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package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String args) {
drawTestd= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d.draw();
}
}
}
package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String args) {
drawTest d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d.draw(); // 调用draw()方法
}
}
}
package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
[/quote]
报错的方法前面都要加上public.......package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String[] args) {
drawTest[] d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d[i].draw(); // 调用draw()方法
}
}
}
[/quote]
doAnyTthing()和上面的都不一样了。。。。笑尿package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
[/quote]
报错的方法前面都要加上public.......package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String[] args) {
drawTest[] d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d[i].draw(); // 调用draw()方法
}
}
}
[/quote]
doAnyTthing()和上面的都不一样了。。。。笑尿
drawTestd= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d.draw();
}
drawTest d=.....package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
[/quote]
报错的方法前面都要加上public.......package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String[] args) {
drawTest[] d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d[i].draw(); // 调用draw()方法
}
}
}
[/quote]
doAnyTthing()和上面的都不一样了。。。。笑尿package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
[/quote]
报错的方法前面都要加上public.......package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String[] args) {
drawTest[] d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d[i].draw(); // 调用draw()方法
}
}
}
package crmdjtdedaan;
interface drawTest { // 定义接口
public void draw(); // 定义方法
}
// 定义平行四边形类,该类继承了四边形类,并实现了drawTest接口
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest {
public void draw() { // 由于该类实现了接口,所以需要覆盖draw()方法
System.out.println("平行四边形.draw()");
}
void doAnyThing() { // 覆盖父类方法
// SomeSentence
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest {
public void draw() {
System.out.println("正方形.draw()");
}
void doAnyThing() {
// SomeSentence
}
}
class AnyThingUseInterface extends QuadrangleUseInterface {
void doAnyThing() {
}
}
public class QuadrangleUseInterface { // 定义四边形类
public void doAnyTthing() {
// SomeSentence
}
public static void main(String[] args) {
drawTest[] d = { // 接口也可以进行向上转型操作
new SquareUseInterface(), new ParallelogramgleUseInterface() };
for (int i = 0; i < d.length; i++) {
d[i].draw(); // 调用draw()方法
}
}
}
package chucuode1;
interface drawTest{
public void draw();
}
class ParallelogramgleUseInterface extends QuadrangleUseInterface
implements drawTest{
public void draw() {
System.out.println("平行四边形.draw()");
}
void doAnyThing(){
}
}
class SquareUseInterface extends QuadrangleUseInterface implements
drawTest{
public void draw(){
System.out.println("正方形.draw()");
}
void doAnyThing() {
}
}
class AnyThingUseInterface extends QuadrangleUseInterface{
void doAnyThing() {
}
}
public class QuadrangleUseInterface{
public void doAnyThing() {
}
public static void main(String[] args) {
drawTest[]d= {
new SquareUseInterface(), new ParallelogramgleUseInterface()};
for(int i=0;i<d.length;i++) {
d[i].draw();
}
}
}
[/quote]
报错的方法前面都要加上public.......