{"id":41943,"date":"2018-01-12T10:18:00","date_gmt":"2018-01-12T01:18:00","guid":{"rendered":"https:\/\/www.sejuku.net\/blog\/?p=41943"},"modified":"2024-05-06T11:45:52","modified_gmt":"2024-05-06T02:45:52","slug":"java9%e3%82%92%e5%be%b9%e5%ba%95%e8%a7%a3%e8%aa%ac%ef%bc%81%e9%96%8b%e7%99%ba%e8%80%85%e3%81%ab%e5%ac%89%e3%81%97%e3%81%849%e3%81%a4%e3%81%ae%e6%96%b0%e6%a9%9f%e8%83%bd%e3%81%a8%e3%81%af%ef%bc%9f","status":"publish","type":"post","link":"https:\/\/www.sejuku.net\/blog\/41943","title":{"rendered":"Java9\u3068\u306f\uff1f\u958b\u767a\u8005\u306b\u5b09\u3057\u30449\u3064\u306e\u65b0\u6a5f\u80fd\u3092\u5fb9\u5e95\u89e3\u8aac\uff01"},"content":{"rendered":"

2017\u5e749\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fJava9\u306f\u65b0\u3057\u3044\u6a5f\u80fd\u304c90\u500b\u304f\u3089\u3044\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u305d\u3046\u3067\u3059\u3002<\/p>\n

\u300cJava9\u3067\u4f55\u304c\u5909\u308f\u3063\u305f\u306e\uff1f\u300d\u300c\u65b0\u6a5f\u80fd\u306f\u3069\u306e\u3088\u3046\u306b\u4f7f\u3046\u306e\uff1f\u300d\u300c\u3069\u3093\u306a\u3068\u304d\u306b\u65b0\u6a5f\u80fd\u3092\u4f7f\u3046\u306e\uff1f\u300d<\/p>\n

\u3068\u3044\u3063\u305f\u65b9\u306b\u5411\u3051\u3066\u3001\u4eca\u56de\u306f\u521d\u5fc3\u8005\u5411\u3051\u306bJava9\u306e\u65b0\u6a5f\u80fd\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\uff01<\/p>\n


\n\u30fbJava\u3068\u306f\uff1fJava\u306e\u7279\u9577
\n\u30fbJava9\u306e\u65b0\u6a5f\u80fd
\n\u30fbJava9\u306e\u74b0\u5883\u69cb\u7bc9
\n\u30fbJava9\u306e\u74b0\u5883\u69cb\u7bc9\u65b9\u6cd5
\n\u30fbJava9\u306e\u65b0\u6a5f\u80fd<\/strong>
\n<\/p>\n

\u4eca\u56de\u306fJava9\u306e\u65b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u3001\u4f7f\u3044\u65b9\u3092\u308f\u304b\u308a\u3084\u3059\u304f\u89e3\u8aac\u3057\u307e\u3059\uff01<\/p>\n

\u306a\u304a\u3001Java\u306e\u8a18\u4e8b\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089<\/a>\u306b\u307e\u3068\u3081\u3066\u3044\u307e\u3059\u3002<\/p>\n

Java\u3068\u306f\uff1fJava\u306e\u7279\u9577<\/h2>\n

Java9\u306e\u8aac\u660e\u306b\u5165\u308b\u524d\u306b\u3001\u307e\u305a\u306fJava\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u304a\u3055\u3089\u3044\u3057\u3066\u304a\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n

Java\u306f1990\u5e74\u4ee3\u306bSun Microsystems\u304c\u958b\u767a\u30fb\u767a\u8868\u3057\u305f\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u6307\u5411<\/strong><\/span>\u3068\u3044\u3046\u8003\u3048\u65b9\u3092\u53d6\u308a\u5165\u308c\u305f\u8a00\u8a9e\u3067\u3059\u3002<\/p>\n

2010\u5e74\u306bOracle\u304c\u8cb7\u53ce\u3057\u3001Oracle\u88fd\u54c1\u306e1\u3064\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

Java\u306f\u5bb6\u96fb\u3084\u30e2\u30d0\u30a4\u30eb\u6a5f\u5668<\/strong><\/span>\u3092\u59cb\u3081\u3068\u3057\u3066\u3001\u591a\u304f\u306e\u30c7\u30d0\u30a4\u30b9\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u56fd\u5185\u3067\u3082\u30b9\u30de\u30fc\u30c8\u30d5\u30a9\u30f3\u306a\u3069\u306b\u642d\u8f09\u3055\u308c\u3066\u3044\u3066\u3001\u30a2\u30d7\u30ea\u958b\u767a\u3092\u884c\u3046\u306b\u306fJava\u8a00\u8a9e\u3092\u4f7f\u3063\u3066\u958b\u767a\u3059\u308b\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

2017\u5e749\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fJava9\u3067\u306f\u591a\u304f\u306e\u65b0\u6a5f\u80fd\u304c\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u306e\u3067\u3001\u305d\u306e\u65b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u307e\u3067\u306eJava\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u3082\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
Java\u3068\u306f\uff1f\u8a00\u8a9e\u306e\u7279\u5fb4\u3084\u4eba\u6c17\u306e\u7406\u7531\u3092\u8ab0\u3088\u308a\u3082\u308f\u304b\u308a\u3084\u3059\u304f\u5fb9\u5e95\u89e3\u8aac<\/div>\n
\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Java9\u306e\u65b0\u6a5f\u80fd\u4e00\u89a7<\/h2>\n

Java9\u306e\u30ea\u30ea\u30fc\u30b9<\/h3>\n

Java9\u306f2017\u5e749\u670822\u65e5\u306b\u6b63\u5f0f\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

\u5143\u3005\u306e\u30ea\u30ea\u30fc\u30b9\u4e88\u5b9a\u306f2016\u5e74\u306e6\u6708\u3067\u3057\u305f\u304c\u3001\u4eca\u56de\u8ffd\u52a0\u3055\u308c\u305f\u300cProject Jigsaw\u300d<\/strong><\/span>\u3067\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u5316<\/strong><\/span>\u306e\u958b\u767a\u304c\u96e3\u822a\u3057\u3001\u4eca\u56de\u306e\u30ea\u30ea\u30fc\u30b9\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u307e\u305f\u3001Oracle\u793e\u306e\u767a\u8868\u306b\u3088\u308b\u3068\u4eca\u5f8c\u306eJava\u306e\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u306f6\u30f6\u6708\u3054\u3068\u306b\u884c\u3046<\/strong><\/span>\u63d0\u6848\u304c\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u3053\u308c\u307e\u3067\u306f\u6570\u5e74\u3054\u3068\u306b\u5927\u304d\u306a\u6a5f\u80fd\u8ffd\u52a0\u3092\u884c\u3063\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u3053\u306e\u5834\u5408\u3060\u3068\u6570\u5e74\u3054\u3068\u306b\u3057\u304b\u9032\u5316\u3057\u306a\u3044\u3068\u3044\u3046\u30c7\u30e1\u30ea\u30c3\u30c8\u304c\u3042\u308b\u305f\u3081\u306b\u30016\u30f6\u6708\u3054\u3068\u306e\u5b9a\u671f\u7684\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3092\u4eca\u5f8c\u306f\u884c\u3046\u4e88\u5b9a\u306e\u3088\u3046\u3067\u3059\u3002<\/p>\n

