{"id":66749,"date":"2025-05-03T14:37:06","date_gmt":"2025-05-03T06:37:06","guid":{"rendered":"https:\/\/fwq.ai\/blog\/66749\/"},"modified":"2025-05-03T14:37:06","modified_gmt":"2025-05-03T06:37:06","slug":"java%e6%80%8e%e4%b9%88%e8%ae%b2json%e8%bd%ac%e6%8d%a2%e6%88%90%e6%95%b0%e7%bb%84-2","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/66749\/","title":{"rendered":"java\u600e\u4e48\u8bb2json\u8f6c\u6362\u6210\u6570\u7ec4"},"content":{"rendered":"

\n \u53ef\u4ee5\u901a\u8fc7 jackson \u5e93\u6216 gson \u5e93\u5c06 json \u8f6c\u6362\u4e3a java \u6570\u7ec4\u3002\u4f7f\u7528 jackson \u5e93\uff0c\u9700\u8981\u4f7f\u7528 objectmapper \u7c7b\uff0c\u800c\u4f7f\u7528 gson \u5e93\uff0c\u5219\u4f7f\u7528 gson \u7c7b\u3002\u793a\u4f8b\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u79cd\u65b9\u6cd5\u5c06 json \u5b57\u7b26\u4e32 [1, 2, 3, 4, 5] \u8f6c\u6362\u4e3a java \u6570\u7ec4\u3002\n<\/p><\/blockquote>\n

\"java\u600e\u4e48\u8bb2json\u8f6c\u6362\u6210\u6570\u7ec4\u63d2\u56fe\"<\/p>\n

\u5982\u4f55\u5c06 JSON \u8f6c\u6362\u4e3a Java \u6570\u7ec4<\/strong><\/p>\n

Java \u4e2d\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u5c06 JSON \u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a\u4f7f\u7528 Jackson \u5e93\u6216\u4f7f\u7528 Gson \u5e93\u3002<\/p>\n

