DescribeProcess Response

Response Description

The result is an XML of detailed description of request processing operation.

The return XML element description:

Table 1 XML Document Element Description

Element name

O/M

Description

Identifier

Mandatory

The node identifier.

Title

Mandatory

Service title information.

Abstract

Optional

The detailed description.

Metadata

Optional

Metadata type

Profile

Optional

External Description.

processVersion

Mandatory

OWS version.

WSDL

Optional

WSDL reference url (unsupported)

DataInputs

Optional

The input parameter description.

Support ComplexData, LiteralData, BoundingBoxData formats

ProcessOutputs

Mandatory

The output parameter description.

Only support ComplexData format.

storeSupported

Optional

The boolean value.

WPS supports to store the response result to the server.

statusSupported

Optional

The boolean value.

Not support the return status information.

DataInputs is used to describe input data of the service operations and mainly contains the following parts:

Table 2 DataInputs Element Description

Element name

O/M

Description

Input

Mandatory

The input data description node.

minOccurs

Mandatory

The minimum number of this parameter passed (Input property)

maxOccurs

Mandatory

The maximum number of this parameter passed (Input property)

ComplexData

Optional

Support the ComplexData format of the input data. e.g., GML.

ProcessOutputs is used to describe output data of the service operations and mainly contains the following parts:

Table 3 ProcessOutputs Element Description

Element name

O/M

Description

Output

Mandatory

The result description after performing this operation.

OutputFormChoice

Mandatory

Define the output type and provide the support information. e.g., ComplexOutput.

ComplexOutput

Optional

The return description which must be the ComplexData that input (Output subnode).

Response Sample

The response of the Request Sample is as follows:

<?xml version="1.0" encoding="UTF-8" standalone="yes"?>
<wps:ProcessDescriptions xmlns:ows="http://www.opengis.net/ows/1.1" xmlns:xlink="http://www.w3.org/1999/xlink" xmlns:wps="http://www.opengis.net/wps/1.0.0">
    <ProcessDescription statusSupported="false" storeSupported="true" wps:processVersion="1.0.0">
        <ows:Identifier>Buffer</ows:Identifier>
        <ows:Title>Create a buffer around a geometry.</ows:Title>
        <ows:Abstract>Create a buffer around a geometry. Accepts the polygon/multipolygon/line/multiline/point/multipoint as GML and provides GML output for the buffered feature.</ows:Abstract>
        <ows:Metadata xlink:title="spatial"/>
        <ows:Metadata xlink:title="geometry"/>
        <ows:Metadata xlink:title="buffer"/>
        <ows:Metadata xlink:title="GML"/>
        <wps:Profile>supermap:wps:1.0.0:buffer</wps:Profile>
        <DataInputs>
            <Input maxOccurs="1" minOccurs="1">
                <ows:Identifier>InputGeometry</ows:Identifier>
                <ows:Title>Geometry to be buffered(Supports polygon/multipolygon/line/multiline/point/multipoint)</ows:Title>
                <ows:Abstract>URI to a set of GML that describes the geometry. Example:http://localhost:8090/iserver/services/data-changchun/wfs100/iso-8859-1?SERVICE=WFS&VERSION=1.0.0&REQUEST=GetFeature&TYPENAME=changchun:WaterPoly&MAXFEATURES=1</ows:Abstract>
                <ComplexData>
                    <Default>
                        <Format>
                            <MimeType>text/xml; subtype=gml/2.1.1</MimeType>
                            <Encoding>UTF-8</Encoding>
                            <Schema>http://schemas.opengis.net/gml/2.1.1/feature.xsd</Schema>
                        </Format>
                    </Default>
                    <Supported>
                        <Format>
                            <MimeType>text/xml; subtype=gml/2.1.1</MimeType>
                            <Encoding>UTF-8</Encoding>
                            <Schema>http://schemas.opengis.net/gml/2.1.1/feature.xsd</Schema>
                        </Format>
                    </Supported>
                </ComplexData>
            </Input>
            <Input maxOccurs="1" minOccurs="0">
                <ows:Identifier>BufferDistance</ows:Identifier>
                <ows:Title>Buffer Distance</ows:Title>
                <ows:Abstract>Distance to be used to calculate buffer.</ows:Abstract>
                <LiteralData>
                    <ows:DataType ows:reference="http://www.w3.org/TR/xmlschema-2/#double">double</ows:DataType>
                                        <UOMs>
                                                <Default>
                                                        <ows:UOM>METER</ows:UOM>
                                                </Default>
                                                <Supported>
                                                        <ows:UOM>METER</ows:UOM>
                                                        <ows:UOM>MILLIMETER</ows:UOM>
                                                        <ows:UOM>CENTIMETER</ows:UOM>
                                                        <ows:UOM>DECIMETER</ows:UOM>
                                                        <ows:UOM>KILOMETER</ows:UOM>
                                                        <ows:UOM>MILE</ows:UOM>
                                                        <ows:UOM>YARD</ows:UOM>
                                                        <ows:UOM>INCH</ows:UOM>
                                                        <ows:UOM>FOOT</ows:UOM>
                                                </Supported>
                                        </UOMs>
                    <ows:AnyValue/>
                    <DefaultValue>100</DefaultValue>
                </LiteralData>
            </Input>
        </DataInputs>
        <ProcessOutputs>
            <Output>
                <ows:Identifier>BufferedPolygon</ows:Identifier>
                <ows:Title>Buffered Polygon</ows:Title>
                <ows:Abstract>GML stream describing the buffered polygon feature.</ows:Abstract>
                <ComplexOutput>
                    <Default>
                        <Format>
                            <MimeType>text/xml; subtype=gml/3.2.1</MimeType>
                            <Encoding>UTF-8</Encoding>
                            <Schema>http://schemas.opengis.net/gml/3.2.1/base/feature.xsd</Schema>
                        </Format>
                    </Default>
                    <Supported>
                        <Format>
                            <MimeType>text/xml; subtype=gml/3.2.1</MimeType>
                            <Encoding>UTF-8</Encoding>
                            <Schema>http://schemas.opengis.net/gml/3.2.1/base/feature.xsd</Schema>
                        </Format>
                    </Supported>
                </ComplexOutput>
            </Output>
        </ProcessOutputs>
    </ProcessDescription>
</wps:ProcessDescriptions>

Note: The completion date of this documentation is 2023-09-06. If the previous documentation (including electronic documentation and printed documentation) does not conform to this documentation, please refer to this documentation. If updated, the updated documentation will prevail.