{"id":1974,"date":"2015-04-13T20:48:37","date_gmt":"2015-04-13T11:48:37","guid":{"rendered":"http:\/\/yucchi.jp\/blog\/?p=1974"},"modified":"2015-04-14T22:10:18","modified_gmt":"2015-04-14T13:10:18","slug":"%e3%83%97%e3%83%ad%e3%82%b0%e3%83%a9%e3%83%9e%e3%83%bc%e3%81%ae%e6%97%a5%e3%82%92-date-and-time-api-%e3%82%92%e4%bd%bf%e3%81%a3%e3%81%a6%e8%aa%bf%e3%81%b9%e3%81%a6%e3%81%bf%e3%81%9f%e3%80%82","status":"publish","type":"post","link":"http:\/\/yucchi.jp\/blog\/?p=1974","title":{"rendered":"\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092 Date and Time API \u3092\u4f7f\u3063\u3066\u8abf\u3079\u3066\u307f\u305f\u3002"},"content":{"rendered":"

\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3063\u3066\u77e5\u3063\u3066\u3044\u307e\u3059\u304b\uff1f<\/p>\n

\u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5358\u4f4d\u3067\u3042\u308b8\u30d3\u30c3\u30c8\u306b256\u901a\u308a\u306e\u8868\u73fe\u304c\u3042\u308b\u3053\u3068\u304b\u3089\u3001<\/p>\n

1\u67081\u65e5\u304b\u3089256\u65e5\u76ee\u306b\u3042\u305f\u308b9\u670813\u65e5\uff08\u958f\u5e74\u306e\u5834\u5408\u306f9\u670812\u65e5\uff09\u3068\u5b9a\u3081\u3089\u308c\u305f\u30ed\u30b7\u30a2\u306e\u516c\u5f0f\u306a\u795d\u65e5\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n

\u30ed\u30b7\u30a2\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3068\u8a00\u3048\u3070 topcoder \u3067\u6d3b\u8e8d\u3057\u3066\u3044\u308b\u512a\u79c0\u306a\u4eba\u304c\u591a\u304f\u3044\u308b\u3053\u3068\u3092\u4f55\u51e6\u304b\u3067\u898b\u305f\u899a\u3048\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n

\u304a\u305d\u3089\u304f\u30ed\u30b7\u30a2\u3067\u306f\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306f\u5c0a\u656c\u3055\u308c\u3001\u7fa8\u671b\u306e\u8077\u696d\u306a\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002<\/p>\n

\u65e5\u672c\u3067\u306f\u3053\u3093\u306a\u6d12\u843d\u305f\u795d\u65e5\u306f\u7121\u3044\u306e\u304c\u6b8b\u5ff5\u3067\u3059\u3002<\/p>\n

\u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3060\u3063\u305f\u3089\u65e5\u672c\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3082\u3086\u3063\u304f\u308a\u904e\u3054\u305b\u308b\u306f\u305a\u306a\u306e\u3067\u305d\u306e\u65e5\u304c\u3044\u3064\u306a\u306e\u304b\u8abf\u3079\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002<\/p>\n

Java SE8 \u304b\u3089\u65b0\u3057\u304f\u8ffd\u52a0\u3055\u308c\u305f Date and Time API \u3092\u4f7f\u3046\u3053\u3068\u304c\u3067\u304d\u307e\u3059\u3002<\/p>\n

\u65b0\u3057\u3044\u7269\u597d\u304d\u306e\u79c1\u306f\u3053\u308c\u3092\u4f7f\u3063\u3066\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u3092\u8868\u793a\u3055\u305b\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7d44\u3093\u3067\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u5b9f\u306f\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f Java Magazine \u306e fix this \u306b\u51fa\u984c\u3055\u308c\u305f\u3082\u306e\u3092\u53c2\u8003\u306b\uff08\u307e\u308b\u3063\u3068\u3044\u305f\u3060\u3044\u3066\uff09\u3057\u3066\u307e\u3059\u3002<\/p>\n

\u306a\u306e\u3067\u6700\u65b0\u306e Java Magazine \u306e fix this \u3092\u697d\u3057\u307f\u306b\u3057\u3066\u3044\u308b\u4eba\u306f\u3053\u308c\u4ee5\u4e0a\u8aad\u307f\u9032\u3081\u306a\u3044\u3067\u304f\u3060\u3055\u3044\u3002<\/p>\n

Java Magazine \u306e fix this \u3068\u540c\u3058\u3088\u3046\u306b TemporalAdjuster \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u5229\u7528\u3059\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7d44\u3093\u3067\u307f\u307e\u3057\u305f\u3002<\/p>\n

\u300c\u898b\u305b\u3066\u8cb0\u304a\u3046\u304b\u3002\u9023\u90a6\u8ecd\u306e\u30e2\u30d3\u30eb\u30b9\u30fc\u30c4\u306e\u6027\u80fd\u3068\u3084\u3089\u3092\uff01\u300d<\/font><\/p>\n

