/// <summary>
/// Returns the instance with the Oid
/// </summary>
/// <param name="oid">OID to search the instance</param>
/// <param name="onFilterList">Filters to theck</param>
/// <returns>The instance searched</returns>
public override ONInstance Search(ONOid oid, ONFilterList onFilterList, ONDisplaySet displaySet)
{
ONSqlSelect lOnSql = new ONSqlSelect();
// Create select and first table
InhRetrieveInstances(lOnSql, displaySet, null, OnContext);
// Fix instance
InhFixInstance(lOnSql, null, null, oid);
// Add filter formula
onFilterList.FilterInData(lOnSql, this);
// Execute
ONCollection lCollection = ExecuteSql(lOnSql, onFilterList, displaySet, null, null, 0);
if (lCollection.Count > 0)
{
return(lCollection[0] as ONInstance);
}
else
{
return(null);
}
}
/// <summary>
/// Retrieve all the instances of a determinate class that fulfil a determinate formula of searching
/// </summary>
/// <param name="linkedTo">List to reach the class to retrieve the related instance</param>
/// <param name="filters">Formula to search concrete instances</param>
/// <param name="comparer">Order Criteria that must be followed by the query</param>
/// <param name="startRowOid">OID frontier</param>
/// <param name="blockSize">Number of instances to be returned</param>
/// <returns>Instances that check the filter list</returns>
protected virtual ONCollection SolveQuery(ONLinkedToList linkedTo, ONFilterList onFilterList, ONDisplaySet displaySet, ONOrderCriteria comparer, ONOid startRowOid, int blockSize)
{
ONSqlSelect lOnSql = new ONSqlSelect();
try
{
// Create select and first table
InhRetrieveInstances(lOnSql, displaySet, null, OnContext);
// Fix related instance
if (!AddLinkedTo(lOnSql, linkedTo))
{
return(ONContext.GetComponent_Collection(ClassName, OnContext));
}
// Add filter formula
if (onFilterList != null)
{
onFilterList.FilterInData(lOnSql, this);
}
// Retrieve query instance number
int lTotalNumInstances = -1;
if (OnContext.CalculateQueryInstancesNumber)
{
if ((onFilterList == null) || (!onFilterList.InMemory))
{
ArrayList lSqlParameters;
string lNumInstancesSqlSentence = ONSqlSelect.GenerateSQLAsCount(lOnSql, out lSqlParameters);
lTotalNumInstances = Convert.ToInt32(ExecuteScalar(lNumInstancesSqlSentence, lSqlParameters));
}
OnContext.CalculateQueryInstancesNumber = false;
}
// OrderCriteria
AddOrderCriteria(lOnSql, comparer, startRowOid, blockSize);
// Execute
ONCollection lONCollection = ExecuteSql(lOnSql, onFilterList, displaySet, comparer, startRowOid, blockSize);
// Set Query instance number
if (lTotalNumInstances > -1)
{
lONCollection.totalNumInstances = lTotalNumInstances;
}
return(lONCollection);
}
catch (Exception e)
{
string ltraceItem = "Method: SolveQuery, Component: ONDBData";
if (e is ONSystemException)
{
ONSystemException lException = e as ONSystemException;
lException.addTraceInformation(ltraceItem);
throw lException;
}
throw new ONSystemException(e, ltraceItem);
}
}
/// <summary>
/// Puts each instance of the collection in the modified class list to check integrity constraints and trigger conditions
/// The instances are added thought they are not marked as modified
/// </summary>
/// <param name="collection">Oid that represents the instance to be added</param>
public void AddUnmodifiedClass(ONCollection collection)
{
foreach (ONInstance lInstance in collection)
{
AddUnmodifiedClass(lInstance.Oid);
}
}
/// <summary>
/// Searchs a determinate instance
/// </summary>
/// <param name="oid">OID to search the instance</param>
/// <param name="onFilterList">Filter list</param>
public override ONInstance Search(ONOid oid, ONFilterList onFilterList, ONDisplaySet displaySet)
{
ONFilterList lOnFilterList = null;
if (onFilterList != null)
{
lOnFilterList = new ONFilterList(onFilterList);
}
else
{
lOnFilterList = new ONFilterList();
}
