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<?xml version="1.0" ?>
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<xsd:schema
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targetNamespace="http://www.opengis.net/wfs"
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xmlns:wfs="http://www.opengis.net/wfs"
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xmlns:gml="http://www.opengis.net/gml"
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xmlns:ogc="http://www.opengis.net/ogc"
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xmlns:xsd="http://www.w3.org/2001/XMLSchema"
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elementFormDefault="qualified">
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<!-- Comments in this document may impose additional constraints
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beyond those codified in the schema syntax. A conformant
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Web Feature Server must provide Capabilities XML that
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(1) validates against this schema
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(2) does not violate the constraints stated in
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comments herein. -->
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<!-- ==============================================================
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Imports ...
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============================================================== -->
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<xsd:import namespace="http://www.opengis.net/ogc"
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schemaLocation="../../filter/1.0.0/filterCapabilities.xsd" />
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<!-- ==============================================================
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Global elements and attributes
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============================================================== -->
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<!-- A descriptive narrative for more
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information about this server. -->
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<xsd:element name="Abstract" type="xsd:string"/>
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<!-- Elements containing text blocks indicating what
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fees or access constraints are imposed by the
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service provider on the service or data retrieved
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from the server. The reserved keyword "NONE"
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indicates no constraint exists. -->
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<xsd:element name="AccessConstraints" type="xsd:string"/>
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<xsd:element name="Fees" type="xsd:string"/>
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<!-- Short words to help catalog searching.
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Currently, no controlled vocabulary has
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been defined. -->
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<xsd:element name="Keywords" type="xsd:string"/>
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<!-- The top-level HTTP URL of this service.
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Typically the URL of a "home page" for
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the service. See also the onlineResource
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attributes of <DCPType> children, below.
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Currently, no non-HTTP platforms have been
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specified. -->
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<xsd:element name="OnlineResource"/>
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<xsd:element name="SRS" type="xsd:string"/>
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<!-- A human-readable title to briefly identify
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this server in menus. -->
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<xsd:element name="Title" type="xsd:string"/>
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<xsd:element name="Query" type="wfs:EmptyType"/>
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<xsd:element name="Insert" type="wfs:EmptyType"/>
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<xsd:element name="Update" type="wfs:EmptyType"/>
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<xsd:element name="Delete" type="wfs:EmptyType"/>
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<xsd:element name="Lock" type="wfs:EmptyType"/>
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<!-- REDEFINE THIS ELEMENT AS NEEDED IN YOUR XML -->
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<xsd:element name="VendorSpecificCapabilities" type="xsd:string"/>
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<!-- ==============================================================
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Root element
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============================================================== -->
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<!-- The parent element of the Capabilities document includes as
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children a Service element with general information about the
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server, a Capability element with specific information about
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the kinds of functionality offered by the server, a FeatureTypeList
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element defining the list of all feature types available from
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this server and a FeatureCapabilities element describing the
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filter capabilities of the server. -->
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<xsd:element name="WFS_Capabilities" type="wfs:WFS_CapabilitiesType"/>
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<!-- ==============================================================
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Types
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============================================================== -->
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<xsd:complexType name="WFS_CapabilitiesType">
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<xsd:sequence>
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<!-- The Service element provides metadata for
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the service as a whole. -->
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<xsd:element name="Service" type="wfs:ServiceType"/>
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<!-- A Capability lists available request
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types, how exceptions may be reported, and
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whether any vendor-specific capabilities
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are defined. It also lists all the
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feature types available from this feature
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server. -->
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<xsd:element name="Capability" type="wfs:CapabilityType"/>
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<xsd:element name="FeatureTypeList" type="wfs:FeatureTypeListType"/>
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<xsd:element ref="ogc:Filter_Capabilities" />
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</xsd:sequence>
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<!-- The version attribute specifies the specification revision
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to which this schema applies. Its format is one,t two or three
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integers separated by periods: "x", or "x.y", or "x.y.z",
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with the most significant number appearing first. Future
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revisions are guaranteed to be numbered in monotonically
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increasing fashion, though gaps may appear in the sequence. -->
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<xsd:attribute name="version"
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type="xsd:string" fixed="1.0.0"/>
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<!-- The updateSequence attribute is a sequence number for
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managing propagation of the contents of this document.
