{"id":37590,"date":"2024-11-26T16:12:37","date_gmt":"2024-11-26T08:12:37","guid":{"rendered":"https:\/\/fwq.ai\/blog\/37590\/"},"modified":"2024-11-26T16:12:37","modified_gmt":"2024-11-26T08:12:37","slug":"json%e6%80%8e%e4%b9%88%e8%bd%ac%e6%95%b0%e7%bb%84-java%e5%af%b9%e8%b1%a1","status":"publish","type":"post","link":"https:\/\/fwq.ai\/blog\/37590\/","title":{"rendered":"json\u600e\u4e48\u8f6c\u6570\u7ec4 java\u5bf9\u8c61"},"content":{"rendered":"

\n \u5c06 json \u8f6c\u6362\u4e3a java \u5bf9\u8c61\u6570\u7ec4\u9700\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u521b\u5efa jsonparser \u5bf9\u8c61\u89e3\u6790 json \u5b57\u7b26\u4e32\u5e76\u8f6c\u6362\u4e3a json \u5bf9\u8c61\u4ece json \u5bf9\u8c61\u4e2d\u63d0\u53d6\u5305\u542b\u5bf9\u8c61\u6570\u7ec4\u7684\u6570\u7ec4\u6839\u636e\u6570\u7ec4\u4e2d\u5bf9\u8c61\u7684\u7c7b\u578b\u521b\u5efa java \u5bf9\u8c61\u6570\u7ec4\u904d\u5386 json \u6570\u7ec4\uff0c\u4f7f\u7528 jsonparser \u5c06\u6bcf\u4e2a\u5bf9\u8c61\u8f6c\u6362\u4e3a java \u5bf9\u8c61\u8fd4\u56de\u521b\u5efa\u7684 java \u5bf9\u8c61\u6570\u7ec4\n<\/p><\/blockquote>\n

\"json\u600e\u4e48\u8f6c\u6570\u7ec4<\/p>\n

\u5982\u4f55\u5c06 JSON \u8f6c\u6362\u4e3a Java \u5bf9\u8c61\u6570\u7ec4<\/strong><\/p>\n

\u5c06 JSON \u8f6c\u6362\u4e3a Java \u5bf9\u8c61\u6570\u7ec4\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a<\/p>\n

1. \u521b\u5efa JSONParser \u5bf9\u8c61<\/strong><\/p>\n

\u9996\u5148\uff0c\u9700\u8981\u521b\u5efa JSONParser \u5bf9\u8c61\u3002\u53ef\u4ee5\u4f7f\u7528 org.json.simple \u5305\u4e2d\u7684 JSONParser \u7c7b\u3002<\/p>\n

