Access restriction: The type ‘BASE64Decoder’ is not API (restriction on required library ‘D:\java\jdk1.7.0_45\jre\lib\rt.jar’)
解決其實很簡單,把JRE System Library移除重新添加即可。
方法:項目右鍵–>Properties–>Java Build Path,切換到libraries tab頁,找到JRE System Library移除, 然后再點擊Add Library–>JRE System Library添加即可。
如果import后仍然是報錯!
圖文來源:
https://blog.csdn.net/gnail_oug/article/details/53636428
https://blog.csdn.net/lvyanfen6/article/details/51121586