Yarixxx Голосов: 1 Адрес блога: http://y3x.ru Добавлен: 2010-12-17 00:20:50 блограйдером yarix

ClassCastException on Queue

2015-06-15 19:29:27 (читать в оригинале)

ClassCastException happens when we are trying to add element which cannot be casted to intended type. Here is a simple code which leads to ClassCastException. Queue q = new ArrayBlockingQueue(3); Object s = "a"; System.out.println(q.offer((Integer)s)); it throws exception which starts with the following stacktrace. java.lang.ClassCastException: java.lang.String cannot be cast to java.lang.Integer