com.senseidb.util.NetUtil Maven / Gradle / Ivy
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/**
* This software is licensed to you under the Apache License, Version 2.0 (the
* "Apache License").
*
* LinkedIn's contributions are made under the Apache License. If you contribute
* to the Software, the contributions will be deemed to have been made under the
* Apache License, unless you expressly indicate otherwise. Please do not make any
* contributions that would be inconsistent with the Apache License.
*
* You may obtain a copy of the Apache License at http://www.apache.org/licenses/LICENSE-2.0
* Unless required by applicable law or agreed to in writing, this software
* distributed under the Apache License is distributed on an "AS IS" BASIS, WITHOUT
* WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied. See the Apache
* License for the specific language governing permissions and limitations for the
* software governed under the Apache License.
*
* © 2012 LinkedIn Corp. All Rights Reserved.
*/
package com.senseidb.util;
import java.net.DatagramSocket;
import java.net.InetAddress;
import java.net.SocketException;
import java.net.UnknownHostException;
public class NetUtil
{
private static final String DUMMY_OUT_IP = "74.125.224.0";
/**
* Get the ip address of local host.
*/
public static String getHostAddress() throws SocketException, UnknownHostException
{
DatagramSocket ds = new DatagramSocket();
ds.connect(InetAddress.getByName(DUMMY_OUT_IP), 80);
InetAddress localAddress = ds.getLocalAddress();
if (localAddress.getHostAddress().equals("0.0.0.0")) {
localAddress = InetAddress.getLocalHost();
}
return localAddress.getHostAddress();
}
}