Package org.jaxen.expr
Interface FilterExpr
- All Superinterfaces:
Expr
,Predicated
,Serializable
- All Known Implementing Classes:
DefaultFilterExpr
Represents an XPath filter expression. This is
production 20 in the
XPath 1.0 specification:
[20] | FilterExpr | ::= | PrimaryExpr | |
| FilterExpr Predicate |
-
Method Summary
Methods inherited from interface org.jaxen.expr.Predicated
addPredicate, getPredicates, getPredicateSet
-
Method Details
-
asBoolean
Evaluates the filter expression on the current context and returns true if at least one node matches.- Returns:
- true if a node matches; false if no node matches
- Throws:
JaxenException
-
getExpr
Expr getExpr()- Returns:
- the underlying filter expression
-