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For example, if a Feature Server adds some data feature
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types it can increment the update sequence to inform
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catalog servers that their previously cached versions
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are now stale. The format is a positive integer. -->
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<xsd:attribute name="updateSequence"
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type="xsd:nonNegativeInteger" default="0"/>
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</xsd:complexType>
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<xsd:complexType name="ServiceType">
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<xsd:sequence>
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<xsd:element name="Name" type="xsd:string"/>
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<xsd:element ref="wfs:Title"/>
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<xsd:element ref="wfs:Abstract" minOccurs="0"/>
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<xsd:element ref="wfs:Keywords" minOccurs="0"/>
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<xsd:element ref="wfs:OnlineResource"/>
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<xsd:element ref="wfs:Fees" minOccurs="0"/>
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<xsd:element ref="wfs:AccessConstraints" minOccurs="0"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="CapabilityType">
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<xsd:sequence>
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<xsd:element name="Request" type="wfs:RequestType"/>
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<!-- The optional VendorSpecificCapabilities element lists any
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capabilities unique to a particular server. Because the
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information is not known a priori, it cannot be constrained
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by this particular schema document. A vendor-specific schema
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fragment must be supplied at the start of the XML capabilities
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document, after the reference to the general WFS_Capabilities
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schema. -->
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<xsd:element ref="wfs:VendorSpecificCapabilities" minOccurs="0"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="FeatureTypeListType">
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<xsd:sequence>
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<xsd:element name="Operations"
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type="wfs:OperationsType" minOccurs="0"/>
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<xsd:element name="FeatureType"
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type="wfs:FeatureTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<!-- Available WFS-defined request types are listed here. At
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least one of the values is required, but more than one
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may be given. -->
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<xsd:complexType name="RequestType">
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<xsd:choice maxOccurs="unbounded">
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<xsd:element name="GetCapabilities"
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type="wfs:GetCapabilitiesType"/>
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<xsd:element name="DescribeFeatureType"
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type="wfs:DescribeFeatureTypeType"/>
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<xsd:element name="Transaction"
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type="wfs:TransactionType"/>
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<xsd:element name="GetFeature"
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type="wfs:GetFeatureTypeType"/>
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<xsd:element name="GetFeatureWithLock"
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type="wfs:GetFeatureTypeType"/>
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<xsd:element name="LockFeature"
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type="wfs:LockFeatureTypeType"/>
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</xsd:choice>
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</xsd:complexType>
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<xsd:complexType name="GetCapabilitiesType">
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<xsd:sequence>
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<xsd:element name="DCPType"
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type="wfs:DCPTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="DescribeFeatureTypeType">
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<xsd:sequence>
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<xsd:element name="SchemaDescriptionLanguage"
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type="wfs:SchemaDescriptionLanguageType"/>
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<xsd:element name="DCPType"
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type="wfs:DCPTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="TransactionType">
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<xsd:sequence>
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<xsd:element name="DCPType"
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type="wfs:DCPTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="GetFeatureTypeType">
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<xsd:sequence>
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<xsd:element name="ResultFormat"
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type="wfs:ResultFormatType"/>
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<xsd:element name="DCPType"
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type="wfs:DCPTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="LockFeatureTypeType">
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<xsd:sequence>
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<xsd:element name="DCPType"
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type="wfs:DCPTypeType" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<!-- Available Distributed Computing Platforms (DCPs) are
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listed here. At present, only HTTP is defined. -->
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<xsd:complexType name="DCPTypeType">
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<xsd:sequence>
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<xsd:element name="HTTP" type="wfs:HTTPType"/>
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</xsd:sequence>
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</xsd:complexType>
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<!-- A list of feature types available from
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this server. The following table
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specifies the number and source of the
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various elements that are available for
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describing a feature type.
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element number comments
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================= ======= ======================================
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Name 1 this is the Name of the feature type
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Title 0/1 an optional Meaningful title for the
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feature type (e.g. "Ontario Roads"
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for ROADL_1M")
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Abstract 0/1 optional; no Default
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Keywords 0/1 optional; no Default
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SRS 1 the SRS that should be used
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when specifying the state of
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the feature
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Operations 0/1 a list of available operations for
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the feature type
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LatLongBoundingBox 1+ bounding box(s) of data
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MetadataURL 0/1+ optional; no default
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-->
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<xsd:complexType name="FeatureTypeType">
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<xsd:sequence>
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<xsd:element name="Name" type="xsd:QName"/>
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<xsd:element ref="wfs:Title" minOccurs="0"/>
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<xsd:element ref="wfs:Abstract" minOccurs="0"/>
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<xsd:element ref="wfs:Keywords" minOccurs="0"/>
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<xsd:element ref="wfs:SRS"/>
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<xsd:element name="Operations"
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type="wfs:OperationsType" minOccurs="0"/>
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<xsd:element name="LatLongBoundingBox"
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type="wfs:LatLongBoundingBoxType"
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minOccurs="0" maxOccurs="unbounded"/>
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<xsd:element name="MetadataURL"
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type="wfs:MetadataURLType"
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minOccurs="0" maxOccurs="unbounded"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="GetType">
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<xsd:attribute name="onlineResource" type="xsd:string" use="required"/>
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</xsd:complexType>
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<!-- Available HTTP request methods. -->
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<xsd:complexType name="HTTPType">
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<xsd:choice maxOccurs="unbounded">
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<!-- HTTP request methods. The onlineResourc attribute
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indicates the URL prefix for HTTP GET requests
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(everything before the question mark and query string:
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http://hostname[:port]/path/scriptname); for HTTP POST
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requests, onlineResource is the complete URL. -->
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<xsd:element name="Get" type="wfs:GetType"/>
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<xsd:element name="Post" type="wfs:PostType"/>
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</xsd:choice>
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</xsd:complexType>
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<!-- The LatLongBoundingBox element is used to indicate the edges of
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an enclosing rectangle in the SRS of the associated feature type.
