306a\u304c\u3089\u3001\u3053\u308c\u3089\u306e\u30d1\u30bf\u30fc\u30f3\u3092\u9069\u5207\u306b\u7d44\u307f\u5408\u308f\u305b\u308b\u3053\u3068\u304c\u91cd\u8981\u3067\u3059\u3002<\/p>\n\n\n\n<h2 class=\"wp-block-heading\" id=\"i-54\">\u4eca\u5f8c\u306eEnterprise JavaBeans\u306e\u5c55\u671b<\/h2>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-55\">\u30b8\u30e3\u30ab\u30eb\u30bfEE\u306e\u9032\u5316\u3068EJB\u306e\u5c06\u6765\u6027<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-56\">1. Jakarta EE\u30d7\u30e9\u30c3\u30c8\u30d5\u30a9\u30fc\u30e0\u306e\u9032\u5316<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">\/\/ Jakarta EE 10\u4ee5\u964d\u3067\u306e\u65b0\u3057\u3044EJB\u5b9f\u88c5\u4f8b\n@Stateless\n@Path(\"\/api\/v1\/orders\")\npublic class ModernOrderService {\n    @Inject\n    private OrderRepository repository;\n\n    @POST\n    @Consumes(MediaType.APPLICATION_JSON)\n    @Produces(MediaType.APPLICATION_JSON)\n    public Response createOrder(OrderRequest request) {\n        return Response.status(Status.CREATED)\n            .entity(repository.create(request))\n            .build();\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-57\">\u4e3b\u8981\u306a\u9032\u5316\u306e\u30dd\u30a4\u30f3\u30c8<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u306e\u5f37\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u3088\u308a\u67d4\u8edf\u306a\u30c7\u30d7\u30ed\u30a4\u30e1\u30f3\u30c8<\/li>\n\n\n\n<li>\u8efd\u91cf\u5316\u3055\u308c\u305f\u30e9\u30f3\u30bf\u30a4\u30e0<\/li>\n\n\n\n<li>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u5bfe\u5fdc\u306e\u5f37\u5316<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>Cloud-Native\u6a5f\u80fd\u306e\u7d71\u5408<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kubernetes\u5bfe\u5fdc\u306e\u6539\u5584<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d3\u30b9\u30e1\u30c3\u30b7\u30e5\u3068\u306e\u9023\u643a<\/li>\n\n\n\n<li>\u30aa\u30d6\u30b6\u30fc\u30d0\u30d3\u30ea\u30c6\u30a3\u306e\u5411\u4e0a<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u958b\u767a\u751f\u7523\u6027\u306e\u5411\u4e0a<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u8a2d\u5b9a\u306e\u7c21\u7d20\u5316<\/li>\n\n\n\n<li>\u65b0\u3057\u3044\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0\u30e2\u30c7\u30eb<\/li>\n\n\n\n<li>\u30c4\u30fc\u30eb\u30c1\u30a7\u30fc\u30f3\u306e\u6539\u5584<\/li>\n<\/ul>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-58\">\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u6642\u4ee3\u306b\u304a\u3051\u308b\u9069\u7528\u7bc4\u56f2<\/h3>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-59\">1. \u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3\u3068\u306e\u7d71\u5408<\/h4>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@ApplicationScoped\npublic class CloudNativeConfiguration {\n    @Produces\n    public EJBContainer createContainer() {\n        Properties props = new Properties();\n        props.setProperty(\n            EJBContainer.PROVIDER, \n            \"org.glassfish.ejb.embedded.EJBContainer\");\n        props.setProperty(\n            \"org.glassfish.ejb.embedded.glassfish.installation.root\",\n            \".\/target\/classes\");\n        return EJBContainer.createEJBContainer(props);\n    }\n}<\/pre>\n\n\n\n<h4 class=\"wp-block-heading\" id=\"i-60\">2. \u65b0\u3057\u3044\u9069\u7528\u30b7\u30ca\u30ea\u30aa<\/h4>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30cf\u30a4\u30d6\u30ea\u30c3\u30c9\u30af\u30e9\u30a6\u30c9\u74b0\u5883<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30aa\u30f3\u30d7\u30ec\u30df\u30b9\u3068\u30af\u30e9\u30a6\u30c9\u306e\u6a4b\u6e21\u3057<\/li>\n\n\n\n<li>\u30ec\u30ac\u30b7\u30fc\u30b7\u30b9\u30c6\u30e0\u306e\u6bb5\u968e\u7684\u79fb\u884c<\/li>\n\n\n\n<li>\u5206\u6563\u30c8\u30e9\u30f3\u30b6\u30af\u30b7\u30e7\u30f3\u7ba1\u7406<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30de\u30a4\u30af\u30ed\u30b5\u30fc\u30d3\u30b9\u3068\u306e\u5171\u5b58<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>API\u30b2\u30fc\u30c8\u30a6\u30a7\u30a4\u3068\u306e\u7d71\u5408<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d3\u30b9\u30e1\u30c3\u30b7\u30e5\u306e\u6d3b\u7528<\/li>\n\n\n\n<li>\u30b3\u30f3\u30c6\u30ca\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u65b0\u6280\u8853\u3068\u306e\u878d\u5408<\/strong><\/li>\n<\/ol>\n\n\n\n<pre