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

JSONParser parser = new JSONParser();<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
2. \u89e3\u6790 JSON \u5b57\u7b26\u4e32<\/strong><\/p>\n
\u4f7f\u7528 JSONParser \u5bf9\u8c61\u89e3\u6790 JSON \u5b57\u7b26\u4e32\u5e76\u5c06\u5176\u8f6c\u6362\u4e3a JSON \u5bf9\u8c61\u3002<\/p>\n
JSONObject jsonObject = (JSONObject) parser.parse(jsonString);<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
3. \u4ece JSON \u5bf9\u8c61\u4e2d\u63d0\u53d6\u6570\u7ec4<\/strong><\/p>\n
\u4ece JSON \u5bf9\u8c61\u4e2d\u63d0\u53d6\u5305\u542b\u5bf9\u8c61\u6570\u7ec4\u7684\u6570\u7ec4\u3002<\/p>\n
JSONArray jsonArray = (JSONArray) jsonObject.get(\"array_name\");<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
4. \u521b\u5efa Java \u5bf9\u8c61\u6570\u7ec4<\/strong><\/p>\n
\u6839\u636e JSON \u6570\u7ec4\u4e2d\u5bf9\u8c61\u7684\u7c7b\u578b\u521b\u5efa Java \u5bf9\u8c61\u6570\u7ec4\u3002\u4f8b\u5982\uff0c\u5982\u679c JSON \u6570\u7ec4\u5305\u542b\u5b57\u7b26\u4e32\u5bf9\u8c61\uff0c\u5219\u53ef\u4ee5\u521b\u5efa String[] \u6570\u7ec4\u3002<\/p>\n
String[] stringArray = new String[jsonArray.size()];<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
5. \u904d\u5386 JSON \u6570\u7ec4\u5e76\u521b\u5efa Java \u5bf9\u8c61<\/strong><\/p>\n
\u4f7f\u7528\u5faa\u73af\u904d\u5386 JSON \u6570\u7ec4\u4e2d\u7684\u6bcf\u4e2a\u5bf9\u8c61\uff0c\u5e76\u4f7f\u7528 JSONParser \u5bf9\u8c61\u5c06\u5176\u8f6c\u6362\u4e3a Java \u5bf9\u8c61\u3002<\/p>\n
for (int i = 0; i < jsonArray.size(); i++) {\n    JSONObject object = (JSONObject) jsonArray.get(i);\n    stringArray[i] = (String) parser.parse(object.toJSONString());\n}<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
6. \u8fd4\u56de Java \u5bf9\u8c61\u6570\u7ec4<\/strong><\/p>\n
\u8fd4\u56de\u521b\u5efa\u7684 Java \u5bf9\u8c61\u6570\u7ec4\u3002<\/p>\n
return stringArray;<\/pre>\n
 \u767b\u5f55\u540e\u590d\u5236 <\/p>\n
\u6ce8\u610f\uff1a<\/strong>\u6b64\u793a\u4f8b\u7279\u5b9a\u4e8e String[] \u6570\u7ec4\u3002\u5bf9\u4e8e\u5176\u4ed6\u7c7b\u578b\u7684\u6570\u636e\uff0c\u8bf7\u6839\u636e\u9700\u8981\u8c03\u6574\u60a8\u521b\u5efa Java \u5bf9\u8c61\u6570\u7ec4\u548c\u8f6c\u6362\u5bf9\u8c61\u7684\u65b9\u5f0f\u3002<\/p>\n
\u4ee5\u4e0a\u5c31\u662fjson\u600e\u4e48\u8f6c\u6570\u7ec4 java\u5bf9\u8c61\u7684\u8be6\u7ec6\u5185\u5bb9\uff0c\u66f4\u591a\u8bf7\u5173\u6ce8\u7c73\u4e91\u5176\u5b83\u76f8\u5173\u6587\u7ae0\uff01<\/p>\n","protected":false},"excerpt":{"rendered":"
\u5c06 json \u8f6c\u6362\u4e3a java \u5bf9\u8c61\u6570\u7ec4\u9700\u4ee5\u4e0b\u6b65\u9aa4\uff1a\u521b\u5efa jsonparser \u5bf9\u8c61\u89e3\u6790 json \u5b57\u7b26\u4e32\u5e76\u8f6c\u6362\u4e3a json \u5bf9\u8c61\u4ece json \u5bf9\u8c61\u4e2d\u63d0\u53d6\u5305\u542b\u5bf9\u8c61\u6570\u7ec4\u7684\u6570\u7ec4\u6839\u636e\u6570\u7ec4\u4e2d\u5bf9\u8c61\u7684\u7c7b\u578b\u521b\u5efa java \u5bf9\u8c61\u6570\u7ec4\u904d\u5386 json \u6570\u7ec4\uff0c\u4f7f\u7528 jsonparser \u5c06\u6bcf\u4e2a\u5bf9\u8c61\u8f6c\u6362\u4e3a java \u5bf9\u8c61\u8fd4\u56de\u521b\u5efa\u7684 java \u5bf9\u8c61\u6570\u7ec4 \u5982\u4f55\u5c06 JSON \u8f6c\u6362\u4e3a Java \u5bf9\u8c61\u6570\u7ec4 \u5c06 JSON \u8f6c\u6362\u4e3a Java \u5bf9\u8c61\u6570\u7ec4\u6d89\u53ca\u4ee5\u4e0b\u6b65\u9aa4\uff1a 1. \u521b\u5efa JSONParser \u5bf9\u8c61 \u9996\u5148\uff0c\u9700\u8981\u521b\u5efa JSONParser \u5bf9\u8c61\u3002\u53ef\u4ee5\u4f7f\u7528 org.json.simple \u5305\u4e2d\u7684 JSONParser \u7c7b\u3002 \u7acb\u5373\u5b66\u4e60\u201c\u201d\uff1b JSONParser parser = new JSONParser(); \u767b\u5f55\u540e\u590d\u5236 2. \u89e3\u6790 JSON \u5b57\u7b26\u4e32 […]<\/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-37590","post","type-post","status-publish","format-standard","hentry","category-16"],"_links":{"self":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37590","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=37590"}],"version-history":[{"count":0,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/posts\/37590\/revisions"}],"wp:attachment":[{"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/media?parent=37590"}],"wp:term":[{"taxonomy":"category","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/categories?post=37590"},{"taxonomy":"post_tag","embeddable":true,"href":"https:\/\/fwq.ai\/blog\/wp-json\/wp\/v2\/tags?post=37590"}],"curies":[{"name":"wp","href":"https:\/\/api.w.org\/{rel}","templated":true}]}}