public virtual bool Visit(Net.Vpc.Upa.Expressions.Expression expression, Net.Vpc.Upa.Expressions.ExpressionTag tag)
{
foreach (Net.Vpc.Upa.Expressions.TaggedExpression cc in expression.GetChildren())
{
Net.Vpc.Upa.Expressions.Expression cce = cc.GetExpression();
if (cce != null)
{
if (cce is Net.Vpc.Upa.Expressions.UserExpression)
{
Net.Vpc.Upa.Expressions.Expression rr = expressionManager.ParseExpression(cce);
rr.Visit(this);
expression.SetChild(rr, cc.GetTag());
}
else if (cce is Net.Vpc.Upa.Expressions.Var)
{
Net.Vpc.Upa.Expressions.Var v = (Net.Vpc.Upa.Expressions.Var)cce;
if (v.GetApplier() == null && v.GetName().Equals("this"))
{
v.SetName(thisName);
}
}
}
}
return(true);
}
public static Net.Vpc.Upa.Expressions.Expression ParseUserExpressions(Net.Vpc.Upa.Expressions.Expression expression, Net.Vpc.Upa.PersistenceUnit pu)
{
if (expression is Net.Vpc.Upa.Expressions.UserExpression)
{
return(pu.GetExpressionManager().ParseExpression((Net.Vpc.Upa.Expressions.UserExpression)expression));
}
Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParserVisitor v = new Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParserVisitor(pu.GetExpressionManager());
expression.Visit(v);
return(expression);
}
public virtual Net.Vpc.Upa.Expressions.Expression ParseExpression(Net.Vpc.Upa.Expressions.Expression expression)
{
if (expression is Net.Vpc.Upa.Expressions.UserExpression)
{
Net.Vpc.Upa.Expressions.UserExpression ucce = (Net.Vpc.Upa.Expressions.UserExpression)expression;
Net.Vpc.Upa.Expressions.Expression expr = ParseExpression(ucce.GetExpression());
expr.Visit(new Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParametersMatcherVisitor(ucce));
return(expr);
}
else
{
Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParserVisitor v = new Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParserVisitor(this);
expression.Visit(v);
return(expression);
}
}
public virtual bool Visit(Net.Vpc.Upa.Expressions.Expression expression, Net.Vpc.Upa.Expressions.ExpressionTag tag)
{
foreach (Net.Vpc.Upa.Expressions.TaggedExpression cc in expression.GetChildren())
{
Net.Vpc.Upa.Expressions.Expression cce = cc.GetExpression();
if (cce != null)
{
if (cce is Net.Vpc.Upa.Expressions.UserExpression)
{
Net.Vpc.Upa.Expressions.UserExpression ucce = (Net.Vpc.Upa.Expressions.UserExpression)cce;
Net.Vpc.Upa.Expressions.Expression expr = expressionManager.ParseExpression(ucce.GetExpression());
expr.Visit(new Net.Vpc.Upa.Impl.Uql.Util.UserExpressionParametersMatcherVisitor(ucce));
expression.SetChild(expr, cc.GetTag());
}
}
}
return(true);
}
public virtual Net.Vpc.Upa.Expressions.Expression CreateTargetListExpression(object currentInstance, string alias)
{
if (filter == null)
{
return(null);
}
System.Collections.Generic.Dictionary <string, object> v = new System.Collections.Generic.Dictionary <string, object>();
v["this"] = currentInstance;
if (Net.Vpc.Upa.Impl.Util.StringUtils.IsNullOrEmpty(alias))
{
alias = GetTargetEntity().GetName();
}
string alias2 = alias;
Net.Vpc.Upa.Expressions.Expression filter2 = GetPersistenceUnit().GetExpressionManager().SimplifyExpression(filter.Copy(), v);
filter2.Visit(new Net.Vpc.Upa.Impl.Uql.Util.ThatExpressionReplacer(alias2));
return(filter2);
}
public static void ReplaceThisVar(Net.Vpc.Upa.Expressions.Expression expression, string newName, Net.Vpc.Upa.ExpressionManager expressionManager)
{
Net.Vpc.Upa.Expressions.ExpressionVisitor expressionVisitor = new Net.Vpc.Upa.Impl.Uql.Util.ThisRenamerVisitor(expressionManager, newName);
expression.Visit(expressionVisitor);
}