\u65b0\u6a5f\u80fd\u4e00\u89a7<\/h3>\n

\u305d\u308c\u3067\u306fJava9\u3067\u8ffd\u52a0\u3055\u308c\u305f\u65b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\u3002<\/p>\n

\u65b0\u6a5f\u80fd\u3068\u3044\u3063\u3066\u3082\u5168\u90e8\u306790\u500b\u304f\u3089\u3044\u3042\u308b\u3088\u3046\u3067\u3059\u304c\u3001\u3053\u3053\u3067\u306f\u3088\u304f\u4f7f\u308f\u308c\u308b\u3068\u601d\u308f\u308c\u308b\u4ee3\u8868\u7684\u306a9\u3064\u306e\u65b0\u6a5f\u80fd<\/strong><\/span>\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002<\/p>\n

9\u3064\u306e\u65b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u7c21\u5358\u306b\u307e\u3068\u3081\u307e\u3057\u305f\u3002<\/p>\n\n\n\n\n\t\n\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t\n\t
<\/td>\u9805\u76ee<\/th>\u8aac\u660e<\/th>\n<\/tr>\n<\/thead>\n
1<\/td>JShell<\/td>\u30b3\u30f3\u30d1\u30a4\u30eb\u306a\u3057\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u3067\u5b9f\u884c\u3059\u308b\u3053\u3068\u304c\u53ef\u80fd\u306b<\/td>\n<\/tr>\n
2<\/td>Project Jigsaw<\/td>\u30e2\u30b8\u30e5\u30fc\u30eb\u5316\u30b7\u30b9\u30c6\u30e0
\nJava\u30e9\u30a4\u30d6\u30e9\u30ea\u306e\u8907\u96d1\u306a\u4f9d\u5b58\u95a2\u4fc2\u3001\u30af\u30e9\u30b9\u30d1\u30b9\u8a2d\u5b9a\u304c\u89e3\u6d88<\/td>\n<\/tr>\n
3<\/td>\u4e0d\u5909\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u751f\u6210<\/td>of\u30e1\u30bd\u30c3\u30c9\u3067\u521d\u671f\u5024\u4ed8\u304d\u4e0d\u5909\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u8a18\u8ff0\u304c\u7c21\u6f54\u306b<\/td>\n<\/tr>\n
4<\/td>\u533f\u540d\u30af\u30e9\u30b9\u3067\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u6f14\u7b97\u5b50<\/td>\u533f\u540d\u30af\u30e9\u30b9\u306e\u7dcf\u79f0\u578b\u3092\u7701\u7565\u3057\u3066\u8a18\u8ff0\u53ef\u80fd\u306b
\n<\/td>\n<\/tr>\n
5<\/td>Interface\u5185\u306eprivate\u30e1\u30bd\u30c3\u30c9<\/td>Interface\u5185\u3067private\u30e1\u30bd\u30c3\u30c9\u3092\u5b9a\u7fa9\u53ef\u80fd\u306b
\n(Java8\u3067default\u30e1\u30bd\u30c3\u30c9\u3068static\u30e1\u30bd\u30c3\u30c9\u306f\u5b9a\u7fa9\u53ef\u80fd)<\/td>\n<\/tr>\n
6<\/td>try-with-resources\u6587\u306e\u6539\u826f<\/td>try\u7bc0\u5185\u3067\u306e\u30af\u30e9\u30b9\u5ba3\u8a00\u304c\u4e0d\u8981\u306b<\/td>\n<\/tr>\n
7<\/td>Stream API\u3067\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u8ffd\u52a0<\/td>takeWhile\u3001dropWhile\u3001ofNullable\u306e\u8ffd\u52a0<\/td>\n<\/tr>\n
8<\/td>Optional\u30af\u30e9\u30b9\u3067\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u8ffd\u52a0<\/td>ifPresentOrElse\u3001or\u3001stream\u306e\u8ffd\u52a0<\/td>\n<\/tr>\n
9<\/td>Deprecated\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5f37\u5316<\/td>forRemoval(\u524a\u9664\u3055\u308c\u308b\u304b\uff1f)\u3001since(\u3044\u3064\u304b\u3089\uff1f)\u306e\u8ffd\u52a0<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n\n

\u3053\u308c\u3089\u306e\u4ed6\u306b\u3082\u3001JavaScript\u30a8\u30f3\u30b8\u30f3\u300cNashorn\u300d<\/strong><\/span>\u7528API\u306e\u5f37\u5316\u3001Javadoc\u306e\u691c\u7d22\u6a5f\u80fd\u306e\u8ffd\u52a0\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u305d\u308c\u3067\u306f\u8868\u306b\u307e\u3068\u3081\u305f9\u3064\u306e\u65b0\u6a5f\u80fd\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u3044\u304d\u307e\u3059\uff01<\/p>\n

Java9\u306e\u74b0\u5883\u69cb\u7bc9<\/h2>\n

Java9\u306e\u65b0\u6a5f\u80fd\u3092\u78ba\u8a8d\u3059\u308b\u524d\u306bJava9\u3067\u306e\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3057\u306a\u3051\u308c\u3070\u306a\u308a\u307e\u305b\u3093\u3002<\/p>\n

\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3068\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/h3>\n

Java9\u306f\u3053\u3061\u3089\u304b\u3089\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3067\u304d\u307e\u3059\u3002<\/p>\n

http:\/\/www.oracle.com\/technetwork\/java\/javase\/downloads\/jdk9-downloads-3848520.html<\/a><\/p>\n

OS\u3092\u9078\u629e\u3057\u3066\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n

\"java9.01\"<\/p>\n

\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u306b\u3064\u3044\u3066\u306f\u3001Java8\u4ee5\u524d\u3068\u5927\u304d\u304f\u5909\u308f\u308a\u307e\u305b\u3093\u3002<\/p>\n

\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
\u3010Java\u521d\u5fc3\u8005\u5fc5\u898b\uff01\u3011Java\u306e\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\uff01<\/div>\n
\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n \n
\n
\n
\n \n <\/div>\n
\n
\u3010Mac\u7de8\u3011Java\u306e\u958b\u767a\u74b0\u5883\u3092\u7c21\u5358\u306b\u4e00\u62ec\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u65b9\u6cd5<\/div>\n
\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8<\/h3>\n