lOnFilterList.Add("QueryByOid", new QueryByOidFilter(oid));
ONCollection lCollection = ExecuteQuery(new ONLinkedToList(), lOnFilterList, displaySet, null, null, 0);
if (lCollection.Count > 0)
{
return(lCollection[0] as ONInstance);
}
else
{
return(null);
}
}
public ONCollection QueryByFilter_FUM(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, ONDisplaySet displaySet, out ONOid startRowOID, out int blockSize, double dtdVersion, string clientName)
{
ONLinkedToList lLinkedTo = null;
ONFilterList lFilters = new ONFilterList();
// Read Request
blockSize = int.Parse(xmlReader.GetAttribute("BlockSize"));
if (!xmlReader.IsEmptyElement)
{
xmlReader.ReadStartElement("Query.Filter");
if (xmlReader.IsStartElement("StartRow"))
{
xmlReader.ReadStartElement("StartRow");
startRowOID = XML2ON(xmlReader, dtdVersion);
xmlReader.ReadEndElement(); // StartRow
}
else
{
startRowOID = null;
}
// Fill relations
lLinkedTo = GetLinkedTo(xmlReader, dtdVersion);
// Fill filter variables
lFilters["FUM"] = GetFilter_FUM(xmlReader, dtdVersion);
// Read Request
xmlReader.ReadEndElement(); // Query.Filter
}
else
{
xmlReader.ReadStartElement("Query.Filter");
lLinkedTo = new ONLinkedToList();
startRowOID = null;
}
// Read Order Criteria
string lOrderCriteria = "";
if (xmlReader.IsStartElement("Sort"))
{
lOrderCriteria = xmlReader.GetAttribute("Criterium");
xmlReader.Skip(); // Sort
}
// Create Context
ONContext lOnContext = new ONContext();
lOnContext.OidAgent = agentOid;
// Execute
PasajeroQuery lQuery = new PasajeroQuery(lOnContext);
ONCollection lCollection = lQuery.QueryByFilter(lLinkedTo, lFilters, displaySet, lOrderCriteria, startRowOID, blockSize);
ticket = lOnContext.GetTicket(dtdVersion, clientName);
return(lCollection);
}
///<summary> This method adds the order criteria to the SQL statement </summary>
///<param name = "onSql"> This parameter represents the SQL component </param>
///<param name = "comparer"> This parameter has all the information refering to the order criteria to add to SQL statement</param>
/// <param name="startRowOid">This parameter has the OID necessary to start the search</param>
/// <param name="blockSize">This parameter represents the number of instances to be returned</param>
protected override void AddOrderCriteria(ONSqlSelect onSql, ONOrderCriteria comparer, ONOid startRowOid, int blockSize, ONPath initialPath)
{
//Initilizate StartRow
AeronaveInstance lInstance = null;
if (startRowOid != null)
{
lInstance = new AeronaveInstance(OnContext);
lInstance.Oid = startRowOid as AeronaveOid;
}
//Default OrderCriteria
if (comparer == null)
{
string lAlias = onSql.GetAlias("Aeronave", initialPath);
if (lInstance != null)
{
onSql.AddOrderBy(lAlias, CtesBD.FLD_AERONAVE_ID_AERONAVE, OrderByTypeEnumerator.Asc, lInstance.Oid.Id_AeronaveAttr);
}
else
{
onSql.AddOrderBy(lAlias, CtesBD.FLD_AERONAVE_ID_AERONAVE, OrderByTypeEnumerator.Asc, null);
}
return;
}
//Add OrderCriteria
bool lUseStartRow = (!comparer.InMemory);
foreach (ONOrderCriteriaItem lOrderCriteriaItem in comparer.OrderCriteriaSqlItem)
{
ONPath lPath = new ONPath(lOrderCriteriaItem.OnPath);
if ((lInstance != null) && (lUseStartRow))
{
ONSimpleType lAttrStartRow = null;
if (lPath.Path == "")
{
lAttrStartRow = lInstance[lOrderCriteriaItem.Attribute] as ONSimpleType;
}
else
{
ONCollection lCollection = (lInstance[lPath.Path] as ONCollection);
if ((lCollection != null) && (lCollection.Count > 0))
{
lAttrStartRow = lCollection[0][lOrderCriteriaItem.Attribute] as ONSimpleType;
}
}
onSql.AddOrderBy(AeronaveData.AddPath(onSql, JoinType.LeftJoin, lOrderCriteriaItem.Facet, lPath, null, lOrderCriteriaItem.DomainArgument, false), lOrderCriteriaItem.Attribute, lOrderCriteriaItem.Type, lAttrStartRow);
lUseStartRow = (lAttrStartRow != null);
}
else
{
