{"id":202835,"date":"2025-05-22T09:45:37","date_gmt":"2025-05-22T01:45:37","guid":{"rendered":"https:\/\/server.hk\/cnblog\/202835\/"},"modified":"2025-05-22T09:45:37","modified_gmt":"2025-05-22T01:45:37","slug":"java-%e5%87%bd%e6%95%b0%e5%92%8c-java-%e6%96%b9%e6%b3%95%e5%9c%a8%e5%87%bd%e6%95%b0%e5%bc%8f%e7%bc%96%e7%a8%8b%e4%b8%ad%e7%9a%84%e4%bd%9c%e7%94%a8","status":"publish","type":"post","link":"https:\/\/server.hk\/cnblog\/202835\/","title":{"rendered":"Java \u51fd\u6570\u548c Java \u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u4f5c\u7528"},"content":{"rendered":"

<\/b> <\/p>\n

Java \u51fd\u6570\u548c Java \u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u4f5c\u7528<\/h1>\n

\u600e\u4e48\u5165\u95e8\u6587\u7ae0\u7f16\u7a0b\uff1f\u9700\u8981\u5b66\u4e60\u54ea\u4e9b\u77e5\u8bc6\u70b9\uff1f\u8fd9\u662f\u65b0\u624b\u4eec\u521a\u63a5\u89e6\u7f16\u7a0b\u65f6\u5e38\u89c1\u7684\u95ee\u9898\uff1b\u4e0b\u9762\u5c31\u6765\u7ed9\u5927\u5bb6\u6574\u7406\u5206\u4eab\u4e00\u4e9b\u77e5\u8bc6\u70b9\uff0c\u5e0c\u671b\u80fd\u591f\u7ed9\u521d\u5b66\u8005\u4e00\u4e9b\u5e2e\u52a9\u3002\u672c\u7bc7\u6587\u7ae0\u5c31\u6765\u4ecb\u7ecd\u300aJava \u51fd\u6570\u548c Java \u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u4f5c\u7528\u300b\uff0c\u6d89\u53ca\u5230\uff0c\u6709\u9700\u8981\u7684\u53ef\u4ee5\u6536\u85cf\u4e00\u4e0b<\/p>\n

Java \u51fd\u6570\u548c\u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u626e\u6f14\u7740\u5173\u952e\u89d2\u8272\uff1aJava \u51fd\u6570\u662f\u4e00\u7b49\u516c\u6c11\uff0c\u53ef\u4ee5\u4f20\u9012\u548c\u8fd4\u56de\u3002Java \u65b9\u6cd5\u662f\u7c7b\u6216\u5bf9\u8c61\u4e2d\u5177\u540d\u51fd\u6570\uff0c\u53ef\u4ee5\u4f7f\u7528\u65b9\u6cd5\u5f15\u7528\u6765\u521b\u5efa\u3002\u65b9\u6cd5\u4e0e\u51fd\u6570\u7684\u533a\u522b\u5728\u4e8e\u65b9\u6cd5\u5c5e\u4e8e\u7c7b\u6216\u5bf9\u8c61\uff0c\u6709\u540d\u79f0\uff0c\u800c\u51fd\u6570\u6ca1\u6709\u3002\u51fd\u6570\u901a\u5e38\u7528\u4e8e\u7b80\u5355\u64cd\u4f5c\uff0c\u800c\u65b9\u6cd5\u7528\u4e8e\u5b9e\u73b0\u7279\u5b9a\u4e1a\u52a1\u903b\u8f91\u3002<\/p>\n

<\/p>\n

Java \u51fd\u6570\u548c\u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u4f5c\u7528<\/h2>\n

\u5f15\u8a00\uff1a<\/strong><\/p>\n

\u51fd\u6570\u5f0f\u7f16\u7a0b\u662f\u4e00\u79cd\u7f16\u7a0b\u8303\u5f0f\uff0c\u5b83\u5f3a\u8c03\u4f7f\u7528\u4e0d\u53ef\u53d8\u6570\u636e\u548c\u5904\u7406\u6570\u636e\u7684\u7eaf\u51fd\u6570\u3002Java \u7f16\u7a0b\u8bed\u8a00\u652f\u6301\u51fd\u6570\u5f0f\u7f16\u7a0b\uff0c\u901a\u8fc7\u4f7f\u7528\u51fd\u6570\u548c\u65b9\u6cd5\u6765\u5b9e\u73b0\u3002<\/p>\n

