{"id":923229,"date":"2024-06-30T09:29:05","date_gmt":"2024-06-30T09:29:05","guid":{"rendered":"https:\/\/proxyelite.info\/?p=923229"},"modified":"2024-06-27T09:33:06","modified_gmt":"2024-06-27T09:33:06","slug":"convert-date-to-localdate-or-localdatetime-and-back","status":"publish","type":"post","link":"https:\/\/proxyelite.info\/vi\/convert-date-to-localdate-or-localdatetime-and-back\/","title":{"rendered":"Chuy\u1ec3n \u0111\u1ed5i ng\u00e0y th\u00e0nh LocalDate ho\u1eb7c LocalDateTime v\u00e0 quay l\u1ea1i"},"content":{"rendered":"

\u0110\u1ec3 chuy\u1ec3n \u0111\u1ed5i m\u1ed9t Date<\/code> ch\u1ee7 \u0111\u1ec1 LocalDate<\/code> ho\u1eb7c LocalDateTime<\/code> v\u00e0 ng\u01b0\u1ee3c l\u1ea1i trong Java, b\u1ea1n c\u00f3 th\u1ec3 s\u1eed d\u1ee5ng java.time<\/code> g\u00f3i \u0111\u01b0\u1ee3c gi\u1edbi thi\u1ec7u trong Java 8. D\u01b0\u1edbi \u0111\u00e2y l\u00e0 h\u01b0\u1edbng d\u1eabn chi ti\u1ebft v\u1ec1 c\u00e1ch th\u1ef1c hi\u1ec7n c\u00e1c chuy\u1ec3n \u0111\u1ed5i n\u00e0y:<\/p>\n\n\n\n