\u3042\u3063\u3001\u9055\u3063\u305f(^_^;)<\/p>\n

\u300c\u898b\u305b\u3066\u8cb0\u304a\u3046\u304b\u3002Java8 \u306e Date and Time API \u306e\u6027\u80fd\u3068\u3084\u3089\u3092\uff01\u300d<\/font><\/p>\n

package jp.yucchi.programmers.day;\r\n\r\nimport java.time.DayOfWeek;\r\nimport java.time.LocalDate;\r\nimport java.time.Year;\r\nimport java.time.format.DateTimeFormatter;\r\nimport java.time.temporal.ChronoField;\r\nimport java.time.temporal.ChronoUnit;\r\nimport static java.time.temporal.ChronoUnit.DAYS;\r\nimport java.time.temporal.TemporalAdjuster;\r\n\r\n\/**\r\n *\r\n * @author Yucchi\r\n *\/\r\npublic class ProgrammersDay {\r\n\r\n    public static void main(String[] args) {\r\n\r\n        LocalDate today = LocalDate.now();\r\n        System.out.println(\"\u4eca\u65e5\u306f\u3001\" + today.format(DateTimeFormatter.ofPattern(\"yyyy\u5e74 M\u6708d\u65e5 E\u66dc\u65e5\")));\r\n        System.out.println(\"(\u25cb\uff65\u03c9\uff65)\uff89-------------end-------------\");\r\n\r\n        TemporalAdjuster programmersDayAduster = temporal -> {\r\n\r\n            if (DAYS.between(LocalDate.of(today.getYear(), 1, 1), temporal) >= 256) {\r\n                temporal = temporal.plus(1, ChronoUnit.YEARS);\r\n            }\r\n\r\n            temporal = temporal.with(ChronoField.DAY_OF_YEAR, 256);\r\n            while (temporal.get(ChronoField.DAY_OF_WEEK) != DayOfWeek.SUNDAY.getValue()) {\r\n                if (Year.isLeap(temporal.get(ChronoField.YEAR))) {\r\n                    temporal = temporal.plus(366, ChronoUnit.DAYS);\r\n                } else {\r\n                    temporal = temporal.plus(365, ChronoUnit.DAYS);\r\n                }\r\n            }\r\n            return temporal;\r\n\r\n        };\r\n\r\n\/\/        \/\/ \u3053\u3061\u3089\u3067\u3082\uff2f\uff2b\uff01\r\n\/\/        LocalDate programmersDay = (LocalDate) programmersDayAduster.adjustInto(today);\r\n        LocalDate programmersDay = today.with(programmersDayAduster);\r\n        System.out.println(\"\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u3001\"\r\n                + programmersDay.format(DateTimeFormatter.ofPattern(\"yyyy\u5e74 M\u6708d\u65e5 E\u66dc\u65e5\")));\r\n        System.out.println(\"(\u25cb\uff65\u03c9\uff65)\uff89-------------end-------------\");\r\n\r\n    }\r\n\r\n}\r\n\r\n\r\n<\/pre>\n
\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u307e\u305a public static LocalDate now() \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u30b7\u30b9\u30c6\u30e0\u30af\u30ed\u30c3\u30af\u3068\u30c7\u30d5\u30a9\u30eb\u30c8\u306e\u30bf\u30a4\u30e0\u30be\u30fc\u30f3\u3092\u4f7f\u7528\u3057\u305f\u73fe\u5728\u306e\u65e5\u4ed8\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u751f\u6210\u3057\u307e\u3059\u3002<\/p>\n
\u305d\u3057\u3066 public String format(DateTimeFormatter formatter) \u30e1\u30bd\u30c3\u30c9\u3067\u6307\u5b9a\u3055\u308c\u305f\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3092\u4f7f\u7528\u3057\u3066\u3053\u306e\u65e5\u4ed8\u3092\u66f8\u5f0f\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
public static DateTimeFormatter ofPattern(String pattern) \u30e1\u30bd\u30c3\u30c9\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30c8\u30d1\u30bf\u30fc\u30f3\u3092\u8a2d\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u3067\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3067\u6307\u5b9a\u3055\u308c\u305f\u30d1\u30bf\u30fc\u30f3\u3067\u73fe\u5728\u306e\u65e5\u4ed8\u304c\u8868\u793a\u3055\u308c\u307e\u3059\u3002<\/p>\n
\u3053\u3053\u304b\u3089\u306f\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u3092\u6c42\u3081\u308b\u51e6\u7406\u3092\u307f\u3066\u3044\u304d\u307e\u3057\u3087\u3046\u3002<\/p>\n
TemporalAdjuster \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3063\u3066\u3069\u3093\u306a\u50cd\u304d\u3092\u3059\u308b\u306e\u3067\u3057\u3087\u3046\u304b\uff1f<\/p>\n
API \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u306b\u306f<\/p>\n
\u6642\u9593\u7684\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8abf\u6574\u3059\u308b\u305f\u3081\u306e\u65b9\u91dd\u3067\u3059\u3002<\/font><\/p>\n
\u30a2\u30b8\u30e3\u30b9\u30bf\u306f\u3001\u6642\u9593\u7684\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u5909\u66f4\u3059\u308b\u305f\u3081\u306e\u4e3b\u8981\u306a\u30c4\u30fc\u30eb\u3067\u3059\u3002\u305d\u308c\u3089\u306f\u3001\u6226\u7565\u30c7\u30b6\u30a4\u30f3\u30fb\u30d1\u30bf\u30fc\u30f3\u306e\u3088\u3046\u306b\u3001\u8abf\u6574\u306e\u30d7\u30ed\u30bb\u30b9\u3092\u5916\u90e8\u5316\u3057\u3066\u7570\u306a\u308b\u30a2\u30d7\u30ed\u30fc\u30c1\u3092\u53ef\u80fd\u306b\u3059\u308b\u305f\u3081\u306b\u5b58\u5728\u3057\u307e\u3059\u3002\u4f8b\u3068\u3057\u3066\u3001\u9031\u672b\u3092\u907f\u3051\u3066\u65e5\u4ed8\u3092\u8a2d\u5b9a\u3059\u308b\u30a2\u30b8\u30e3\u30b9\u30bf\u3084\u3001\u65e5\u4ed8\u3092\u6708\u306e\u6700\u5f8c\u306e\u65e5\u306b\u8a2d\u5b9a\u3059\u308b\u30a2\u30b8\u30e3\u30b9\u30bf\u306a\u3069\u304c\u3042\u308a\u307e\u3059\u3002 <\/font><\/p>\n
TemporalAdjuster\u306b\u306f\u30012\u3064\u306e\u540c\u7b49\u306a\u4f7f\u7528\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u30021\u3064\u76ee\u306f\u3001\u3053\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u4e0a\u3067\u30e1\u30bd\u30c3\u30c9\u3092\u76f4\u63a5\u547c\u3073\u51fa\u3059\u65b9\u6cd5\u3067\u3059\u30022\u3064\u76ee\u306f\u3001Temporal.with(TemporalAdjuster)\u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002 
   \/\/ these two lines are equivalent, but the second approach is recommended
   temporal = thisAdjuster.adjustInto(temporal);
   temporal = temporal.with(thisAdjuster);
 
