JNDI
Java Naming and Directory Interface



Pet.java
JndiDemo.java


Pet.java

import java.io.Serializable;
import java.rmi.Remote;

// 使用RMI实现JNDI对象绑定到服务器上，继承Remote
public class Pet implements Remote, Serializable {

    private static final long serialVersionUID = 1L;
    
    public int id;
    public String name;
    
    @Override
    public String toString() {
        return id+","+name;
    }
    
}


JndiDemo.java


import java.rmi.registry.LocateRegistry;

import javax.naming.Context;
import javax.naming.InitialContext;

// Java Naming and Directory Interface
public class JndiDemo {
    
    public static void bindPet() throws Exception{
        LocateRegistry.createRegistry(6000);
        System.setProperty(Context.INITIAL_CONTEXT_FACTORY, "com.sun.jndi.rmi.registry.RegistryContextFactory");
        System.setProperty(Context.PROVIDER_URL, "rmi://localhost:6000");
        
        InitialContext ctx = new InitialContext();
        Pet pet = new Pet();
        pet.id=1;
        pet.name = "tiger";
        ctx.bind("pet", pet);
        ctx.close();
    }
    
    public static void findPet() throws Exception{
        InitialContext ctx = new InitialContext();
        Pet pet = (Pet) ctx.lookup("pet");
        System.out.println(pet.toString());
        ctx.close();
    }
    
    public static void main(String[] args) throws Exception {    
        bindPet();
        findPet();  
        // netstat -an|grep 6000
        // Thread.sleep(60000);
    }
}


完整代码
https://gitee.com/dyyx/hellocode/blob/master/src/jndi/JndiDemo.java