abstractgetfeatureinforequest.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/net/URL.html" title="class or interface in java.net">URL</A></CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#getFinalURL()">getFinalURL</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Once the properties of the request are configured, this will return
 the URL that points to the server and contains all of the appropriate
 name/value parameters.</TD>
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<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/data/wms/request/AbstractGetFeatureInfoRequest.html#getQueryX()">getQueryX</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Created because the 1.3.0 spec changes this parameter name.
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<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/data/wms/request/AbstractGetFeatureInfoRequest.html#getQueryY()">getQueryY</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Created because the 1.3.0 spec changes this parameter name.
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<CODE>protected &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#initRequest()">initRequest</A></B>()</CODE>

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<CODE>protected abstract &nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#initVersion()">initVersion</A></B>()</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets up the version number for this request. </TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#setFeatureCount(int)">setFeatureCount</A></B>(int&nbsp;featureCount)</CODE>

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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#setFeatureCount(java.lang.String)">setFeatureCount</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;featureCount)</CODE>

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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#setInfoFormat(java.lang.String)">setInfoFormat</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;infoFormat)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;Sets the INFO_FORMAT parameter, which specifies the format of the 
 GetFeatureInfoResponse. </TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#setQueryLayers(java.util.Set)">setQueryLayers</A></B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Set.html" title="class or interface in java.util">Set</A>&nbsp;layers)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;An unordered set of type Layer. </TD>
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<CODE>&nbsp;void</CODE></FONT></TD>
<TD><CODE><B><A HREF="../../../../../org/geotools/data/wms/request/AbstractGetFeatureInfoRequest.html#setQueryPoint(int, int)">setQueryPoint</A></B>(int&nbsp;x,
              int&nbsp;y)</CODE>

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&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;&nbsp;The point on the image (in pixels) to be queried. </TD>
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&nbsp;<A NAME="methods_inherited_from_class_AbstractWMSRequest"><!-- --></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/data/wms/request/AbstractWMSRequest.html" title="class in org.geotools.data.wms.request">AbstractWMSRequest</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/geotools/data/wms/request/AbstractWMSRequest.html#initService()">initService</A></CODE></TD>
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&nbsp;<A NAME="methods_inherited_from_class_AbstractRequest"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TD><B>Methods inherited from class <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html" title="class in org.geotools.data.ows">AbstractRequest</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#getPostContentType()">getPostContentType</A>, <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#getProperties()">getProperties</A>, <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#performPostOutput(java.io.OutputStream)">performPostOutput</A>, <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#processKey(java.lang.String)">processKey</A>, <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#requiresPost()">requiresPost</A>, <A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#setProperty(java.lang.String, java.lang.String)">setProperty</A></CODE></TD>
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<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>
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&nbsp;<A NAME="methods_inherited_from_class_Request"><!-- --></A>
<TABLE BORDER="1" WIDTH="100%" CELLPADDING="3" CELLSPACING="0" SUMMARY="">
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<TD><B>Methods inherited from interface <A HREF="../../../../../org/geotools/data/ows/Request.html" title="interface in org.geotools.data.ows">Request</A></B></TD>
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<TR BGCOLOR="white" CLASS="TableRowColor">
<TD><CODE><A HREF="../../../../../org/geotools/data/ows/Request.html#createResponse(java.lang.String, java.io.InputStream)">createResponse</A>, <A HREF="../../../../../org/geotools/data/ows/Request.html#getPostContentType()">getPostContentType</A>, <A HREF="../../../../../org/geotools/data/ows/Request.html#getProperties()">getProperties</A>, <A HREF="../../../../../org/geotools/data/ows/Request.html#performPostOutput(java.io.OutputStream)">performPostOutput</A>, <A HREF="../../../../../org/geotools/data/ows/Request.html#requiresPost()">requiresPost</A>, <A HREF="../../../../../org/geotools/data/ows/Request.html#setProperty(java.lang.String, java.lang.String)">setProperty</A></CODE></TD>
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<!-- ========= CONSTRUCTOR DETAIL ======== -->

