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Ingy döt Net 2023-07-01 11:58:00 -04:00
parent 7387c8f97b
commit cb5bb5e222
199093 changed files with 3378972 additions and 0 deletions
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2
Task/DNS-query/Java/dns-query-1.java Normal file
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import java.net.InetAddress;
import java.net.UnknownHostException;

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Task/DNS-query/Java/dns-query-2.java Normal file
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public static void main(String[] args) throws UnknownHostException {
/* 'getAllByName' will use the system configured 'resolver' */
for (InetAddress ip : InetAddress.getAllByName("www.kame.net"))
System.out.println(ip.getHostAddress());
}

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Task/DNS-query/Java/dns-query-3.java Normal file
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import java.net.InetAddress;
import java.net.Inet4Address;
import java.net.Inet6Address;
import java.net.UnknownHostException;
class DnsQuery {
public static void main(String[] args) {
try {
InetAddress[] ipAddr = InetAddress.getAllByName("www.kame.net");
for(int i=0; i < ipAddr.length ; i++) {
if (ipAddr[i] instanceof Inet4Address) {
System.out.println("IPv4 : " + ipAddr[i].getHostAddress());
} else if (ipAddr[i] instanceof Inet6Address) {
System.out.println("IPv6 : " + ipAddr[i].getHostAddress());
}
}
} catch (UnknownHostException uhe) {
System.err.println("unknown host");
}
}
}