Java9\u306b\u30a2\u30c3\u30d7\u30c7\u30fc\u30c8\u3059\u308b\u305f\u3081\u306b\u306f\u73fe\u5728\u30d1\u30bd\u30b3\u30f3\u306b\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308bJava\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304cJava9\u304bJava8\u4ee5\u524d\u304b\u78ba\u8a8d<\/strong><\/span>\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u3053\u3053\u3067\u306f\u3001\u4f7f\u3046\u30d1\u30bd\u30b3\u30f3\u306eOS\u306fWindows10\u306e\u5834\u5408\u3092\u4ee3\u8868\u4f8b\u3068\u3057\u3066\u8aac\u660e\u3057\u307e\u3059\u3002<\/p>\n

Java\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3059\u308b\u65b9\u6cd5\u306f\u4ee5\u4e0b\u306e\u3068\u304a\u308a\u3067\u3059\u3002<\/p>\n

Windows 10\uff0d\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u78ba\u8a8d
\n1.\u300c\u30b9\u30bf\u30fc\u30c8\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002
\n2.\u300c\u8a2d\u5b9a\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n3.\u300c\u30b7\u30b9\u30c6\u30e0\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n4.\u300c\u30a2\u30d7\u30ea\u3068\u6a5f\u80fd\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n5.\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u4e00\u89a7\u304b\u3089Java\u3092\u63a2\u3057\u51fa\u3057\u3066\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u78ba\u8a8d\u3057\u307e\u3059<\/p>\n

\"Java8check\"<\/p>\n

\u3053\u306e\u753b\u50cf\u3067\u306fJava8\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

Java8\u4ee5\u524d\u304c\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3055\u308c\u3066\u3044\u308b\u5834\u5408\u306f\u3001Java\u3092\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

Java\u3092\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3067\u304d\u305f\u3089\u3001\u524d\u7ae0\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u306e\u65b9\u6cd5\u3092\u53c2\u8003\u306b\u3057\u3066Java9\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

Windows 10\uff0d\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb
\n1.\u300c\u30b9\u30bf\u30fc\u30c8\u300d\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002
\n2.\u300c\u8a2d\u5b9a\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n3.\u300c\u30b7\u30b9\u30c6\u30e0\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n4.\u300c\u30a2\u30d7\u30ea\u3068\u6a5f\u80fd\u300d\u3092\u9078\u629e\u3057\u307e\u3059
\n5.\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u9078\u629e\u3057\u3001\u300c\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u300d\u30dc\u30bf\u30f3\u3092\u30af\u30ea\u30c3\u30af\u3057\u307e\u3059\u3002
\n6.\u30d7\u30ed\u30f3\u30d7\u30c8\u306b\u5f93\u3063\u3066\u3001\u30a2\u30f3\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb\u3092\u5b8c\u4e86\u3057\u307e\u3059<\/p>\n

\u516c\u5f0f\u53c2\u8003\u30b5\u30a4\u30c8
\nhttps:\/\/java.com\/ja\/download\/faq\/remove_olderversions.xml<\/a><\/p>\n

32bit\u7248\u304c\u306a\u3044\uff1f<\/h3>\n

Java9\u306e\u30c0\u30a6\u30f3\u30ed\u30fc\u30c9\u30b5\u30a4\u30c8\u306b\u306f64bit\u7248\u306e\u307f\u304c\u4e26\u3093\u3067\u3044\u3066\u300132bit\u7248\u306f\u63a2\u3057\u3066\u3082\u898b\u3064\u304b\u308a\u307e\u305b\u3093\u3002<\/p>\n

32bit\u7248\u306eOS\u306b\u306f\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u305b\u3093<\/strong><\/span>\u306e\u3067\u3001\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n

\u516c\u5f0f\u30b5\u30a4\u30c8\u306b\u3082\u4ee5\u4e0b\u306e\u30b3\u30e1\u30f3\u30c8\u304c\u63b2\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

Dropped Windows 32\u2013bit Client VM
\nhttps:\/\/docs.oracle.com\/javase\/9\/migrate\/toc.htm#JSMIG-GUID-59701F80-5BB1-416D-835D-C39A9112FC1E<\/a><\/p>\n

Eclipse\u3067\u306e\u6ce8\u610f\u70b9<\/h3>\n

\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u89e3\u8aac\u3057\u3066\u3044\u308bPleiades<\/strong><\/span>\u3067Java9\u306e\u958b\u767a\u74b0\u5883\u3082\u81ea\u52d5\u69cb\u7bc9\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u6700\u65b0\u306e\u300cPleiades All in One\u300d<\/strong><\/span>\u3092\u9078\u629e\u3059\u308b\u3068Java9\u306b\u5bfe\u5fdc\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
\u3010Java\u521d\u5fc3\u8005\u5fc5\u898b\uff01\u3011Java\u306e\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u65b9\u6cd5\u3092\u89e3\u8aac\uff01<\/div>\n
\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Pleiades\u306e\u74b0\u5883\u304c\u69cb\u7bc9\u3067\u304d\u305f\u3089Java\u306e\u30d7\u30ed\u30b8\u30a7\u30af\u30c8\u3092\u65b0\u898f\u4f5c\u6210\u3059\u308b\u3068\u304d\u306b\u300cJavaSE-9\u300d\u3092\u9078\u629e<\/strong><\/span>\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

\u3053\u308c\u3067Java9\u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\"java903\"<\/p>\n

\u306a\u304a\u3001Eclipse\u3067\u958b\u767a\u74b0\u5883\u3092\u69cb\u7bc9\u3059\u308b\u5834\u5408\u306fNoClassDefFoundError\u3068\u3044\u3046\u30a8\u30e9\u30fc\u304c\u767a\u751f<\/strong><\/span>\u3059\u308b\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

Eclipse4.7.1a\u4ee5\u964d\u3092\u30a4\u30f3\u30b9\u30c8\u30fc\u30eb<\/strong><\/span>\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n

\u8a73\u7d30\u306f\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u306b\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n

https:\/\/wiki.eclipse.org\/Configure_Eclipse_for_Java_9<\/a><\/p>\n

JShell\u3067\u30b9\u30af\u30ea\u30d7\u30c8<\/h2>\n

Java9\u306e\u5927\u304d\u306a\u5909\u66f4\u70b9\u306e1\u3064\u306bJShell<\/strong><\/span>\u3092\u4f7f\u3063\u3066\u3001\u30b9\u30af\u30ea\u30d7\u30c8\u3067Java\u3092\u8a18\u8ff0\u3001\u52d5\u4f5c\u78ba\u8a8d<\/strong><\/span>\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n

JShell\u306fJava\u306eREPL<\/strong><\/span>\u30c4\u30fc\u30eb\u3067\u3059\u3002<\/p>\n

