Example usage for org.apache.commons.net WhoisClient query

Introduction

In this page you can find the example usage for org.apache.commons.net WhoisClient query.

Prototype

public String query(String handle) throws IOException 

Source Link

Document

Queries the connected whois server for information regarding the given handle.

Usage

From source file:examples.fwhois.java

public static final void main(String[] args) {
    int index;/*ww w .j  a  v a2s.  com*/
    String handle, host;
    InetAddress address = null;
    WhoisClient whois;

    if (args.length != 1) {
        System.err.println("usage: fwhois handle[@<server>]");
        System.exit(1);
    }

    index = args[0].lastIndexOf("@");

    whois = new WhoisClient();
    // We want to timeout if a response takes longer than 60 seconds
    whois.setDefaultTimeout(60000);

    if (index == -1) {
        handle = args[0];
        host = WhoisClient.DEFAULT_HOST;
    } else {
        handle = args[0].substring(0, index);
        host = args[0].substring(index + 1);
    }

    try {
        address = InetAddress.getByName(host);
    } catch (UnknownHostException e) {
        System.err.println("Error unknown host: " + e.getMessage());
        System.exit(1);
    }

    System.out.println("[" + address.getHostName() + "]");

    try {
        whois.connect(address);
        System.out.print(whois.query(handle));
        whois.disconnect();
    } catch (IOException e) {
        System.err.println("Error I/O exception: " + e.getMessage());
        System.exit(1);
    }
}

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