defaulttemporaldatum.html

Geotools是一个开源的Java GIS工具包,可利用它来开发符合标准的地理信息系统。Geotools提供了OGC(Open Geospatial Consortium)规范的一个实现来作为他们的

                            <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;origin)</PRE>
<DL>
<DD>Constructs a temporal datum from a name.
<P>
<DT><B>Parameters:</B><DD><CODE>name</CODE> - The datum name.<DD><CODE>origin</CODE> - The date and time origin of this temporal datum.</DL>
<HR>

<A NAME="DefaultTemporalDatum(java.util.Map, java.util.Date)"><!-- --></A><H3>
DefaultTemporalDatum</H3>
<PRE>
public <B>DefaultTemporalDatum</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A>&nbsp;properties,
                            <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A>&nbsp;origin)</PRE>
<DL>
<DD>Constructs a temporal datum from a set of properties. The properties map is given
 unchanged to the <A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#AbstractDatum(java.util.Map)">super-class constructor</A>.
<P>
<DT><B>Parameters:</B><DD><CODE>properties</CODE> - Set of properties. Should contains at least <code>"name"</code>.<DD><CODE>origin</CODE> - The date and time origin of this temporal datum.</DL>

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<A NAME="getOrigin()"><!-- --></A><H3>
getOrigin</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A> <B>getOrigin</B>()</PRE>
<DL>
<DD>The date and time origin of this temporal datum.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>getOrigin</CODE> in interface <CODE>TemporalDatum</CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The date and time origin of this temporal datum.</DL>
</DD>
</DL>
<HR>

<A NAME="getAnchorPoint()"><!-- --></A><H3>
getAnchorPoint</H3>
<PRE>
public InternationalString <B>getAnchorPoint</B>()</PRE>
<DL>
<DD>Description of the point or points used to anchor the datum to the Earth.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>getAnchorPoint</CODE> in interface <CODE>TemporalDatum</CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getAnchorPoint()">getAnchorPoint</A></CODE> in class <CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html" title="class in org.geotools.referencing.datum">AbstractDatum</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="getRealizationEpoch()"><!-- --></A><H3>
getRealizationEpoch</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A> <B>getRealizationEpoch</B>()</PRE>
<DL>
<DD>The time after which this datum definition is valid.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE>getRealizationEpoch</CODE> in interface <CODE>TemporalDatum</CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getRealizationEpoch()">getRealizationEpoch</A></CODE> in class <CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html" title="class in org.geotools.referencing.datum">AbstractDatum</A></CODE></DL>
</DD>
<DD><DL>
</DL>
</DD>
</DL>
<HR>

<A NAME="equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)"><!-- --></A><H3>
equals</H3>
<PRE>
public boolean <B>equals</B>(<A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A>&nbsp;object,
                      boolean&nbsp;compareMetadata)</PRE>
<DL>
<DD>Compare this temporal datum with the specified object for equality.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)">equals</A></CODE> in class <CODE><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html" title="class in org.geotools.referencing.datum">AbstractDatum</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>object</CODE> - The object to compare to .<DD><CODE>compareMetadata</CODE> -  for performing a strict comparaison, or
          for comparing only properties relevant to transformations.
<DT><B>Returns:</B><DD> if both objects are equal.</DL>
</DD>
</DL>
<HR>

<A NAME="hashCode()"><!-- --></A><H3>
hashCode</H3>
<PRE>
public int <B>hashCode</B>()</PRE>
<DL>
<DD>Returns a hash value for this temporal datum. <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName()">Name</A>,
 <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getRemarks()">remarks</A> and the like are not taken in account. In
 other words, two temporal datums will return the same hash value if they
 are equal in the sense of
 <code><A HREF="../../../../org/geotools/referencing/datum/DefaultTemporalDatum.html#equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)"><CODE>equals</CODE></A>(AbstractIdentifiedObject, <strong>false</strong>)</code>.
<P>
<DD><DL>
<DT><B>Overrides:</B><DD><CODE><A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#hashCode()">hashCode</A></CODE> in class <CODE><A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The hash code value. This value doesn't need to be the same
         in past or future versions of this class.</DL>
</DD>
</DL>
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