{"id":937,"date":"2021-02-18T12:47:09","date_gmt":"2021-02-18T04:47:09","guid":{"rendered":"https:\/\/www.52dixiaowo.com\/java\/?p=937"},"modified":"2021-02-18T12:47:10","modified_gmt":"2021-02-18T04:47:10","slug":"supplier-%e5%87%bd%e6%95%b0%e5%bc%8f%e6%8e%a5%e5%8f%a3","status":"publish","type":"post","link":"https:\/\/www.52dixiaowo.com\/java\/post-937.html","title":{"rendered":"Supplier \u51fd\u6570\u5f0f\u63a5\u53e3"},"content":{"rendered":"\n<p>\u6b64\u63a5\u53e3\u662f\u4e00\u4e2a\u751f\u4ea7\u578b\u63a5\u53e3<\/p>\n\n\n\n<h5>1.\u5bfc\u5305<\/h5>\n\n\n\n<pre class=\"wp-block-code\"><code>import java.util.function.Supplier;<\/code><\/pre>\n\n\n\n<h5>2.\u65b9\u6cd5<\/h5>\n\n\n\n<p>\u6b64\u63a5\u53e3\uff0c\u4ec5\u5305\u542b\u4e00\u4e2a\u65e0\u53c2\u65b9\u6cd5 T get() \uff0c\u8868\u793a\u83b7\u53d6\u6570\u636e<\/p>\n\n\n\n<p>\u8be5\u63a5\u53e3\uff0c\u672c\u8eab\u662f\u4e00\u4e2a\u6cdb\u578b\u63a5\u53e3\uff0c\u5373 Supplier&lt;T>\uff0c\u4f7f\u7528\u6cdb\u578b\u4f20\u9012\u4e00\u4e2a\u7c7b\u578b\u7684\u53c2\u6570<\/p>\n\n\n\n<pre class=\"wp-block-code\"><code>import java.util.function.Supplier;\npublic class Demo01Supplier {\r\n    \/\/\u5b9a\u4e49\u4e00\u4e2a\u65b9\u6cd5,\u65b9\u6cd5\u7684\u53c2\u6570\u4f20\u9012Supplier&lt;T>\u63a5\u53e3,\u6cdb\u578b\u6267\u884cString,get\u65b9\u6cd5\u5c31\u4f1a\u8fd4\u56de\u4e00\u4e2aString\r\n    public static String getString(Supplier&lt;String> sup){\r\n        return sup.get();\r\n    }\r\n    public static void main(String&#91;] args) {\r\n        \/\/\u751f\u4ea7\u578b\u63a5\u53e3\uff0c\u63a5\u53e3\u6307\u5b9a\u4ec0\u4e48\u7c7b\u578b\uff0c \u5c31\u8fd4\u56de\u4e00\u4e2a\u4ec0\u4e48\u7c7b\u578b\u7684\u6570\u636e\n        String s = getString(()->\"Java\u6559\u7a0b\");\r\n        System.out.println(s);\r\n    }\r\n}<\/code><\/pre>\n","protected":false},"excerpt":{"rendered":"<p>\u6b64\u63a5\u53e3\u662f\u4e00\u4e2a\u751f\u4ea7\u578b\u63a5\u53e3 1.\u5bfc\u5305 2.\u65b9\u6cd5 \u6b64\u63a5\u53e3\uff0c\u4ec5\u5305\u542b\u4e00\u4e2a\u65e0\u53c2\u65b9\u6cd5 T get() \uff0c\u8868\u793a\u83b7\u53d6\u6570\u636e \u8be5\u63a5\u53e3&hellip; <a href=\"https:\/\/www.52dixiaowo.com\/java\/post-937.html\" class=\"more-link\">\u7ee7\u7eed\u9605\u8bfb <span class=\"screen-reader-text\">Supplier \u51fd\u6570\u5f0f\u63a5\u53e3<\/span><\/a><\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[28],"tags":[],"_links":{"self":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/937"}],"collection":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/comments?post=937"}],"version-history":[{"count":0,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/posts\/937\/revisions"}],"wp:attachment":[{"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/media?parent=937"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/categories?post=937"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/www.52dixiaowo.com\/java\/wp-json\/wp\/v2\/tags?post=937"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}