public virtual Net.Vpc.Upa.Expressions.Expression RecordToExpression(Net.Vpc.Upa.Record record, string alias) /* throws Net.Vpc.Upa.Exceptions.UPAException */
{
if (record == null)
{
return(null);
}
Net.Vpc.Upa.Expressions.Expression a = null;
foreach (System.Collections.Generic.KeyValuePair <string, object> entry in record.EntrySet())
{
string key = (entry).Key;
object @value = (entry).Value;
Net.Vpc.Upa.Field field = GetEntity().GetField(key);
if (!field.IsUnspecifiedValue(@value))
{
Net.Vpc.Upa.Expressions.Expression e = null;
Net.Vpc.Upa.Expressions.Var p = new Net.Vpc.Upa.Expressions.Var(Net.Vpc.Upa.Impl.Util.StringUtils.IsNullOrEmpty(alias) ? GetEntity().GetName() : alias);
switch (field.GetSearchOperator())
{
case Net.Vpc.Upa.SearchOperator.DEFAULT:
case Net.Vpc.Upa.SearchOperator.EQ:
{
if (field.GetDataType() is Net.Vpc.Upa.Types.ManyToOneType)
{
Net.Vpc.Upa.Types.ManyToOneType et = (Net.Vpc.Upa.Types.ManyToOneType)field.GetDataType();
Net.Vpc.Upa.Key foreignKey = et.GetRelationship().GetTargetRole().GetEntity().GetBuilder().ObjectToKey(@value);
Net.Vpc.Upa.Expressions.Expression b = null;
int i = 0;
foreach (Net.Vpc.Upa.Field df in et.GetRelationship().GetSourceRole().GetFields())
{
e = new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var((Net.Vpc.Upa.Expressions.Var)p.Copy(), df.GetName()), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(foreignKey.GetObjectAt(i)));
b = b == null ? ((Net.Vpc.Upa.Expressions.Expression)(b)) : new Net.Vpc.Upa.Expressions.And(b, e);
i++;
}
}
else
{
e = new Net.Vpc.Upa.Expressions.Equals(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
}
break;
}
case Net.Vpc.Upa.SearchOperator.NE:
{
e = new Net.Vpc.Upa.Expressions.Different(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
break;
}
case Net.Vpc.Upa.SearchOperator.GT:
{
e = new Net.Vpc.Upa.Expressions.GreaterThan(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
break;
}
case Net.Vpc.Upa.SearchOperator.GTE:
{
e = new Net.Vpc.Upa.Expressions.GreaterEqualThan(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
break;
}
case Net.Vpc.Upa.SearchOperator.LT:
{
e = new Net.Vpc.Upa.Expressions.LessThan(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
break;
}
case Net.Vpc.Upa.SearchOperator.LTE:
{
e = new Net.Vpc.Upa.Expressions.LessEqualThan(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value));
break;
}
case Net.Vpc.Upa.SearchOperator.CONTAINS:
{
e = new Net.Vpc.Upa.Expressions.Like(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral("%" + @value + "%"));
break;
}
case Net.Vpc.Upa.SearchOperator.STARTS_WITH:
{
e = new Net.Vpc.Upa.Expressions.Like(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral(@value + "%"));
break;
}
case Net.Vpc.Upa.SearchOperator.ENDS_WITH:
{
e = new Net.Vpc.Upa.Expressions.Like(new Net.Vpc.Upa.Expressions.Var(p, key), Net.Vpc.Upa.Expressions.ExpressionFactory.ToLiteral("%" + @value));
break;
}
}
if (e != null)
{
a = a == null ? ((Net.Vpc.Upa.Expressions.Expression)(e)) : new Net.Vpc.Upa.Expressions.And(a, e);
}
}
}
return(a);
}
protected internal virtual System.Collections.Generic.IList <Net.Vpc.Upa.Persistence.ResultField> CreateResultFields(Net.Vpc.Upa.Expressions.Expression expression, string alias, Net.Vpc.Upa.Filters.FieldFilter fieldFilter, System.Collections.Generic.IList <Net.Vpc.Upa.Expressions.QueryStatement> context)
{
expression = expressionManager.ParseExpression(expression);
System.Collections.Generic.IList <Net.Vpc.Upa.Persistence.ResultField> results = new System.Collections.Generic.List <Net.Vpc.Upa.Persistence.ResultField>();
if (expression is Net.Vpc.Upa.Expressions.Var)
{
Net.Vpc.Upa.Expressions.Var v = (Net.Vpc.Upa.Expressions.Var)expression;
Net.Vpc.Upa.Expressions.Expression parent = v.GetApplier();
if (parent != null)
{
