net.sf.saxon.expr.parser

Class PathMap.PathMapRoot

java.lang.Object

net.sf.saxon.expr.parser.PathMap.PathMapNode

net.sf.saxon.expr.parser.PathMap.PathMapRoot

Enclosing class:

PathMap

public static class PathMap.PathMapRoot
extends PathMap.PathMapNode

A root node in the path map. A root node represents either (a) a subexpression that is the first step in a path expression, or (b) a subexpression that is not the first step in a path, but which returns nodes (for example, a call on the doc() function).

Field Summary

Fields

Modifier and Type	Field and Description
boolean	isDownwardsOnly

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	PathMapRoot(Expression root) Create a PathMapRoot

Method Summary

Modifier and Type	Method and Description
Expression	getRootExpression() Get the root expression

Methods inherited from class net.sf.saxon.expr.parser.PathMap.PathMapNode

allPathsAreWithinStreamableSnapshot, createArc, createArc, getArcs, hasReachableReturnables, hasUnknownDependencies, isAtomized, isReturnable, setAtomized, setHasUnknownDependencies, setReturnable

Methods inherited from class java.lang.Object

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

Field Detail

isDownwardsOnly

public boolean isDownwardsOnly

Constructor Detail

PathMapRoot

protected PathMapRoot(Expression root)

Create a PathMapRoot

Parameters:

root - the expression at the root of a path

Method Detail

getRootExpression

public Expression getRootExpression()

Get the root expression

Returns:

the expression at the root of the path