helloclient.java

电子工业出版社出版的《java2应用开发指南》配套光盘源代码

//HelloClient.java
import HelloApp.*;
import org.omg.CosNaming.*;
import org.omg.CORBA.*;

public class HelloClient 
{
    public static void main(String args[])
    {
	try{
	    // 创建和初始化ORB
	    ORB orb = ORB.init(args, null);

        // 获取根命名上下文　　
        org.omg.CORBA.Object objRef=orb.resolve_initial_references("NameService");
        NamingContext ncRef = NamingContextHelper.narrow(objRef);             
        //解析命名中的对象引用 　　
        NameComponent nc = new NameComponent("Hello", "");
        NameComponent path[] = {nc};
        Hello helloRef = HelloHelper.narrow(ncRef.resolve(path));
		//调用CORBA对象的方法并打印出来
	    String Hello = helloRef.sayHello();
	    System.out.println(Hello);

	} catch (Exception e) {
	    e.printStackTrace(System.out);
	}
    }
}