{"id":86,"date":"2012-05-20T06:13:29","date_gmt":"2012-05-19T21:13:29","guid":{"rendered":"http:\/\/yucchi.jp\/blog\/?p=86"},"modified":"2013-04-24T22:37:01","modified_gmt":"2013-04-24T13:37:01","slug":"comparator-%e4%bd%bf%e3%81%a3%e3%81%a6%e6%80%9d%e3%81%a3%e3%81%9f%e3%81%93%e3%81%a8","status":"publish","type":"post","link":"http:\/\/yucchi.jp\/blog\/?p=86","title":{"rendered":"Comparator \u4f7f\u3063\u3066\u601d\u3063\u305f\u3053\u3068"},"content":{"rendered":"<p><font size=\"3\">Comparator \u3092\u4f7f\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u3064\u304f\u3063\u305f\u3002<\/font><\/p>\n<p><font size=\"3\">\u305d\u3057\u3066\u3001\u601d\u3063\u305f\u3002<\/font><\/p>\n<p><font size=\"3\">\u3044\u3064\u3082\u306a\u304c\u3089\u30fb\u30fb\u30fb\u3000\u3060\u306a\u3002(\uffe3\u3002\uffe3;)<\/font><\/p>\n<style type=\"text\/css\">\n<!--\ntable {color: #000000; background-color: #e9e8e2; font-family: \u3086\u305f\u307d\u3093\uff08\u30b3\u30fc\u30c7\u30a3\u30f3\u30b0\uff09}\n-->\n<\/style>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td align=\"left\">jp\\yucchi\\lambda_charenge_1\\Bust.java<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre>\r\npackage jp.yucchi.lambda_charenge_1;\r\n\r\nclass Bust {\r\n\r\n    private int bustSize;\r\n    private String evaluation;\r\n\r\n    public Bust(int bustSize, String type) {\r\n        this.bustSize = bustSize;\r\n        this.evaluation = type;\r\n    }\r\n\r\n    public int getBustSize() {\r\n        return bustSize;\r\n    }\r\n\r\n    public String getEvaluation() {\r\n        return evaluation;\r\n    }\r\n}\r\n<\/pre>\n<table width=\"100%\">\n<tbody>\n<tr>\n<td align=\"left\">jp\\yucchi\\lambda_charenge_1\\Lambda_charenge_1.java<\/td>\n<\/tr>\n<\/tbody>\n<\/table>\n<pre>\r\npackage jp.yucchi.lambda_charenge_1;\r\n\r\nimport java.util.ArrayList;\r\nimport java.util.Collections;\r\nimport java.util.Comparator;\r\nimport java.util.Iterator;\r\n\r\npublic class Lambda_charenge_1 {\r\n\r\n    public static void main(String[] args) {\r\n\r\n        ArrayList<Bust> al = new ArrayList();\r\n        al.add(new Bust(90, \"\u5de8\u4e73\"));\r\n        al.add(new Bust(70, \"\u8ca7\u4e73\"));\r\n        al.add(new Bust(100, \"\u7206\u4e73\"));\r\n        al.add(new Bust(80, \"\u666e\u901a\u4e73\"));\r\n        Collections.sort(al, new Comparator<Bust>() {\r\n            @Override\r\n            public int compare(Bust o1, Bust o2) {\r\n                return (o1.getBustSize() < o2.getBustSize() ? -1 : o1.getBustSize() == o2.getBustSize() ? 0 : 1);\r\n            }\r\n        });\r\n\r\n        Iterator<Bust> it = al.iterator();\r\n        while (it.hasNext()) {\r\n            Bust data = it.next();\r\n            System.out.println(data.getBustSize() + \": \" + data.getEvaluation());\r\n        }\r\n    }\r\n}\r\n\r\n<\/pre>\n<p><font size=\"3\">\u5b9f\u884c\u7d50\u679c\u306f\u6b21\u306e\u3088\u3046\u306b\u306a\u308a\u307e\u3059\u3002<\/font><\/p>\n<p><font size=\"3\">run:<br \/>70: \u8ca7\u4e73<br \/>80: \u666e\u901a\u4e73<br \/>90: \u5de8\u4e73<br \/>100: \u7206\u4e73<br \/>\u69cb\u7bc9\u6210\u529f (\u5408\u8a08\u6642\u9593: 0 \u79d2)<\/font><\/p>\n<p><font size=\"3\">\u3053\u3053\u3067\u3001\u3055\u3089\u306b\u601d\u3063\u305f\u3002<\/font><\/p>\n<p><font size=\"3\">Java 8 \u3067\u63a1\u7528\u3055\u308c\u308b Lambda \u3092\u4f7f\u3048\u3070 Comparator \u306e\u90e8\u5206\u304c\u3059\u3063\u304d\u308a\u3059\u308b\u3093\u3060\u308d\u3046\u304b\uff1f<\/font><\/p>\n<p><font size=\"3\">\u3055\u3089\u306b\u601d\u3063\u305f\u3002<\/font><\/p>\n<p><font size=\"3\">\u3068\u3053\u308d\u3067\u3001Lambda \u3063\u3066\u4f55\uff1f<\/font><\/p>\n<p><font size=\"3\">\u3088\u304f\u3088\u304f\u8003\u3048\u305f\u3089 Lambda \u306e\u524d\u306b\u3084\u308d\u3046\u3068\u3057\u3066\u3044\u305f\u30af\u30ed\u30fc\u30b8\u30e3\u3068\u304b\u3044\u3046\u3082\u306e\u3082\u3055\u3063\u3071\u308a\u77e5\u3089\u306a\u3044\u3002<\/font><\/p>\n<p><font size=\"3\">\u305d\u308d\u305d\u308d Lambda \u306b\u3064\u3044\u3066\u8abf\u3079\u59cb\u3081\u306a\u3051\u308c\u3070 JDK 8 \u304c\u30ea\u30ea\u30fc\u30b9\u3055\u308c\u305f\u3068\u3057\u3066\u3082\u6642\u4ee3\u306e\u6ce2\u306b\u4e57\u308c\u306a\u3044\u3002<\/font><\/p>\n<p><font size=\"3\">\u3053\u3053\u3067\u3001\u3055\u3089\u306b\u601d\u3063\u305f\u3002<\/font><\/p>\n<p><font size=\"3\">Lambda \u3082\u7121\u304b\u3063\u305f\u3053\u3068\u306b\u306a\u3089\u306a\u3044\u304b\u306a\u3041\u30fb\u30fb\u30fb\uff08\u5f8c\u308d\u5411\u304d\u30fb\u30fb\u30fb<\/font><\/p>\n<p><font size=\"3\">\u3067\u3001\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092 Lambda \u3092\u4f7f\u3063\u3066\u3059\u3063\u304d\u308a\u3055\u305b\u308b\u3053\u3068\u304c\u3067\u304d\u308b\u306e\u304b\uff1f<\/font><\/p>\n<p><font size=\"3\">\u79c1\u306b\u306f\u7d76\u5bfe\u7121\u7406(&gt;_&lt;)<\/font><\/p>\n<p><font size=\"3\">\u3044\u3063\u305f\u3044\u3001\u4f55\u3092\u3069\u3046\u3059\u308c\u3070\u3044\u3044\u306e\u304b\u89e3\u3089\u306a\u3044\u3002<\/font><\/p>\n<p><font size=\"3\">\u5f53\u7136\u3068\u3044\u3048\u3070\u5f53\u7136\u3060\u3002<\/font><\/p>\n<p><font size=\"3\">Lambda \u3092\u77e5\u3089\u306a\u3044\u304b\u3089\u306d\u3002<\/font><\/p>\n<p><font size=\"3\">\u305f\u3060\u3001\u672c\u5f53\u306b\u3053\u306e\u30d7\u30ed\u30b0\u30e9\u30e0\u3092 Lambda \u3092\u4f7f\u3048\u3070\u3059\u3063\u304d\u308a\u3057\u305f\u30b3\u30fc\u30c9\u306b\u5909\u66f4\u53ef\u80fd\u306a\u306e\u304b\u304c\u77e5\u308a\u305f\u3044\u3002<\/font><\/p>\n<p><font size=\"3\">\u8ab0\u304b\u6559\u3048\u3066\u3051\u308d\u3002\uff08\u3044\u3064\u3082\u306a\u304c\u3089\u52aa\u529b\u306f\u5acc\u3044 (^_^;)<\/font><\/p>\n<div style=\"padding-bottom: 0px; margin: 0px; padding-left: 0px; padding-right: 0px; display: inline; float: none; padding-top: 0px\" id=\"scid:0767317B-992E-4b12-91E0-4F059A8CECA8:ffcee127-82db-45a5-87cc-52c0c60a24d2\" class=\"wlWriterEditableSmartContent\">Hatena \u30bf\u30b0: <a href=\"http:\/\/b.hatena.ne.jp\/t\/Java\" rel=\"tag\">Java<\/a><\/div>\n<p><font size=\"3\"><\/font><\/p>\n<div class='wp_social_bookmarking_light'>\n            <div class=\"wsbl_hatena\"><a