Class TrimFunction

  • All Implemented Interfaces:

    public class TrimFunction
    extends Object
    implements InvocationEvaluator
    Evaluator for the function TRIM(strExpr). If the method is TRIM trims both ends. If the method is TRIM_LEADING trims just the start. If the method is TRIM_TRAILING trims just the end. The first parameter of the expression is the string to trim. An optional second parameter is the trim character to trim (default to ' ' if not specified).
    • Constructor Detail

      • TrimFunction

        public TrimFunction()
    • Method Detail

      • evaluate

        public Object evaluate​(InvokeExpression expr,
                               Object invokedValue,
                               InMemoryExpressionEvaluator eval)
        Description copied from interface: InvocationEvaluator
        Method to evaluate the InvokeExpression, as part of the overall evaluation defined by the InMemoryExpressionEvaluator.
        Specified by:
        evaluate in interface InvocationEvaluator
        expr - The expression for invocation
        invokedValue - Value on which we are invoking
        eval - The overall evaluator for in-memory
        The result