Java Host Address Get getHostAddress(String hostname)

Description

Get the Inet address of the machine of the given host name.

License

Apache License

Parameter

Parameter	Description
hostname	The name of the host

Exception

Parameter	Description
UnknownHostException	an exception

Return

The network address of the the host

Declaration

public static InetAddress getHostAddress(String hostname) throws UnknownHostException 

Method Source Code

//package com.java2s;
/**/*from   ww  w  . j  av  a  2 s  .  c o m*/
 * Licensed to the Apache Software Foundation (ASF) under one
 * or more contributor license agreements.  See the NOTICE file
 * distributed with this work for additional information
 * regarding copyright ownership.  The ASF licenses this file
 * to you under the Apache License, Version 2.0 (the
 * "License"); you may not use this file except in compliance
 * with the License.  You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

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

public class Main {
    /**
     * Get the Inet address of the machine of the given host name.
     * @param hostname The name of the host
     * @return The network address of the the host
     * @throws UnknownHostException
     */
    public static InetAddress getHostAddress(String hostname) throws UnknownHostException {
        InetAddress serverIPAddress;
        if (hostname != null && !hostname.isEmpty()) {
            serverIPAddress = InetAddress.getByName(hostname);
        } else {
            serverIPAddress = InetAddress.getLocalHost();
        }
        return serverIPAddress;
    }
}

Related

1. getHostAddress()
2. getHostAddress()
3. getHostAddress()
4. getHostAddress(boolean promiscuous)
5. getHostAddress(final String name)
6. getHostAddress(String hostPort)
7. getHostAddresses()
8. getHostAddresses()
9. getHostAddresses()