計(jì)算機(jī)應(yīng)用技術(shù)java課件實(shí)驗(yàn)報(bào)告

構(gòu)造函數(shù)定義一個(gè)“點(diǎn)”(Point)類用來表示三維空間中得點(diǎn)（有三個(gè)坐標(biāo)）。要求如下：可以生成具有特定坐標(biāo)的點(diǎn)對象提供可以設(shè)置三個(gè)坐標(biāo)的方法提供可以計(jì)算該“點(diǎn)”據(jù)原點(diǎn)距離平方的方法編寫程序驗(yàn)證上述三條TestPoint.javapublicclassTestPoint{ doublex; doubley; doublez; TestPoint(double_x,double_y,double_z){ x=_x; y=_y; z=_z; } voidsetx(double_x){ x=_x; } voidsetY(double_y){ y=_y; } voidsetx(double_z){ z=_z; } doublegetdistince(TestPointp){ return(x-p.x)*(x-p.x)+(y-p.y)*(y-p.y)+(z-p.z)*(z-p.z);//對于任意一個(gè)點(diǎn)都可以計(jì)算

} publicstaticvoidmain(Stringagrs[]){ TestPointp=newTestPoint(1.0,2.0,3.0); p.setx(4.0); p.sety(7.0); p.setz(6.0); System.out.println(p.x); System.out.println(p.y); System.out.println(p.z); TestPointp1=newTestPoint(1.0,4.0,3.0); System.out.println(p.getdistince(p1)); System.out.println(p.getdistince(newTestPoint(4.0,3.0,1.0))); }}方法的重寫給出程序，構(gòu)造”Teacher”類，繼承””Person”類。要求：增加“職稱(String)”屬性具有和”Student”類類似的重載構(gòu)造方法重寫”Person”類的info()方法，增加”職稱”信息TestTeacher.javaclassPerson{ privateStringname; privateStringlocation; Person(Stringname){ =name; location="beijing"; } Person(Stringname,Stringlocation){ =name; this.location=location; } publicStringinfo(){ return"name"+name+"location"+location; }}classTeacherextendsPerson{ privateStringcaptical; Teacher(Stringname,Stringcaptical){ this(name,"beijing",captical); } Teacher(Stringn,Stringl,Stringcaptical){ super(n,l); this.captical=captical; } publicStringinfo(){ ()+"captical"+captical; }}classStudentextendsPerson{ privateStringschool; Student(Stringname,Stringschool){ this(name,school,"beijing"); } Student(Stringn,Stringl,Stringschool){ super(n,l); this.school=school; } publicStringinfo(){ ()+"school"+school; }}publicclassTestTeacher{ publicstaticvoidmain(Stringagrs[]){ Personp1=newPerson("A"); Personp2=newPerson("B","shanghai"); Students1=newStudent("C","s1"); Students2=newStudent("C","shanghai","s2"); Teachert1=newTeacher("p3","professor"); System.out.println(()); System.out.println(()); System.out.println(()); System.out.println(()); System.out.println(()); }}布局管理器TestButton.javaimportjava.awt.*;publicclassTestButton{ publicstaticvoidmain(Stringargs[]){ Framef=newFrame("JavaFrame"); f.setLayout(newGridLayout(2,1)); f.setLocation(300,400); f.setSize(300,300); f.setBackground(newColor(204,204,255)); Panelp1=newPanel(newBorderLayout()); Panelp2=newPanel(newBorderLayout()); Panelp11=newPanel(newGridLayout(2,1)); Panelp21=newPanel(newGridLayout(2,1)); p1.add(newButton("Button1"),BorderLayout.WEST); p1.add(newButton("Button1"),BorderLayout.EAST); p11.add(newButton("Button11")); p11.add(newButton("Button11")); p1.add(p11,BorderLayout.CENTER); p2.add(newButton("Button2"),BorderLayout.WEST); p2.add(newButton("Button2"),BorderLayout.EAST);