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<B>Constructor Detail</B></FONT></TD>
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<A NAME="AbstractGetFeatureInfoRequest(java.net.URL, org.geotools.data.wms.request.GetMapRequest)"><!-- --></A><H3>
AbstractGetFeatureInfoRequest</H3>
<PRE>
public <B>AbstractGetFeatureInfoRequest</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;onlineResource,
                                     <A HREF="../../../../../org/geotools/data/wms/request/GetMapRequest.html" title="interface in org.geotools.data.wms.request">GetMapRequest</A>&nbsp;request)</PRE>
<DL>
<DD>Constructs a GetFeatureInfoRequest. It will set the REQUEST and VERSION
 parameters, over-writing and values set there previously.
<P>
<DT><B>Parameters:</B><DD><CODE>onlineResource</CODE> - the URL pointing to the place to execute a GetFeatureInfo request<DD><CODE>request</CODE> - a previously configured GetMapRequest that the query will be executed on</DL>

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

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<A NAME="getFinalURL()"><!-- --></A><H3>
getFinalURL</H3>
<PRE>
public <A HREF="http://java.sun.com/j2se/1.4/docs/api/java/net/URL.html" title="class or interface in java.net">URL</A> <B>getFinalURL</B>()</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/geotools/data/ows/Request.html" title="interface in org.geotools.data.ows">Request</A></CODE></B></DD>
<DD>Once the properties of the request are configured, this will return
 the URL that points to the server and contains all of the appropriate
 name/value parameters.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/data/ows/Request.html#getFinalURL()">getFinalURL</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/data/ows/Request.html" title="interface in org.geotools.data.ows">Request</A></CODE><DT><B>Overrides:</B><DD><CODE><A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html#getFinalURL()">getFinalURL</A></CODE> in class <CODE><A HREF="../../../../../org/geotools/data/ows/AbstractRequest.html" title="class in org.geotools.data.ows">AbstractRequest</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>See Also:</B><DD><CODE>org.geotools.data.wms.request.Request#getFinalURL()</CODE></DL>
</DD>
</DL>
<HR>

<A NAME="addQueryLayer(org.geotools.data.ows.Layer)"><!-- --></A><H3>
addQueryLayer</H3>
<PRE>
public void <B>addQueryLayer</B>(<A HREF="../../../../../org/geotools/data/ows/Layer.html" title="class in org.geotools.data.ows">Layer</A>&nbsp;layer)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/geotools/data/wms/request/GetFeatureInfoRequest.html" title="interface in org.geotools.data.wms.request">GetFeatureInfoRequest</A></CODE></B></DD>
<DD>Add a Layer to the set of layers to be queried in the request.
 This Layer must have queryable set to true.
<P>
<DD><DL>
<DT><B>Specified by:</B><DD><CODE><A HREF="../../../../../org/geotools/data/wms/request/GetFeatureInfoRequest.html#addQueryLayer(org.geotools.data.ows.Layer)">addQueryLayer</A></CODE> in interface <CODE><A HREF="../../../../../org/geotools/data/wms/request/GetFeatureInfoRequest.html" title="interface in org.geotools.data.wms.request">GetFeatureInfoRequest</A></CODE></DL>
</DD>
<DD><DL>
<DT><B>Parameters:</B><DD><CODE>layer</CODE> - a queryable Layer<DT><B>See Also:</B><DD><A HREF="../../../../../org/geotools/data/wms/request/GetFeatureInfoRequest.html#addQueryLayer(org.geotools.data.ows.Layer)"><CODE>GetFeatureInfoRequest.addQueryLayer(org.geotools.data.ows.Layer)</CODE></A></DL>
</DD>
</DL>
<HR>

<A NAME="setQueryLayers(java.util.Set)"><!-- --></A><H3>
setQueryLayers</H3>
<PRE>
public void <B>setQueryLayers</B>(<A HREF="http://java.sun.com/j2se/1.4/docs/api/java/util/Set.html" title="class or interface in java.util">Set</A>&nbsp;layers)</PRE>
<DL>
<DD><B>Description copied from interface: <CODE><A HREF="../../../../../org/geotools/data/wms/request/GetFeatureInfoRequest.html" title="interface in org.geotools.data.wms.request">GetFeatureInfoRequest</A></CODE></B></DD>
<DD>An unordered set of type Layer. These are the layers that the 
 GetFeatureInfo request will be performed on.
<P>