metadatabuilder.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

<CODE>&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/coverage/io/MetadataBuilder.html#getSource()">getSource</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the source file name or URL. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;<A HREF="http://jsr-108.sourceforge.net/javadoc/javax/units/Unit.html" title="class or interface in javax.units">Unit</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getUnit()">getUnit</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns the units. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#listMetadata(java.io.Writer)">listMetadata</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/Writer.html" title="class or interface in java.io">Writer</A>&nbsp;out)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;List all metadata to the specified stream. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#load(java.io.BufferedReader)">load</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/BufferedReader.html" title="class or interface in java.io">BufferedReader</A>&nbsp;in)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reads all metadata from a stream. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#load(java.io.File)">load</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/File.html" title="class or interface in java.io">File</A>&nbsp;header)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reads all metadata from a text file. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#load(java.net.URL)">load</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/net/URL.html" title="class or interface in java.net">URL</A>&nbsp;header)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Reads all metadata from an URL. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>protected &nbsp;boolean</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#parseLine(java.lang.String)">parseLine</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;line)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Parses a line and add the key-value pair to this metadata set. </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#setFormatPattern(java.lang.Class, java.lang.String)">setFormatPattern</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/Class.html" title="class or interface in java.lang">Class</A>&nbsp;type,
                 <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;pattern)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the pattern to use for parsing and formatting values of the specified type.
 </TD>
</TR>
<TR BGCOLOR="white" CLASS="TableRowColor">
<TD ALIGN="right" VALIGN="top" WIDTH="1%"><FONT SIZE="-1">
<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#setSeparator(java.lang.String)">setSeparator</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>&nbsp;separator)</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Set the characters to use as separator between keys and values.</TD>
</TR>
<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/lang/String.html" title="class or interface in java.lang">String</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#toString()">toString</A></B>()</CODE>

<BR>
&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Returns a string representation of this metadata set. </TD>
</TR>
</TABLE>
&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#equals(java.lang.Object)" title="class or interface in java.lang">equals</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#hashCode()" title="class or interface in java.lang">hashCode</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>
</TR>
</TABLE>
&nbsp;
<P>

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

<A NAME="field_detail"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
<TR BGCOLOR="#CCCCFF" CLASS="TableHeadingColor">
<TD COLSPAN=1><FONT SIZE="+2">
<B>Field Detail</B></FONT></TD>
</TR>
</TABLE>

<A NAME="COORDINATE_REFERENCE_SYSTEM"><!-- --></A><H3>
COORDINATE_REFERENCE_SYSTEM</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>COORDINATE_REFERENCE_SYSTEM</B></PRE>
<DL>
<DD>Key for the coordinate reference system.
 The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getCoordinateReferenceSystem()"><CODE>getCoordinateReferenceSystem()</CODE></A> method looks for this metadata.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#UNITS"><CODE>UNITS</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#DATUM"><CODE>DATUM</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION"><CODE>PROJECTION</CODE></A></DL>
</DL>
<HR>

<A NAME="UNITS"><!-- --></A><H3>
UNITS</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>UNITS</B></PRE>
<DL>
<DD>Key for the coordinate system axis units.
 The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getUnit()"><CODE>getUnit()</CODE></A> method looks for this metadata. The following heuristic
 rule may be applied in order to infer the CRS from the units:
 <p>
 <ul>
   <li>If the unit is compatible with degrees,
       then a geographic CRS is assumed.</li>
   <li>Otherwise, if this unit is compatible with metres,
       then a projected CRS is assumed.</li>
 </ul>
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#ELLIPSOID"><CODE>ELLIPSOID</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#DATUM"><CODE>DATUM</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION"><CODE>PROJECTION</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#COORDINATE_REFERENCE_SYSTEM"><CODE>COORDINATE_REFERENCE_SYSTEM</CODE></A></DL>
</DL>
<HR>

<A NAME="DATUM"><!-- --></A><H3>
DATUM</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>DATUM</B></PRE>
<DL>
<DD>Key for the coordinate reference system's datum.
 The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getGeodeticDatum()"><CODE>getGeodeticDatum()</CODE></A> method looks for this metadata.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#UNITS"><CODE>UNITS</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#ELLIPSOID"><CODE>ELLIPSOID</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION"><CODE>PROJECTION</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#COORDINATE_REFERENCE_SYSTEM"><CODE>COORDINATE_REFERENCE_SYSTEM</CODE></A></DL>
</DL>
<HR>

<A NAME="ELLIPSOID"><!-- --></A><H3>
ELLIPSOID</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>ELLIPSOID</B></PRE>
<DL>
<DD>Key for the coordinate reference system ellipsoid.
 The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getEllipsoid()"><CODE>getEllipsoid()</CODE></A> method looks for this metadata.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#UNITS"><CODE>UNITS</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#DATUM"><CODE>DATUM</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION"><CODE>PROJECTION</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#COORDINATE_REFERENCE_SYSTEM"><CODE>COORDINATE_REFERENCE_SYSTEM</CODE></A></DL>
</DL>
<HR>

<A NAME="OPERATION_METHOD"><!-- --></A><H3>
OPERATION_METHOD</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>OPERATION_METHOD</B></PRE>
<DL>
<DD>Key for the operation method. The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getProjection()"><CODE>getProjection()</CODE></A>
 method looks for this metadata. The operation method name determines the math transform implementation and its list
 of parameters. This name is the projection <cite>classification</cite>.
 <p>
 If this metadata is not defined, then the operation name is inferred from the
 <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION">projection name</A>.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#PROJECTION"><CODE>PROJECTION</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#COORDINATE_REFERENCE_SYSTEM"><CODE>COORDINATE_REFERENCE_SYSTEM</CODE></A></DL>
</DL>
<HR>

<A NAME="PROJECTION"><!-- --></A><H3>
PROJECTION</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>PROJECTION</B></PRE>
<DL>
<DD>Key for the projection. The <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getProjection()"><CODE>getProjection()</CODE></A> method looks
 for this metadata. If the metadata is not defined, then the projection name is assumed
 the same than the <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#OPERATION_METHOD">operation method</A> name.
<P>
<DL>
<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#SEMI_MAJOR"><CODE>SEMI_MAJOR</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#SEMI_MINOR"><CODE>SEMI_MINOR</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#LATITUDE_OF_ORIGIN"><CODE>LATITUDE_OF_ORIGIN</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#CENTRAL_MERIDIAN"><CODE>CENTRAL_MERIDIAN</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#FALSE_EASTING"><CODE>FALSE_EASTING</CODE></A>, 
<A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#FALSE_NORTHING"><CODE>FALSE_NORTHING</CODE></A></DL>
</DL>
<HR>

<A NAME="SEMI_MAJOR"><!-- --></A><H3>
SEMI_MAJOR</H3>
<PRE>
public static final <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.Key.html" title="class in org.geotools.coverage.io">MetadataBuilder.Key</A> <B>SEMI_MAJOR</B></PRE>
<DL>
<DD>Key for the  projection parameter. There is no specific method
 for this key. However, this key may be queried indirectly by <A HREF="../../../../org/geotools/coverage/io/MetadataBuilder.html#getProjection()"><CODE>getProjection()</CODE></A>.
<P>