関連ワード:  cannot infer type arguments for arraylist    cannot infer type arguments for arraylist java    error cannot infer type arguments for arraylist    incompatible types cannot infer type arguments for arraylist    cannot infer type arguments for java util arraylist    error incompatible types cannot infer type arguments for arraylist    incompatible types cannot infer type arguments for java util arraylist    cannot infer type arguments  
結果 : cannot infer type arguments for arraylist