REPL\u3068\u306f\u300cRead-Eval-Print Loop\u300d<\/strong><\/span>\u306e\u7565\u3067\u3001\u8aad\u3093\u3067\u5b57\u306e\u3054\u3068\u304f\u300c\u8aad\u3093\u3067\u8a55\u4fa1\u3057\u3066\u51fa\u529b\u3092\u7e70\u308a\u8fd4\u3059\u300d\u3068\u3044\u3046\u3053\u3068\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\u7c21\u5358\u306b\u8a00\u3046\u3068\u3001JShell\u3092\u4f7f\u3046\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u306a\u3057\u3067\u5bfe\u8a71\u578b\u3067\u52d5\u4f5c\u78ba\u8a8d\u3057\u306a\u304c\u3089\u8a18\u8ff0<\/strong><\/span>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u305d\u308c\u3067\u306f\u3001JShell\u3092\u4f7f\u3063\u3066\u201dHello Java9!\u201d\u3092\u51fa\u529b\u8868\u793a\u3057\u3066\u307f\u307e\u3057\u3087\u3046\u3002<\/p>\n

JShell\u306f\u30b3\u30de\u30f3\u30c9\u30e9\u30a4\u30f3\u3067\u300cjshell\u300d\u3068\u5165\u529b\u3057\u3001\u5b9f\u884c\u3059\u308b\u3068\u4f7f\u3048\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n

\"java902\"<\/p>\n

\u300cjshell>\u300d\u306e\u5f8c\u306bJava\u306e\u30b3\u30fc\u30c9\u3092\u8a18\u8ff0\u3057\u307e\u3059\u3002<\/p>\n

\u6700\u5f8c\u306b\u300c;\u300d(\u30bb\u30df\u30b3\u30ed\u30f3)\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u306f\u3042\u308a\u307e\u305b\u3093<\/strong><\/span>\u3002<\/p>\n

\u30bf\u30d6\u30ad\u30fc\u3092\u62bc\u3059\u3068\u5165\u529b\u5019\u88dc\u3082\u8868\u793a<\/strong><\/span>\u3055\u308c\u307e\u3059\u306e\u3067\u3001\u5165\u529b\u3059\u308b\u306e\u3082\u7c21\u5358\u3067\u3059\u3002<\/p>\n

\u3061\u306a\u307f\u306b\u3001Ruby\u306a\u3069\u306e\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3068\u30b3\u30f3\u30d1\u30a4\u30eb\u8a00\u8a9e\u3068\u306e\u9055\u3044\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n \n

\n
\n
\n \n <\/div>\n
\n
\u30b9\u30af\u30ea\u30d7\u30c8\u8a00\u8a9e\u3068\u306f\uff1f\u7a2e\u985e\u3084\u304a\u3059\u3059\u3081\u8a00\u8a9e\u3082\u7d39\u4ecb\u3010\u4e00\u89a7\u3042\u308a\u3011<\/div>\n
\u66f4\u65b0\u65e5\uff1a2025\u5e7412\u670826\u65e5<\/div>\n <\/div>\n <\/div>\n <\/div>\n <\/a>\n \n

Jigsaw\u3067\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u5316<\/h2>\n

Java9\u306e\u5927\u304d\u306a\u5909\u66f4\u70b9\u306e1\u3064\u306b\u30e2\u30b8\u30e5\u30fc\u30eb\u30b7\u30b9\u30c6\u30e0\u3068\u3044\u3046\u3082\u306e\u304c\u5c0e\u5165\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n

\u30e2\u30b8\u30e5\u30fc\u30eb\u3068\u306fJava\u306e\u30d1\u30c3\u30b1\u30fc\u30b8\u3092\u307e\u3068\u3081\u305f\u3082\u306e\u3067\u3001\u4ed6\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u3092\u3069\u306e\u3088\u3046\u306b\u4f7f\u3046\u304b\u3001\u307e\u305f\u4ed6\u306e\u30e2\u30b8\u30e5\u30fc\u30eb\u304b\u3089\u3069\u306e\u3088\u3046\u306b\u4f7f\u308f\u308c\u308b\u304b\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/p>\n

module-info.java\u3068\u3044\u3046\u30bd\u30fc\u30b9\u30d5\u30a1\u30a4\u30eb\u3067\u30e2\u30b8\u30e5\u30fc\u30eb\u9593\u306e\u30a2\u30af\u30bb\u30b9\u3092\u5236\u5fa1\u3057\u307e\u3059\u3002<\/p>\n

\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u4e0b\u8a18\u306e\u30af\u30a4\u30c3\u30af\u30b9\u30bf\u30fc\u30c8\u3067\u7d39\u4ecb\u3055\u308c\u3066\u3044\u307e\u3059\u306e\u3067\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n

http:\/\/openjdk.java.net\/projects\/jigsaw\/quick-start<\/a><\/p>\n

\u4e0d\u5909\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u306e\u751f\u6210<\/h2>\n

List\u3084Map\u306a\u3069\u306e\u30b3\u30ec\u30af\u30b7\u30e7\u30f3\u3067\u8981\u7d20\u3092\u521d\u671f\u5316\u3057\u3066\u5024\u3092\u5909\u66f4\u3055\u308c\u305f\u304f\u306a\u3044\u5834\u5408\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

Java8\u307e\u3067\u306f\u4ee5\u4e0b\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u306e\u3088\u3046\u306b\u6570\u884c\u306b\u6e21\u3063\u3066\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u3001\u3068\u3066\u3082\u9762\u5012\u3067\u3057\u305f\u3002<\/p>\n

