public object Evaluate(
EventBean[] eventsPerStream,
bool isNewData,
ExprEvaluatorContext context)
{
var pattern = (string) _patternEval.Evaluate(eventsPerStream, isNewData, context);
if (pattern == null) {
return null;
}
var es = '\\';
if (_optionalEscapeEval != null) {
var escapeString = (string) _optionalEscapeEval.Evaluate(eventsPerStream, isNewData, context);
if (!string.IsNullOrEmpty(escapeString)) {
es = escapeString[0];
}
}
var likeUtil = new LikeUtil(pattern, es, false);
var value = _lhsEval.Evaluate(eventsPerStream, isNewData, context);
if (value == null) {
return null;
}
if (_form.IsNumericValue) {
value = value.ToString();
}
var result = _form.ForgeRenderable.IsNot ^ likeUtil.CompareTo((string) value);
return result;
}
public ExprLikeNodeForgeConst(
ExprLikeNode parent,
bool isNumericValue,
LikeUtil likeUtil,
CodegenExpression likeUtilInit)
: base(
parent,
isNumericValue)
{
LikeUtil = likeUtil;
LikeUtilInit = likeUtilInit;
}
/// <summary>Ctor. </summary>
/// <param name="likeString">pattern to match</param>
public StringPatternSetLike(String likeString)
{
this.likeString = likeString;
likeUtil = new LikeUtil(likeString, '\\', false);
}
public object Evaluate(EvaluateParams evaluateParams)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().QExprLike(this);
}
if (_likeUtil == null)
{
var patternVal = (string)_evaluators[1].Evaluate(evaluateParams);
if (patternVal == null)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AExprLike(null);
}
return(null);
}
string escape = "\\";
char? escapeCharacter = null;
if (ChildNodes.Length == 3)
{
escape = (String)_evaluators[2].Evaluate(evaluateParams);
}
if (escape.Length > 0)
{
escapeCharacter = escape[0];
}
_likeUtil = new LikeUtil(patternVal, escapeCharacter, false);
}
else
{
if (!_isConstantPattern)
{
var patternVal = (string)_evaluators[1].Evaluate(evaluateParams);
if (patternVal == null)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AExprLike(null);
}
return(null);
}
_likeUtil.ResetPattern(patternVal);
}
}
var evalValue = _evaluators[0].Evaluate(evaluateParams);
if (evalValue == null)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AExprLike(null);
}
return(null);
}
if (_isNumericValue)
{
evalValue = evalValue.ToString();
}
var result = _likeUtil.Compare((String)evalValue);
if (_isNot)
{
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AExprLike(!result);
}
return(!result);
}
if (InstrumentationHelper.ENABLED)
{
InstrumentationHelper.Get().AExprLike(result);
}
return(result);
}
