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javaSE-0419/day09/src/com/inmind/abstract05/test/Shape.java

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Java

package com.inmind.abstract05.test;
public abstract class Shape {
//定义共性的属性
private int chang; //长
private int kuan;//宽
private int r;//半径
//满参构造方法
public Shape(int chang, int kuan, int r) {
this.chang = chang;
this.kuan = kuan;
this.r = r;
//初始化操作
}
public Shape(int chang, int kuan) {
/*this.chang = chang;
this.kuan = kuan;*/
this(chang,kuan,0);
}
public Shape(int r) {
// this.r = r;
this(0, 0, r);
}
public int getChang() {
return chang;
}
public void setChang(int chang) {
this.chang = chang;
}
public int getKuan() {
return kuan;
}
public void setKuan(int kuan) {
this.kuan = kuan;
}
public int getR() {
return r;
}
public void setR(int r) {
this.r = r;
}
//成员方法
public abstract double getArea();
public abstract double getZC();
}