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lookup.java

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import org.xbill.DNS.*;

/** @author Brian Wellington <[email protected]> */

public class lookup {

public static void

printAnswer(String name, Lookup lookup) {

System.out.print(name + ":");

int result = lookup.getResult();

if (result != Lookup.SUCCESSFUL)

System.out.print(" " + lookup.getErrorString());

System.out.println();

Name [] aliases = lookup.getAliases();

if (aliases.length > 0) {

System.out.print("# aliases: ");

for (int i = 0; i < aliases.length; i++) {

System.out.print(aliases[i]);

if (i < aliases.length - 1)

System.out.print(" ");

}

System.out.println();

}

if (lookup.getResult() == Lookup.SUCCESSFUL) {

Record [] answers = lookup.getAnswers();

for (int i = 0; i < answers.length; i++)

System.out.println(answers[i]);

}

public static void

main(String [] args) throws Exception {

int type = Type.A;

int start = 0;

if (args.length > 2 && args[0].equals("-t")) {

type = Type.value(args[1]);

if (type < 0)

throw new IllegalArgumentException("invalid type");

start = 2;

}

for (int i = start; i < args.length; i++) {

Lookup l = new Lookup(args[i], type);

l.run();

printAnswer(args[i], l);

}