1接口回調(diào)PUBLICINTERFACESHAPEPUBLICSTATICDOUBLEPI3141526PUBLICABSTRACTDOUBLEGETAREAPUBLICABSTRACTDOUBLEGETPERIPUBLICCLASSCIRCLEIMPLEMENTSSHAPEPRIVATEDOUBLERPUBLICCIRCLEPUBLICCIRCLEDOUBLERTHISRROVERRIDEPUBLICDOUBLEGETAREARETURNRRPIOVERRIDEPUBLICDOUBLEGETPERIRETURN2PIRPUBLICCLASSRIMPLEMENTSSHAPEPRIVATEDOUBLEXPRIVATEDOUBLEYPUBLICRDOUBLEX,DOUBLEYTHISXXTHISYYPUBLICROVERRIDEPUBLICDOUBLEGETAREARETURNXY2OVERRIDEPUBLICDOUBLEGETPERIRETURNXYPUBLICCLASSTESTSHAPEPUBLICSTATICVOIDMAINSTRINGARGSCIRCLEC1NEWCIRCLE10RTNEWR20,30SHAPESC1/接口回調(diào)SYSTEMOUTPRINTLN“圓的面積“SGETAREA“T圓的周長(zhǎng)“SGETPERISTSYSTEMOUTPRINTLN“矩形的面積“SGETAREA“T矩形的周長(zhǎng)“SGETPERI2接口的子接口PUBLICINTERFACESHAPEPUBLICSTATICDOUBLEPI3141526PUBLICABSTRACTDOUBLEGETAREAPUBLICABSTRACTDOUBLEGETPERIPUBLICINTERFACESHAPE3DABLEEXTENDSSHAPEPUBLICABSTRACTDOUBLEGETVPUBLICCLASSCIRCLEIMPLEMENTSSHAPEPRIVATEDOUBLERPUBLICCIRCLEPUBLICCIRCLEDOUBLERTHISRROVERRIDEPUBLICDOUBLEGETAREARETURNRRPIOVERRIDEPUBLICDOUBLEGETPERIRETURN2PIRPUBLICCLASSRRIMPLEMENTSSHAPE3DABLEPRIVATEDOUBLEXPRIVATEDOUBLEYPUBLICRRPUBLICRRDOUBLEX,DOUBLEY,DOUBLEZTHISXXTHISYYTHISZZPRIVATEDOUBLEZOVERRIDEPUBLICDOUBLEGETVRETURNXYZOVERRIDEPUBLICDOUBLEGETAREARETURN0OVERRIDEPUBLICDOUBLEGETPERIRETURN0PUBLICCLASSTESTSHAPEPUBLICSTATICVOIDMAINSTRINGARGSSHAPE3DABLESTSTNEWCIR10,10SYSTEMOUTPRINTLN“圓柱體的體積“STGETVSTNEWRR10,10,10SYSTEMOUTPRINTLN“長(zhǎng)方體的體積“STGETV3繼承父類且有接口PUBLICINTERFACESHAPEPUBLICSTATICDOUBLEPI3141526PUBLICABSTRACTDOUBLEGETAREAPUBLICABSTRACTDOUBLEGETPERIPUBLICINTERFACESHAPE3DABLEEXTENDSSHAPEPUBLICABSTRACTDOUBLEGETVPUBLICCLASSCIRCLEIMPLEMENTSSHAPEPRIVATEDOUBLERPUBLICCIRCLEPUBLICCIRCLEDOUBLERTHISRRPUBLICDOUBLEGETRRETURNRPUBLICVOIDSETRDOUBLERTHISRROVERRIDEPUBLICDOUBLEGETAREARETURNRRPIOVERRIDEPUBLICDOUBLEGETPERIRETURN2PIRPUBLICCLASSCIREXTENDSCIRCLEIMPLEMENTSSHAPE3DABLEPRIVATEDOUBLEHPUBLICCIRPUBLICCIRDOUBLEHTHISHHOVERRIDEPUBLICDOUBLEGETV/圓柱沒有必要再寫SHAPE的方法，父類中已經(jīng)實(shí)現(xiàn)，所以只生成父類接口中沒有的方法RETURNSUPERGETAREAHPUBLICCLASSTESTSHAPEPUBLICSTATICVOIDMAINSTRINGARGSSHAPE3DABLESTCIRCNEWCIR10CSETR10SYSTEMOUTPRINTLN“圓柱體的體積“CGETV3廣告PUBLICINTERFACEADABLEPUBLICABSTRACTVOIDPRINTNAMEPUBLICABSTRACTVOIDPRINTADPUBLICCLASSHUAWEIIMPLEMENTSADABLEOVERRIDEPUBLICVOIDPRINTNAMESYSTEMOUTPRINTLN“廣告商名稱華為“OVERRIDEPUBLICVOIDPRINTADSYSTEMOUTPRINTLN“MATE10,成功人士的選擇“PUBLICCLASSXHUIMPLEMENTSADABLEOVERRIDEPUBLICVOIDPRINTNAMESYSTEMOUTPRINTLN“廣告商名稱西華大學(xué)“OVERRIDEPUBLICVOIDPRINTADSYSTEMOUTPRINTLN“西華大學(xué),成就你的夢(mèng)想“PUBLICCLASSTESTSHAPEPUBLICVOIDSHOWADABLEA/依賴關(guān)系，因?yàn)锳DAB