GetCapabilities Response

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Response Description

GetCapabilities operation returns brief descriptions XML document contain the service-level metadata information, which is mainly composed of four parts:

Table 1 The returned contents of GetCapabilities

Element name Description
ServiceIdentification

Service introduction.

ServiceProvider

Service provider.

Basic description of the service provider information.

OperationsMetadata

Metadata information of operations.

Operations provided by services.

Filter_Capabilities

Metadata of filter operator.

Describes the operator used for filtering.

Filter_Capabilities is used to describe the filter operation type provided by the current service, mainly including the following parts:

Table2 Main content of Filter_Capabilities

Element name Description
Spatial_Capabilities

Contains the supported spatial operator and geometry operation list.

Scalar_Capabilities

Scalar operation operates the metadata, containing the supported comparison operation list.

In which Spatial_Capabilities is used to describe the supported spatial operator, which is comprised by the following parts:

Table3 Main content of Spatial_Capabilities

Element name O/M Description

GeometryOperands

Mandatory

Geometry object currently supports Envelope to specify the geographical extent.
SpatialOperators

Mandatory

Spatial operation currently supports Within, Intersects and Disjoint.

In which, Scalar_Capabilities lists the supported comparison and logical operators, composed of the following parts:

Table4 Main content of Scalar_Capabilities

Element name O/M Description

LogicalOperators

Optional

Logical operator.

Supports And, Or, and Not.

ComparisonOperators

Mandatory

Comparison operator
supports Between, EqualTo, GreaterThan, GreaterThanEqualTo, LessThan, LessThanEqualTo, Like, and NotEqualTo.

Response Sample

After Request sample executes the GetCapabilities request to the CSW service, the XML document returned from the server is as illustrated below: