Package org.xbill.DNS

Class LOCRecord

java.lang.Object

org.xbill.DNS.Record

org.xbill.DNS.LOCRecord

All Implemented Interfaces:

Serializable, Cloneable, Comparable<Record>

public class LOCRecord
extends Record

Location - describes the physical location of hosts, networks, subnets.

See Also:

• RFC 1876: A Means for Expressing Location Information in the Domain Name System
• Serialized Form

Field Summary

Fields

Modifier and Type	Field	Description
private long	altitude
private long	hPrecision
private long	latitude
private long	longitude
private long	size
private long	vPrecision
private static final NumberFormat	w2
private static final NumberFormat	w3

Fields inherited from class org.xbill.DNS.Record

dclass, name, ttl, type

Constructor Summary

Constructors

Constructor	Description
LOCRecord()
LOCRecord(Name name, int dclass, long ttl, double latitude, double longitude, double altitude, double size, double hPrecision, double vPrecision)	Creates an LOC Record from the given data

Method Summary

Modifier and Type	Method	Description
double	getAltitude()	Returns the altitude
double	getHPrecision()	Returns the horizontal precision
double	getLatitude()	Returns the latitude
double	getLongitude()	Returns the longitude
double	getSize()	Returns the diameter of the enclosing sphere
double	getVPrecision()	Returns the horizontal precision
private long	parseDouble(Tokenizer st, String type, boolean required, long min, long max, long defaultValue)
private double	parseFixedPoint(String s)
private static long	parseLOCformat(int b)
private long	parsePosition(Tokenizer st, String type)
private String	positionToString(long value, char pos, char neg)
protected void	rdataFromString(Tokenizer st, Name origin)	Converts the text format of an RR to the internal format - must be overriden
private void	renderFixedPoint(StringBuilder sb, NumberFormat formatter, long value, long divisor)
protected void	rrFromWire(DNSInput in)	Converts the type-specific RR to wire format - must be overridden
protected String	rrToString()	Convert to a String
protected void	rrToWire(DNSOutput out, Compression c, boolean canonical)	Converts the type-specific RR to wire format - must be overridden.
private int	toLOCformat(long l)

Methods inherited from class org.xbill.DNS.Record

byteArrayFromString, byteArrayToString, checkByteArrayLength, checkName, checkU16, checkU32, checkU8, cloneRecord, compareTo, equals, fromString, fromString, fromWire, fromWire, fromWire, getAdditionalName, getDClass, getName, getRRsetType, getTTL, getType, hashCode, newRecord, newRecord, newRecord, newRecord, rdataToString, rdataToWireCanonical, sameRRset, sameRRset, setTTL, toString, toWire, toWire, toWireCanonical, unknownToString, withDClass, withName, writeReplace

Methods inherited from class java.lang.Object

clone, finalize, getClass, notify, notifyAll, wait, wait, wait

Field Details

w2

private static final NumberFormat w2

w3

private static final NumberFormat w3

size

private long size

hPrecision

private long hPrecision

vPrecision

private long vPrecision

latitude

private long latitude

longitude

private long longitude

altitude

private long altitude

Constructor Details

LOCRecord

LOCRecord()

LOCRecord

public LOCRecord(Name name,
 int dclass,
 long ttl,
 double latitude,
 double longitude,
 double altitude,
 double size,
 double hPrecision,
 double vPrecision)

Creates an LOC Record from the given data

Parameters:

latitude - The latitude of the center of the sphere

longitude - The longitude of the center of the sphere

altitude - The altitude of the center of the sphere, in m

size - The diameter of a sphere enclosing the described entity, in m.

hPrecision - The horizontal precision of the data, in m.

vPrecision - The vertical precision of the data, in m.

Method Details

rrFromWire

protected void rrFromWire(DNSInput in)
                   throws IOException

Description copied from class: Record

Converts the type-specific RR to wire format - must be overridden

Specified by:

rrFromWire in class Record

Throws:

IOException

parseFixedPoint

private double parseFixedPoint(String s)

parsePosition

private long parsePosition(Tokenizer st,
 String type)
                    throws IOException

Throws:

IOException

parseDouble

private long parseDouble(Tokenizer st,
 String type,
 boolean required,
 long min,
 long max,
 long defaultValue)
                  throws IOException

Throws:

IOException

rdataFromString

protected void rdataFromString(Tokenizer st,
 Name origin)
                        throws IOException

Description copied from class: Record

Converts the text format of an RR to the internal format - must be overriden

Specified by:

rdataFromString in class Record

Throws:

IOException

renderFixedPoint

private void renderFixedPoint(StringBuilder sb,
 NumberFormat formatter,
 long value,
 long divisor)

positionToString

private String positionToString(long value,
 char pos,
 char neg)

rrToString

protected String rrToString()

Convert to a String

Specified by:

rrToString in class Record

getLatitude

public double getLatitude()

Returns the latitude

getLongitude

public double getLongitude()

Returns the longitude

getAltitude

public double getAltitude()

Returns the altitude

getSize

public double getSize()

Returns the diameter of the enclosing sphere

getHPrecision

public double getHPrecision()

Returns the horizontal precision

getVPrecision

public double getVPrecision()

Returns the horizontal precision

rrToWire

protected void rrToWire(DNSOutput out,
 Compression c,
 boolean canonical)

Description copied from class: Record

Converts the type-specific RR to wire format - must be overridden.

Specified by:

rrToWire in class Record

parseLOCformat

private static long parseLOCformat(int b)
                            throws WireParseException

Throws:

WireParseException

toLOCformat

private int toLOCformat(long l)