shapefiledatastorefactory.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

<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>getDescription</B>()</PRE>
<DL>
<DD>Describes the type of data the datastore returned by this factory works
 with.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html#getDescription()">getDescription</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html" title="interface in org.geotools.data">DataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>String a human readable description of the type of restore
         supported by this datastore.</DL>
</DD>
</DL>
<HR>

<A NAME="isAvailable()"><!-- --></A><H3>
isAvailable</H3>
<PRE>
public boolean <B>isAvailable</B>()</PRE>
<DL>
<DD>Test to see if this datastore is available, if it has all the
 appropriate libraries to construct a datastore.  This datastore just
 returns true for now.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html#isAvailable()">isAvailable</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html" title="interface in org.geotools.data">DataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD><tt>true</tt> if and only if this factory is available to create
         DataStores.<DT><B>'TODO:'</B></DT>
  <DD>REVISIT: I'm just adding this method to compile, maintainer should
       revisit to check for any libraries that may be necessary for
       datastore creations.</DD>
</DL>
</DD>
</DL>
<HR>

<A NAME="getParametersInfo()"><!-- --></A><H3>
getParametersInfo</H3>
<PRE>
public <A HREF="../../../../org/geotools/data/DataStoreFactorySpi.Param.html" title="class in org.geotools.data">DataStoreFactorySpi.Param</A>[] <B>getParametersInfo</B>()</PRE>
<DL>
<DD>Describe parameters.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html#getParametersInfo()">getParametersInfo</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html" title="interface in org.geotools.data">DataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>Param array describing the Map for createDataStore<DT><B>See Also:</B><DD><A HREF="../../../../org/geotools/data/DataStoreFactorySpi.html#getParametersInfo()"><CODE>DataStoreFactorySpi.getParametersInfo()</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="getFileExtensions()"><!-- --></A><H3>
getFileExtensions</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A>[] <B>getFileExtensions</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></B></DD>
<DD>DOCUMENT ME!
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html#getFileExtensions()">getFileExtensions</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>An ordered list of file extensions which can be read by this
         dataStore.<DT><B>See Also:</B><DD><CODE>org.geotools.data.dir.FileDataStoreFactorySpi#getFileExtensions()</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="canProcess(java.net.URL)"><!-- --></A><H3>
canProcess</H3>
<PRE>
public boolean <B>canProcess</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;f)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></B></DD>
<DD>DOCUMENT ME!
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html#canProcess(java.net.URL)">canProcess</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>f</CODE> - URL a url to a real file (may not be local)
<DT><B>Returns:</B><DD>True when this dataStore can resolve and read the data specified
         by the URL.<DT><B>See Also:</B><DD><CODE>org.geotools.data.dir.FileDataStoreFactorySpi#canProcess(java.net.URL)</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="createDataStore(java.net.URL)"><!-- --></A><H3>
createDataStore</H3>
<PRE>
public <A HREF="../../../../org/geotools/data/DataStore.html" title="interface in org.geotools.data">DataStore</A> <B>createDataStore</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;url)
                          throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></B></DD>
<DD>DOCUMENT ME!
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html#createDataStore(java.net.URL)">createDataStore</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>url</CODE> - A URL to the data location for the single featureType of this
        DataStore
<DT><B>Returns:</B><DD>Returns an AbstractFileDataStore created from the data source
         provided.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><CODE>org.geotools.data.dir.FileDataStoreFactorySpi#createDataStore(java.net.URL)</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="createDataStore(java.net.URL, boolean)"><!-- --></A><H3>
createDataStore</H3>
<PRE>
public <A HREF="../../../../org/geotools/data/DataStore.html" title="interface in org.geotools.data">DataStore</A> <B>createDataStore</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;url,
                                 boolean&nbsp;memorymapped)
                          throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><CODE>org.geotools.data.dir.FileDataStoreFactorySpi#createDataStore(java.net.URL)</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getTypeName(java.net.URL)"><!-- --></A><H3>
getTypeName</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/lang/String.html" title="class or interface in java.lang">String</A> <B>getTypeName</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;url)
                   throws <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></B></DD>
<DD>DOCUMENT ME!
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html#getTypeName(java.net.URL)">getTypeName</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/data/FileDataStoreFactorySpi.html" title="interface in org.geotools.data">FileDataStoreFactorySpi</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>url</CODE> - The location of the datum to parse into features
<DT><B>Returns:</B><DD>Returns the typename of the datum specified (on occasion this
         may involve starting the parse as well to get the FeatureType
         -- may not be instantanious).
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/io/IOException.html" title="class or interface in java.io">IOException</A></CODE><DT><B>See Also:</B><DD><CODE>org.geotools.data.dir.FileDataStoreFactorySpi#getTypeName(java.net.URL)</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="getImplementationHints()"><!-- --></A><H3>
getImplementationHints</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Map.html" title="class or interface in java.util">Map</A> <B>getImplementationHints</B>()</PRE>
<DL>
<DD>Returns the implementation hints. The default implementation returns en empty map.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../org/geotools/factory/Factory.html#getImplementationHints()">getImplementationHints</A></CODE> in interface <CODE><A HREF="../../../../org/geotools/factory/Factory.html" title="interface in org.geotools.factory">Factory</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The map of hints, or an <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Collections.html#EMPTY_MAP" title="class or interface in java.util">empty map</A>
         if none.</DL>
</DD>
</DL>
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