webservice如何处理返回值是list集合
发布时间:2020-12-16 22:41:28 所属栏目:安全 来源:网络整理
导读:???在上篇博客中介绍了入门实例,并搭建的基本的框架和引入jar包,下面在原来的基础上学习webservce如何处理返回值是list集合。 一、服务端 1.建pojo类(Cat和User) public class User {private int id;private String name;private String pass;private St
???在上篇博客中介绍了入门实例,并搭建的基本的框架和引入jar包,下面在原来的基础上学习webservce如何处理返回值是list集合。 一、服务端 1.建pojo类(Cat和User) public class User { private int id; private String name; private String pass; private String address; public User(){ } public User(int id,String name,String pass,String address) { super(); this.id = id; this.name = name; this.pass = pass; this.address = address; } public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getPass() { return pass; } public void setPass(String pass) { this.pass = pass; } public String getAddress() { return address; } public void setAddress(String address) { this.address = address; } @Override public int hashCode() { final int prime = 31; int result = 1; result = prime * result + ((name == null) ? 0 : name.hashCode()); result = prime * result + ((pass == null) ? 0 : pass.hashCode()); return result; } //只要name和pass的值和分别相等就能获取到对象 ?@Override public boolean equals(Object obj) { if (this == obj) return true; if (obj == null) return false; if (getClass() != obj.getClass()) return false; User other = (User) obj; if (name == null) { if (other.name != null) return false; } else if (!name.equals(other.name)) return false; if (pass == null) { if (other.pass != null) return false; } else if (!pass.equals(other.pass)) return false; return true; } } public class Cat { private int id; private String name; private String color; public Cat(){} public Cat(int id,String color) { super(); this.id = id; this.name = name; this.color = color; } public int getId() { return id; } public void setId(int id) { this.id = id; } public String getName() { return name; } public void setName(String name) { this.name = name; } public String getColor() { return color; } public void setColor(String color) { this.color = color; } } 2.建service接口和实现类 public interface UserService { //返回值类型是list List<Cat> getCatsByUser(User user); } public class UserServiceImpl implements UserService{ //用hashmap模拟内存中的数据库 static Map<User,List<Cat>> catDb = new HashMap<User,List<Cat>>(); static{ List<Cat> catList1 = new ArrayList<Cat>(); catList1.add(new Cat(1,"garfield","橙色")); catList1.add(new Cat(2,"机器猫","蓝色")); catDb.put(new User(1,"sun","3322","花果山"),catList1); List<Cat> catList2 = new ArrayList<Cat>(); catList2.add(new Cat(3,"kitty","白色")); catList2.add(new Cat(4,"熊猫","黑白色")); catDb.put(new User(2,"zhu","4422","高老庄"),catList2); } //返回值类型是list @Override public List<Cat> getCatsByUser(User user) { return catDb.get(user); } } 3.在webservice组件中调用方法 @WebService //是扩展java类提供的 public interface HelloWorld { List<Cat> getCatsByUser(User user); } @WebService(endpointInterface="com.tgb.cxf.ws.HelloWorld",serviceName="HelloWorldWs") public class HelloWorldWs implements HelloWorld { private UserService us = new UserServiceImpl(); @Override public List<Cat> getCatsByUser(User user) { //在实际的项目中web service组件自己并不会去实现业务功能 //它只是调用业务逻辑主键的方法来暴露web service return us.getCatsByUser(user); } } 4.发布项目 ??也就是执行服务器端的main方法 5.查看wsdl文档如下 ? ??对文档的解析以后的博客中会有讲解。 二、客户端 ???服务器端发布成功后,一定要执行下面的命令客户端才能更新 ?? public class ClientMain { /** * @param args */ public static void main(String[] args) { HelloWorldWs factory = new HelloWorldWs(); //此处返回的只是远程web service的代理 HelloWorld hw = factory.getHelloWorldWsPort(); System.out.println(hw.sayHi("孙悟空")); User user = new User(); user.setId(30); user.setName("sun"); user.setPass("3322"); List<Cat> catList = hw.getCatsByUser(user); for (Cat cat : catList) { System.out.println(cat.getName()); } } }???在客户端调用webservice暴露的接口,然后获得的值是list类型的,然后通过遍历获取对象的值。 运行结果: 孙悟空,您好现在时间是:Thu Aug 13 12:05:02 CST 2015 garfield 机器猫 (编辑:李大同) 【声明】本站内容均来自网络,其相关言论仅代表作者个人观点,不代表本站立场。若无意侵犯到您的权利,请及时与联系站长删除相关内容! |