java - JasonWayne/personal-wiki GitHub Wiki

http://blog.csdn.net/luweifeng1983/article/details/3600876，非常全面的java总结。

Points

Java 运行时异常、非运行时异常、Error

http://blog.csdn.net/huhui_cs/article/details/38817791

Cases

生成ID的简单方式

public class Employee {
    private static int nextId;

    private String name;
    static {
        nextId = 0;
    }

    {
        nextId++;
    }

    public Employee() {
        this.name = "Employee #" + nextId;
    }

    public static void main(String[] args){

        Employee e = new Employee();
        System.out.println(e.name);

        Employee e2 = new Employee();
        System.out.println(e2.name);

    }
}

输出

Employee #1
Employee #2

Process finished with exit code 0