Package Com.hanqi;
public class Har {
Brand
Private String PINP;
Read
Public String Getpinp () {
return PINP;
}
Write properties
public void Setpinp (String pinp) {
System.out.println ("The car's brand is set to" + PINP);
THIS.PINP = PINP;
}
State
Private String Zhuangtai = "stationary";
Public String Getzhuangtai () {
return Zhuangtai;
}
Current Oil Quantity Properties
Private double Youliang = 0;
Public double Getyouliang () {
return Youliang;
}
Private double Youxiang;
public void Setyouxiang (double youxiang) {
This.youxiang = Youxiang;
}
Public double Getyouxiang () {
return Youxiang;
}
Overloading of a single fill method
public void Jiayou () {
System.out.println ("one refill");
Double yjyl = This.youxiang-this.youliang;
Jiayou (Yjyl);
}
Come on
public void Jiayou (double youliang) {
Mailbox capacity greater than 0
if (Youxiang <= 0) {
System.out.println ("Forgot to install the mailbox");
Return
}
Refueling capacity greater than 0
else if (Youliang < 0) {
System.out.println ("Don't Steal my Oil");
Return
} else if (!zhuangtai.equals ("Quiesce")) {
System.out.println ("The car stopped and refueling");
Return
}
Only when the static state can be added
Cannot exceed mailbox oil volume
else if (This.youliang + Youliang > This.youxiang) {
System.out.println ("The mailbox is full, do not add");
Double syyl = This.youliang;
This.youliang = This.youxiang;
System.out.println ("added this time" + (Youxiang-syyl) + "liter oil");
}
else {
This.youliang + = Youliang;
}
System.out.println ("added this time" + Youliang + "liter oil");
}
public void Fadong () {
if (This.youliang <= 0) {
System.out.println ("Kerosene, please refuel first");
}
else if (!this.getzhuangtai (). Equals ("Quiesce")) {
System.out.println ("The car has been launched");
} else {
This.zhuangtai = "Launch";
SYSTEM.OUT.PRINTLN ("car launched");
}
}
Private double Zongli;
Driving
Public double Getzongli () {
return Zongli;
}
public void Xingshi (double lic,double Youhao)
{//The state of the car is launched
if (!this.getzhuangtai (). Equals ("Start")) {
System.out.println ("Please start the car first");
}
else{
Double zyh = lic * YOUHAO/100;
Double LC = This.youliang *100/youhao;
if (LC < LIC) {
System.out.println ("Maximum travel" + lc+ "km");
This.zongli + = LC;
This.youliang = 0;
This.zhuangtai = "stationary";
}
else{
SYSTEM.OUT.PRINTLN ("Drive" + Lic + "km");
This.zongli + = lic;
This.zhuangtai = "Launch";
}
}
Calculate the total fuel consumption and determine if there is no oil.
}
/*
* Private String Zhuangtai () {//TODO auto-generated method stub return null;}
*/
Public Har ()//method name is consistent with class name; no return value is not void;
{
System.out.println ("Call a constructor method");
}
Overload
Public Har (String pinp) {
System.out.println ("The brand of the instanced car" + pinp);
THIS.PINP = PINP;
}
public static void Main (string[] args) {
Har har = new har ("BMW");//Default construction method
Har.fadong ();
Har.setyouxiang (40);
HAR.SETPINP ("BMW");
Har.jiayou (20);
SYSTEM.OUT.PRINTLN ("The amount of oil in the car is" + har.getyouliang () + "liter" + "+" car status is "+ Har.getzhuangtai ());
Har.fadong ();
Har.jiayou (10);
Har.xingshi (100, 10);
SYSTEM.OUT.PRINTLN ("The amount of oil in the car is" + har.getyouliang () + "liter" + "+" car status is "+ Har.getzhuangtai ());
Har.jiayou ();
SYSTEM.OUT.PRINTLN ("The amount of oil in the car is" + har.getyouliang () + "liter" + "+" car status is "+ Har.getzhuangtai ());
}
}
Object-oriented classroom records
