Description

The XML Query Response Transformer is responsible for translating a Query Response into an XML formatted document. The metacards element that is generated is an extension of gml:AbstractFeatureCollectionType which makes the output of this transformer GML 3.1.1 compatible.

Usage

Using the OpenSearch Endpoint for example, query with the format option set to the XML shortname: xml.

http://localhost:8181/services/catalog/query?q=input?format=xml

Example Output

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<ns3:metacards xmlns:ns1="http://www.opengis.net/gml" xmlns:ns2="http://www.w3.org/1999/xlink" xmlns:ns3="urn:catalog:metacard" xmlns:ns4="http://www.w3.org/2001/SMIL20/" xmlns:ns5="http://www.w3.org/2001/SMIL20/Language">
 	<ns3:metacard ns1:id="000ba4dd7d974e258845a84966d766eb">
      	<ns3:type>ddf.metacard</ns3:type>
      	<ns3:source>southwestCatalog1</ns3:source>
      	<ns3:dateTime name="created">
          <ns3:value>2013-04-10T15:30:05.702-07:00</ns3:value>
    	</ns3:dateTime>
   		<ns3:string name="title">
        	<ns3:value>Input 1</ns3:value>
	    </ns3:string>
    </ns3:metacard>
    <ns3:metacard ns1:id="00c0eb4ba9b74f8b988ef7060e18a6a7">
      	<ns3:type>ddf.metacard</ns3:type>
      	<ns3:source>southwestCatalog1</ns3:source>
      	<ns3:dateTime name="created">
          <ns3:value>2013-04-10T15:30:05.702-07:00</ns3:value>
    	</ns3:dateTime>
   		<ns3:string name="title">
        	<ns3:value>Input 2</ns3:value>
	    </ns3:string>
    </ns3:metacard>
</ns3:metacards>

Installation and Uninstallation

This transformer comes installed out of the box and is running on start up. To uninstall or install manually, use the catalog-transformer-xml feature Web Console or System Console.

Configuration

None

Implementation Details

Registered Interface	Service Property	Value
ddf.catalog.transform.QueryResponseTransformer	shortname	xml
	description	Transforms query results into xml
	title	View as XML...

See XML Metacard Transformer Implementation Details as to how Metacard Java object information is mapped into XML.

Known Issues

None

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