/// <summary>
/// This method recovers an instance with the OID
/// </summary>
/// <param name="onContext">Recovers the context of the execution of the service</param>
/// <param name="linkedTo">List to reach the class to retrieve the related instance</param>
/// <param name="comparer">Order Criteria that must be followed</param>
/// <param name="${startRowOid}">OID frontier</param>
/// <param name="blockSize">Number of instances to be returned</param>
/// <returns>The instance</returns>
public override ONCollection FilterInLegacy(ONContext onContext, ONLinkedToList linkedTo, ONOrderCriteria comparer, ONOid startRowOID, int blockSize)
{
if (InData)
{
return(null);
}
// Add parameters
object[] lParameters = new object[2];
lParameters[0] = onContext;
lParameters[1] = mOid;
ONCollection lCollection = ONContext.GetComponent_Collection(mOid.ClassName, onContext);
ONInstance lInstance = ONContext.InvoqueMethod(ONContext.GetType_LV(mOid.ClassName), "QueryByOid", lParameters) as ONInstance;
if (lInstance != null)
{
lCollection.Add(lInstance);
}
return(lCollection);
}
public override ONCollection ExecuteQuery(ONLinkedToList linkedTo, ONFilterList filters, ONDisplaySet displaySet, ONOrderCriteria comparer, ONOid startRowOid, int blockSize)
{
ONCollection lInstances = null;
Type lTypeInstance = ONContext.GetType_Instance(ClassName);
ONLinkedToList lLinkedToLegacy = new ONLinkedToList();
ONLinkedToList lLinkedToLocal = new ONLinkedToList();
if (linkedTo == null)
{
linkedTo = new ONLinkedToList();
}
if (filters == null)
{
filters = new ONFilterList();
}
#region Treatment of LinkedTo
foreach (KeyValuePair <ONPath, ONOid> lDictionaryEntry in linkedTo)
{
ONPath lPath = lDictionaryEntry.Key as ONPath;
ONOid lOid = lDictionaryEntry.Value as ONOid;
if (ONInstance.IsLegacy(lTypeInstance, lPath))
{
lLinkedToLegacy.mLinkedToList.Add(lPath, lOid);
}
else
{
lLinkedToLocal.mLinkedToList.Add(lPath, lOid);
}
}
#endregion Treatment of LinkedTo
ONFilterList lFiltersToLegacy = new ONFilterList();
ONFilterList lFiltersToLocal = new ONFilterList();
#region Treatment of Filters
ONFilterList lFiltersToMixed = new ONFilterList();
foreach (ONFilter lFilter in filters.Values)
{
if (lFilter.InLegacy)
{
lFiltersToLegacy.Add(lFilter.FilterName, lFilter);
}
else
{
lFiltersToLocal.Add(lFilter.FilterName, lFilter);
}
}
#endregion Treatment of Filters
if ((lFiltersToLegacy.Count <= 1) && (lFiltersToLocal.Count == 0) && (lLinkedToLocal.mLinkedToList.Count == 0))
{
#region No leged filters
if (lFiltersToLegacy.Count == 0)
{
QueryByRelatedFilter lFilter = new QueryByRelatedFilter(ClassName, null, null);
lInstances = lFilter.FilterInLegacy(OnContext, lLinkedToLegacy, comparer, startRowOid, (blockSize == 0 ? 0 : blockSize + 1));
}
#endregion No leged filters
#region Solve leged filters
foreach (ONFilter lFilter in lFiltersToLegacy.Values)
{
ONCollection lInstancesAux = lFilter.FilterInLegacy(OnContext, lLinkedToLegacy, comparer, startRowOid, (blockSize == 0 ? 0 : blockSize + 1));
if (lInstances == null)
{
lInstances = lInstancesAux;
}
else
{
lInstances.Intersection(lInstancesAux);
}
}
#endregion Solve leged filters
if ((lInstances.totalNumInstances == -1) && (lInstances.Count <= blockSize) && ((startRowOid == null).TypedValue))
{
lInstances.totalNumInstances = lInstances.Count;
}
}
else
{
#region Solve leged filters
foreach (ONFilter lFilter in lFiltersToLegacy.Values)
{
ONCollection lInstancesAux = lFilter.FilterInLegacy(OnContext, lLinkedToLegacy, comparer, null, 0);
if (lInstances == null)
{
lInstances = lInstancesAux;
}
else
{
lInstances.Intersection(lInstancesAux);
}
}
#endregion Solve leged filters
#region Solve local filters in data
if ((lFiltersToLocal.InData) || (lLinkedToLocal.mLinkedToList.Count > 0))
{
ONCollection lInstancesAux = base.ExecuteQuery(lLinkedToLocal, lFiltersToLocal, displaySet, null, null, 0);
if (lInstances == null)
{
lInstances = lInstancesAux;
}
else
{
lInstances.Intersection(lInstancesAux);
}
}
#endregion Solve local filters in data
#region No leged filters
if (lFiltersToLegacy.Count == 0)
{
int maxNumberQueries = Convert.ToInt32(ONContext.GetType_LV(ClassName).GetField("maxNumberQueries").GetValue(null));
if ((lInstances == null || lInstances.Count > maxNumberQueries) || (lLinkedToLegacy.mLinkedToList.Count > 0) || (comparer != null))
{
ONCollection lInstancesAux = lInstances;
QueryByRelatedFilter lFilter = new QueryByRelatedFilter(ClassName, null, null);
lInstances = lFilter.FilterInLegacy(OnContext, lLinkedToLegacy, comparer, null, 0);
if (lInstancesAux != null)
{
lInstances.Intersection(lInstancesAux);
}
}
else
{
ONCollection lInstancesAux = ONContext.GetComponent_Collection(ClassName, OnContext);
foreach (object lobject in lInstances)
{
ONInstance lInstance = lobject as ONInstance;
QueryByOidFilter lFilter = new QueryByOidFilter(lInstance.Oid);
lInstancesAux.AddRange(lFilter.FilterInLegacy(OnContext, null, null, null, 0));
}
lInstances = lInstancesAux.Clone() as ONCollection;
}
}
#endregion No leged filters
#region Solve local filters in memory
if ((lInstances != null) && (lFiltersToLocal.InMemory))
{
ONCollection lInstancesAux = lInstances;
lInstances = ONContext.GetComponent_Collection(ClassName, OnContext);
foreach (ONInstance lInstance in lInstancesAux)
{
if (lFiltersToLocal.FilterInMemory(lInstance))
{
lInstances.Add(lInstance);
}
}
}
#endregion Solve local filters in memory
lInstances.totalNumInstances = lInstances.Count;
}
return(lInstances);
}