\u30b3\u30fc\u30c9\u5185\u3067\u306e\u8aad\u307f\u3084\u3059\u3055\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3059\u308b\u305f\u3081\u30012\u3064\u76ee\u306e\u30a2\u30d7\u30ed\u30fc\u30c1(with(TemporalAdjuster))\u3092\u4f7f\u7528\u3059\u308b\u3053\u3068\u3092\u304a\u85a6\u3081\u3057\u307e\u3059\u3002 
TemporalAdjusters\u30af\u30e9\u30b9\u306b\u306f\u3001static\u30e1\u30bd\u30c3\u30c9\u3068\u3057\u3066\u4f7f\u7528\u3067\u304d\u308b\u30a2\u30b8\u30e3\u30b9\u30bf\u306e\u6a19\u6e96\u30bb\u30c3\u30c8\u304c\u542b\u307e\u308c\u3066\u3044\u307e\u3059\u3002\u3053\u308c\u3089\u306e\u6a5f\u80fd\u3092\u6b21\u306b\u793a\u3057\u307e\u3059\u3002 
\u2022\u6708\u306e\u6700\u521d\u307e\u305f\u306f\u6700\u5f8c\u306e\u65e5\u3092\u898b\u3064\u3051\u308b 
\u2022\u7fcc\u6708\u306e\u6700\u521d\u306e\u65e5\u3092\u898b\u3064\u3051\u308b 
\u2022\u305d\u306e\u5e74\u306e\u6700\u521d\u307e\u305f\u306f\u6700\u5f8c\u306e\u65e5\u3092\u898b\u3064\u3051\u308b 
\u2022\u7fcc\u5e74\u306e\u6700\u521d\u306e\u65e5\u3092\u898b\u3064\u3051\u308b 
\u2022\u6708\u5185\u306e\u6700\u521d\u307e\u305f\u306f\u6700\u5f8c\u306e\u66dc\u65e5(\u300c6\u6708\u306e\u6700\u521d\u306e\u6c34\u66dc\u65e5\u300d\u306a\u3069)\u3092\u898b\u3064\u3051\u308b 
\u2022\u6b21\u307e\u305f\u306f\u524d\u306e\u66dc\u65e5(\u300c\u6b21\u306e\u6728\u66dc\u65e5\u300d\u306a\u3069)\u3092\u898b\u3064\u3051\u308b 
\u5b9f\u88c5\u8981\u4ef6:\u3053\u306e\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306f\u5b9f\u88c5\u304c\u53ef\u5909\u3067\u3042\u308b\u3053\u3068\u3092\u5236\u9650\u3057\u307e\u305b\u3093\u304c\u3001\u4e0d\u5909\u306b\u3059\u308b\u3053\u3068\u3092\u5f37\u304f\u304a\u85a6\u3081\u3057\u307e\u3059\u3002<\/font><\/p>\n
\u3068\u8a18\u8f09\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u306a\u3093\u3060\u304b\u3044\u308d\u3044\u308d\u51fa\u6765\u305d\u3046\u306a\u3053\u3068\u304c\u66f8\u3044\u3066\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u305d\u308c\u3067\u306f\u307e\u305a\u3001\u73fe\u5728\u306e\u65e5\u6642\u304c\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\u904e\u304e\u3066\u3044\u305f\u3089\u30e9\u30e0\u30c0\u5f0f\u3067\u6e21\u3055\u308c\u305f LocalDate \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e temporal \u3092\uff11\u5e74\u9032\u3081\u307e\u3059\u3002<\/p>\n
public long between(Temporal temporal1Inclusive, Temporal temporal2Exclusive) \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u5143\u65e5\u304b\u3089\u73fe\u5728\u65e5\u6642\u304c 256\u65e5\u4ee5\u4e0a\u304b\u5224\u5b9a\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3082\u3057\u3001256\u65e5\u4ee5\u4e0a\u904e\u304e\u3066\u3044\u305f\u3089 Temporal plus(long amountToAdd, TemporalUnit unit) \u30e1\u30bd\u30c3\u30c9\u3067 temporal \u3092\uff11\u5e74\u9032\u3081\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u540c\u3058\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306b\u6307\u5b9a\u3055\u308c\u305f\u671f\u9593\u3092\u8ffd\u52a0\u3057\u305f\u3082\u306e\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
TemporalAdjuster programmersDayAduster = temporal -> {<\/font><\/p>\n
    if (DAYS.between(LocalDate.of(today.getYear(), 1, 1), temporal) >= 256) {
        temporal = temporal.plus(1, ChronoUnit.YEARS);
    }
<\/font><\/p>\n
\u6b21\u306b temporal \u306e\u65e5\u6642\u3092 Temporal with(TemporalField field, long newValue) \u30e1\u30bd\u30c3\u30c9\u3092\u4f7f\u3063\u3066\u6307\u5b9a\u3055\u308c\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u3092\u5909\u66f4\u3057\u3066\u3001\u3053\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u540c\u3058\u578b\u306e\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
