java交通灯标准管理系统源代码

packageerview.traffic;importjava.util.ArrayList;importjava.util.List;importjava.util.Random;importjava.util.concurrent.ExecutorService;importjava.util.concurrent.Executors;importjava.util.concurrent.ScheduledExecutorService;importjava.util.concurrent.TimeUnit;/***每个Road对象代表一条路线，总共有12条路线，即系统中总共要产生12个Road实例对象。*每条路线上随机增加新车辆，增加到一个集合中保留。*每条路线每隔一秒全部会检验控制本路线灯是否为绿，是则将本路线保留车集合中第一辆车移除，即表示车穿过了路口。*@author张孝祥315.org**/publicclassRoad{ privateList<String>vechicles=newArrayList<String>(); privateStringname=null; publicRoad(Stringname){ =name; //模拟车辆不停随机上途经程 ExecutorServicepool=Executors.newSingleThreadExecutor(); pool.execute(newRunnable(){ publicvoidrun(){ for(inti=1;i<1000;i++){ try{ Thread.sleep((newRandom().nextInt(10)+1)*1000); }catch(InterruptedExceptione){ e.printStackTrace(); } vechicles.add(R+"_"+i); } } }); //每隔一秒检验对应灯是否为绿，是则放行一辆车 ScheduledExecutorServicetimer=Executors.newScheduledThreadPool(1); timer.scheduleAtFixedRate( newRunnable(){ publicvoidrun(){ if(vechicles.size()>0){ booleanlighted=Lamp.valueOf(R).isLighted(); if(lighted){ System.out.println(vechicles.remove(0)+"istraversing!"); } } } }, 1, 1, TimeUnit.SECONDS); }}packageerview.traffic;publicclassMainClass{ /** *@paramargs */ publicstaticvoidmain(String[]args){ /*产生12个方向路线*/ String[]directions=newString[]{ "S2N","S2W","E2W","E2S","N2S","N2E","W2E","W2N","S2E","E2N","N2W","W2S" }; for(inti=0;i<directions.length;i++){ newRoad(directions[i]); } /*产生整个交通灯系统*/ newLampController(); }}packageerview.traffic;importjava.util.concurrent.Executors;importjava.util.concurrent.ScheduledExecutorService;importjava.util.concurrent.TimeUnit;publicclassLampController{ privateLampcurrentLamp; publicLampController(){ //刚开始让由南向北灯变绿; currentLamp=Lamp.S2N; currentLamp.light(); /*每隔10秒将目前绿灯变为红灯，并让下一个方向灯变绿*/ ScheduledExecutorServicetimer=Executors.newScheduledThreadPool(1); timer.scheduleAtFixedRate( newRunnable(){ publicvoidrun(){ System.out.println("来啊"); currentLamp=currentLamp.blackOut(); } }, 10, 10, TimeUnit.SECONDS); }}packageerview.traffic;/***每个Lamp元素代表一个方向上灯，总共有12个方向，全部总共有12个Lamp元素。*有以下部分方向上灯,每两个形成一组，一组灯同时变绿或变红，所以，*程序代码只需要控制每组灯中一个灯即可：*s2n,n2s*s2w,n2e*e2w,w2e*e2s,w2n*s2e,n2w*e2n,w2s*上面最终两行灯是虚拟，因为从南向东和从西向北、和它们对应方向不受红绿灯控制，*所以，能够假想它们总是绿灯。*@author张孝祥315.org**//**/publicenumLamp{ /*每个枚举元素各表示一个方向控制灯*/ S2N("N2S","S2W",false),S2W("N2E","E2W",false),E2W("W2E","E2S",false),E2S("W2N","S2N",false), /*下面元素表示和上面元素相反方向灯，它们“相反方向灯”和“下一个灯”应忽略不计！*/ N2S(null,null,false),N2E(null,null,false),W2E(null,null,false),W2N(null,null,false), /*由南向东和由西向北等右拐弯灯不受红绿灯控制，所以，能够假想它们总是绿灯*/ S2E(null,null,true),E2N(null,null,true),N2W(null,null,true),W2S(null,null,true); privateLamp(Stringopposite,Stringnext,booleanlighted){ this.opposite=opposite; this.next=next; this.lighted=lighted; } /*目前灯是否为绿*/ privatebooleanlighted; /*和目前灯同时为绿对应方向*/ privateStringopposite; /*目前灯变红时下一个变绿灯*/ privateStringnext; publicbooleanisLighted(){ returnlighted; } /** *某个灯变绿时，它对应方向灯也要变绿 */ publicvoidlight(){ this.lighted=true; if(opposite!=null){ Lamp.valueOf(opposite).light(); } System.out.println(name()+"lampisgreen，下面总共应该有6个方向能看到汽车穿过！"); } /** *某个灯变红时，对应方向灯也要变红，而且下一个方向灯要变绿 *@return下一个要变绿灯 */ publicLampblackOut(){ this.lighted=false; if(opposite!=null){ Lamp.valueOf(opposite).blackOut()