EXTENSION

EXTENSION

Used in: CONFIG RESPONSE
Parent elements: LAYER

<EXTENSION	Attribute Description Table
type ="Geocode \| StoredQuery \| Extract" > <EXTRACTPARAMS... /> [Or] <GCSTYLE... /> [Or] (m) <STOREDQUERIES... /> [Or] </EXTENSION >
Bold: Attribute or child element is required. (m): Child element can be used multiple times.

Description:

Used to define geocoding, stored queries, or extract parameters for a layer.

Restrictions:

None

Notes:

Use GCSTYLE for a geocode extension, STOREDQUERIES for a stored query extension, and EXTRACTPARAMS to set up parameters for the Extract Server. Only one of the child elements can be used within an EXTENSION. Multiple EXTENSION elements can be used within a layer.

Attribute Descriptions for EXTENSION:

Attribute	Usage	Back to Top
type	Extension type.

Examples for EXTENSION:

Example 1: Describes a layer with two extensions: one for geocoding and another for stored queries.

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<?xml version="1.0" encoding="UTF-8"?>
<ARCXML version="1.1">
  <CONFIG>
    <ENVIRONMENT>
      <LOCALE country="US" language="en" variant="" />
      <UIFONT color="0,0,0" name="Arial" size="12" style="regular" />
      <SCREEN dpi="96" />
    </ENVIRONMENT>
    <MAP>
      <PROPERTIES>
       <ENVELOPE minx="-71.077092" miny="42.357962" maxx="-71.034511" maxy="42.385263" name="Initial_Extent" />
       <MAPUNITS units="decimal_degrees" />
      </PROPERTIES>
      <WORKSPACES>
       <SHAPEWORKSPACE name="shp_ws-64" directory="<path to data>" />
      </WORKSPACES>
      <LAYER type="featureclass" name="Streets" visible="true" id="4">
       <DATASET name="bosstreets" type="line" workspace="shp_ws-64" />
       <SIMPLERENDERER>
         <SIMPLELINESYMBOL type="solid" width="2" color="255,0,0" />
       </SIMPLERENDERER>
       <EXTENSION type="Geocode">
         <GCSTYLE name="USAddressZ">
           <GCFIELD id="FromLeft" name="L_F_ADD" />
           <GCFIELD id="FromRight" name="R_F_ADD" />
           <GCFIELD id="ToLeft" name="L_T_ADD" />
           <GCFIELD id="ToRight" name="R_T_ADD" />
           <GCFIELD id="PreDir" name="PREFIX" />
           <GCFIELD id="PreType" name="PRE_TYPE" />
           <GCFIELD id="StreetName" name="NAME" />
           <GCFIELD id="StreetType" name="TYPE" />
           <GCFIELD id="SufDir" name="SUFFIX" />
           <GCFIELD id="LeftZone" name="ZIPL" />
           <GCFIELD id="RightZone" name="ZIPR" />
         </GCSTYLE>
       </EXTENSION>
       <EXTENSION type="StoredQuery">
         <STOREDQUERIES>
           <STOREDQUERY name="Streets">
             <QUERY where=" NAME  = '[%var%]'" subfields="#SHAPE# L_F_ADD L_T_ADD R_F_ADD R_T_ADD PREFIX PRE_TYPE NAME TYPE SUFFIX ZIPL ZIPR CITYL CITYR STATE_ABBR CFCC ROAD_TYPE" />
             <SQVAR position="0" name="[%var%]">
              <FIELD name="NAME" precision="0" type="12" size="32" />
             </SQVAR>
           </STOREDQUERY>
         </STOREDQUERIES>
       </EXTENSION>
      </LAYER>
    </MAP>
  </CONFIG>
</ARCXML>

Example 2: When using an EXACTPARAMS extension.

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<?xml version="1.0" encoding="UTF-8"?>
<ARCXML version="1.1">
  <CONFIG>
    <ENVIRONMENT>
      <LOCALE country="US" language="en" variant="" />
      <UIFONT color="0,0,0" name="Arial" size="12" style="regular" />
      <SCREEN dpi="96" />
    </ENVIRONMENT>
    <MAP dynamic="true">
      <PROPERTIES>
        <ENVELOPE minx="-180.0" miny="-90.0" maxx="180.0" maxy="90.0" name="Initial_Extent" />
        <MAPUNITS units="decimal_degrees" />
      </PROPERTIES>
      <WORKSPACES>
        <SHAPEWORKSPACE name="shp_ws-2" directory="<path to USA ESRIDATA>" />
      </WORKSPACES>
      <LAYER type="featureclass" name="STATES" visible="true" id="States">
        <DATASET name="STATES" type="polygon" workspace="shp_ws-2" />
        <EXTENSION type="extract" >
          <EXTRACTPARAMS clip="true" />
        </EXTENSION>
        <SIMPLERENDERER>
          <SIMPLEPOLYGONSYMBOL filltype="solid" fillcolor="255,0,0" />
        </SIMPLERENDERER>
      </LAYER>
      <LAYER type="featureclass" name="CITIES" visible="true" id="35">
        <DATASET name="CITIES" type="point" workspace="shp_ws-2" />
        <SIMPLERENDERER>
          <SIMPLEMARKERSYMBOL color="102,0,102" width="8.0" />
        </SIMPLERENDERER>
        <SPATIALQUERY where="POP1990 > 100000" subfields="CITY_NAME STATE_NAME POP1990 MALES FEMALES"  />
        <EXTENSION type="extract" >
        <EXTRACTPARAMS clip="true" >
          <OUTPUTFILE file="us_cities" >
            <OUTPUTFIELD name="CITY_NAME" alias="City" />
            <OUTPUTFIELD name="STATE_NAME" alias="State" />
            <OUTPUTFIELD name="POP1990" alias="Population" />
            <OUTPUTFIELD name="MALES" alias="Male_pop" />
            <OUTPUTFIELD name="FEMALES" alias="Female_pop" />
          </OUTPUTFILE>
        </EXTRACTPARAMS>
        </EXTENSION>
      </LAYER>
    </MAP>
  </CONFIG>
</ARCXML>