            temporal = temporal.with(ChronoField.DAY_OF_YEAR, 256);<\/font><\/p>\n
\u3064\u307e\u308a\u3001LocalDate \u30aa\u30d6\u30b8\u30a7\u30af\u30c8 temporal \u3092\u5143\u65e5\u304b\u3089 256 \u65e5\u76ee\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\u751f\u6210\u3057\u3066\u7f6e\u304d\u63db\u3048\u305f\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u6b21\u306f temporal \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u66dc\u65e5\u3092\u53d6\u5f97\u3057\u3066\u305d\u308c\u304c\u6307\u5b9a\u3055\u308c\u305f\u66dc\u65e5\uff08\u65e5\u66dc\u65e5\uff09\u3067\u3042\u308b\u307e\u3067\u5e74\u3092\u9032\u3081\u3066\u51e6\u7406\u3092\u7e70\u308a\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
\u305f\u3060\u3057\u3001\u3046\u308b\u3046\u5e74\u306e\u5834\u5408\u3082\u3042\u308b\u306e\u3067\u305d\u308c\u3082\u51e6\u7406\u3092\u5206\u3051\u307e\u3059\u3002<\/p>\n
\u6307\u5b9a\u3055\u308c\u305f\u66dc\u65e5\u3067\u3042\u308c\u3070 temporal \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
while (temporal.get(ChronoField.DAY_OF_WEEK) != DayOfWeek.SUNDAY.getValue()) {
    if (Year.isLeap(temporal.get(ChronoField.YEAR))) {
        temporal = temporal.plus(366, ChronoUnit.DAYS);
    } else {
        temporal = temporal.plus(365, ChronoUnit.DAYS);
    }
}
<\/font><\/p>\n
while \u30eb\u30fc\u30d7\u306e\u5224\u5b9a\uff08temporal \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u66dc\u65e5\u3092\u53d6\u5f97\u3057\u3066\u305d\u308c\u304c\u6307\u5b9a\u3055\u308c\u305f\u66dc\u65e5\uff08\u65e5\u66dc\u65e5\uff09) \u304b\u3069\u3046\u304b\u306f<\/p>\n
default int get(TemporalField field) \u30e1\u30bd\u30c3\u30c9\u3067\u6307\u5b9a\u3057\u305f\u30d5\u30a3\u30fc\u30eb\u30c9\u306e\u5024\u3092 int \u3068\u3057\u3066\u53d6\u5f97\u3057\u307e\u3059\u3002<\/p>\n
\u305d\u3057\u3066\u3001public int getValue() \u30e1\u30bd\u30c3\u30c9\u3067\u66dc\u65e5\u306e int <\/code>\u5024\u3092\u53d6\u5f97\u3057\u3001\u6bd4\u8f03\u5224\u5b9a\u3092\u3057\u307e\u3059\u3002<\/p>\n
temporal \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u6b21\u306e\u5e74\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u306b\u9032\u3081\u308b\u306e\u306b\u3046\u308b\u3046\u5e74\u304b\u3069\u3046\u304b\u306e\u5224\u5b9a\u3092\u884c\u3044\u307e\u3059\u3002<\/p>\n
if (Year.isLeap(temporal.get(ChronoField.YEAR))) {
    temporal = temporal.plus(366, ChronoUnit.DAYS);
} else {
    temporal = temporal.plus(365, ChronoUnit.DAYS);
}
<\/font><\/p>\n
public static boolean isLeap(long year) \u30e1\u30bd\u30c3\u30c9\u3067\u5224\u5b9a\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u3001ISO\u5148\u767a\u30b0\u30ec\u30b4\u30ea\u30aa\u66a6\u66a6\u4f53\u7cfb\u306e\u30eb\u30fc\u30eb\u306b\u5f93\u3063\u3066\u3001\u5e74\u304c\u3046\u308b\u3046\u5e74\u3067\u3042\u308b\u304b\u3069\u3046\u304b\u3092\u30c1\u30a7\u30c3\u30af\u3057\u307e\u3059\u3002<\/p>\n
\u3046\u308b\u3046\u5e74\u3060\u3063\u305f\u5834\u5408\u306f 1\u5e74\u3068 1\u65e5 (366 \u65e5) \u9032\u3081\u307e\u3059\u3002<\/p>\n
\u3046\u308b\u3046\u5e74\u3067\u306a\u3051\u308c\u3070 1 \u5e74 (365 \u65e5) \u9032\u3081\u307e\u3059\u3002<\/p>\n
\u6700\u5f8c\u306b\u8a08\u7b97\u3055\u308c\u305f\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092 LocalDate \u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3068\u3057\u3066\u53d6\u5f97\u3057\u3066\u8868\u793a\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306b\u306f\u4e8c\u3064\u306e\u7b49\u4fa1\u306a\u65b9\u6cd5\u304c\u3042\u308a\u307e\u3059\u3002<\/p>\n
