Class AbstractXPathQuery

java.lang.Object

eu.europa.esig.dss.xml.common.xpath.AbstractXPathQuery

All Implemented Interfaces:

XPathQuery

Direct Known Subclasses:

AllFromCurrentPositionXPathQuery, AllXPathQuery, FromCurrentPositionXPathQuery

public abstract class AbstractXPathQuery
extends Object
implements XPathQuery

Abstract representation of the XPathChain expression. Contains common code and implementation.

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	AbstractXPathQuery()	Default constructor

Method Summary

Modifier and Type	Method	Description
XPathQueryItem	getFirstXPathQueryItem()	Gets the first part of the XPath expression (usually the first element of the XPath string)
String	getQueryString()	Gets a string representation of the XPath expression
protected abstract String	getXPathPreamble()	Gets the beginning string of the XPath expression
boolean	isEmpty()	Returns whether the XPath expression contains any XPath item definitions
XPathQuery	setNextItem(XPathQueryItem nextItem)	Sets the next eu.europa.esig.dss.xml.common.definition.xpath.item.XPathItem as part of the XPath expression
String	toString()

Methods inherited from class Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait

Methods inherited from interface XPathQuery

isAll, isFromCurrentPosition

Modifier and Type	Method	Description
boolean	isAll()	Gets whether all descendants matching the XPath expression are to be returned.
boolean	isFromCurrentPosition()	Gets whether the XPath expression execution starts from a node at the current position. if FALSE, the execution starts from the root element of the XML document.

Constructor Details

AbstractXPathQuery

protected AbstractXPathQuery()

Default constructor

Method Details

getFirstXPathQueryItem

public XPathQueryItem getFirstXPathQueryItem()

Description copied from interface: XPathQuery

Gets the first part of the XPath expression (usually the first element of the XPath string)

Specified by:

getFirstXPathQueryItem in interface XPathQuery

Returns:

XPathQueryItem

setNextItem

public XPathQuery setNextItem(XPathQueryItem nextItem)

Description copied from interface: XPathQuery

Sets the next eu.europa.esig.dss.xml.common.definition.xpath.item.XPathItem as part of the XPath expression

Specified by:

setNextItem in interface XPathQuery

Parameters:

nextItem - XPathQueryItem to set

Returns:

this XPathQuery

isEmpty

public boolean isEmpty()

Description copied from interface: XPathQuery

Returns whether the XPath expression contains any XPath item definitions

Specified by:

isEmpty in interface XPathQuery

Returns:

TRUE if the XPath expression is empty, FALSE otherwise

getQueryString

public String getQueryString()

Description copied from interface: XPathQuery

Gets a string representation of the XPath expression

Specified by:

getQueryString in interface XPathQuery

Returns:

String

getXPathPreamble

protected abstract String getXPathPreamble()

Gets the beginning string of the XPath expression

Returns:

String

toString

public String toString()

Overrides:

toString in class Object