JAVA EXAMPLE PROGRAMS

JAVA EXAMPLE PROGRAMS

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How to get Host name by IP address in Java?


Description:

Below example shows how to get host name for the given IP address. InetAddress class helps you to get these details. The method getByName() provides InetAddress object by passing IP address as its input. By calling getHostName() method on this object, you can get host name.


Code:
package com.myjava.ip;

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

public class MyHostName {

    public static void main(String a[]){
    
        try {
            InetAddress host = InetAddress.getByName("72.167.232.155");
            System.out.println(host.getHostName());
        } catch (UnknownHostException ex) {
            ex.printStackTrace();
        }
    }
}
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Knowledge Centre
What is java static import?
By using static imports, we can import the static members from a class rather than the classes from a given package. For example, Thread class has static sleep method, below example gives an idea:

import static java.lang.Thread;
public class MyStaticImportTest {
public static void main(String[] a) {
try{
sleep(100);
} catch(Exception ex){

}
}
}
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Reference: Java™ Platform Standard Ed. 7 - API Specification | Java is registered trademark of Oracle.
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