\u4e00\u3064\u76ee\u306f\u30b3\u30e1\u30f3\u30c8\u30a2\u30a6\u30c8\u3055\u308c\u3066\u3044\u308b\u65b9\u6cd5\u3068\u3057\u3066<\/p>\n
\u51e6\u7406\u304c\u5168\u3066\u7d42\u308f\u3063\u3066\u6307\u5b9a\u306e\u66dc\u65e5\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u8a08\u7b97\u3067\u304d\u305f\u306a\u3089 Temporal adjustInto(Temporal temporal) \u30e1\u30bd\u30c3\u30c9\u306b<\/p>\n
\u8abf\u6574\u3059\u308b\u6642\u9593\u7684\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 today \u3092\u6e21\u3057\u3066\u3001\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u306e\u8abf\u6574\u6e08\u306e\u30b3\u30d4\u30fc\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
LocalDate programmersDay = (LocalDate) programmersDayAduster.adjustInto(today);<\/font><\/p>\n
\u3042\u3068\u306f\u6700\u521d\u3068\u540c\u3058\u3088\u3046\u306b programmersDay \u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3067\u6307\u5b9a\u3055\u308c\u305f\u30d1\u30bf\u30fc\u30f3\u3067\u8868\u793a\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n
\u4e8c\u3064\u76ee\u306e\u65b9\u6cd5\u306f\u3001public LocalDate with(TemporalAdjuster adjuster) \u3092\u4f7f\u7528\u3059\u308b\u65b9\u6cd5\u3067\u3059\u3002<\/p>\n
\u3053\u306e\u30e1\u30bd\u30c3\u30c9\u306f\u65e5\u4ed8\u306e\u8abf\u6574\u6e08\u306e\u30b3\u30d4\u30fc\u3092\u8fd4\u3057\u307e\u3059\u3002<\/p>\n
\u3053\u308c\u306f\u3001\u65e5\u4ed8\u3092\u8abf\u6574\u3057\u3066\u3001\u3053\u306e\u65e5\u4ed8\u306b\u57fa\u3065\u304fLocalDate<\/code>\u3092\u8fd4\u3057\u307e\u3059\u3002\u8abf\u6574\u306f\u3001\u6307\u5b9a\u3055\u308c\u305f\u30a2\u30b8\u30e3\u30b9\u30bf\u6226\u7565\u30aa\u30d6\u30b8\u30a7\u30af\u30c8 ( TemporalAdjuster programmersDayAduster )\u3092\u4f7f\u7528\u3057\u3066\u884c\u308f\u308c\u307e\u3059\u3002<\/p>\n
\u3061\u306a\u307f\u306b\u4e3b\u8981\u306a\u65e5\u4ed8\/\u6642\u9593\u30af\u30e9\u30b9(Month\u3084MonthDay\u306a\u3069)\u306f\u3001TemporalAdjuster\u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u5b9f\u88c5\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u305d\u3057\u3066\u30a2\u30b8\u30e3\u30b9\u30bf\u306f\u3001\u3055\u307e\u3056\u307e\u306a\u9577\u3055\u306e\u6708\u3084\u3046\u308b\u3046\u5e74\u306a\u3069\u306e\u7279\u5225\u306a\u30b1\u30fc\u30b9\u306e\u51e6\u7406\u3092\u62c5\u5f53\u3057\u3066\u3044\u307e\u3059\u3002<\/p>\n
LocalDate programmersDay = today.with(programmersDayAduster);<\/font><\/p>\n
\u3042\u3068\u306f\u6700\u521d\u3068\u540c\u3058\u3088\u3046\u306b programmersDay \u3092\u30d5\u30a9\u30fc\u30de\u30c3\u30bf\u3067\u6307\u5b9a\u3055\u308c\u305f\u30d1\u30bf\u30fc\u30f3\u3067\u8868\u793a\u3059\u308b\u3060\u3051\u3067\u3059\u3002<\/p>\n
TemporalAdjuster \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u306e API \u30c9\u30ad\u30e5\u30e1\u30f3\u30c8\u3067\u306f\u3001\u30b3\u30fc\u30c9\u5185\u3067\u306e\u8aad\u307f\u3084\u3059\u3055\u304c\u5927\u5e45\u306b\u5411\u4e0a\u3059\u308b\u305f\u3081<\/strong>\u3001\u3053\u3061\u3089\u3092\u304a\u52e7\u3081\u3057\u3066\u3044\u307e\u3057\u305f\u3002<\/p>\n
\u4ee5\u4e0a\u3067\u7c21\u5358\u306b\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u89e3\u8aac\u3092\u8a18\u8ff0\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n
\u306a\u304a\u3001\u9593\u9055\u3044\u7b49\u3042\u308b\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u306e\u3067\u3042\u3057\u304b\u3089\u305a(^_^;)<\/p>\n
