Class DNSEntry


  • public class DNSEntry
    extends Object
    The class defines an instance of a single DNS entry.
    Since:
    Dec 19, 2009 10:29:23 PM
    Author:
    Artur Hefczyc
    • Constructor Summary

      Constructors 
      Constructor Description
      DNSEntry​(String hostname, String ip)
      Constructs DNS entry with hostname and IP to which it resolves.
      DNSEntry​(String hostname, String[] ips)
      Constructs DNS entry with hostname and multiple IP to which it resolves.
      DNSEntry​(String hostname, String ip, int port)
      Constructs DNS entry with hostname, IP to which it resolves and a default port number used for connections.
      DNSEntry​(String hostname, String dnsResultHost, String[] ips, int port, long ttl, int priority, int weight)
      Constructs complete SRV DNS entry.
      DNSEntry​(String hostname, String dnsResultHost, String ip, int port, long ttl, int priority, int weight)
      Constructs complete SRV DNS entry.
    • Constructor Detail

      • DNSEntry

        public DNSEntry​(String hostname,
                        String ip)
        Constructs DNS entry with hostname and IP to which it resolves.
        Parameters:
        hostname - the domain name for which this record is valid
        ip - IP address of the machine providing the service.
      • DNSEntry

        public DNSEntry​(String hostname,
                        String[] ips)
        Constructs DNS entry with hostname and multiple IP to which it resolves.
        Parameters:
        hostname - the domain name for which this record is valid
        ips - Array of all IP addresses on which target host provide service.
      • DNSEntry

        public DNSEntry​(String hostname,
                        String ip,
                        int port)
        Constructs DNS entry with hostname, IP to which it resolves and a default port number used for connections.
        Parameters:
        hostname - the domain name for which this record is valid
        ip - IP address of the machine providing the service.
        port - the TCP or UDP port on which the service is to be found
      • DNSEntry

        public DNSEntry​(String hostname,
                        String dnsResultHost,
                        String ip,
                        int port,
                        long ttl,
                        int priority,
                        int weight)
        Constructs complete SRV DNS entry.
        Parameters:
        hostname - the domain name for which this record is valid
        dnsResultHost - the canonical hostname of the machine providing the service.
        ip - IP address of the machine providing the service.
        port - the TCP or UDP port on which the service is to be found
        ttl - standard DNS time to live field.
        priority - the priority of the target host, lower value means more preferred.
        weight - relative weight for records with the same priority.
      • DNSEntry

        public DNSEntry​(String hostname,
                        String dnsResultHost,
                        String[] ips,
                        int port,
                        long ttl,
                        int priority,
                        int weight)
        Constructs complete SRV DNS entry.
        Parameters:
        hostname - the domain name for which this record is valid
        dnsResultHost - the canonical hostname of the machine providing the service.
        ips - Array of all IP addresses on which target host provide service.
        port - the TCP or UDP port on which the service is to be found
        ttl - standard DNS time to live field.
        priority - the priority of the target host, lower value means more preferred.
        weight - relative weight for records with the same priority.
    • Method Detail

      • getDnsResultHost

        public String getDnsResultHost()
        Returns the domain name for which this record is valid
        Returns:
        the domain name for which this record is valid
      • getHostname

        public String getHostname()
        Returns the canonical hostname of the machine providing the service.
        Returns:
        the canonical hostname of the machine providing the service.
      • getIp

        public String getIp()
        Returns IP address of the machine providing the service.
        Returns:
        IP address of the machine providing the service.
      • getIps

        public String[] getIps()
        Returns array containing all IP addresses on which service is available (in case hostname resolves to multiple IPs)
        Returns:
        array containing all IP addresses on which service is available
      • getPort

        public int getPort()
        Returns the TCP or UDP port on which the service is to be found
        Returns:
        the TCP or UDP port on which the service is to be found
      • getPriority

        public int getPriority()
        Returns the priority of the target host, lower value means more preferred.
        Returns:
        the priority of the target host, lower value means more preferred.
      • getTtl

        public long getTtl()
        Returns standard DNS time to live field.
        Returns:
        standard DNS time to live field.
      • getWeight

        public int getWeight()
        Returns relative weight for records with the same priority.
        Returns:
        relative weight for records with the same priority.
      • toString

        public String toString()
        Returns string interpretation of the DNS entry
        Overrides:
        toString in class Object
        Returns:
        string interpretation of the DNS entry