abstractdatum.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

          Constructs a new datum with the same values than the specified one.
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<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#AbstractDatum(java.util.Map)">AbstractDatum</A></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)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Constructs a datum from a set of properties. </TD>
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<!-- ========== METHOD SUMMARY =========== -->

<A NAME="method_summary"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<B>Method Summary</B></FONT></TD>
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<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#equals(org.geotools.referencing.AbstractIdentifiedObject, boolean)">equals</A></B>(<A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A>&nbsp;object,
       boolean&nbsp;compareMetadata)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Compares the specified object with this datum for equality.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#formatWKT(org.geotools.referencing.wkt.Formatter)">formatWKT</A></B>(<A HREF="../../../../org/geotools/referencing/wkt/Formatter.html" title="class in org.geotools.referencing.wkt">Formatter</A>&nbsp;formatter)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Format the inner part of a
 <A HREF="http://geoapi.sourceforge.net/snapshot/javadoc/org/opengis/referencing/doc-files/WKT.html"><cite>Well
 Known Text</cite> (WKT)</A> element.

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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;InternationalString</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getAnchorPoint()">getAnchorPoint</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Description, possibly including coordinates, of the point or points used to anchor the datum
 to the Earth. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util">Date</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getRealizationEpoch()">getRealizationEpoch</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The time after which this datum definition is valid. </TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;InternationalString</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getScope()">getScope</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Description of domain of usage, or limitations of usage, for which this
 datum object is valid.</TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;Extent</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getValidArea()">getValidArea</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Area or region in which this datum object is valid.</TD>
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&nbsp;<A NAME="methods_inherited_from_class_AbstractIdentifiedObject"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html" title="class in org.geotools.referencing">AbstractIdentifiedObject</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#asSet(java.lang.Object[])">asSet</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureAngularUnit(javax.units.Unit)">ensureAngularUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureLinearUnit(javax.units.Unit)">ensureLinearUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureNonNull(java.lang.String, java.lang.Object)">ensureNonNull</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureNonNull(java.lang.String, java.lang.Object[], int)">ensureNonNull</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#ensureTimeUnit(javax.units.Unit)">ensureTimeUnit</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(java.util.Collection, java.util.Collection, boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(org.opengis.referencing.IdentifiedObject[], org.opengis.referencing.IdentifiedObject[], boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(org.opengis.referencing.IdentifiedObject, org.opengis.referencing.IdentifiedObject, boolean)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#equals(java.lang.Object)">equals</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getAlias()">getAlias</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifier(org.opengis.metadata.citation.Citation)">getIdentifier</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifier(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getIdentifier</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getIdentifiers()">getIdentifiers</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName()">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName(org.opengis.metadata.citation.Citation)">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getName(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getName</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getProperties(org.opengis.referencing.IdentifiedObject)">getProperties</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getProperties(org.opengis.referencing.IdentifiedObject, org.opengis.metadata.citation.Citation)">getProperties</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#getRemarks()">getRemarks</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#hashCode()">hashCode</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#nameMatches(org.opengis.referencing.IdentifiedObject, java.lang.String)">nameMatches</A>, <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#nameMatches(java.lang.String)">nameMatches</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_Formattable"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html" title="class in org.geotools.referencing.wkt">Formattable</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toString()">toString</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT()">toWKT</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT(org.opengis.metadata.citation.Citation, int)">toWKT</A>, <A HREF="../../../../org/geotools/referencing/wkt/Formattable.html#toWKT(int)">toWKT</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_Object"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from class <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html" title="class or interface in java.lang">Object</A></B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#clone()" title="class or interface in java.lang">clone</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#finalize()" title="class or interface in java.lang">finalize</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#getClass()" title="class or interface in java.lang">getClass</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#notify()" title="class or interface in java.lang">notify</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#notifyAll()" title="class or interface in java.lang">notifyAll</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait()" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait(long)" title="class or interface in java.lang">wait</A>, <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Object.html#wait(long, int)" title="class or interface in java.lang">wait</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_IdentifiedObject"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#EEEEFF" CLASS="TableSubHeadingColor">
<TD><B>Methods inherited from interface IdentifiedObject</B></TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE>getAlias, getIdentifiers, getName, getRemarks, toWKT</CODE></TD>
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<P>

<!-- ============ FIELD DETAIL =========== -->


<!-- ========= CONSTRUCTOR DETAIL ======== -->

<A NAME="constructor_detail"><!-- --></A>
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<B>Constructor Detail</B></FONT></TD>
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<A NAME="AbstractDatum(org.opengis.referencing.datum.Datum)"><!-- --></A><H3>
AbstractDatum</H3>
<PRE>
public <B>AbstractDatum</B>(Datum&nbsp;datum)</PRE>
<DL>
<DD>Constructs a new datum with the same values than the specified one.
 This copy constructor provides a way to wrap an arbitrary implementation into a
 Geotools one or a user-defined one (as a subclass), usually in order to leverage
 some implementation-specific API. This constructor performs a shallow copy,
 i.e. the properties are not cloned.
<P>
<DT><B>Since:</B></DT>
  <DD>2.2</DD>
</DL>
<HR>

<A NAME="AbstractDatum(java.util.Map)"><!-- --></A><H3>
AbstractDatum</H3>
<PRE>
public <B>AbstractDatum</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)</PRE>
<DL>
<DD>Constructs a datum from a set of properties. The properties given in argument follow
 the same rules than for the <A HREF="../../../../org/geotools/referencing/AbstractIdentifiedObject.html#AbstractIdentifiedObject(java.util.Map)">super-class constructor</A>. Additionally, the following properties are understood by this
 construtor:
 <br><br>
 <table border='1'>
   <tr bgcolor="#CCCCFF" class="TableHeadingColor">
     <th nowrap>Property name</th>
     <th nowrap>Value type</th>
     <th nowrap>Value given to</th>
   </tr>
   <tr>
     <td nowrap>&nbsp;<CODE>"anchorPoint"</CODE>&nbsp;</td>
     <td nowrap>&nbsp;<CODE>InternationalString</CODE> or <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang"><CODE>String</CODE></A>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getAnchorPoint()"><CODE>getAnchorPoint()</CODE></A></td>
   </tr>
   <tr>
     <td nowrap>&nbsp;<CODE>"realizationEpoch"</CODE>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Date.html" title="class or interface in java.util"><CODE>Date</CODE></A>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getRealizationEpoch()"><CODE>getRealizationEpoch()</CODE></A></td>
   </tr>
   <tr>
     <td nowrap>&nbsp;<CODE>"validArea"</CODE>&nbsp;</td>
     <td nowrap>&nbsp;<CODE>Extent</CODE>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getValidArea()"><CODE>getValidArea()</CODE></A></td>
   </tr>
   <tr>
     <td nowrap>&nbsp;<CODE>"scope"</CODE>&nbsp;</td>
     <td nowrap>&nbsp;<CODE>InternationalString</CODE> or <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang"><CODE>String</CODE></A>&nbsp;</td>
     <td nowrap>&nbsp;<A HREF="../../../../org/geotools/referencing/datum/AbstractDatum.html#getScope()"><CODE>getScope()</CODE></A></td>
   </tr>
 </table>
<P>
</DL>

<!-- ============ METHOD DETAIL ========== -->

<A NAME="method_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<B>Method Detail</B></FONT></TD>
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<A NAME="getAnchorPoint()"><!-- --></A><H3>