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ObjectFormattable
AbstractIdentifiedObject
AbstractDatum
DefaultTemporalDatum
public class DefaultTemporalDatum
A temporal datum defines the origin of a temporal coordinate reference system.
Field Summary | |
---|---|
static DefaultTemporalDatum |
DUBLIN_JULIAN
Datum for time measured since December 31, 1899 at 12:00 UTC. |
static DefaultTemporalDatum |
JULIAN
Datum for time measured since January 1st, 4713 BC at 12:00 UTC. |
static DefaultTemporalDatum |
MODIFIED_JULIAN
Datum for time measured since November 17, 1858 at 00:00 UTC. |
static DefaultTemporalDatum |
TRUNCATED_JULIAN
Datum for time measured since May 24, 1968 at 00:00 UTC. |
static DefaultTemporalDatum |
UNIX
Default datum for time measured since January 1st, 1970 at 00:00 UTC. |
Fields inherited from class AbstractIdentifiedObject |
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EMPTY_ALIAS_ARRAY, EMPTY_IDENTIFIER_ARRAY, IDENTIFIER_COMPARATOR, NAME_COMPARATOR, REMARKS_COMPARATOR |
Fields inherited from class Formattable |
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SINGLE_LINE |
Fields inherited from interface Datum |
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ANCHOR_POINT_KEY, DOMAIN_OF_VALIDITY_KEY, REALIZATION_EPOCH_KEY, SCOPE_KEY |
Fields inherited from interface IdentifiedObject |
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ALIAS_KEY, IDENTIFIERS_KEY, NAME_KEY, REMARKS_KEY |
Constructor Summary | |
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DefaultTemporalDatum(Map<String,?> properties,
Date origin)
Constructs a temporal datum from a set of properties. |
|
DefaultTemporalDatum(String name,
Date origin)
Constructs a temporal datum from a name. |
|
DefaultTemporalDatum(TemporalDatum datum)
Constructs a new datum with the same values than the specified one. |
Method Summary | |
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boolean |
equals(AbstractIdentifiedObject object,
boolean compareMetadata)
Compare this temporal datum with the specified object for equality. |
InternationalString |
getAnchorPoint()
Description of the point or points used to anchor the datum to the Earth. |
Date |
getOrigin()
The date and time origin of this temporal datum. |
Date |
getRealizationEpoch()
The time after which this datum definition is valid. |
int |
hashCode()
Returns a hash value for this temporal datum. |
Methods inherited from class AbstractDatum |
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formatWKT, getDomainOfValidity, getScope, getValidArea |
Methods inherited from class AbstractIdentifiedObject |
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asSet, ensureAngularUnit, ensureLinearUnit, ensureNonNull, ensureNonNull, ensureTimeUnit, equals, equals, equals, equals, getAlias, getIdentifier, getIdentifier, getIdentifiers, getName, getName, getName, getProperties, getProperties, getRemarks, nameMatches, nameMatches, nameMatches |
Methods inherited from class Formattable |
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cleanupThreadLocals, toString, toWKT, toWKT, toWKT, toWKT |
Methods inherited from class Object |
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clone, finalize, getClass, notify, notifyAll, wait, wait, wait |
Methods inherited from interface Datum |
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getDomainOfValidity, getScope |
Methods inherited from interface IdentifiedObject |
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getAlias, getIdentifiers, getName, getRemarks, toWKT |
Field Detail |
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public static final DefaultTemporalDatum JULIAN
DefaultTemporalCRS.JULIAN
public static final DefaultTemporalDatum MODIFIED_JULIAN
MJD = JD − 2400000.5
.
DefaultTemporalCRS.MODIFIED_JULIAN
public static final DefaultTemporalDatum TRUNCATED_JULIAN
TJD = JD − 2440000.5
.
DefaultTemporalCRS.TRUNCATED_JULIAN
public static final DefaultTemporalDatum DUBLIN_JULIAN
DJD = JD − 2415020
.
DefaultTemporalCRS.DUBLIN_JULIAN
public static final DefaultTemporalDatum UNIX
DefaultTemporalCRS.UNIX
,
DefaultTemporalCRS.JAVA
Constructor Detail |
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public DefaultTemporalDatum(TemporalDatum datum)
public DefaultTemporalDatum(String name, Date origin)
name
- The datum name.origin
- The date and time origin of this temporal datum.public DefaultTemporalDatum(Map<String,?> properties, Date origin)
properties
- Set of properties. Should contains at least "name"
.origin
- The date and time origin of this temporal datum.Method Detail |
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public Date getOrigin()
getOrigin
in interface TemporalDatum
public InternationalString getAnchorPoint()
getAnchorPoint
in interface Datum
getAnchorPoint
in interface TemporalDatum
getAnchorPoint
in class AbstractDatum
null
if none.public Date getRealizationEpoch()
getRealizationEpoch
in interface Datum
getRealizationEpoch
in interface TemporalDatum
getRealizationEpoch
in class AbstractDatum
null
if not available.public boolean equals(AbstractIdentifiedObject object, boolean compareMetadata)
equals
in class AbstractDatum
object
- The object to compare to this
.compareMetadata
- true
for performing a strict comparaison, or
false
for comparing only properties relevant to transformations.
true
if both objects are equal.public int hashCode()
equals
(AbstractIdentifiedObject, false)
.
hashCode
in class AbstractIdentifiedObject
|
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