class=\"EnlighterJSRAW\" data-enlighter-language=\"generic\" data-enlighter-theme=\"\" data-enlighter-highlight=\"\" data-enlighter-linenumbers=\"\" data-enlighter-lineoffset=\"\" data-enlighter-title=\"\" data-enlighter-group=\"\">@Stateless\npublic class ModernEJBIntegration {\n    @Inject\n    private ReactiveStreamProcessor streamProcessor;\n\n    @Asynchronous\n    public CompletionStage&lt;ProcessingResult&gt; \n            processDataStream(DataStream stream) {\n        return streamProcessor\n            .processAsync(stream)\n            .thenApply(this::createResult);\n    }\n}<\/pre>\n\n\n\n<h3 class=\"wp-block-heading\" id=\"i-61\">\u6280\u8853\u30c8\u30ec\u30f3\u30c9\u3078\u306e\u5bfe\u5fdc<\/h3>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30ea\u30a2\u30af\u30c6\u30a3\u30d6\u30d7\u30ed\u30b0\u30e9\u30df\u30f3\u30b0<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u975e\u540c\u671f\u51e6\u7406\u306e\u5f37\u5316<\/li>\n\n\n\n<li>\u30d0\u30c3\u30af\u30d7\u30ec\u30c3\u30b7\u30e3\u30fc\u5bfe\u5fdc<\/li>\n\n\n\n<li>\u30a4\u30d9\u30f3\u30c8\u99c6\u52d5\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30b3\u30f3\u30c6\u30ca\u5316\u3068\u30aa\u30fc\u30b1\u30b9\u30c8\u30ec\u30fc\u30b7\u30e7\u30f3<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>Kubernetes\u7d71\u5408<\/li>\n\n\n\n<li>\u30b5\u30fc\u30d3\u30b9\u30c7\u30a3\u30b9\u30ab\u30d0\u30ea<\/li>\n\n\n\n<li>\u81ea\u52d5\u30b9\u30b1\u30fc\u30ea\u30f3\u30b0<\/li>\n<\/ul>\n\n\n\n<ol class=\"wp-block-list\">\n<li><strong>\u30bb\u30ad\u30e5\u30ea\u30c6\u30a3\u306e\u9032\u5316<\/strong><\/li>\n<\/ol>\n\n\n\n<ul class=\"wp-block-list\">\n<li>\u30bc\u30ed\u30c8\u30e9\u30b9\u30c8\u30a2\u30fc\u30ad\u30c6\u30af\u30c1\u30e3<\/li>\n\n\n\n<li>ID\u7ba1\u7406\u306e\u5f37\u5316<\/li>\n\n\n\n<li>\u30b3\u30f3\u30d7\u30e9\u30a4\u30a2\u30f3\u30b9\u5bfe\u5fdc<\/li>\n<\/ul>\n\n\n\n<p>\u3053\u306e\u3088\u3046\u306b\u3001EJB\u306f\u65b0\u3057\u3044\u6280\u8853\u30c8\u30ec\u30f3\u30c9\u306b\u9069\u5fdc\u3057\u306a\u304c\u3089\u3001\u30a8\u30f3\u30bf\u30fc\u30d7\u30e9\u30a4\u30ba\u30b7\u30b9\u30c6\u30e0\u306e\u91cd\u8981\u306a\u30b3\u30f3\u30dd\u30fc\u30cd\u30f3\u30c8\u3068\u3057\u3066\u9032\u5316\u3092\u7d9a\u3051\u3066\u3044\u307e\u3059\u3002\u7279\u306b\u3001\u30af\u30e9\u30a6\u30c9\u30cd\u30a4\u30c6\u30a3\u30d6\u6642\u4ee3\u306b\u304a\u3051\u308b\u5f93\u6765\u30b7\u30b9\u30c6\u30e0\u3068\u306e\u6a4b\u6e21\u3057\u5f79\u3068\u3057\u3066\u3001\u305d\u306e\u91cd\u8981\u6027\u306f\u4eca\u5f8c\u3082\u7d99\u7d9a\u3059\u308b\u3068\u8003\u3048\u3089\u308c\u307e\u3059\u3002<\/p>\n","protected":false},"excerpt":{"rendered":"<p>Warning: Undefined array key &#8220;is_admin&#8221; in \/home\/xs392991\/dexall.co.jp\/public_html\/articles\/wp-content\/themes\/ &#8230; <\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[2],"tags":[],"class_list":{"0":"post-1185","1":"post","2":"type-post","3":"status-publish","4":"format-standard","6":"category-java","7":"nothumb"},"_links":{"self":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1185","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1185"}],"version-history":[{"count":1,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions"}],"predecessor-version":[{"id":1186,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=\/wp\/v2\/posts\/1185\/revisions\/1186"}],"wp:attachment":[{"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1185"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1185"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/dexall.co.jp\/articles\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1185"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}