java接口公告代碼 java如何定義公共接口規(guī)則

Java客戶端調(diào)用Webservice接口求代碼

客戶端獲得自定義對(duì)象包路徑必須和服務(wù)器端相同,當(dāng)然在客戶端也可以不用建該對(duì)象,可以將客戶端的自定義對(duì)象打成jar包,然后在客戶端引用。

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猜想用反射也可以實(shí)現(xiàn)改對(duì)象,但目前沒有寫相關(guān)例子。

pimport?java.io.Serializable;/pppublic?class?Hello?implements?Serializable?{??

/**?

*客戶端必須有與服務(wù)器端相同的自定義對(duì)象??

*/??

private?static?final?long?serialVersionUID?=?1L;??

private?String?id;??

private?String?name;??

public?String?getId()?{??

return?id;??

}??

public?void?setId(String?id)?{??

this.id?=?id;??

}??

public?String?getName()?{??

return?name;??

}??

public?void?setName(String?name)?{??

this.name?=?name;??

}??

}/p??

[java]?view?plain?copy

package?client;??

import?po.Hello;??

public?interface?IClientHelloManager?{??

/*??

[java]?view?plain?copy

*該方法名必須和服務(wù)接口一致??

[java]?view?plain?copy

*/??

[java]?view?plain?copy

public?Hello?example();??

[java]?view?plain?copy

pre?class="java"?name="code"package?client;??

import?java點(diǎn)虐 .MalformedURLException;?//import?java點(diǎn)虐 .URL;??

//import?org.codehaus.xfire.client.Client;??

import?org.codehaus.xfire.client.XFireProxyFactory;??

import?org.codehaus.xfire.service.Service;??

import?org.codehaus.xfire.service.binding.ObjectServiceFactory;??

import?po.Hello;??

public?class?ServicesClient?{??

public?static?void?main(String[]?arg)?throws?MalformedURLException,??

Exception?{??

String?xml?=?"";??

ObjectServiceFactory?objectServiceFactory?=?new?ObjectServiceFactory();??

Service?serviceModel?=?objectServiceFactory??

.create(IClientHelloManager.class);??

XFireProxyFactory?xFireProxyFactory?=?new?XFireProxyFactory();??

IClientHelloManager?service?=?(IClientHelloManager)?xFireProxyFactory??

.create(serviceModel,?xml);??

Hello?lHello?=?service.example();??

System.out.println(lHello.getId());??

System.out.println(lHello.getName());??

//?Client?client?=?new?Client(new?URL(??

//?""));??

//?Object[]?rsult?=?client.invoke("example",?new?Object[]?{?"hello"?});??

//?Hello?hello?=?(Hello)?rsult[0];??

//?System.out.println();??

}??

}/pre??

pre/pre??

pre/pre??

pre/pre

求高手幫我看段Java關(guān)于接口的一段代碼

1.implements PCI是實(shí)現(xiàn)PCI 接口的意思;

2.不是;這兩個(gè)方法是必須寫的,不能少;這兩個(gè)方法來(lái)自接口中的,既然現(xiàn)實(shí)了PCI接口,就一定要實(shí)現(xiàn)接口中的所有方法

3.PCI nc= new NetworkCard(); 因?yàn)镹etworkCard實(shí)現(xiàn)了PCI接口,PCI就類似是NetworkCard的父類,這個(gè)體現(xiàn)了面相對(duì)象編程中的多態(tài);就好比你是一個(gè)男生,我可以說(shuō)你是一個(gè)人吧,意思是一樣的;

4.PCI nc = new PCI()這個(gè)是不能直接這樣寫的,因?yàn)镻CI是接口,接口中沒有構(gòu)造方法,這個(gè)是new不出來(lái)對(duì)象的

Java程序面向?qū)ο缶幊痰幕炯軜?gòu) 接口的定義和使用 求完整代碼……謝謝

public class Admins implements Userinterface{

private String name;

private String password;

private static int userNum;

public Admins() {

userNum ++;

}

public Admins(String name, String password) {

this.name = name;

this.password = password;

userNum ++;

}

public void setPassword(String password) {

this.password = password;

}

public String getPassword() {

return this.password;

}

public String toString() {

return "Total: " + Admins.userNum + "\nName: " + this.name + "\nPassword: " + this.password;

}

public static void main(String [] args) {

Userinterface [] users = new Userinterface[]{new Admins("jeryy", "11111"), new Admins("green", "123123")};

for(Userinterface u: users) {

System.out.println(u);

}

}

}

interface Userinterface{

public void setPassword(String password);

public String getPassword();

public String toString();

}

public class Bins{

public static void main(String [] args) {

int len = 10;

int [] dist = new int [len];

for(int i = 0; i dist.length; i ++) {

dist[i] = (int)(Math.random() * 100);

}

java.util.Arrays.sort(dist);

System.out.println("生成數(shù)組如下: ");

for(int i: dist) {

System.out.print(i + "\t");

}

java.util.Scanner san = new java.util.Scanner(System.in);

System.out.print("輸入要查找的數(shù): ");

int key = san.nextInt();

int res = Bins.binSearch(dist, key);

//System.out.println(res);

String info = (res =0 ) ? (key + ":" + res) : "查找失敗";

System.out.println(info);

}

public static int binSearch(int [] dist, int key) {

java.util.Arrays.sort(dist);

return java.util.Arrays.binarySearch(dist, key);

}

}

自定義接口的JAVA代碼

三個(gè)錯(cuò):

1.Chicken 類里的howtoeat方法改howtoEat;

2.Apple類和Orange 放到Fruit 類外面。

3。Chicken 類的構(gòu)造方法需要給重量參數(shù),因?yàn)槟阒欢x了一個(gè)構(gòu)造方法。

我調(diào)試的沒問(wèn)題,改后代碼:

interface Edible{

public String howtoEat();

}

class Animal{

}

class Chicken extends Animal implements Edible,Comparable{

int weight;

public Chicken(int weight){

this.weight=weight;

}

public String howtoEat(){

return "fry it";

}

public int compareTo(Object o){

return weight-((Chicken)o).weight;

}

}

class Tiger extends Animal{

}

abstract class Fruit implements Edible

{}

class Apple extends Fruit {

public String howtoEat(){

return "Make apple cider";

}

class Orange extends Fruit{

public String howtoEat(){

return "Make orange juice";

}

}

}

public class Test{

public static void main(String[] args){

Object[] objects={new Tiger(),new Chicken(10),new Apple()};

for(int i=0;iobjects.length;i++){

showObject(objects[i]);

}

}

public static void showObject(Object object){

if(object instanceof Edible)

System.out.println(((Edible)object).howtoEat());

}

}

本文標(biāo)題:java接口公告代碼 java如何定義公共接口規(guī)則
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