java中类初始化的经典例子

/**
 * Copyright 2005-2006 123steel.cn, Inc. All rights reserved.
 */
package cn.sqsoft.util;

class Bowl
{
 public Bowl(int mark)
 {
  System.out.println("Bowl("+mark+")");
 }
 void f(int mark)
 {
  System.out.println("f("+mark+")");
 }
}

class Table
{
 static Bowl b1 = new Bowl(1);
 public Table()
 {
  System.out.println("Table()");
  b2.f(1);
 }
 void f2(int mark)
 {
  System.out.println("f2("+mark+")");
 }
 static Bowl b2 = new Bowl(2);
}

class CupBoard
{
 Bowl b3 = new Bowl(3);
 static Bowl b4 = new Bowl(4);
 public CupBoard()
 {
  System.out.println("CupBoard()");
  b4.f(2);
 }
 void f3(int mark)
 {
  System.out.println("f3("+mark+")");
 }
 static Bowl b5 = new Bowl(5);
}
/**
 * @author shiqiang，123steel
 * @Function StaticInit.java
 * @Date 2005-11-11
 */
public class StaticInit
{

 /**
  * @param args
  */
 public static void main(String[] args)
 {
  System.out.println("开始");
  new CupBoard();
  System.out.println("开始");
  new CupBoard();
  t2.f2(1);
  t3.f3(1);
 }
 static Table t2 = new Table();
 static CupBoard t3 = new CupBoard();

}