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).

- Method Summary
  
  All Methods Instance Methods Concrete Methods
  Modifier and Type Method 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

- Method Detail
  - getRootExpression
```
public Expression getRootExpression()
```
    Get the root expression
    
    Returns:
    
    the expression at the root of the path