XXX cannot be cast to java.lang.CharSequence
調時候能返回，處理報錯的，ContractRes是一個實體類，我百度了很多，說讓jdk降級到1.7或者1.6，我之前用的jdk1.8沒問題，前兩天重裝了下jdk1.8就這樣了。。 debug發現 然後進去intfsIdemUtil查看 實體類ContractRes是不能強制轉爲CharSequence的，先將實體類轉化爲JSONString，就行了
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相關文章
- 1. XXX cannot be cast to java.util.Map
- 2. java.util.LinkedHashMap cannot be cast to xxx
- 3. fastjson的坑 com.alibaba.fastjson.JSONObject cannot be cast to xxx
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