Rationalization: Referring to occasion variables of the present class is a sound use of this key word in Java. In Swing its quite widespread to write a class that implements ActionListener and insert the current instance (ie 'this') as an ActionListener for elements. 俺をあっと言わせた事の一つは、壊れていたり、変になっている物事もあるのに、検索エンジンやフィルター機能は超サイコーで、... https://thisav02580.ageeksblog.com/31767170/how-much-you-need-to-expect-you-ll-pay-for-a-good-thisjav