private Expression HandleContains(StringOperatorCondition <T> p_Condition, ConditionContext p_Context)
{
return((Expression)Expression.Call(this.GetFieldExpression(p_Context.ParameterExpression, this.m_Condition), "Contains", (Type[])null, new Expression[1]
{
this.GetConstantExpression(p_Context.ParameterExpression, this.m_Condition)
}));
}
private Expression HandleEqualsCaseInsensitive(StringOperatorCondition <T> p_Condition, ConditionContext p_Context)
{
return((Expression)Expression.Call(this.GetFieldExpression(p_Context.ParameterExpression, this.m_Condition), "Equals", (Type[])null, new Expression[2]
{
this.GetConstantExpression(p_Context.ParameterExpression, this.m_Condition),
(Expression)Expression.Constant((object)StringComparison.OrdinalIgnoreCase)
}));
}
private Expression HandleMatchRegex(StringOperatorCondition <T> p_Condition, ConditionContext p_Context)
{
return((Expression)Expression.Call((Expression)null, typeof(MethodExtensions).GetMethod("Matches", new Type[2]
{
typeof(string),
typeof(string)
}), this.GetFieldExpression(p_Context.ParameterExpression, this.m_Condition), this.GetConstantExpression(p_Context.ParameterExpression, this.m_Condition)));
}
public override Expression GetQueryExpression(ConditionContext p_Context)
{
StringOperatorCondition <T> p_Condition = this.Condition as StringOperatorCondition <T>;
Assert.IsNotNull((object)p_Condition, "Condition has the wrong type. Type \"{0}\" is expected.", new object[1]
{
(object)typeof(StringOperatorCondition <T>).FullName
});
Expression expression;
switch (p_Condition.OperatorId)
{
case "{2E67477C-440C-4BCA-A358-3D29AED89F47}":
expression = this.HandleContains(p_Condition, p_Context);
break;
case "{22E1F05F-A17A-4D0C-B376-6F7661500F03}":
expression = this.HandleEndsWith(p_Condition, p_Context);
break;
case "{10537C58-1684-4CAB-B4C0-40C10907CE31}":
expression = this.HandleEquals(p_Condition, p_Context);
break;
case "{537244C2-3A3F-4B81-A6ED-02AF494C0563}":
expression = this.HandleEqualsCaseInsensitive(p_Condition, p_Context);
break;
case "{F8641C26-EE27-483C-9FEA-35529ECC8541}":
expression = this.HandleMatchRegex(p_Condition, p_Context);
break;
case "{A6AC5A6B-F409-48B0-ACE7-C3E8C5EC6406}":
expression = this.HandleNotEqual(p_Condition, p_Context);
break;
case "{6A7294DF-ECAE-4D5F-A8D2-C69CB1161C09}":
expression = this.HandleNotEqualCaseInsensitive(p_Condition, p_Context);
break;
case "{FDD7C6B1-622A-4362-9CFF-DDE9866C68EA}":
expression = this.HandleStartsWith(p_Condition, p_Context);
break;
default:
StringConditionWrapper <T, TCondition> .s_Logger.Debug(string.Format("Unknown operator id \"{0}\". Returning true expression.", (object)p_Condition.OperatorId));
expression = (Expression)Expression.Constant((object)true);
break;
}
return(expression);
}
private Expression HandleEquals(StringOperatorCondition <T> p_Condition, ConditionContext p_Context)
{
return((Expression)Expression.Equal(this.GetFieldExpression(p_Context.ParameterExpression, this.m_Condition), this.GetConstantExpression(p_Context.ParameterExpression, this.m_Condition)));
}
