{"id":125719,"date":"2020-01-10T00:45:51","date_gmt":"2020-01-09T16:45:51","guid":{"rendered":"http:\/\/4563.org\/?p=125719"},"modified":"2020-01-10T00:45:51","modified_gmt":"2020-01-09T16:45:51","slug":"jep-359-records%ef%bc%8c-java-%e7%9a%84%e6%96%b0%e8%af%ad%e6%b3%95","status":"publish","type":"post","link":"http:\/\/4563.org\/?p=125719","title":{"rendered":"JEP 359: Records\uff0c Java \u7684\u65b0\u8bed\u6cd5"},"content":{"rendered":"
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JEP 359: Records\uff0c Java \u7684\u65b0\u8bed\u6cd5 <\/h1>\n

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\u8cc7\u6df1\u5927\u4f6c : Cbdy <\/span> <\/i> 63<\/span> <\/div>\n
<\/div>\n<\/p><\/div>\n<\/p><\/div>\n<\/p><\/div>\n
<\/p>\n

\u4e0b\u4e2a\u7248\u672c\uff0c\u8239\u65b0\u7684\u8bed\u6cd5<\/p>\n

\u4f20\u9001\u95e8<\/p>\n

\u5dee\u4e0d\u591a\u5c31\u662f\u8fd9\u6837\u7684<\/p>\n

record Point(int x, int y) { } <\/code><\/pre>\n
\u6548\u679c\u7c7b\u4f3c\u4e8e\u8fd9\u6837<\/p>\n
@lombok.Value public class Point {  private int x; private int y;  } <\/code><\/pre>\n
\u6709\u70b9\u50cf\u5f53\u5e74\u7684 enum \u8bed\u6cd5\u7cd6<\/p>\n
\u5927\u5bb6\u89c9\u5f97\u8fd9\u4e2a\u65b0 Feature \u5982\u4f55\uff1f<\/p>\n<\/p><\/div>\n
<\/p>\n
 \u5927\u4f6c\u6709\u8a71\u8aaa<\/b> (22<\/span>)        <\/div>\n
 <\/div>\n<\/p><\/div>\n<\/p><\/div>\n
    \n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : watsy0007 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8d44\u74f7                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : cedoo22 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 emmm\uff0c \u53ef\u4ee5\u51cf\u5c11\u4ee3\u7801\u91cf\u3002\u3002pojo \u7c7b\u76f4\u63a5\u5168\u5e72\u6389 \uff0c \u54c8\u54c8\u54c8\u54c8\u54c8\u54c8\u54c8\u54c8\u54c8\u54c8\u3002
    BOSS\uff1a \u5c0f\u7334\u5b50\uff0c\u4f60\u8fd9\u4e2a\u6708\u7684\u5de5\u4f5c\u91cf\u4e0d\u591f\u554a~~                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : popesaga <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 groovy \u5c31\u6709\u8fd9\u79cd\u5199\u6cd5\u5427\uff0cJava \u73b0\u5728\u8d8a\u6765\u8d8a\u50cf\u5176\u4ed6 JVM \u8bed\u8a00\u4e86                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : la2la <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5e0c\u671b 5 \u5e74\u5185\u6211\u80fd\u7528\u7684\u4e0a                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : Mistwave <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u548c Scala \u7684 case class \u5dee\u4e0d\u591a\uff1f                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : 11ssss <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u6709\u53d8\u5316\u662f\u597d\u4e8b \u597d\u4e0d\u597d\u7528\u662f\u53e6\u4e00\u65b9\u9762\u4e86 \u76ee\u524d\u7684\u6280\u672f\u8d8b\u52bf \u4e00\u5b9a\u8981\u591a\u7559\u51e0\u6761\u540e\u8def                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : lihongjie0209 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u53ef\u4ee5\u7684\uff0c \u628a\u793e\u533a\u4e2d\u7684\u4f18\u79c0\u5b9e\u8df5\uff08 lombok \uff09\u6dfb\u52a0\u5230\u8bed\u8a00\u4e2d\u624d\u80fd\u4fdd\u8bc1\u8bed\u8a00\u7684\u6d3b\u529b                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : dishonest <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 python \u7684 dataclass                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : hahastudio <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u68a6\u56de Pascal                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : BBCCBB <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 dataclass,<\/p>\n
    \u611f\u89c9 class Point(int x, int y){} \u6bd4 record Point(int x, int y) {} \u597d\u561b, \u8fd8\u4e0d\u7528\u52a0\u5173\u952e\u5b57.                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : chendy <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u7c7b\u4f3c kotlin \u7684 data class \uff1f
