public static object Evaluate(OPathDocument opathDocument, OPathExpression opathExpression)
{
OPathNavigator targetNavigator = CreateNavigator(opathDocument);
object opathValue = targetNavigator.Evaluate(opathExpression, OPathOptions.Defaults);
return(opathValue);
}
private OPathNavigator(OPathDocument opathDocument)
{
RegisterCustomTypeConverters();
RegisterCustomFunctions();
m_OPathDocument = opathDocument;
}
public static object Evaluate(OPathDocument opathDocument, OPathExpression opathExpression,
OPathOptions opathOptions, object defaultValue, ValueLogger valueLogger)
{
OPathNavigator targetNavigator = CreateNavigator(opathDocument);
object opathValue =
targetNavigator.Evaluate(opathExpression, opathOptions, defaultValue, valueLogger);
return(opathValue);
}
public object Evaluate(OPathExpression opathExpression, OPathOptions opathOptions,
object defaultValue, ValueLogger valueLogger)
{
object evaluatedExpression;
if (m_OPathDocument == null)
{
m_OPathDocument = new OPathDocument();
}
if (opathExpression.IsSingleVariable())
{
evaluatedExpression =
EvaluateSingleVariable(opathExpression, opathOptions, defaultValue, valueLogger);
}
else
{
evaluatedExpression =
EvaluateOPathExpression(opathExpression, opathOptions, defaultValue, valueLogger);
}
return(evaluatedExpression);
}
public static OPathNavigator CreateNavigator(OPathDocument opathDocument)
{
OPathNavigator opathNavigator = new OPathNavigator(opathDocument);
return(opathNavigator);
}