{"blog_url":"https://oboe2uran.hatenablog.com/","published":"2020-05-14 22:32:51","categories":["Java"],"author_url":"https://blog.hatena.ne.jp/posturan/","title":"Stream boolean \u3092\u96c6\u8a08","height":"190","image_url":null,"version":"1.0","blog_title":"Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332","description":"Stream \u51e6\u7406\u3057\u3066\u5358\u306b\u3001boolean \u3092\u96c6\u8a08\u3057\u305f\u3044\u6642\u3001 \uff11\u3064\u3067\u3082 true \u304c\u767a\u751f\u3001\u307e\u305f\u306f\u5168\u3066\u304c true \u306b\u306a\u308b\u304b\u3092\u6c42\u3081\u308b\u6642\u306a\u3069\u3001 forEach \u3067\u3001AtomicBoolean \u3092\u30bb\u30c3\u30c8\u3059\u308b\u306e\u306f\u76f4\u611f\u7684\u3060\u304c\u3001\u8ce2\u304f\u306f\u306a\u3044\u3002map \u30e1\u30bd\u30c3\u30c9\u3067\u3001Boolean \u306b\u5909\u63db\u3057\u3066 collect \u3067\u96c6\u8a08\u3059\u308b\u306e\u304c\u30b9\u30de\u30fc\u30c8\u3067\u3042\u308b\u3002 Stream<T> stream; stream.map(t->{ // TODO return true \u304b false \u3092\u8fd4\u3059\u3002\u3002\u3002 }) \uff11\u3064\u3067\u3082 true \u2192 true\u3092\u8fd4\u3059\u3002 .collect( Collectors.reducing(false, Boolean:\u2026","type":"rich","provider_url":"https://hatena.blog","provider_name":"Hatena Blog","author_name":"posturan","html":"<iframe src=\"https://hatenablog-parts.com/embed?url=https%3A%2F%2Foboe2uran.hatenablog.com%2Fentry%2F2020%2F05%2F14%2F223251\" title=\"Stream boolean \u3092\u96c6\u8a08 - Oboe\u5439\u304d\u30d7\u30ed\u30b0\u30e9\u30de\u306e\u9ed9\u793a\u9332\" class=\"embed-card embed-blogcard\" scrolling=\"no\" frameborder=\"0\" style=\"display: block; width: 100%; height: 190px; max-width: 500px; margin: 10px 0px;\"></iframe>","url":"https://oboe2uran.hatenablog.com/entry/2020/05/14/223251","width":"100%"}