Java Basics

Front 1

Модификатор доступа в Java

Back 1

Private - Like you'd think, only the class in which it is declared can see it.

Package Private [Default]- Can only be seen and used by the package in which it was declared.

This is the default in Java (which some see as a mistake).

Protected - ProtectedPackage Private + can be seen by subclasses or package member.PublicEveryone can see it.

Public - Everyone can see it.

Front 2

Полное имя класса

Back 2

Это список всех пакетов класса перечисленных через точку + его имя

Front 3

Обращение к проперти / методу объекта

Back 3

this.propName || this.methodName();

Front 4

Ввод с клавиатуры

Back 4

Reader inputStreamReader = new InputStreamReader(System.out);

BufferedReader bufferedReader = new BufferedReader( inputStreamReader );

String s = bufferedReader.readLine();