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Its purpose is to facilitate geographic searches by indicating
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where instances of the particular feature type exist. Since multiple
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LatLongBoundingBoxes can be specified, a WFS can indicate where
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various clusters of data may exist. This knowledge aids client
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applications by letting them know where they should query in order
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to have a high probability of finding data. -->
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<xsd:complexType name="LatLongBoundingBoxType">
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<xsd:attribute name="minx" type="xsd:string" use="required"/>
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<xsd:attribute name="miny" type="xsd:string" use="required"/>
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<xsd:attribute name="maxx" type="xsd:string" use="required"/>
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<xsd:attribute name="maxy" type="xsd:string" use="required"/>
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</xsd:complexType>
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<!-- A Web Feature Server MAY use zero or more MetadataURL
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elements to offer detailed, standardized metadata about
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the data underneath a particular feature type. The type
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attribute indicates the standard to which the metadata
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complies; the format attribute indicates how the metadata is
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structured. Two types are defined at present:
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'TC211' = ISO TC211 19115;
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'FGDC' = FGDC CSDGM. -->
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<xsd:complexType name="MetadataURLType">
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<xsd:simpleContent>
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<xsd:extension base="xsd:string">
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<xsd:attribute name="type" use="required">
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<xsd:simpleType>
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<xsd:restriction base="xsd:NMTOKEN">
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<xsd:enumeration value="TC211"/>
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<xsd:enumeration value="FGDC"/>
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</xsd:restriction>
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</xsd:simpleType>
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</xsd:attribute>
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<xsd:attribute name="format" use="required">
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<xsd:simpleType>
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<xsd:restriction base="xsd:NMTOKEN">
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<xsd:enumeration value="XML"/>
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<xsd:enumeration value="SGML"/>
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<xsd:enumeration value="TXT"/>
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</xsd:restriction>
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</xsd:simpleType>
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</xsd:attribute>
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</xsd:extension>
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</xsd:simpleContent>
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</xsd:complexType>
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<xsd:complexType name="OperationsType">
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<xsd:choice maxOccurs="unbounded">
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<xsd:element ref="wfs:Insert"/>
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<xsd:element ref="wfs:Update"/>
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<xsd:element ref="wfs:Delete"/>
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<xsd:element ref="wfs:Query"/>
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<xsd:element ref="wfs:Lock"/>
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</xsd:choice>
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</xsd:complexType>
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<xsd:complexType name="PostType">
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<xsd:attribute name="onlineResource" type="xsd:string" use="required"/>
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</xsd:complexType>
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<!-- The ResultFormatType type defines the output formats that the
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web feature server can generate. The mandatory format "GML2"
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must always be available. Individual servers can define
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additional elements representing other output formats. -->
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<xsd:element name="GML2" type="wfs:EmptyType"/>
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<!-- WFS schema isn't enough, so we're adding these in for GeoServer as
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output types, so that our clients can validate their caps docs. -->
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<xsd:element name="GML2-GZIP" type="wfs:EmptyType"/>
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<xsd:element name="SHAPE-ZIP" type="wfs:EmptyType"/>
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<xsd:complexType name="ResultFormatType">
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<xsd:sequence maxOccurs="unbounded">
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<xsd:element ref="wfs:GML2"/>
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<xsd:element ref="wfs:GML2-GZIP" minOccurs="0"/>
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<xsd:element ref="wfs:SHAPE-ZIP" minOccurs="0"/>
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</xsd:sequence>
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</xsd:complexType>
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<!-- The SchemaDescriptionLanguageType type defines the schema languages
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that a feature server is capable of using to describe the schema
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of a feature. Individual servers can define additional elements
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representing other schema languages but XMLSCHEMA must always
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be defined. -->
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<xsd:element name="XMLSCHEMA" type="wfs:EmptyType"/>
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<xsd:complexType name="SchemaDescriptionLanguageType">
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<xsd:sequence maxOccurs="unbounded">
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<xsd:element ref="wfs:XMLSCHEMA"/>
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</xsd:sequence>
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</xsd:complexType>
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<xsd:complexType name="EmptyType" />
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</xsd:schema>
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