org.ucl.xpath.ast
Class XPathExpr

java.lang.Object
  org.ucl.xpath.ast.XPathNode
      org.ucl.xpath.ast.Expr
          org.ucl.xpath.ast.XPathExpr

public class XPathExpr

extends Expr

Path expression walks tries to walk the path specified in its argument

Constructor Summary

XPathExpr(int slashes, StepExpr expr)

Method Summary

java.lang.Object	accept(XPathVisitor v) Support for Visitor interface.
void	add_tail(int slashes, StepExpr expr) Add to tail of path
StepExpr	expr()
XPathExpr	next()
void	set_next(XPathExpr n) an XPath expression, n is copied to _next
void	set_slashes(int count)
int	slashes()

Methods inherited from class java.lang.Object

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

Constructor Detail

XPathExpr

public XPathExpr(int slashes,
                 StepExpr expr)

Parameters:

slashes - is copied to _slashes

expr - is copied to _expr _next is made null as a result.

Method Detail

accept

public java.lang.Object accept(XPathVisitor v)

Support for Visitor interface.

Specified by:

accept in class XPathNode

Returns:

Result of Visitor operation.

add_tail

public void add_tail(int slashes,
                     StepExpr expr)

Add to tail of path

set_slashes

public void set_slashes(int count)

Parameters:

count - is copied to _slashes

next

public XPathExpr next()

Returns:

XPath expression _next

set_next

public void set_next(XPathExpr n)

an XPath expression, n is copied to _next

expr

public StepExpr expr()

Returns:

Step expression _expr

slashes

public int slashes()

Returns:

int _slashes