jd.xml.xpath.expr.function
Class Position

java.lang.Object
  extended byjd.xml.xpath.expr.ExpressionImpl
      extended byjd.xml.xpath.expr.NumericExpression
          extended byjd.xml.xpath.expr.function.NumericFunction
              extended byjd.xml.xpath.expr.function.Position
All Implemented Interfaces:
Expression, Function

public class Position
extends NumericFunction

Position represents the xpath core function "number position()".


Field Summary
static FunctionType TYPE
          The function type.
 
Fields inherited from class jd.xml.xpath.expr.function.NumericFunction
arguments_
 
Fields inherited from interface jd.xml.xpath.expr.function.Function
NULL_ARGUMENTS
 
Fields inherited from interface jd.xml.xpath.expr.Expression
DEP_CONTEXT_NODE, DEP_CONTEXT_POSITION, DEP_CONTEXT_SIZE, DEP_CONTEXT_STATIC, DEP_NONE, DEP_UNKNOWN
 
Constructor Summary
Position()
           
 
Method Summary
 int getContextDependencies()
          Return DEP_CONTEXT_POSITION.
 FunctionType getFunctionType()
          Return the FunctionType of the Function-
 double toNumberValue(XPathContext context)
          Evaluate the Expression to a number.
 
Methods inherited from class jd.xml.xpath.expr.function.NumericFunction
accept, getArgument, setArguments
 
Methods inherited from class jd.xml.xpath.expr.NumericExpression
getResultType, toBooleanValue, toStringValue, toXObject
 
Methods inherited from class jd.xml.xpath.expr.ExpressionImpl
hasContextDependencies, isUniqueFilter, matchesFilter, toNode, toNodeSet, toString
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, wait, wait, wait
 
Methods inherited from interface jd.xml.xpath.expr.Expression
getResultType, hasContextDependencies, isUniqueFilter, matchesFilter, toBooleanValue, toNode, toNodeSet, toString, toStringValue, toXObject
 

Field Detail

TYPE

public static final FunctionType TYPE
The function type.

Constructor Detail

Position

public Position()
Method Detail

getFunctionType

public FunctionType getFunctionType()
Description copied from interface: Function
Return the FunctionType of the Function-


toNumberValue

public double toNumberValue(XPathContext context)
Description copied from interface: Expression
Evaluate the Expression to a number.

Specified by:
toNumberValue in interface Expression
Specified by:
toNumberValue in class NumericExpression

getContextDependencies

public int getContextDependencies()
Return DEP_CONTEXT_POSITION.

Specified by:
getContextDependencies in interface Expression
Overrides:
getContextDependencies in class NumericFunction