Type safety: Unchecked cast from Object to ArrayList
代表Object轉化爲ArrayList這個轉化並非安全的.. 編譯的時候須要加入修飾符才能正常編譯(具體是那個修飾符..不記得了.^_^),不然會提示有警告 固然這只是一個警告,若是樓主自信這個轉化是沒問題的,就能夠在其所在函數前加上註解 @SuppressWarnings("uncheck") 這樣就能夠去掉那條難看的提示警告的小黃線了.. 可是不鼓勵這麼作,樓主仍是應該使用安全的類型轉換 轉
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相關文章
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