\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u4eca\u65e5\u306f\u30012015\u5e74 4\u670813\u65e5 \u6708\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u30012015\u5e74 9\u670813\u65e5 \u65e5\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-<\/p>\n
\u4f7f\u3044\u52dd\u624b\u306e\u826f\u304f\u306a\u3044 Calendar \u30af\u30e9\u30b9\u3068\u9055\u3063\u3066\u5b9f\u306b\u826f\u304f\u3067\u304d\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u307e\u305f\u3001Date and Time API \u306f ISO 8601 \u306b\u6e96\u62e0\u3057\u3066\u3044\u3066\u3001\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u3067\u30b9\u30ec\u30c3\u30c9\u30bb\u30fc\u30d5\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002<\/p>\n
Date and Time API \u306f\u30a4\u30df\u30e5\u30fc\u30bf\u30d6\u30eb\u3067\u3042\u308b\u304c\u6545\u306b\u30aa\u30d6\u30b8\u30a7\u30af\u30c8\u3092\u751f\u6210\u3001\u7f6e\u304d\u63db\u3048\u306a\u3069\u306e\u30e1\u30bd\u30c3\u30c9\u304c\u7528\u610f\u3055\u308c\u3066\u3044\u307e\u3059\u3002<\/p>\n
\u3064\u307e\u308a\u3001\u30bb\u30c3\u30bf\u30fc\u30e1\u30bd\u30c3\u30c9\u306f\u7121\u3044\u3068\u3044\u3046\u3053\u3068\u3067\u3059\u3002<\/p>\n
\u300c\u30b6\u30af\u3068\u306f\u9055\u3046<\/em>\u306e\u3060\u3088<\/em>\u3002\u30b6\u30af\u3068\u306f<\/em>\u30fb\u30fb\u30fb\u300d<\/font><\/p>\n
\u9055\u3063\u305f(^_^;)<\/p>\n
\u300cCalendar \u3068\u306f\u9055\u3046<\/em>\u306e\u3060\u3088<\/em>\u3002Calendar \u3068\u306f<\/em>\u30fb\u30fb\u30fb\u300d<\/font><\/p>\n
Date and Time API \u4f7f\u3063\u305f\u3089 Calendar \u30af\u30e9\u30b9\u306a\u3093\u3066\u4f7f\u3048\u306a\u304f\u306a\u308b\u3088\u3002<\/p>\n
\u3055\u3066\u3001\u5148\u307b\u3069\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3067\u3059\u304c\u672c\u5f53\u306b\u3061\u3083\u3093\u3068\u52d5\u3044\u3066\u6b63\u3057\u3044\u5024\u304c\u51fa\u529b\u3055\u308c\u3066\u3044\u308b\u306e\u304b\u78ba\u304b\u3081\u3066\u307f\u307e\u3059\u3002<\/p>\n
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\uff11\uff10\u5e74\u9593\u8868\u793a\u3055\u305b\u3066\u307f\u307e\u3059\u3002<\/p>\n
Stream API \u3092\u5229\u7528\u3057\u3066\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u7d44\u3093\u3067\u307f\u307e\u3057\u305f\u3002<\/p>\n
\u5148\u307b\u3069\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306b\u4e0b\u8a18\u30b3\u30fc\u30c9\u3092\u8ffd\u52a0\u3057\u307e\u3059\u3002<\/p>\n
        System.out.println(\"\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\uff11\uff10\u5e74\u9593\u8868\u793a\u3055\u305b\u308b\u3002\");\r\n        IntStream.range(today.getYear(), today.getYear() + 10)\r\n                .mapToObj(year -> Year.of(year))\r\n                .map(day -> day.atDay(256))\r\n                .forEach(pDay -> System.out.println(pDay.format(DateTimeFormatter.ofPattern(\"yyyy\u5e74 M\u6708d\u65e5 E\u66dc\u65e5\"))));\r\n        System.out.println(\"(\u25cb\uff65\u03c9\uff65)\uff89-------------end-------------\");\r\n\r\n<\/pre>\n
\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u4eca\u65e5\u306f\u30012015\u5e74 4\u670813\u65e5 \u6708\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u30012015\u5e74 9\u670813\u65e5 \u65e5\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\uff11\uff10\u5e74\u9593\u8868\u793a\u3055\u305b\u308b\u3002
2015\u5e74 9\u670813\u65e5 \u65e5\u66dc\u65e5
2016\u5e74 9\u670812\u65e5 \u6708\u66dc\u65e5
2017\u5e74 9\u670813\u65e5 \u6c34\u66dc\u65e5
2018\u5e74 9\u670813\u65e5 \u6728\u66dc\u65e5
2019\u5e74 9\u670813\u65e5 \u91d1\u66dc\u65e5
2020\u5e74 9\u670812\u65e5 \u571f\u66dc\u65e5