Java \u51fd\u6570\uff1a<\/strong><\/p>\n

    \n
  • Java \u51fd\u6570\u662f\u4e00\u7b49\u516c\u6c11\uff0c\u8fd9\u610f\u5473\u7740\u5b83\u4eec\u53ef\u4ee5\u4f5c\u4e3a\u53c2\u6570\u4f20\u9012\u6216\u8fd4\u56de\u7c7b\u578b\u3002<\/li>\n
  • Lambda \u8868\u8fbe\u5f0f\u5141\u8bb8\u7b80\u6d01\u5730\u7f16\u5199\u533f\u540d\u51fd\u6570\u3002<\/li>\n
  • \u4f8b\u5982\uff1a<\/li>\n<\/ul>\n
    Function<Integer, Integer> add5 = x -> x + 5;<\/pre>\n
    Java \u65b9\u6cd5\uff1a<\/strong><\/p>\n
      \n
    • Java \u65b9\u6cd5\u662f\u7c7b\u6216\u5bf9\u8c61\u4e2d\u7684 named \u51fd\u6570\u3002<\/li>\n
    • \u53ef\u4ee5\u4f7f\u7528\u65b9\u6cd5\u5f15\u7528\u521b\u5efa\u51fd\u6570\uff0c\u8fd9\u662f\u4e00\u79cd\u66f4\u7b80\u6d01\u7684\u65b9\u6cd5\uff0c\u53ef\u4ee5\u6307\u5b9a\u73b0\u6709\u7684\u65b9\u6cd5\u3002<\/li>\n
    • \n
      \u4f8b\u5982\uff1a<\/p>\n
      BiFunction<Integer, Integer, Integer> add = Integer::sum;<\/pre>\n<\/li>\n<\/ul>\n
      \u5b9e\u6218\u6848\u4f8b\uff1a<\/strong><\/p>\n
      \u8003\u8651\u4ee5\u4e0b\u9700\u6c42\uff1a\u5c06\u5b57\u7b26\u4e32\u5217\u8868\u6620\u5c04\u5230\u6574\u6570\u5217\u8868\uff0c\u5176\u4e2d\u6bcf\u4e2a\u5b57\u7b26\u4e32\u7684\u957f\u5ea6\u5c31\u662f\u6574\u6570\u3002<\/p>\n
      \u4f7f\u7528\u51fd\u6570\uff1a<\/strong><\/p>\n
      List<String> strings = List.of(\"Hello\", \"World\", \"Java\");\n\nList<Integer> lengths = strings.stream()\n        .map(str -> str.length())\n        .toList();<\/pre>\n
      \u4f7f\u7528 Java \u65b9\u6cd5\uff1a<\/strong><\/p>\n
      List<String> strings = List.of(\"Hello\", \"World\", \"Java\");\n\nList<Integer> lengths = strings.stream()\n        .map(String::length)\n        .toList();<\/pre>\n
      \u65b9\u6cd5\u548c\u51fd\u6570\u7684\u533a\u522b\uff1a<\/strong><\/p>\n
      \u65b9\u6cd5\u5c5e\u4e8e\u7c7b\u6216\u5bf9\u8c61\uff0c\u800c\u51fd\u6570\u5219\u4e0d\u5c5e\u4e8e\u3002\u65b9\u6cd5\u6709\u540d\u79f0\uff0c\u800c\u51fd\u6570\u5219\u6ca1\u6709\u3002\u901a\u5e38\u60c5\u51b5\u4e0b\uff0c\u4f7f\u7528\u65b9\u6cd5\u6765\u5b9e\u73b0\u7279\u5b9a\u7684\u4e1a\u52a1\u903b\u8f91\uff0c\u800c\u4f7f\u7528\u51fd\u6570\u6765\u8fdb\u884c\u7b80\u5355\u7684\u64cd\u4f5c\u3002<\/p>\n
      \u7ed3\u8bba\uff1a<\/strong><\/p>\n
      Java \u51fd\u6570\u548c\u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u81f3\u5173\u91cd\u8981\uff0c\u5b83\u4eec\u63d0\u4f9b\u4e86\u7075\u6d3b\u6709\u6548\u7684\u65b9\u6cd5\u6765\u5904\u7406\u548c\u8f6c\u6362\u6570\u636e\u3002\u7406\u89e3\u5b83\u4eec\u7684\u5dee\u5f02\u5e76\u6b63\u786e\u4f7f\u7528\u5b83\u4eec\uff0c\u5bf9\u4e8e\u7f16\u5199\u6e05\u6670\u3001\u7b80\u6d01\u548c\u53ef\u7ef4\u62a4\u7684\u51fd\u6570\u5f0f\u4ee3\u7801\u81f3\u5173\u91cd\u8981\u3002<\/p>\n
      \u597d\u4e86\uff0c\u672c\u6587\u5230\u6b64\u7ed3\u675f\uff0c\u5e26\u5927\u5bb6\u4e86\u89e3\u4e86\u300aJava \u51fd\u6570\u548c Java \u65b9\u6cd5\u5728\u51fd\u6570\u5f0f\u7f16\u7a0b\u4e2d\u7684\u4f5c\u7528\u300b\uff0c\u5e0c\u671b\u672c\u6587\u5bf9\u4f60\u6709\u6240\u5e2e\u52a9\uff01\u5173\u6ce8\u516c\u4f17\u53f7\uff0c\u7ed9\u5927\u5bb6\u5206\u4eab\u66f4\u591a\u6587\u7ae0\u77e5\u8bc6\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      Java \u51fd\u6570\u548c Java \u65b9\u6cd5...<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[4925],"tags":[],"class_list":["post-202835","post","type-post","status-publish","format-standard","hentry","category-4925"],"_links":{"self":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202835","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/comments?post=202835"}],"version-history":[{"count":0,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/posts\/202835\/revisions"}],"wp:attachment":[{"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/media?parent=202835"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/categories?post=202835"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/server.hk\/cnblog\/wp-json\/wp\/v2\/tags?post=202835"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}