com.icl.saxon.functions

Class Substring

public class Substring extends Function

Method Summary
Value	evaluate(Context c) Evaluate in a general context
String	evaluateAsString(Context context) Evaluate the function in a string context
int	getDataType() Determine the data type of the expression
int	getDependencies() Get dependencies
String	getName()
Expression	reduce(int dep, Context c) Remove dependencies
Expression	simplify() Simplfy and validate

Method Detail

evaluate

public Value evaluate(Context c)

Evaluate in a general context

evaluateAsString

public String evaluateAsString(Context context)

Evaluate the function in a string context

getDataType

public int getDataType()

Determine the data type of the expression

Returns: Value.STRING

getDependencies

public int getDependencies()

Get dependencies

getName

public String getName()

reduce

public Expression reduce(int dep, Context c)

Remove dependencies

simplify

public Expression simplify()

Simplfy and validate