Question

JSONArray jsonArray2 = JSONArray.fromObject(list); 执行这句报错如下，急！就这些分了，谢谢。

15:42:05,230 [http-8080-4] WARN JSONObject : Property 'transactionTimeout' has no read method. SKIPPED
15:42:05,275 [http-8080-4] WARN JSONObject : Property 'URL' has no read method. SKIPPED
15:42:05,280 [http-8080-4] WARN JSONObject : Property 'array' has no read method. SKIPPED
15:42:05,288 [http-8080-4] WARN JSONObject : Property 'asciiStream' has no read method. SKIPPED
15:42:05,293 [http-8080-4] WARN JSONObject : Property 'bigDecimal' has no read method. SKIPPED
15:42:05,298 [http-8080-4] WARN JSONObject : Property 'binaryStream' has no read method. SKIPPED
15:42:05,303 [http-8080-4] WARN JSONObject : Property 'blob' has no read method. SKIPPED
15:42:05,308 [http-8080-4] WARN JSONObject : Property 'boolean' has no read method. SKIPPED
15:42:05,313 [http-8080-4] WARN JSONObject : Property 'byte' has no read method. SKIPPED
15:42:05,319 [http-8080-4] WARN JSONObject : Property 'bytes' has no read method. SKIPPED
15:42:05,326 [http-8080-4] WARN JSONObject : Property 'characterStream' has no read method. SKIPPED
15:42:05,330 [http-8080-4] WARN JSONObject : Property 'clob' has no read method. SKIPPED

Answer 1

这些属性，只定义了属性，没有相应的、public的 get方法

Answer 2

没有getter和setter 到list的泛型里 按下alt+shift+s+r