Java8\u307e\u3067\u306e\u8a18\u8ff0\u65b9\u6cd5\uff1a<\/p>\n

import java.util.List;\r\nimport java.util.ArrayList;\r\nimport java.util.Collections;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = new ArrayList<>();\r\n        list.add(\"a\");\r\n        list.add(\"b\");\r\n        list.add(\"c\");\r\n        list.add(\"d\");\r\n        list = Collections.unmodifiableList(list);\r\n        \r\n        System.out.println(list);\r\n    }\r\n\r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
[a, b, c, d]<\/pre>\n
\u3053\u308c\u304cJava9\u3067\u306fof<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u3053\u3068\u3067\u3001\u7c21\u6f54\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
Java9\u3067\u306e\u8a18\u8ff0\u65b9\u6cd5\uff1a<\/p>\n
import java.util.List;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = List.of(\"a\", \"b\", \"c\", \"d\");\r\n        \r\n        System.out.println(list);\r\n    }\r\n\r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
[a, b, c, d]<\/pre>\n
\u305f\u3060\u3057\u3001\u8981\u7d20\u306e\u5024\u3092\u5909\u66f4\u3055\u308c\u305f\u304f\u306a\u3044\u5834\u5408\u306b\u4f7f\u3046\u3082\u306e\u3067\u3059\u306e\u3067\u3001\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u5909\u66f4\u3057\u3088\u3046\u3068\u3059\u308b\u3068\u30a8\u30e9\u30fc\u304c\u767a\u751f<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n
\u6ce8\u610f\u3057\u307e\u3057\u3087\u3046\uff01<\/p>\n
import java.util.List;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = List.of(\"a\", \"b\", \"c\", \"d\");\r\n        \r\n        list.add(\"e\");\r\n        \r\n        System.out.println(list);\r\n    }\r\n\r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Exception in thread \"main\" java.lang.UnsupportedOperationException\r\n        at java.base\/java.util.ImmutableCollections.uoe(ImmutableCollections.java:71)\r\n        at java.base\/java.util.ImmutableCollections$AbstractImmutableList.add(ImmutableCollections.java:77)\r\n        at Main.main(Main.java:8)<\/pre>\n
List\u3084Map\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011List\u30a4\u30f3\u30bf\u30fc\u30d5\u30a7\u30fc\u30b9\u3068ArrayList\u30af\u30e9\u30b9\u306e\u4f7f\u3044\u65b9<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011Map\u306e\u4f7f\u3044\u65b9\u7dcf\u307e\u3068\u3081(HashMap\u3067\u521d\u671f\u5316\u3001\u5024\u306e\u30bd\u30fc\u30c8)<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\u533f\u540d\u30af\u30e9\u30b9\u3067\u306e\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u6f14\u7b97\u5b50<\/h2>\n
Java7\u304b\u3089\u30c0\u30a4\u30e4\u30e2\u30f3\u30c9\u6f14\u7b97\u5b50<\/strong><\/span>\u3092\u4f7f\u3063\u3066\u3001\u4ee5\u4e0b\u306e\u8a18\u8ff0\u306e\u3088\u3046\u306b\u53f3\u8fba\u3067\u578b\u306e\u6307\u5b9a\u3092\u7701\u7565<\/strong><\/span>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
 List<String> list = new ArrayList<>();<\/pre>\n
Java9\u3067\u306f\u3053\u308c\u304c\u5f37\u5316\u3055\u308c\u3066\u3001\u533f\u540d\u30af\u30e9\u30b9\u3067\u3082\u4f7f\u3048\u308b<\/strong><\/span>\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u30b8\u30a7\u30cd\u30ea\u30af\u30b9(\u7dcf\u79f0\u578b)\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011\u30b8\u30a7\u30cd\u30ea\u30af\u30b9(Generics\u30fb\u7dcf\u79f0\u578b)\u306e\u4f7f\u3044\u65b9<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\u533f\u540d\u30af\u30e9\u30b9\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u3082\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011Java8\u306e\u30e9\u30e0\u30c0\u5f0f\u306e\u4f7f\u3044\u65b9\u3068\u30e1\u30ea\u30c3\u30c8\u3068\u306f(Stream API)<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
Interface\u5185\u306eprivate\u30e1\u30bd\u30c3\u30c9<\/h2>\n
Java8\u304b\u3089Interface\u5185\u3067defaut<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3068static<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u304c\u5b9a\u7fa9\u3067\u304d\u308b\u3088\u3046\u306b\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011interface\u3068default\u306e\u4f7f\u3044\u65b9<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
Java9\u3067\u306f\u3055\u3089\u306bprivate<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u304c\u5b9a\u7fa9\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
default\u30e1\u30bd\u30c3\u30c9\u3084static\u30e1\u30bd\u30c3\u30c9\u306e\u51e6\u7406\u5185\u3067private\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046<\/strong><\/span>\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Interface\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011interface(\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9)\u306e\u4f7f\u3044\u65b9\u7dcf\u307e\u3068\u3081<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
try-with-resources\u6587\u306e\u6539\u826f<\/h2>\n
\u30d5\u30a1\u30a4\u30eb\u3084\u30c7\u30fc\u30bf\u30d9\u30fc\u30b9\u306b\u30a2\u30af\u30bb\u30b9\u3059\u308b\u3068\u30ea\u30bd\u30fc\u30b9\u3092\u89e3\u653e\u3059\u308b\u305f\u3081\u306bclose\u51e6\u7406\u3092\u8a18\u8ff0\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3053\u308c\u3092\u5fd8\u308c\u308b\u3068\u30e1\u30e2\u30ea\u30ea\u30fc\u30af\u306e\u539f\u56e0\u306b\u306a\u3063\u305f\u308a\u3057\u307e\u3059\u3002<\/p>\n
Java7\u3088\u308atry-with-resources<\/strong><\/span>\u6587\u304c\u8ffd\u52a0\u3055\u308c\u3001\u30ea\u30bd\u30fc\u30b9\u304c\u78ba\u5b9f\u306b\u9589\u3058\u3089\u308c\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
finally\u30d6\u30ed\u30c3\u30af\u3067close\u30e1\u30bd\u30c3\u30c9\u3092\u547c\u3073\u51fa\u3055\u306a\u304f\u3066\u3082\u81ea\u52d5\u3067close<\/strong><\/span>\u3057\u3066\u304f\u308c\u307e\u3059\u3002<\/p>\n
\u305f\u3060\u3057\u3001\u4ee5\u4e0b\u306e\u8a18\u8ff0\u306e\u3088\u3046\u306btry\u7bc0\u5185\u3067\u30af\u30e9\u30b9\u3092\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u3002<\/p>\n
import java.io.BufferedReader;\r\nimport java.io.FileNotFoundException;\r\nimport java.io.FileReader;\r\nimport java.io.IOException;\r\n\r\npublic class Main {\r\n    public static void main(String[] args) throws FileNotFoundException {\r\n        FileReader fr = new FileReader(\"test.txt\");\r\n\r\n        try (BufferedReader br = new BufferedReader(fr);) {\r\n            System.out.println(br.readLine());\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n}<\/pre>\n
\u3053\u308c\u304cJava9\u3088\u308atry\u7bc0\u5185\u3067\u5ba3\u8a00\u3059\u308b\u5fc5\u8981\u304c\u306a\u304f\u306a\u308a\u307e\u3057\u305f<\/strong><\/span>\u3002<\/p>\n
\u4ee5\u4e0b\u306e\u3088\u3046\u306b\u8a18\u8ff0\u3067\u304d\u307e\u3059\u3002<\/p>\n
import java.io.BufferedReader;\r\nimport java.io.FileNotFoundException;\r\nimport java.io.FileReader;\r\nimport java.io.IOException;\r\n\r\npublic class Main {\r\n    public static void main(String[] args) throws FileNotFoundException {\r\n        FileReader fr = new FileReader(\"test.txt\");\r\n        BufferedReader br = new BufferedReader(fr);\r\n\r\n        try (br) {\r\n            System.out.println(br.readLine());\r\n        } catch (IOException e) {\r\n            e.printStackTrace();\r\n        }\r\n    }\r\n}<\/pre>\n
Stream API\u3067\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u8ffd\u52a0<\/h2>\n
Java8\u3067Stream API\u304c\u8ffd\u52a0\u3055\u308c\u3001\u7c21\u6f54\u306b\u8a18\u8ff0\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
Stream API\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011Java8\u306e\u30e9\u30e0\u30c0\u5f0f\u306e\u4f7f\u3044\u65b9\u3068\u30e1\u30ea\u30c3\u30c8\u3068\u306f(Stream API)<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
Java9\u3067\u306f\u3053\u306eStream API\u306b\u3055\u3089\u306b\u30e1\u30bd\u30c3\u30c9\u304c\u8ffd\u52a0<\/strong><\/span>\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305d\u308c\u305e\u308c\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
