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java.lang.Object | +--net.sf.saxon.expr.ComputedExpression | +--net.sf.saxon.expr.IntegerRangeTest
An IntegerRangeTest is an expression of the form E = N to M where E, N, and M are all expressions of type integer.
Field Summary |
Fields inherited from class net.sf.saxon.expr.ComputedExpression |
lineNumber, NO_ARGUMENTS, staticProperties |
Constructor Summary | |
IntegerRangeTest(Expression value,
Expression min,
Expression max)
Construct a IntegerRangeTest |
Method Summary | |
Expression |
analyze(StaticContext env)
Type-check the expression |
int |
computeCardinality()
Determine the static cardinality |
void |
display(int level,
NamePool pool)
Display this instruction as an expression, for diagnostics |
Item |
evaluateItem(XPathContext c)
Evaluate the expression |
ItemType |
getItemType()
Get the data type of the items returned |
Methods inherited from class net.sf.saxon.expr.ComputedExpression |
computeDependencies, computeSpecialProperties, computeStaticProperties, dynamicError, effectiveBooleanValue, evaluateAsString, getCardinality, getDependencies, getIntrinsicDependencies, getLineNumber, getSpecialProperties, getSubExpressions, iterate, markTailFunctionCalls, promote, setLineNumber, simplify, typeError |
Methods inherited from class java.lang.Object |
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
Constructor Detail |
public IntegerRangeTest(Expression value, Expression min, Expression max)
Method Detail |
public Expression analyze(StaticContext env) throws XPathException
env
- the static context of the expression
XPathException
- if an error is discovered during this phase
(typically a type error)public ItemType getItemType()
public int computeCardinality()
computeCardinality
in class ComputedExpression
public Item evaluateItem(XPathContext c) throws XPathException
evaluateItem
in interface Expression
evaluateItem
in class ComputedExpression
c
- The context in which the expression is to be evaluated
XPathException
- if any dynamic error occurs evaluating the
expressionpublic void display(int level, NamePool pool)
level
- indentation level for this expression
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