    \u540c 4 \uff0c\u5e0c\u671b\u4e94\u5e74\u5185\u80fd\u5728\u516c\u53f8\u9879\u76ee\u7528\u5f97\u4e0a                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : littleshy <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 C# \u4e5f\u662f\u8bf4\u4e86\u5f88\u4e45\u4e86\u3002\u4ee5\u524d\u8bf4 8 \u8981\u52a0\uff0c\u73b0\u5728\u4e0d\u77e5\u9053 9 \u6709\u6ca1\u6709\u5e0c\u671b\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : littleshy <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u50cf F#\u8fd9\u4e9b\u51fd\u6570\u5f0f\u7684\u521a\u5f00\u59cb\u90fd\u6709\u8fd9\u8bed\u6cd5\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : rockyou12 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 scala \u7684 case class \u548c kotlin \u7684 data class \uff1f\u6709\u5f53\u7136\u5f88\u597d\uff0c\u62fc\u6570\u636e\u4f20\u6570\u636e\u65b9\u4fbf\u5f97\u591a\u3002\u4f46\u6211\u6700\u60f3\u8981\u7684\u8fd8\u662f kotlin \u90a3\u79cd\u7684 Null Safety\uff0c`?`\u7528\u8d77\u6765\u771f\u7684\u723d                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : linghu1989122 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8fd8\u662f\u559c\u6b22 python \u7684\u8bed\u6cd5                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : Raymon111111 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 java \u786e\u5b9e\u7f3a\u4e4f data \u7ed3\u6784<\/p>\n
    \u8fd9\u4e0d\u5149\u5149\u662f\u8bed\u6cd5\u7cd6, \u5bf9\u4e8e jvm \u6765\u8bf4, \u4e13\u95e8\u6709\u8fd9\u79cd\u7c7b\u4e5f\u662f\u6709\u5f88\u591a\u4f18\u5316\u53ef\u4ee5\u505a\u7684                                                            <\/p><\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : hyrepo <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u81ea\u4ece\u4e0a\u4e86 Kotlin \u7684\u8f66\uff0c\u8d8a\u6765\u8d8a\u627e\u4e0d\u5230\u7528 Java \u7684\u7406\u7531\u2026                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
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     \u8cc7\u6df1\u5927\u4f6c : qwerthhusn <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u76f8\u6bd4\u8fd9\u4e2a\uff0c\u6211\u66f4\u671f\u5f85 Text Blocks\uff0c\u6068\u4e0d\u5f97 11 \u5c31\u80fd\u6709\u6b64\u529f\u80fd                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : optional <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u5e0c\u671b\u6765\u4e2a value type                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : conn4575 <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u611f\u89c9\u8fd8\u662f python \u7684\u6700\u597d\u7528\uff0c\u8bdd\u8bf4\u4e3a\u5565\u5927\u5bb6\u90fd\u4e00\u8d77\u52a0\u8fd9\u4e2a feature                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : luozic <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 Java \u6709 struct \u8fd9\u4e1c\u897f\uff1f \u6ca1\u6709\u505a\u8bed\u6cd5\u7cd6\u4e5f\u80fd\u7701\u4e0d\u5c11\u884c\u6570\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n
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     \u8cc7\u6df1\u5927\u4f6c : tigerfyj <\/span>  <\/div>\n
     <\/i>            <\/span> <\/div>\n<\/p><\/div>\n
                                                                 \u8fd8\u8981\u770b\u6709\u6ca1\u6709\u81ea\u5e26\u7684 builder \u53ca\u5176 API \u4e30\u5bcc\u7a0b\u5ea6\uff0c\u5426\u5219\u7ed3\u6784\u590d\u6742\u7684\u65f6\u5019\u5c31\u4e0d\u597d\u7528\u4e86\u3002                                                            <\/div>\n<\/p><\/div>\n<\/li>\n
  • \n","protected":false},"excerpt":{"rendered":"
    JEP 359: Records\uff0c…<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":[],"categories":[],"tags":[],"_links":{"self":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/125719"}],"collection":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts"}],"about":[{"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcomments&post=125719"}],"version-history":[{"count":0,"href":"http:\/\/4563.org\/index.php?rest_route=\/wp\/v2\/posts\/125719\/revisions"}],"wp:attachment":[{"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fmedia&parent=125719"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Fcategories&post=125719"},{"taxonomy":"post_tag","embeddable":true,"href":"http:\/\/4563.org\/index.php?rest_route=%2Fwp%2Fv2%2Ftags&post=125719"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}