1. Chuy\u1ec3n \u0111\u1ed5i Date<\/code> \u0110\u1ebeN LocalDate<\/code><\/h3>\n\n\n\n

s\u1eed d\u1ee5ng Instant<\/code> V\u00e0 ZoneId<\/code><\/strong>:<\/p>\n\n\n\n

    \n
  • \u0110\u1ea7u ti\u00ean, chuy\u1ec3n \u0111\u1ed5i Date<\/code> \u0111\u1ebfn m\u1ed9t Instant<\/code>.<\/li>\n\n\n\n
  • Sau \u0111\u00f3, s\u1eed d\u1ee5ng Instant<\/code> \u0111\u1ec3 t\u1ea1o ra m\u1ed9t LocalDate<\/code> v\u1edbi mong mu\u1ed1n ZoneId<\/code>.<\/li>\n<\/ul>\n\n\n\n
    import java.time.Instant;\nimport java.time.LocalDate;\nimport java.time.ZoneId;\nimport java.util.Date;\n\npublic class DateToLocalDate {\n    public static void main(String[] args) {\n        Date date = new Date(); \/\/ current date\n        Instant instant = date.toInstant();\n        LocalDate localDate = instant.atZone(ZoneId.systemDefault()).toLocalDate();\n        \n        System.out.println("Date: " + date);\n        System.out.println("LocalDate: " + localDate);\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n
      <\/ol>\n\n\n\n
      2. Chuy\u1ec3n \u0111\u1ed5i LocalDate<\/code> \u0110\u1ebeN Date<\/code><\/h3>\n\n\n\n
      s\u1eed d\u1ee5ng ZoneId<\/code> V\u00e0 Instant<\/code><\/strong>:<\/p>\n\n\n\n
        \n
      • Chuy\u1ec3n \u0111\u1ed5i LocalDate<\/code> \u0111\u1ebfn m\u1ed9t ZonedDateTime<\/code> v\u1edbi mong mu\u1ed1n ZoneId<\/code>.<\/li>\n\n\n\n
      • Sau \u0111\u00f3, chuy\u1ec3n \u0111\u1ed5i ZonedDateTime<\/code> \u0111\u1ebfn m\u1ed9t Instant<\/code> v\u00e0 s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 t\u1ea1o ra m\u1ed9t Date<\/code>.<\/li>\n<\/ul>\n\n\n\n
        import java.time.LocalDate;\nimport java.time.ZoneId;\nimport java.time.ZonedDateTime;\nimport java.util.Date;\n\npublic class LocalDateToDate {\n    public static void main(String[] args) {\n        LocalDate localDate = LocalDate.now(); \/\/ current date\n        ZonedDateTime zonedDateTime = localDate.atStartOfDay(ZoneId.systemDefault());\n        Date date = Date.from(zonedDateTime.toInstant());\n        \n        System.out.println("LocalDate: " + localDate);\n        System.out.println("Date: " + date);\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n
        3. Chuy\u1ec3n \u0111\u1ed5i Date<\/code> \u0110\u1ebeN LocalDateTime<\/code><\/h3>\n\n\n\n
        s\u1eed d\u1ee5ng Instant<\/code> V\u00e0 ZoneId<\/code><\/strong>:<\/p>\n\n\n\n
          \n
        • \u0110\u1ea7u ti\u00ean, chuy\u1ec3n \u0111\u1ed5i Date<\/code> \u0111\u1ebfn m\u1ed9t Instant<\/code>.<\/li>\n\n\n\n
        • Sau \u0111\u00f3, s\u1eed d\u1ee5ng Instant<\/code> \u0111\u1ec3 t\u1ea1o ra m\u1ed9t LocalDateTime<\/code> v\u1edbi mong mu\u1ed1n ZoneId<\/code>.<\/li>\n<\/ul>\n\n\n\n
          import java.time.Instant;\nimport java.time.LocalDateTime;\nimport java.time.ZoneId;\nimport java.util.Date;\n\npublic class DateToLocalDateTime {\n    public static void main(String[] args) {\n        Date date = new Date(); \/\/ current date\n        Instant instant = date.toInstant();\n        LocalDateTime localDateTime = instant.atZone(ZoneId.systemDefault()).toLocalDateTime();\n        \n        System.out.println("Date: " + date);\n        System.out.println("LocalDateTime: " + localDateTime);\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n
          4. Chuy\u1ec3n \u0111\u1ed5i LocalDateTime<\/code> \u0110\u1ebeN Date<\/code><\/h3>\n\n\n\n
          s\u1eed d\u1ee5ng ZoneId<\/code> V\u00e0 Instant<\/code><\/strong>:<\/p>\n\n\n\n
            \n
          • Chuy\u1ec3n \u0111\u1ed5i LocalDateTime<\/code> \u0111\u1ebfn m\u1ed9t ZonedDateTime<\/code> v\u1edbi mong mu\u1ed1n ZoneId<\/code>.<\/li>\n\n\n\n
          • Sau \u0111\u00f3, chuy\u1ec3n \u0111\u1ed5i ZonedDateTime<\/code> \u0111\u1ebfn m\u1ed9t Instant<\/code> v\u00e0 s\u1eed d\u1ee5ng n\u00f3 \u0111\u1ec3 t\u1ea1o ra m\u1ed9t Date<\/code>.<\/li>\n<\/ul>\n\n\n\n
            import java.time.LocalDateTime;\nimport java.time.ZoneId;\nimport java.time.ZonedDateTime;\nimport java.util.Date;\n\npublic class LocalDateTimeToDate {\n    public static void main(String[] args) {\n        LocalDateTime localDateTime = LocalDateTime.now(); \/\/ current date and time\n        ZonedDateTime zonedDateTime = localDateTime.atZone(ZoneId.systemDefault());\n        Date date = Date.from(zonedDateTime.toInstant());\n        \n        System.out.println("LocalDateTime: " + localDateTime);\n        System.out.println("Date: " + date);\n    }\n}\n<\/code><\/pre><\/div>\n\n\n\n
            5. T\u00f3m t\u1eaft<\/h3>\n\n\n\n
              \n
            • T\u1eeb Date<\/code> \u0110\u1ebeN LocalDate<\/code> ho\u1eb7c LocalDateTime<\/code><\/strong>:\n
                \n
              • Chuy\u1ec3n th\u00e0nh Date<\/code> \u0110\u1ebeN Instant<\/code>.<\/li>\n\n\n\n
              • S\u1eed d\u1ee5ng Instant<\/code> v\u1edbi ZoneId<\/code> \u0111\u1ec3 t\u1ea1o ra LocalDate<\/code> ho\u1eb7c LocalDateTime<\/code>.<\/li>\n<\/ul>\n<\/li>\n\n\n\n
              • T\u1eeb LocalDate<\/code> ho\u1eb7c LocalDateTime<\/code> \u0110\u1ebeN Date<\/code><\/strong>:\n
                  \n
                • S\u1eed d\u1ee5ng ZoneId<\/code> \u0111\u1ec3 t\u1ea1o ra ZonedDateTime<\/code>.<\/li>\n\n\n\n
                • Chuy\u1ec3n th\u00e0nh ZonedDateTime<\/code> \u0110\u1ebeN Instant<\/code>.<\/li>\n\n\n\n
                • S\u1eed d\u1ee5ng Instant<\/code> \u0111\u1ec3 t\u1ea1o ra Date<\/code>.<\/li>\n<\/ul>\n<\/li>\n<\/ul>\n\n\n\n
                  C\u00e1c ph\u01b0\u01a1ng ph\u00e1p n\u00e0y \u0111\u1ea3m b\u1ea3o r\u1eb1ng c\u00e1c chuy\u1ec3n \u0111\u1ed5i t\u00f4n tr\u1ecdng m\u00fai gi\u1edd v\u00e0 duy tr\u00ec th\u00f4ng tin ng\u00e0y v\u00e0 gi\u1edd ch\u00ednh x\u00e1c.<\/p>\n\n\n\n
                    <\/ol>\n\n\n\n
                      <\/ol>\n\n\n\n
                        <\/ol>","protected":false},"excerpt":{"rendered":"
                        To convert a Date object to LocalDate or LocalDateTime and vice versa in Java, you can use the java.time package introduced in Java 8. Here\u2019s a detailed guide on how to perform these conversions: 1. Converting Date to LocalDate Using Instant and ZoneId: 2. Converting LocalDate to Date Using ZoneId and Instant: 3. Converting Date […]<\/p>\n","protected":false},"author":1,"featured_media":923230,"comment_status":"open","ping_status":"open","sticky":false,"template":"","format":"standard","meta":{"_acf_changed":false,"inline_featured_image":false,"footnotes":""},"categories":[1],"tags":[],"class_list":["post-923229","post","type-post","status-publish","format-standard","has-post-thumbnail","hentry","category-articles"],"acf":[],"_links":{"self":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/posts\/923229","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/comments?post=923229"}],"version-history":[{"count":0,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/posts\/923229\/revisions"}],"wp:featuredmedia":[{"embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media\/923230"}],"wp:attachment":[{"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/media?parent=923229"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/categories?post=923229"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/proxyelite.info\/vi\/wp-json\/wp\/v2\/tags?post=923229"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}