org.openanzo.glitter.expression
Interface FunctionOnValuesAndErrors

All Superinterfaces:

Function

All Known Implementing Classes:

LogicalAnd, LogicalOr

public interface FunctionOnValuesAndErrors
extends Function

Similar to FunctionOnValues, except that each argument may be a type error. This interface is for Functions that return true for Function.operatesOnTypeErrors().

Author:

lee

Method Summary

RDFTerm

call(java.util.List<RDFTerm> arguments, java.util.List<ExpressionEvaluationException> errors) Takes arguments; a null argument will have a corresponding non-null Exception in the errors list.

Methods inherited from interface org.openanzo.glitter.expression.Function

getIdentifier, operatesOnTypeErrors, operatesOnValues

Method Detail

call

RDFTerm call(java.util.List<RDFTerm> arguments,
             java.util.List<ExpressionEvaluationException> errors)
             throws ExpressionEvaluationException

Takes arguments; a null argument will have a corresponding non-null Exception in the errors list.

Parameters:

arguments - A list of arguments to the function. A null entry has a non-null Expcetion at the same index in the errors list.

errors - A list of Exceptions generated while evaluating arguments to the function. A null entry has a non-null value at the same index in the arguments list.

Returns:

The result of evaluating this function against the given arguments and errors

Throws:

ExpressionEvaluationException