test.java

基于UDP的可靠邮件系统

package org.hwmhere.email;

import org.hwmhere.util.math.BaseType;

import com.sun.jndi.cosnaming.IiopUrl.Address;

public class Test {

	/**
	 * @param args
	 */
	public static void main(String[] args) {
		// TODO Auto-generated method stub

		String receiver = "ab@localhost";
		String user ;
		String host ; 
		
		int i  = receiver.indexOf('@');
		
		
//		user = new String
		user=receiver.substring(0,i);
		host=receiver.substring(i+1);
		
		System.out.print(user+"@"+host);
		
		
	}

}