inetaddressresolver.java

来自「spam source codejasen-0.9jASEN - java An」· Java 代码 · 共 41 行

/*
 * @(#)InetAddressResolver.java	4/11/2004
 *
 * Copyright 2003, 2004 EveryMail Pty Ltd. All rights reserved.
 * Use is subject to license terms.
 */
package org.jasen.interfaces;

import java.net.InetAddress;
import java.net.UnknownHostException;

/**
 * <P>
 * 	Resolves IP addresses to host names and vice versa.
 * </P>
 * <p>
 * 	If an instance of this interface is provided to the jASEN engine it will be used. 
 * 	Otherwise the internal InetAddressResolver is used
 * </p>
 * @author Jason Polites
 * @see org.jasen.net.JasenInetAddressResolver
 */
public interface InetAddressResolver
{
    /**
     * Gets the InetAddress associated with the host name or IP address provided
     * @param host
     * @return The InetAddress object for the given host
     * @throws UnknownHostException
     */
    public InetAddress getByName(String host) throws UnknownHostException;
    
    /**
     * Gets all InetAddress records associated with the host name or IP address provided
     * @param host
     * @return All the hosts known for the given name or IP
     * @throws UnknownHostException
     */
    public InetAddress[] getAllByName(String host) throws UnknownHostException;
}