System.Collections.Generic.IList <Net.Vpc.Upa.Persistence.ResultField> parentResults = CreateResultFields(parent, null, fieldFilter, context);
int size = (parentResults).Count;
foreach (Net.Vpc.Upa.Persistence.ResultField p in parentResults)
{
if (size > 1)
{
v = (Net.Vpc.Upa.Expressions.Var)v.Copy();
}
if (p.GetExpression() != parent)
{
//change parent
v.SetApplier((Net.Vpc.Upa.Expressions.Var)p.GetExpression());
}
if (p.GetEntity() != null)
{
if (v.GetName().Equals("*"))
{
foreach (Net.Vpc.Upa.Field field in p.GetEntity().GetFields(fieldFilter))
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
}
}
else
{
Net.Vpc.Upa.Field field = p.GetEntity().GetField(v.GetName());
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
}
}
else if (p.GetField() != null)
{
if (p.GetField().GetDataType() is Net.Vpc.Upa.Types.ManyToOneType)
{
Net.Vpc.Upa.Entity entity = ((Net.Vpc.Upa.Types.ManyToOneType)p.GetField().GetDataType()).GetTargetEntity();
if (v.GetName().Equals("*"))
{
foreach (Net.Vpc.Upa.Field field in entity.GetFields(fieldFilter))
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
}
}
else
{
Net.Vpc.Upa.Field field = entity.GetField(v.GetName());
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
}
}
else
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, Net.Vpc.Upa.Types.TypesFactory.OBJECT, null, null));
}
}
else
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, Net.Vpc.Upa.Types.TypesFactory.OBJECT, null, null));
}
}
}
else
{
string name = v.GetName();
System.Collections.Generic.IDictionary <string, Net.Vpc.Upa.Expressions.NameOrQuery> declarations = FindDeclarations(context);
Net.Vpc.Upa.Expressions.NameOrQuery r = Net.Vpc.Upa.Impl.FwkConvertUtils.GetMapValue <string, Net.Vpc.Upa.Expressions.NameOrQuery>(declarations, name);
if (r != null)
{
if (r is Net.Vpc.Upa.Expressions.EntityName)
{
Net.Vpc.Upa.Entity entity = pu.GetEntity(((Net.Vpc.Upa.Expressions.EntityName)r).GetName());
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, entity.GetDataType(), null, entity));
}
else
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, Net.Vpc.Upa.Types.TypesFactory.OBJECT, null, null));
}
}
else
{
if ("*".Equals(name))
{
foreach (System.Collections.Generic.KeyValuePair <string, Net.Vpc.Upa.Expressions.NameOrQuery> entry in new System.Collections.Generic.HashSet <System.Collections.Generic.KeyValuePair <string, Net.Vpc.Upa.Expressions.NameOrQuery> >(declarations))
{
r = (entry).Value;
if (r is Net.Vpc.Upa.Expressions.EntityName)
{
Net.Vpc.Upa.Entity entity = pu.GetEntity(((Net.Vpc.Upa.Expressions.EntityName)r).GetName());
Net.Vpc.Upa.Field field = entity.FindField(name);
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
break;
}
}
}
else
{
Net.Vpc.Upa.Field field = null;
foreach (System.Collections.Generic.KeyValuePair <string, Net.Vpc.Upa.Expressions.NameOrQuery> entry in new System.Collections.Generic.HashSet <System.Collections.Generic.KeyValuePair <string, Net.Vpc.Upa.Expressions.NameOrQuery> >(declarations))
{
r = (entry).Value;
if (r is Net.Vpc.Upa.Expressions.EntityName)
{
Net.Vpc.Upa.Entity entity = pu.GetEntity(((Net.Vpc.Upa.Expressions.EntityName)r).GetName());
field = entity.FindField(name);
break;
}
}
if (field != null)
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, field.GetDataType(), field, null));
}
else
{
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(v, alias, Net.Vpc.Upa.Types.TypesFactory.OBJECT, null, null));
}
}
}
}
return(results);
}
results.Add(new Net.Vpc.Upa.Impl.Persistence.DefaultResultField(expression, alias, Net.Vpc.Upa.Types.TypesFactory.OBJECT, null, null));
return(results);
}
public override Net.Vpc.Upa.Expressions.Expression Copy()
{
Net.Vpc.Upa.Expressions.IdEnumerationExpression o = new Net.Vpc.Upa.Expressions.IdEnumerationExpression(new System.Collections.Generic.List <object>(ids), alias == null ? null : (Net.Vpc.Upa.Expressions.Var)alias.Copy());
return(o);
}
