private static MetadataConditionOperator GetNegatedOperator(this MetadataConditionOperator conditionOperator)
{
switch (conditionOperator)
{
case MetadataConditionOperator.Equals:
return(MetadataConditionOperator.NotEquals);
case MetadataConditionOperator.NotEquals:
return(MetadataConditionOperator.Equals);
case MetadataConditionOperator.LessThan:
throw new NotSupportedException("Can not negate a 'Less Than' filter when performing metadata queries, as the Crm Sdk does not allow for 'Greater Than Equals' condition operator.");
case MetadataConditionOperator.GreaterThan:
throw new NotSupportedException("Can not negate a 'Greater Than' filter when performing metadata queries, as the Crm Sdk does not allow for 'Less Than Equals' condition operator.");
case MetadataConditionOperator.In:
return(MetadataConditionOperator.NotIn);
case MetadataConditionOperator.NotIn:
return(MetadataConditionOperator.In);
default:
throw new NotSupportedException("Can not negate condition operator: " + conditionOperator);
}
}
/// <summary>Initializes a new instance of the <see cref="T:Microsoft.Xrm.Sdk.Metadata.Query.MetadataConditionExpression"></see> class.</summary>
/// <param name="conditionOperator">Type: <see cref="T:Microsoft.Xrm.Sdk.Metadata.Query.MetadataConditionOperator"></see>. The condition operator.</param>
/// <param name="propertyName">Type: Returns_String. The name of the metadata property in the condition expression.</param>
/// <param name="value">Type: Returns_Object The value for the metadata property.</param>
public MetadataConditionExpression(
string propertyName,
MetadataConditionOperator conditionOperator,
object value)
{
this.PropertyName = propertyName;
this.ConditionOperator = conditionOperator;
this.Value = value;
}
private void SetConditionExpressionValue(MetadataConditionExpression condition, MetadataConditionOperator conditionOperator, params object[] values)
{
condition.ConditionOperator = conditionOperator;
if (values != null)
{
// is the literal a
foreach (var value in values)
{
if (value is Array)
{
var vals = new List <object>();
foreach (var o in value as Array)
{
vals.Add(o);
}
condition.Value = vals;
}
else
{
if (condition.Value != null)
{
throw new NotSupportedException("You cannot use multiple where condition values in a metadata query. " + condition.Value.ToString());
}
condition.Value = value;
}
}
}
}