arraytest.java

这是JSP应用开发详解（第三版）课本上的源代码

package day05;

public class ArrayTest {
	public static void main(String[] args) {
		char classDegree='M';
		char postion='S';
		int[] windowSeatIndex={0,5};
		int[] centerSeatIndex={1,4};
		int[] sideSeatIndex={2,3};
		char[][] seats=new char[32][6];
		for(int i=0;i<seats.length;i++){
			for(int j=0;j<seats[i].length;j++){
				seats[i][j]='E';
			}
		}
		int fromRow=0,toRow=0;
		switch(classDegree){
			case 'F':fromRow=1;toRow=5;break;
			case 'M':fromRow=6;toRow=20;break;
			case 'B':fromRow=21;toRow=32;break;
		}
		int[] userPostion=null;
		switch(postion){
			case 'W': userPostion=windowSeatIndex;break;
			case 'C': userPostion=centerSeatIndex;break;
			case 'S': userPostion=sideSeatIndex;break;
		}
		boolean wasOrder=false;
loop:   for(int i=fromRow;i<=toRow;i++){
			for(int j=0;j<userPostion.length;j++){
				if(seats[i][userPostion[j]]=='E'){
					System.out.println("you seat is :"+i+(char)(userPostion[j]+'A'));
					seats[i][userPostion[j]]='O';
					wasOrder=true;
					break loop;
				}
			}
		}
		if(!wasOrder){
			System.out.println("对不起，没有您要的座位！");
		}
	}
}