href='\/\/b.hatena.ne.jp\/add?mode=confirm&url=http%3A%2F%2Fyucchi.jp%2Fblog%2F%3Fp%3D86&title=Comparator%20%E4%BD%BF%E3%81%A3%E3%81%A6%E6%80%9D%E3%81%A3%E3%81%9F%E3%81%93%E3%81%A8' title='\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0' rel=nofollow class='wp_social_bookmarking_light_a' target=_blank><img src='http:\/\/yucchi.jp\/blog\/wp-content\/plugins\/wp-social-bookmarking-light\/public\/images\/hatena.gif' alt='\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0' title='\u3053\u306e\u30a8\u30f3\u30c8\u30ea\u30fc\u3092\u306f\u3066\u306a\u30d6\u30c3\u30af\u30de\u30fc\u30af\u306b\u8ffd\u52a0' width='16' height='12' class='wp_social_bookmarking_light_img' \/><\/a><\/div>\n            <div class=\"wsbl_facebook\"><a href='http:\/\/www.facebook.com\/share.php?u=http%3A%2F%2Fyucchi.jp%2Fblog%2F%3Fp%3D86&t=Comparator%20%E4%BD%BF%E3%81%A3%E3%81%A6%E6%80%9D%E3%81%A3%E3%81%9F%E3%81%93%E3%81%A8' title='Facebook \u306b\u30b7\u30a7\u30a2' rel=nofollow class='wp_social_bookmarking_light_a' target=_blank><img src='http:\/\/yucchi.jp\/blog\/wp-content\/plugins\/wp-social-bookmarking-light\/public\/images\/facebook.png' alt='Facebook \u306b\u30b7\u30a7\u30a2' title='Facebook \u306b\u30b7\u30a7\u30a2' width='16' height='16' class='wp_social_bookmarking_light_img' \/><\/a><\/div>\n            <div class=\"wsbl_google_plus_one\"><g:plusone size=\"medium\" annotation=\"none\" href=\"http:\/\/yucchi.jp\/blog\/?p=86\" ><\/g:plusone><\/div>\n            <div class=\"wsbl_twitter\"><a href=\"https:\/\/twitter.com\/share\" class=\"twitter-share-button\" data-url=\"http:\/\/yucchi.jp\/blog\/?p=86\" data-text=\"Comparator \u4f7f\u3063\u3066\u601d\u3063\u305f\u3053\u3068\" data-lang=\"ja\">Tweet<\/a><\/div>\n    <\/div>\n<br class='wp_social_bookmarking_light_clear' \/>\n","protected":false},"excerpt":{"rendered":"<p>Comparator \u3092\u4f7f\u3063\u305f\u30d7\u30ed\u30b0\u30e9\u30e0\u3092\u3064\u304f\u3063\u305f\u3002 \u305d\u3057\u3066\u3001\u601d\u3063\u305f\u3002 \u3044\u3064\u3082\u306a\u304c\u3089\u30fb\u30fb\u30fb\u3000\u3060\u306a\u3002(\uffe3\u3002\uffe3;) jp\\yucchi\\lambda_charenge_1\\Bust.java package jp.yucchi.lambda_charenge_1; class Bust { private int bustSize; private String evaluation; public Bust(int bustSize, String type) { this.bustSize = bustSize; this.evaluation = type; } public int get\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-86","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\/86","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=86"}],"version-history":[{"count":3,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/86\/revisions"}],"predecessor-version":[{"id":853,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=\/wp\/v2\/posts\/86\/revisions\/853"}],"wp:attachment":[{"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=86"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=86"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/yucchi.jp\/blog\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=86"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}