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public interface Function
Interface to value-testing extensions to the expression evaluator.
| Method Summary | |
|---|---|
void |
build(String uri,
ExprList args)
Called during query plan construction immediately after the construction of the extension instance. |
NodeValue |
exec(Binding binding,
ExprList args,
String uri,
FunctionEnv env)
Test a list of values - argument will not be null but may have the wrong number of arguments. |
| Method Detail |
|---|
void build(String uri,
ExprList args)
args - The parsed arguements
NodeValue exec(Binding binding,
ExprList args,
String uri,
FunctionEnv env)
binding - The current solutionargs - A list of unevaluated expressionsuri - The name of thisenv - The execution context
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