com.icl.saxon.functions

Class Count

public class Count extends Function

Method Summary
Valueevaluate(Context c)
Evaluate in a general context
doubleevaluateAsNumber(Context c)
Evaluate the function in a numeric context
intgetDataType()
Determine the data type of the expression
intgetDependencies()
Determine the dependencies
StringgetName()
Function name (for diagnostics)
Expressionreduce(int dep, Context c)
Reduce the dependencies
Expressionsimplify()
Simplify and validate.

Method Detail

evaluate

public Value evaluate(Context c)
Evaluate in a general context

evaluateAsNumber

public double evaluateAsNumber(Context c)
Evaluate the function in a numeric context

getDataType

public int getDataType()
Determine the data type of the expression

Returns: Value.NUMBER

getDependencies

public int getDependencies()
Determine the dependencies

getName

public String getName()
Function name (for diagnostics)

reduce

public Expression reduce(int dep, Context c)
Reduce the dependencies

simplify

public Expression simplify()
Simplify and validate.