org.jaxen.expr
Class DefaultFilterExpr

java.lang.Object
  org.jaxen.expr.DefaultExpr
      org.jaxen.expr.DefaultFilterExpr

All Implemented Interfaces:

Expr, FilterExpr, Predicated, java.io.Serializable, Visitable

public class DefaultFilterExpr

extends DefaultExpr

implements FilterExpr, Predicated

See Also:

Serialized Form

Field Summary

private Expr	expr
private PredicateSet	predicates

Constructor Summary

DefaultFilterExpr(Expr expr, PredicateSet predicateSet)

DefaultFilterExpr(PredicateSet predicateSet)

Method Summary

void	accept(Visitor visitor)
void	addPredicate(Predicate predicate)
boolean	asBoolean(Context context) Returns true if the current filter matches at least one of the context nodes
java.lang.Object	evaluate(Context context)
Expr	getExpr()
java.util.List	getPredicates()
PredicateSet	getPredicateSet()
java.lang.String	getText()
Expr	simplify()
java.lang.String	toString()

Methods inherited from class org.jaxen.expr.DefaultExpr

convertToIterator, convertToList

Methods inherited from class java.lang.Object

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

Field Detail

expr

private Expr expr

predicates

private PredicateSet predicates

Constructor Detail

DefaultFilterExpr

public DefaultFilterExpr(PredicateSet predicateSet)

DefaultFilterExpr

public DefaultFilterExpr(Expr expr,
                         PredicateSet predicateSet)

Method Detail

addPredicate

public void addPredicate(Predicate predicate)

Specified by:

addPredicate in interface Predicated

getPredicates

public java.util.List getPredicates()

Specified by:

getPredicates in interface Predicated

getPredicateSet

public PredicateSet getPredicateSet()

Specified by:

getPredicateSet in interface Predicated

getExpr

public Expr getExpr()

Specified by:

getExpr in interface FilterExpr

Returns:

underlying filter expression

toString

public java.lang.String toString()

getText

public java.lang.String getText()

Specified by:

getText in interface Expr

simplify

public Expr simplify()

Specified by:

simplify in interface Expr

Overrides:

simplify in class DefaultExpr

asBoolean

public boolean asBoolean(Context context)
                  throws JaxenException

Returns true if the current filter matches at least one of the context nodes

Specified by:

asBoolean in interface FilterExpr

Throws:

JaxenException

evaluate

public java.lang.Object evaluate(Context context)
                          throws JaxenException

Specified by:

evaluate in interface Expr

Throws:

JaxenException

accept

public void accept(Visitor visitor)

Specified by:

accept in interface Visitable