\u4f7f\u7528 Jackson \u5e93<\/strong><\/p>\n

    \n
  1. \n

    \u6dfb\u52a0 Jackson \u4f9d\u8d56\u9879\uff1a<\/p>\n

    \u7acb\u5373\u5b66\u4e60<\/span>\u201c\u201d\uff1b<\/p>\n

    <dependency>\n <groupId>com.fasterxml.jackson.core<\/groupId>\n <artifactId>jackson-databind<\/artifactId>\n <version>2.12.5<\/version>\n<\/dependency><\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
  2. \n
    \u5bfc\u5165\u5fc5\u8981\u7684\u7c7b\uff1a<\/p>\n
    import com.fasterxml.jackson.databind.ObjectMapper;<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
  3. \n
    \u521b\u5efa ObjectMapper \u5bf9\u8c61\uff1a<\/p>\n
    ObjectMapper mapper = new ObjectMapper();<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
  4. \n
    \u5c06 JSON \u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a Java \u6570\u7ec4\uff1a<\/p>\n
    int[] array = mapper.readValue(jsonString, int[].class);<\/pre>\n
     \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ol>\n
    \u4f7f\u7528 Gson \u5e93<\/strong><\/p>\n
      \n
    1. \n
      \u6dfb\u52a0 Gson \u4f9d\u8d56\u9879\uff1a<\/p>\n
      <dependency>\n <groupId>com.google.code.gson<\/groupId>\n <artifactId>gson<\/artifactId>\n <version>2.8.5<\/version>\n<\/dependency><\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
    2. \n
      \u5bfc\u5165\u5fc5\u8981\u7684\u7c7b\uff1a<\/p>\n
      import com.google.gson.Gson;<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
    3. \n
      \u521b\u5efa Gson \u5bf9\u8c61\uff1a<\/p>\n
      Gson gson = new Gson();<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/li>\n
    4. \n
      \u5c06 JSON \u5b57\u7b26\u4e32\u8f6c\u6362\u4e3a Java \u6570\u7ec4\uff1a<\/p>\n
      int[] array = gson.fromJson(jsonString, int[].class);<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/li>\n<\/ol>\n
      \u793a\u4f8b<\/strong><\/p>\n
      \u5047\u8bbe\u6211\u4eec\u6709\u4e00\u4e2a JSON \u5b57\u7b26\u4e32 [1, 2, 3, 4, 5]\u3002\u6211\u4eec\u53ef\u4ee5\u4f7f\u7528\u4ee5\u4e0b\u4ee3\u7801\u5c06\u5176\u8f6c\u6362\u4e3a Java \u6570\u7ec4\uff1a<\/p>\n
      \/\/ \u4f7f\u7528 Jackson\nObjectMapper mapper = new ObjectMapper();\nint[] array = mapper.readValue(\"[1, 2, 3, 4, 5]\", int[].class);\n\n\/\/ \u4f7f\u7528 Gson\nGson gson = new Gson();\nint[] array = gson.fromJson(\"[1, 2, 3, 4, 5]\", int[].class);<\/pre>\n
       \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
      \u4f7f\u7528\u8fd9\u4e24\u79cd\u65b9\u6cd5\u90fd\u53ef\u4ee5\u6210\u529f\u5c06 JSON \u8f6c\u6362\u4e3a Java \u6570\u7ec4\u3002<\/p>\n
      \u4ee5\u4e0a\u5c31\u662fjava\u600e\u4e48\u8bb2json\u8f6c\u6362\u6210\u6570\u7ec4\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8IDCBABY\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
      \u53ef\u4ee5\u901a\u8fc7 jackson \u5e93\u6216 gson \u5e93\u5c06 json \u8f6c\u6362\u4e3a java \u6570\u7ec4\u3002\u4f7f\u7528 jackson \u5e93\uff0c\u9700\u8981\u4f7f\u7528 objectmapper \u7c7b\uff0c\u800c\u4f7f\u7528 gson \u5e93\uff0c\u5219\u4f7f\u7528 gson \u7c7b\u3002\u793a\u4f8b\u4ee3\u7801\u5c55\u793a\u4e86\u5982\u4f55\u4f7f\u7528\u8fd9\u4e24\u79cd\u65b9\u6cd5\u5c06 json \u5b57\u7b26\u4e32 [1, 2, 3, 4, 5] \u8f6c\u6362\u4e3a java \u6570\u7ec4\u3002 \u5982\u4f55\u5c06 JSON \u8f6c\u6362\u4e3a Java \u6570\u7ec4 Java \u4e2d\u6709\u4e24\u79cd\u4e3b\u8981\u65b9\u6cd5\u53ef\u4ee5\u5c06 JSON \u8f6c\u6362\u4e3a\u6570\u7ec4\uff1a\u4f7f\u7528 Jackson \u5e93\u6216\u4f7f\u7528 Gson \u5e93\u3002 \u4f7f\u7528 Jackson \u5e93 \u6dfb\u52a0 Jackson \u4f9d\u8d56\u9879\uff1a \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b <dependency> <groupId>com.fasterxml.jackson.core<\/groupId> <artifactId>jackson-databind<\/artifactId> <version>2.12.5<\/version> <\/dependency> \u767b\u5f55\u540e\u590d\u5236 \u5bfc\u5165\u5fc5\u8981\u7684\u7c7b\uff1a import […]<\/p>\n","protected":false},"author":1,"featured_media":0,"comment_status":"closed","ping_status":"","sticky":false,"template":"","format":"standard","meta":{"footnotes":""},"categories":[16],"tags":[],"class_list":["post-66749","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66749","targetHints":{"allow":["GET"]}}],"collection":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts"}],"about":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/types\/post"}],"author":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/users\/1"}],"replies":[{"embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/comments?post=66749"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/66749\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=66749"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=66749"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=66749"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}