takeWhile<\/h3>\n
takeWhile<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u9593\u3060\u3051\u51e6\u7406<\/strong><\/span>\u304c\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n
\u4e00\u5ea6\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u304f\u306a\u308b\u3068\u3001\u305d\u306e\u5f8c\u306e\u51e6\u7406\u306f\u5b9f\u884c\u3055\u308c\u307e\u305b\u3093\u3002<\/p>\n
break\u6587\u3067for\u30eb\u30fc\u30d7\u3092\u629c\u3051\u308b\u8a18\u8ff0\u3092\u7c21\u6f54\u306b\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
import java.util.Arrays;\r\nimport java.util.List;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = Arrays.asList(\"s\", \"a\", \"m\", \"u\", \"r\", \"a\", \"i\");\r\n        String str = \"m\";\r\n         \r\n        list.stream().takeWhile(x -> x!= str).forEach(System.out::println);\r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
s\r\na<\/pre>\n
break\u6587\u3067\u30eb\u30fc\u30d7\u3092\u629c\u3051\u308b\u65b9\u6cd5\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u30103\u5206\u3067\u89e3\u6c7aJava\u3011for\u6587\u306e\u30eb\u30fc\u30d7\u5236\u5fa1(break\u3068continue)<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
dropWhile<\/h3>\n
dropWhile<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u6761\u4ef6\u3092\u6e80\u305f\u3057\u3066\u3044\u308b\u9593\u306f\u51e6\u7406\u304c\u884c\u308f\u308c\u307e\u305b\u3093\u3002<\/p>\n
\u4e00\u5ea6\u6761\u4ef6\u3092\u6e80\u305f\u3055\u306a\u304f\u306a\u308b\u3068\u3001\u305d\u306e\u5f8c\u306e\u51e6\u7406\u3092\u5b9f\u884c<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
import java.util.Arrays;\r\nimport java.util.List;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = Arrays.asList(\"s\", \"a\", \"m\", \"u\", \"r\", \"a\", \"i\");\r\n        String str = \"m\";\r\n         \r\n        list.stream().dropWhile(x -> x!= str).forEach(System.out::println);\r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
m\r\nu\r\nr\r\na\r\ni<\/pre>\n
ofNullable<\/h3>\n
ofNullable<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306f\u5f15\u6570\u306b\u6307\u5b9a\u3059\u308b\u5024\u304cnull\u3067\u306a\u3044\u5834\u5408\u306fStream\u3092\u8fd4\u3057\u307e\u3059<\/strong><\/span>\u3002<\/p>\n
null\u306e\u5834\u5408\u306f\u7a7a\u306eStream\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
null\u30c1\u30a7\u30c3\u30af\u304c\u5fc5\u8981\u306a\u304f\u306a\u308a\u307e\u3059<\/strong><\/span>\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u89e3\u8aac\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
java.util.Arrays;\r\nimport java.util.HashMap;\r\nimport java.util.List;\r\nimport java.util.Map;\r\nimport java.util.stream.Stream;\r\n\r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list = Arrays.asList(\"Tokyo\", \"Oosaka\", \"Nagoya\");\r\n        Map<String, String> map = new HashMap<>() {\r\n            {\r\n                put(\"Tokyo\", \"\u6771\u4eac\");\r\n                put(\"Osaka\", \"\u5927\u962a\");\r\n                put(\"Nagoya\", \"\u540d\u53e4\u5c4b\");\r\n            }\r\n        };\r\n         \r\n        list.stream().flatMap(x -> Stream.ofNullable(map.get(x))).forEach(System.out::println);\r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
\u6771\u4eac\r\n\u540d\u53e4\u5c4b<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001List\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8list\u306e\u8981\u7d20\u3092Key\u306e\u5024\u306b\u6307\u5b9a\u3057\u3001Map\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8map\u306eValue\u3092\u8fd4\u3059\u3088\u3046\u306b\u8a18\u8ff0\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
list\u306e\u8981\u7d20\u201dOosaka\u201d\u306fmap\u306eKey\u306b\u306f\u542b\u307e\u308c\u3066\u3044\u306a\u3044\u306e\u3067\u3001Key\u306b”Oosaka”\u3092\u6307\u5b9a\u3059\u308b\u3068null\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
ofNullable\u30e1\u30bd\u30c3\u30c9\u306e\u5f15\u6570\u304cnull\u3067\u3059\u306e\u3067\u3001\u305d\u306e\u5834\u5408\u306f\u30a8\u30e9\u30fc\u3082\u767a\u751f\u305b\u305a<\/strong><\/span>\u3001\u51fa\u529b\u8868\u793a\u3082\u3055\u308c\u3066\u3044\u307e\u305b\u3093\u3002<\/p>\n
\u3053\u306e\u3088\u3046\u306bnull\u30c1\u30a7\u30c3\u30af\u304c\u5fc5\u8981\u306a\u304f\u3001\u7c21\u6f54\u306b\u8a18\u8ff0\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Optional\u30af\u30e9\u30b9\u3067\u306e\u30e1\u30bd\u30c3\u30c9\u306e\u8ffd\u52a0<\/h2>\n
Java8\u3067Optional<\/strong><\/span>\u30af\u30e9\u30b9\u304c\u8ffd\u52a0\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
\u5024\u306e\u306a\u3044\u72b6\u614b\u3092\u300cnull\u300d\u3068\u8a00\u3044\u307e\u3059\u304c\u3001\u958b\u767a\u4e2d\u306fnull\u304c\u539f\u56e0\u3067\u610f\u56f3\u3057\u306a\u3044\u30a8\u30e9\u30fc\u304c\u8d77\u3053\u308b\u3053\u3068\u304c\u3088\u304f\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u305d\u306e\u305f\u3081if\u6587\u306a\u3069\u3092\u4f7f\u3063\u3066null\u30c1\u30a7\u30c3\u30af\u306e\u51e6\u7406\u3092\u66f8\u304f\u5fc5\u8981\u304c\u3042\u308a\u307e\u3057\u305f\u304c\u3001Optional\u30af\u30e9\u30b9\u3092\u4f7f\u3046\u3068\u7c21\u6f54\u306b\u66f8\u304f\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Java9\u3067\u306f\u3053\u306eOptional\u30af\u30e9\u30b9\u306b\u3055\u3089\u306b\u30e1\u30bd\u30c3\u30c9\u304c\u8ffd\u52a0<\/strong><\/span>\u3055\u308c\u307e\u3057\u305f\u3002<\/p>\n
Optional\u30af\u30e9\u30b9\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u306e\u3067\u3001\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
Java8\u306e\u65b0\u6a5f\u80fd\u3092\u5fb9\u5e95\u89e3\u8aac\uff01(\u30e9\u30e0\u30c0\u5f0f\u3001Stream\u306a\u3069)<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\u65b0\u305f\u306b\u8ffd\u52a0\u3055\u308c\u305f\u30e1\u30bd\u30c3\u30c9\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
ifPresentOrElse<\/h3>\n
Java8\u3067\u8ffd\u52a0\u3055\u308c\u305fifPresent\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u3068\u3001null\u3067\u306a\u3044\u5834\u5408\u306e\u307f\u5f15\u6570\u3067\u6307\u5b9a\u3057\u305f\u51e6\u7406\u3092\u884c\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3057\u305f\u3002<\/p>\n
ifPresentOrElse<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3067\u306fnull\u306e\u5834\u5408\u3082\u51e6\u7406\u3092\u884c\u3046<\/strong><\/span>\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
null\u3067\u306a\u3044\u5834\u5408\u306e\u51e6\u7406\u3092\u7b2c1\u5f15\u6570\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
null\u306e\u5834\u5408\u306e\u51e6\u7406\u3092\u7b2c2\u5f15\u6570\u306b\u6307\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
import java.util.Optional;\r\n \r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        String str = null;\r\n        Optional<String> value = Optional.ofNullable(str);\r\n        value.ifPresentOrElse(\r\n            System.out::println, \r\n            () -> System.out.println(\"null\u3067\u3059\"));\r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
null\u3067\u3059<\/pre>\n
or<\/h3>\n
or<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u306fnull\u306e\u5834\u5408\u306e\u307f\u51e6\u7406\u3092\u5b9f\u884c<\/strong><\/span>\u3057\u307e\u3059\u3002<\/p>\n
or\u30e1\u30bd\u30c3\u30c9\u306fOptional\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
import java.util.Optional;\r\n \r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        String str = null;\r\n        Optional<String> value = Optional.ofNullable(str);\r\n        System.out.println(value.or(() -> Optional.of(\"null\u3067\u3059\")).get());\r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
null\u3067\u3059<\/pre>\n
stream<\/h3>\n

