Class XPathQueryManager

This class provides an easy-to-use interface for complex (parameterized) XPath queries.

Inheritance

object

XPathQueryManager

Implements

IXPathQueryManager

Inherited Members

object.Equals(object)

object.Equals(object, object)

object.GetHashCode()

object.GetType()

object.MemberwiseClone()

object.ReferenceEquals(object, object)

object.ToString()

Namespace: Mapsui.Providers.Wfs.Xml

Assembly: Mapsui.Nts.dll

Syntax

public class XPathQueryManager : IXPathQueryManager

Constructors

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XPathQueryManager()

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager()

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XPathQueryManager(HttpClientUtil)

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager(HttpClientUtil httpClientUtil)

Parameters

Type	Name	Description
HttpClientUtil	httpClientUtil	A configured HttpClientUtil instance for performing web requests

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XPathQueryManager(byte[])

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager(byte[] document)

Parameters

Type	Name	Description
byte[]	document	A byte array with XML data

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XPathQueryManager(Stream)

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager(Stream documentStream)

Parameters

Type	Name	Description
Stream	documentStream	A Stream with XML data

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XPathQueryManager(string)

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager(string fileName)

Parameters

Type	Name	Description
string	fileName

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XPathQueryManager(XPathDocument?)

Initializes a new instance of the XPathQueryManager class.

Declaration

public XPathQueryManager(XPathDocument? xPathDoc)

Parameters

Type	Name	Description
XPathDocument	xPathDoc	An XmlDocument instance

Methods

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AddNamespace(string, string)

This method adds a namespace for XPath queries.

Declaration

public void AddNamespace(string prefix, string ns)

Parameters

Type	Name	Description
string	prefix	The namespace prefix
string	ns	The namespace URI

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Clone()

This method returns a clone of the current instance. The cloned instance operates on the same (read-only) XmlDocument instance.

Declaration

public IXPathQueryManager Clone()

Returns

Type	Description
IXPathQueryManager

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Compile(string)

This method compiles an XPath string.

Declaration

public XPathExpression? Compile(string xPath)

Parameters

Type	Name	Description
string	xPath	The XPath string

Returns

Type	Description
XPathExpression	A compiled XPath expression

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GetIterator(XPathExpression?)

This method returns an XPathNodeIterator instance positioned at the nodes the XPath expression addresses.

Declaration

public XPathNodeIterator? GetIterator(XPathExpression? xPath)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression

Returns

Type	Description
XPathNodeIterator

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GetIterator(XPathExpression, DictionaryEntry[])

This method returns an XPathNodeIterator instance positioned at the nodes the XPath expression addresses.

Declaration

public XPathNodeIterator? GetIterator(XPathExpression xPath, DictionaryEntry[] queryParameters)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression
DictionaryEntry[]	queryParameters	Parameters for the compiled XPath expression

Returns

Type	Description
XPathNodeIterator

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GetValueFromNode(XPathExpression?, DictionaryEntry[]?)

This method returns the value of the first node the XPath expression addresses.

Declaration

public string? GetValueFromNode(XPathExpression? xPath, DictionaryEntry[]? queryParameters = null)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression
DictionaryEntry[]	queryParameters	Parameters for the compiled XPath expression

Returns

Type	Description
string

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GetValuesFromNodes(XPathExpression)

This method returns a collection of the values of all nodes the XPath expression addresses.

Declaration

public List<string> GetValuesFromNodes(XPathExpression xPath)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression

Returns

Type	Description
List<string>

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GetValuesFromNodes(XPathExpression, DictionaryEntry[])

This method returns a collection of the values of all nodes the XPath expression addresses.

Declaration

public List<string> GetValuesFromNodes(XPathExpression xPath, DictionaryEntry[] queryParameters)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression
DictionaryEntry[]	queryParameters	Parameters for the compiled XPath expression

Returns

Type	Description
List<string>

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GetXPathQueryManagerInContext(XPathExpression?, DictionaryEntry[]?)

This method returns an instance of XPathQueryManager in the context of the first node the XPath expression addresses.

Declaration

public IXPathQueryManager? GetXPathQueryManagerInContext(XPathExpression? xPath, DictionaryEntry[]? queryParameters = null)

Parameters

Type	Name	Description
XPathExpression	xPath	The compiled XPath expression
DictionaryEntry[]	queryParameters	Parameters for the compiled XPath expression

Returns

Type	Description
IXPathQueryManager

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InitAsync()

Init Async

Declaration

public Task InitAsync()

Returns

Type	Description
Task	Task

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ResetNamespaces()

This method deletes the current namespace context.

Declaration

public void ResetNamespaces()

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SetDocumentToParse(byte[])

Sets a new XML document.

Declaration

public void SetDocumentToParse(byte[] document)

Parameters

Type	Name	Description
byte[]	document	A byte array with XML data

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SetDocumentToParse(Stream)

Sets a new XML document.

Declaration

public void SetDocumentToParse(Stream documentStream)

Parameters

Type	Name	Description
Stream	documentStream	A Stream with XML data

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SetDocumentToParse(string)

Sets a new XmlDocument

Declaration

public void SetDocumentToParse(string fileName)

Parameters

Type	Name	Description
string	fileName

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SetDocumentToParseAsync(HttpClientUtil)

Sets a new XML document.

Declaration

public Task SetDocumentToParseAsync(HttpClientUtil httpClientUtil)

Parameters

Type	Name	Description
HttpClientUtil	httpClientUtil	A configured HttpClientUtil instance for performing web requests

Returns

Type	Description
Task

Implements

IXPathQueryManager