2021\u5e74 9\u670813\u65e5 \u6708\u66dc\u65e5
2022\u5e74 9\u670813\u65e5 \u706b\u66dc\u65e5
2023\u5e74 9\u670813\u65e5 \u6c34\u66dc\u65e5
2024\u5e74 9\u670812\u65e5 \u6728\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-<\/p>\n
\u8ffd\u52a0\u3057\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u304c\u6b63\u3057\u304f\u52d5\u3044\u3066\u3044\u308c\u3070 TemporalAdjuster \u30a4\u30f3\u30bf\u30d5\u30a7\u30fc\u30b9\u3092\u5229\u7528\u3057\u305f\u6700\u521d\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u6b63\u3057\u304f\u52d5\u4f5c\u3057\u3066\u3044\u308b\u3068\u601d\u308f\u308c\u307e\u3059\u3002<\/p>\n
\u3061\u3087\u3063\u3068\u5f85\u3066\u3088\uff01<\/p>\n
\u3053\u308c Stream API \u3067\u30b7\u30f3\u30d7\u30eb\u306b\u7d44\u3081\u308b\u3093\u3058\u3083\u306a\u3044\u304b\uff1f<\/p>\n
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u306e\u8a2d\u5b9a\u3092\u571f\u66dc\u65e5\u306b\u3057\u3066\u7d44\u3093\u3067\u8ffd\u52a0\u3057\u3066\u307f\u307e\u3057\u305f\u3002<\/p>\n
\r\n        int startYear;\r\n        if (DAYS.between(LocalDate.of(today.getYear(), 1, 1), today) >= 256) {\r\n            startYear = today.getYear() + 1;\r\n        } else {\r\n            startYear = today.getYear();\r\n        }\r\n\r\n        Stream.iterate(startYear, i -> i + 1)\r\n                .map(year -> Year.of(year))\r\n                .map(day -> day.atDay(256))\r\n                .filter(day -> day.getDayOfWeek() == DayOfWeek.SATURDAY)\r\n                .findFirst().ifPresent(pDay -> System.out.println(\"\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u571f\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u3001\"\r\n                                + pDay.format(DateTimeFormatter.ofPattern(\"yyyy\u5e74 M\u6708d\u65e5 E\u66dc\u65e5\"))));\r\n        System.out.println(\"(\u25cb\uff65\u03c9\uff65)\uff89-------------end-------------\");\r\n\r\n<\/pre>\n
\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u306e\u5b9f\u884c\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/p>\n
\u4eca\u65e5\u306f\u30012015\u5e74 4\u670813\u65e5 \u6708\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u30012015\u5e74 9\u670813\u65e5 \u65e5\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\uff11\uff10\u5e74\u9593\u8868\u793a\u3055\u305b\u308b\u3002
2015\u5e74 9\u670813\u65e5 \u65e5\u66dc\u65e5
2016\u5e74 9\u670812\u65e5 \u6708\u66dc\u65e5
2017\u5e74 9\u670813\u65e5 \u6c34\u66dc\u65e5
2018\u5e74 9\u670813\u65e5 \u6728\u66dc\u65e5
2019\u5e74 9\u670813\u65e5 \u91d1\u66dc\u65e5
2020\u5e74 9\u670812\u65e5 \u571f\u66dc\u65e5
2021\u5e74 9\u670813\u65e5 \u6708\u66dc\u65e5
2022\u5e74 9\u670813\u65e5 \u706b\u66dc\u65e5
2023\u5e74 9\u670813\u65e5 \u6c34\u66dc\u65e5
2024\u5e74 9\u670812\u65e5 \u6728\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u571f\u66dc\u65e5\u3067\u3042\u308b\u4e00\u756a\u8fd1\u3044\u65e5\u306f\u30012020\u5e74 9\u670812\u65e5 \u571f\u66dc\u65e5
(\u25cb\uff65\u03c9\uff65)\uff89————-end————-<\/p>\n
Stream API \u306e\u307b\u3046\u304c\u30b7\u30f3\u30d7\u30eb\u3067\u89e3\u308a\u3084\u3059\u304f\u7dba\u9e97\u306b\u601d\u3048\u308b\u3002(>_<\uff61)<\/p>\n
\u300c\u8a8d\u3081\u305f\u304f\u306a\u3044\u3082\u306e\u3060\u306a\u3002\u81ea\u5206\u81ea\u8eab\u306e\u3001\u82e5\u3055\u3086\u3048\u306e\u904e\u3061\u3068\u3044\u3046\u3082\u306e\u3092\u3002\u300d<\/font><\/p>\n
\u9055\u3046\uff01(^_^;)<\/p>\n
\u300c\u8a8d\u3081\u305f\u304f\u306a\u3044\u3082\u306e\u3060\u306a\u3002\u81ea\u5206\u81ea\u8eab\u306e\u3001\u672a\u719f\u3055\u3086\u3048\u306e\u904e\u3061\u3068\u3044\u3046\u3082\u306e\u3092\u3002\u300d<\/font><\/p>\n