\nstream<\/strong><\/span>\u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3046\u3068\u3001null\u30c1\u30a7\u30c3\u30af\u3092\u305b\u305a\u306b<\/strong><\/span>Optional\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u304b\u3089null\u3067\u306a\u3044\u3082\u306e\u3060\u3051\u3092\u53d6\u308a\u51fa\u3059<\/strong><\/span>\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
import java.util.List;\r\nimport java.util.Optional;\r\n \r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n        List<String> list1 = List.of(\"Tokyo\", \"Osaka\");\r\n        List<String> list2 = null;\r\n        \r\n        Optional<List<String>> value1 = Optional.ofNullable(list1);\r\n        Optional<List<String>> value2 = Optional.ofNullable(list2);\r\n        \r\n        value1.stream().flatMap(x -> x.stream()).forEach(System.out::println);\r\n        value2.stream().flatMap(x -> x.stream()).forEach(System.out::println);\r\n    }\r\n    \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
Tokyo\r\nOsaka<\/pre>\n
List\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8list1\u306fnull\u3067\u306f\u306a\u3044\u306e\u3067\u3001stream\u30e1\u30bd\u30c3\u30c9\u3067\u8981\u7d20\u3092\u53d6\u5f97\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u4e00\u65b9list2\u306e\u5834\u5408\u306fnull\u3067\u3042\u308b\u306b\u3082\u304b\u304b\u308f\u3089\u305a\u3001\u30a8\u30e9\u30fc\u306f\u767a\u751f\u305c\u305a<\/strong><\/span>\u306b\u51e6\u7406\u3092\u5b9f\u884c\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
Deprecated\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u5f37\u5316<\/h2>\n
Java9\u3067\u306fDeprecated<\/strong><\/span>\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3067forRemoval<\/strong><\/span>(\u524a\u9664\u3055\u308c\u308b\u304b\uff1f)\u3001since<\/strong><\/span>(\u3044\u3064\u304b\u3089\uff1f)\u3092\u6307\u5b9a\u3067\u304d\u308b\u3088\u3046\u306b\u306a\u308a\u307e\u3057\u305f\u3002<\/p>\n
\u3061\u306a\u307f\u306bDeprecated\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306f\u3001Java\u306e\u30d0\u30fc\u30b8\u30e7\u30f3\u304c\u65b0\u3057\u304f\u306a\u3063\u3066\u4ee5\u524d\u306e\u8a18\u8ff0\u3067\u306f\u975e\u63a8\u5968\u3068\u306a\u308b\u3051\u308c\u3069\u3082\u3001\u4ee5\u524d\u306e\u8a18\u8ff0\u306e\u307e\u307e\u6b8b\u3057\u3066\u304a\u304d\u305f\u3044<\/strong><\/span>\u5834\u5408\u306b\u4f7f\u3044\u307e\u3059\u3002<\/p>\n
\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u78ba\u8a8d\u3057\u307e\u3057\u3087\u3046\u3002<\/p>\n
class ClassSample{\r\n    private int num = 0;\r\n    public ClassSample(int num){\r\n        this.num = num;\r\n    }\r\n    @Deprecated(\r\n        forRemoval = false, \/\/ \u5c06\u6765\u524a\u9664\u3055\u308c\u308b\u304b\uff1f\r\n        since = \"0.9.1\") \/\/ \u3044\u3064\u304b\u3089\u975e\u63a8\u5968\u306b\uff1f\r\n    public int get_num(){\r\n        return num;\r\n    }\r\n    public int getNum(){\r\n        return num;\r\n    }\r\n}\r\n \r\npublic class Main {\r\n \r\n    public static void main(String[] args) {\r\n \r\n        ClassSample cs = new ClassSample(1);\r\n        System.out.println(\"num\u306f \" + cs.get_num() + \"\u3067\u3059\");\r\n        System.out.println(\"num\u306f \" + cs.getNum() + \"\u3067\u3059\");\r\n \r\n    }\r\n \r\n}<\/pre>\n
\u5b9f\u884c\u7d50\u679c\uff1a<\/p>\n
num\u306f 1\u3067\u3059\r\nnum\u306f 1\u3067\u3059<\/pre>\n
\u3053\u306e\u30b5\u30f3\u30d7\u30eb\u30b3\u30fc\u30c9\u3067\u306f\u3001ClassSample\u30af\u30e9\u30b9\u306eget_num\u30e1\u30bd\u30c3\u30c9\u3092getNum\u30e1\u30bd\u30c3\u30c9\u306b\u30e1\u30bd\u30c3\u30c9\u540d\u3092\u5909\u66f4\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u65e7\u306eget_num\u30e1\u30bd\u30c3\u30c9\u306b@Deprecated\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u3092\u4ed8\u3051\u308b\u3053\u3068\u3067\u3001\u975e\u63a8\u5968\u306e\u8b66\u544a\u304c\u51fa\u307e\u3059\u304c\u65e7\u306e\u30e1\u30bd\u30c3\u30c9\u3092\u524a\u9664\u3059\u308b\u3053\u3068\u306a\u304f\u4f7f\u7528\u3059\u308b\u3053\u3068\u3082\u51fa\u6765\u3066\u3044\u307e\u3059\u3002<\/p>\n
forRemoval<\/strong><\/span>\u3067\u5c06\u6765\u524a\u9664\u3055\u308c\u308b\u304b\u3069\u3046\u304b\u6307\u5b9a<\/strong><\/span>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
