外观模式实例

-.z.publicclassAirConditioner{ publicvoidon() { System.out.println("空调翻开！"); } publicvoidoff() { System.out.println("空调关闭！"); }}publicclassFan{ publicvoidon() { System.out.println("风扇翻开！"); } publicvoidoff() { System.out.println("风扇关闭！"); }}publicclassLight{ privateStringposition; publicLight(Stringposition) { this.position=position; } publicvoidon() { System.out.println(this.position+"灯翻开！"); } publicvoidoff() { System.out.println(this.position+"灯关闭！"); }}publicclassTelevision{ publicvoidon() { System.out.println("电视机翻开！"); } publicvoidoff() { System.out.println("电视机关闭！"); }}publicclassGeneralSwitchFacade{ privateLightlights[]=newLight[4]; privateFanfan; privateAirConditionerac; privateTelevisiontv; publicGeneralSwitchFacade() { lights[0]=newLight("左前"); lights[1]=newLight("右前"); lights[2]=newLight("左后"); lights[3]=newLight("右后"); fan=newFan(); ac=newAirConditioner(); tv=newTelevision(); } publicvoidon() { lights[0].on(); lights[1].on(); lights[2].on(); lights[3].on(); fan.on(); ac.on(); tv.on(); } publicvoidoff() { lights[0].off(); lights[1].off(); lights[2].off(); lights[3].off(); fan.off(); ac.off(); tv.off(); }}publicclassClient{ publicstaticvoidmain(Stringargs[]) { GeneralSwitchFacadegsf=newGeneralSwitchFacade(); g