\u4eca\u56de\u3001Date and Time API \u3092\u4f7f\u3063\u3066\u904a\u3093\u3060\u30d7\u30ed\u30b0\u30e9\u30e0\u306f\u4e0b\u8a18 GitHub \u306b\u3042\u308a\u307e\u3059\u3002<\/p>\n
https:\/\/github.com\/Yucchi-1995\/Programmers-Day<\/a><\/p>\n
Java \u697d\u3057\u3044\u306d(^_^)<\/p>\n
\u8ffd\u8a18
Stream API \u3092\u4f7f\u3063\u3066\u6c42\u3081\u308b\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u4fee\u6b63
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3092\u904e\u304e\u3066\u3044\u305f\u3068\u304d\u306f\u6b21\u306e\u5e74\u304b\u3089\u8a08\u7b97\u3059\u308b\u3088\u3046\u306b\u3057\u307e\u3057\u305f\u3002<\/p>\n
Hatena \u30bf\u30b0: Java<\/a><\/div>\n
\n            
\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0<\/a><\/div>\n            
Facebook \u306b\u30b7\u30a7\u30a2<\/a><\/div>\n            
<\/g:plusone><\/div>\n            
Tweet<\/a><\/div>\n    <\/div>\n
\n","protected":false},"excerpt":{"rendered":"
\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u3063\u3066\u77e5\u3063\u3066\u3044\u307e\u3059\u304b\uff1f \u30b3\u30f3\u30d4\u30e5\u30fc\u30bf\u306e\u30c7\u30fc\u30bf\u3092\u6271\u3046\u5358\u4f4d\u3067\u3042\u308b8\u30d3\u30c3\u30c8\u306b256\u901a\u308a\u306e\u8868\u73fe\u304c\u3042\u308b\u3053\u3068\u304b\u3089\u3001 1\u67081\u65e5\u304b\u3089256\u65e5\u76ee\u306b\u3042\u305f\u308b9\u670813\u65e5\uff08\u958f\u5e74\u306e\u5834\u5408\u306f9\u670812\u65e5\uff09\u3068\u5b9a\u3081\u3089\u308c\u305f\u30ed\u30b7\u30a2\u306e\u516c\u5f0f\u306a\u795d\u65e5\u3068\u306a\u3063\u3066\u3044\u307e\u3059\u3002 \u30ed\u30b7\u30a2\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3068\u8a00\u3048\u3070 topcoder \u3067\u6d3b\u8e8d\u3057\u3066\u3044\u308b\u512a\u79c0\u306a\u4eba\u304c\u591a\u304f\u3044\u308b\u3053\u3068\u3092\u4f55\u51e6\u304b\u3067\u898b\u305f\u899a\u3048\u304c\u3042\u308a\u307e\u3059\u3002 \u304a\u305d\u3089\u304f\u30ed\u30b7\u30a2\u3067\u306f\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306f\u5c0a\u656c\u3055\u308c\u3001\u7fa8\u671b\u306e\u8077\u696d\u306a\u306e\u304b\u3082\u3057\u308c\u307e\u305b\u3093\u3002 \u65e5\u672c\u3067\u306f\u3053\u3093\u306a\u6d12\u843d\u305f\u795d\u65e5\u306f\u7121\u3044\u306e\u304c\u6b8b\u5ff5\u3067\u3059\u3002 \u3067\u306f\u3001\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u306e\u65e5\u304c\u65e5\u66dc\u65e5\u3060\u3063\u305f\u3089\u65e5\u672c\u306e\u30d7\u30ed\u30b0\u30e9\u30de\u30fc\u3082\u3086\u3063\u304f\u308a\u904e\u3054\u305b\u308b\u306f\u305a\u306a\u306e\u3067\u305d\u306e\u65e5\u304c\u3044\u3064\u306a\u306e\u304b\u8abf\u3079\u3066\u307f\u308b\u3053\u3068\u306b\u3057\u307e\u3059\u3002 Ja\u2026<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[3],"tags":[17],"class_list":["post-1974","post","type-post","status-publish","format-standard","hentry","category-java","tag-java"],"_links":{"self":[{"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1974","targetHints":{"allow":["GET"]}}],"collection":[{"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=1974"}],"version-history":[{"count":5,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1974\/revisions"}],"predecessor-version":[{"id":1980,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/1974\/revisions\/1980"}],"wp:attachment":[{"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=1974"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=1974"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=1974"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}