defaultfeaturereader.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

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<A NAME="attributes"><!-- --></A><H3>
attributes</H3>
<PRE>
protected final <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>attributes</B></PRE>
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<B>Constructor Detail</B></FONT></TD>
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<A NAME="DefaultFeatureReader(org.geotools.data.AttributeReader, org.geotools.feature.FeatureType)"><!-- --></A><H3>
DefaultFeatureReader</H3>
<PRE>
public <B>DefaultFeatureReader</B>(<A HREF="../../../org/geotools/data/AttributeReader.html" title="interface in org.geotools.data">AttributeReader</A>&nbsp;attributeReader,
                            <A HREF="../../../org/geotools/feature/FeatureType.html" title="interface in org.geotools.feature">FeatureType</A>&nbsp;schema)
                     throws <A HREF="../../../org/geotools/feature/SchemaException.html" title="class in org.geotools.feature">SchemaException</A></PRE>
<DL>
<DD>Creates a new instance of AbstractFeatureReader
<P>
<DT><B>Parameters:</B><DD><CODE>attributeReader</CODE> - AttributeReader for contents<DD><CODE>schema</CODE> - FeatureType to use, <code>null</code> if not provided
<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/feature/SchemaException.html" title="class in org.geotools.feature">SchemaException</A></CODE> - If Schema could not be obtained</DL>
<HR>

<A NAME="DefaultFeatureReader(org.geotools.data.AttributeReader)"><!-- --></A><H3>
DefaultFeatureReader</H3>
<PRE>
public <B>DefaultFeatureReader</B>(<A HREF="../../../org/geotools/data/AttributeReader.html" title="interface in org.geotools.data">AttributeReader</A>&nbsp;attributeReader)
                     throws <A HREF="../../../org/geotools/feature/SchemaException.html" title="class in org.geotools.feature">SchemaException</A></PRE>
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<!-- ============ METHOD DETAIL ========== -->

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<A NAME="next()"><!-- --></A><H3>
next</H3>
<PRE>
public <A HREF="../../../org/geotools/feature/Feature.html" title="interface in org.geotools.feature">Feature</A> <B>next</B>()
             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>,
                    <A HREF="../../../org/geotools/feature/IllegalAttributeException.html" title="class in org.geotools.feature">IllegalAttributeException</A>,
                    <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/NoSuchElementException.html" title="class or interface in java.util">NoSuchElementException</A></PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></B></DD>
<DD>Reads the next Feature in the FeatureReader.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/data/FeatureReader.html#next()">next</A></CODE> in interface <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>The next feature in the reader.
<DT><B>Throws:</B>
<DD><CODE><A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/NoSuchElementException.html" title="class or interface in java.util">NoSuchElementException</A></CODE> - If there are no more Features in the
         Reader.
<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> - If an error occurs reading the Feature.
<DD><CODE><A HREF="../../../org/geotools/feature/IllegalAttributeException.html" title="class in org.geotools.feature">IllegalAttributeException</A></CODE> - If the attributes read do not comply
         with the FeatureType.</DL>
</DD>
</DL>
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<A NAME="createSchema()"><!-- --></A><H3>
createSchema</H3>
<PRE>
protected <A HREF="../../../org/geotools/feature/FeatureType.html" title="interface in org.geotools.feature">FeatureType</A> <B>createSchema</B>()
                            throws <A HREF="../../../org/geotools/feature/SchemaException.html" title="class in org.geotools.feature">SchemaException</A></PRE>
<DL>
<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/feature/SchemaException.html" title="class in org.geotools.feature">SchemaException</A></CODE></DL>
</DD>
</DL>
<HR>

<A NAME="readFeature(org.geotools.data.AttributeReader)"><!-- --></A><H3>
readFeature</H3>
<PRE>
protected <A HREF="../../../org/geotools/feature/Feature.html" title="interface in org.geotools.feature">Feature</A> <B>readFeature</B>(<A HREF="../../../org/geotools/data/AttributeReader.html" title="interface in org.geotools.data">AttributeReader</A>&nbsp;atts)
                       throws <A HREF="../../../org/geotools/feature/IllegalAttributeException.html" title="class in org.geotools.feature">IllegalAttributeException</A>,
                              <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>
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<DD><DL>
</DL>
</DD>
<DD><DL>

<DT><B>Throws:</B>
<DD><CODE><A HREF="../../../org/geotools/feature/IllegalAttributeException.html" title="class in org.geotools.feature">IllegalAttributeException</A></CODE>
<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></DL>
</DD>
</DL>
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<A NAME="close()"><!-- --></A><H3>
close</H3>
<PRE>
public void <B>close</B>()
           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/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></B></DD>
<DD>Release the underlying resources associated with this stream.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/data/FeatureReader.html#close()">close</A></CODE> in interface <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></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> - DOCUMENT ME!</DL>
</DD>
</DL>
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<A NAME="getFeatureType()"><!-- --></A><H3>
getFeatureType</H3>
<PRE>
public <A HREF="../../../org/geotools/feature/FeatureType.html" title="interface in org.geotools.feature">FeatureType</A> <B>getFeatureType</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></B></DD>
<DD>Return the FeatureType this reader has been configured to create.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/data/FeatureReader.html#getFeatureType()">getFeatureType</A></CODE> in interface <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>the FeatureType of the Features this FeatureReader will create.</DL>
</DD>
</DL>
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<A NAME="hasNext()"><!-- --></A><H3>
hasNext</H3>
<PRE>
public boolean <B>hasNext</B>()
                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/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></B></DD>
<DD>Query whether this FeatureReader has another Feature.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../org/geotools/data/FeatureReader.html#hasNext()">hasNext</A></CODE> in interface <CODE><A HREF="../../../org/geotools/data/FeatureReader.html" title="interface in org.geotools.data">FeatureReader</A></CODE></DL>
</DD>
<DD><DL>

<DT><B>Returns:</B><DD>True if there are more Features to be read. In other words, true
         if calls to next would return a feature rather than throwing an
         exception.
<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> - If an error occurs determining if there are more
         Features.</DL>
</DD>
</DL>
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