\u307e\u305f\u3001since<\/strong><\/span>\u3067\u3044\u3064\u304b\u3089\u975e\u63a8\u5968\u306b\u306a\u3063\u305f\u304b\u30d0\u30fc\u30b8\u30e7\u30f3\u3092\u6307\u5b9a<\/strong><\/span>\u3059\u308b\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n
Deprecated\u3092\u306f\u3058\u3081\u3001\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u3044\u65b9\u306b\u3064\u3044\u3066\u306f\u3001\u3053\u3061\u3089\u306e\u30b5\u30a4\u30c8\u3067\u8a73\u3057\u304f\u89e3\u8aac\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305c\u3072\u53c2\u8003\u306b\u3057\u3066\u304f\u3060\u3055\u3044\u3002<\/p>\n            \n                
\n                
\n                    
\n                    \n                    <\/div>\n                    
\n                    
\u3010Java\u5165\u9580\u3011\u30a2\u30ce\u30c6\u30fc\u30b7\u30e7\u30f3\u306e\u4f7f\u3044\u65b9\u3068\u4f5c\u6210\u3059\u308b\u65b9\u6cd5<\/div>\n                    
\u66f4\u65b0\u65e5\uff1a2024\u5e745\u67086\u65e5<\/div>\n                    <\/div>\n                <\/div>\n                <\/div>\n            <\/a>\n            \n
\u307e\u3068\u3081<\/h2>\n
\u4eca\u56de\u306fJava9\u306e\u4e3b\u306a\u65b0\u6a5f\u80fd<\/strong><\/span>\u306b\u3064\u3044\u3066\u89e3\u8aac\u3057\u3066\u304d\u307e\u3057\u305f\u304c\u3001\u3044\u304b\u304c\u3067\u3057\u305f\u304b\uff1f<\/p>\n
JShell<\/strong><\/span>\u3084Jigsaw<\/strong><\/span>\u306a\u3069\u306e\u5927\u304d\u306a\u5909\u66f4\u304c\u3042\u308b\u305f\u3081\u7d30\u304b\u3044\u90e8\u5206\u307e\u3067\u89e3\u8aac\u3057\u304d\u308c\u306a\u304b\u3063\u305f\u306e\u306f\u6b8b\u5ff5\u3067\u3059\u304c\u3001\u3053\u308c\u3089\u306e\u6a5f\u80fd\u3092\u4f7f\u3044\u3088\u308a\u697d\u3092\u3057\u3066\u54c1\u8cea\u306e\u9ad8\u3044\u30b3\u30fc\u30c9\u3092\u304b\u3051\u308b\u3068\u3044\u3044\u3067\u3059\u306d\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
2017\u5e749\u6708\u306b\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305fJava9\u306f\u65b0\u3057\u3044\u6a5f\u80fd\u304c90\u500b\u304f\u3089\u3044\u8ffd\u52a0\u3055\u308c\u3066\u3044\u308b\u305d\u3046\u3067\u3059\u3002 \u300cJava9\u3067\u4f55\u304c\u5909\u308f\u3063\u305f\u306e\uff1f\u300d\u300c\u65b0\u6a5f\u80fd\u306f\u3069\u306e\u3088\u3046\u306b\u4f7f\u3046\u306e\uff1f\u300d\u300c\u3069\u3093\u306a\u3068\u304d\u306b\u65b0\u6a5f\u80fd\u3092\u4f7f\u3046\u306e\uff1f\u300d \u3068\u3044\u3063\u305f\u65b9\u306b\u5411\u3051\u3066\u3001\u4eca\u56de\u306f\u521d\u5fc3\u8005 […]<\/p>\n","protected":false},"author":4,"featured_media":74906,"comment_status":"closed","ping_status":"closed","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"swell_btn_cv_data":"","footnotes":""},"categories":[2343],"tags":[67],"class_list":["post-41943","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-java-start","tag-java"],"acf":[],"yoast_head":"\nJava9\u3068\u306f\uff1f\u958b\u767a\u8005\u306b\u5b09\u3057\u30449\u3064\u306e\u65b0\u6a5f\u80fd\u3092\u5fb9\u5e95\u89e3\u8aac\uff01 | \u4f8d\u30a8\u30f3\u30b8\u30cb\u30a2\u30d6\u30ed\u30b0<\/title>\n<meta name=\"description\" content=\"\u3053\u306e\u8a18\u4e8b\u3067\u306f\u300c Java9\u3068\u306f\uff1f\u958b\u767a\u8005\u306b\u5b09\u3057\u30449\u3064\u306e\u65b0\u6a5f\u80fd\u3092\u5fb9\u5e95\u89e3\u8aac\uff01 \u300d\u306b\u3064\u3044\u3066\u3001\u8ab0\u3067\u3082\u7406\u89e3\u3067\u304d\u308b\u3088\u3046\u306b\u89e3\u8aac\u3057\u307e\u3059\u3002\u3053\u306e\u8a18\u4e8b\u3092\u8aad\u3081\u3070\u3001\u3042\u306a\u305f\u306e\u60a9\u307f\u304c\u89e3\u6c7a\u3059\u308b\u3060\u3051\u3058\u3083\u306a\u304f\u3001\u65b0\u305f\u306a\u6c17\u4ed8\u304d\u3082\u767a\u898b\u3067\u304d\u308b\u3053\u3068\u3067\u3057\u3087\u3046\u3002\u304a\u60a9\u307f\u306e\u65b9\u306f\u305c\u3072\u3054\u4e00\u8aad\u304f\u3060\u3055\u3044\u3002\" \/>\n<meta name=\"robots\" content=\"index, follow, max-snippet:-1, max-image-preview:large, max-video-preview:-1\" \/>\n<link rel=\"canonical\" href=\"https:\/\/www.sejuku.net\/blog\/41943\" \/>\n<meta property=\"og:locale\" content=\"ja_JP\" \/>\n<meta property=\"og:type\" content=\"article\" \/>\n<meta property=\"og:title\" content=\"Java9\u3068\u306f\uff1f\u958b\u767a\u8005\u306b\u5b09\u3057\u30449\u3064\u306e\u65b0\u6a5f\u80fd\u3092\u5fb9\u5e95\u89e3\u8aac\uff01 | 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