onSql.AddOrderBy(AeronaveData.AddPath(onSql, JoinType.LeftJoin, lOrderCriteriaItem.Facet, lPath, null, lOrderCriteriaItem.DomainArgument, false), lOrderCriteriaItem.Attribute, lOrderCriteriaItem.Type, null);
}
}
return;
}
/// <summary>Solves the filters defined in this class</summary>
/// <param name="linkedTo">This parameter has the related instance to retrieve the requested instances</param>
/// <param name="filters">This parameter has all the filters defined with this class</param>
/// <param name="orderCriteria">This parameter has the name of the order criteria to add to SQL statement</param>
/// <param name="startRowOID">This parameter has the OID necessary to start the search</param>
/// <param name="blockSize">This parameter represents the number of instances to be returned</param>
public override ONCollection QueryByFilter(ONLinkedToList linkedTo, ONFilterList filters, ONDisplaySet displaySet, string orderCriteria, ONOid startRowOID, int blockSize)
{
// OrderCriteria
ONOrderCriteria lComparer = GetOrderCriteria(orderCriteria);
// Horizontal visibility
if (filters == null)
{
filters = new ONFilterList();
}
filters.Add("HorizontalVisibility", new NaveNodrizaHorizontalVisibility());
// Linked To List
if (linkedTo == null)
{
linkedTo = new ONLinkedToList();
}
// Call Data
try
{
NaveNodrizaData lData = new NaveNodrizaData(OnContext);
ONCollection lCollection = lData.ExecuteQuery(linkedTo, filters, displaySet, lComparer, startRowOID, blockSize);
// OrderCriteria
if (lComparer != null)
{
lCollection.Sort(lComparer);
}
return(lCollection);
}
catch (Exception e)
{
if (e is ONException)
{
throw e;
}
else
{
string ltraceItem = "Error in query, Method: ExecuteQuery, Component: NaveNodrizaQuery";
if (e is ONSystemException)
{
ONSystemException lException = e as ONSystemException;
lException.addTraceInformation(ltraceItem);
throw lException;
}
throw new ONSystemException(e, ltraceItem);
}
}
}
/// <summary>
/// Finds the instance that represents this object in persistance tier. For this reaseon it is used the data component
/// </summary>
public ONInstance Find(ONFilterList onFilterList)
{
ONData lData = ONContext.GetComponent_Data(ClassName, OnContext);
ONCollection lCollection = lData.ExecuteQuery(new ONLinkedToList(), onFilterList, null, null, null, 0);
ONInstance lInstance = null;
if (lCollection.Count > 0)
{
lInstance = lCollection[0];
Copy(lInstance);
}
return(lInstance);
}
/// <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 ONSimpleType DisplaysetItemValue(ONPath displaysetItem)
{
if ((displaysetItem == null) || (displaysetItem.Count == 0))
{
return(null);
}
ONPath lDisplaysetItem = new ONPath(displaysetItem);
string lRol = lDisplaysetItem.RemoveHead();
PropertyInfo lProperty = null;
MethodInfo lMethod = null;
string methodName = lRol + "RoleHV";
// Last unique role (like attributes)
if (lDisplaysetItem.Count == 0)
{
lProperty = ONContext.GetPropertyInfoWithAttribute(GetType(), typeof(ONAttributeAttribute), "<Attribute>" + lRol + "</Attribute>");
if (lProperty != null)
{
return((lProperty.GetValue(this, null)) as ONSimpleType);
}
}
// Roles
lMethod = GetType().GetMethod(methodName, BindingFlags.Public | BindingFlags.Instance | BindingFlags.IgnoreCase);
if (lMethod != null)
{
ONCollection lCollection = lMethod.Invoke(this, null) as ONCollection;
if (lCollection.Count <= 0)
{
return(ONSimpleType.Null(ONInstance.GetTypeOfAttribute(GetType(), displaysetItem)));
}
ONInstance lInstance = lCollection[0];
return(lInstance.DisplaysetItemValue(lDisplaysetItem));
}
return(null);
}
public ONInstance LocalSearch(ONInstance instance)
{
ONSqlSelect onSql = new ONSqlSelect();
// Create select and first table
InhRetrieveInstances(onSql, null, null, OnContext);
// Fix instance
InhFixInstance(onSql, null, null, instance.Oid);
// Execute
ONCollection lCollection = ExecuteQuery(onSql, instance);
if (lCollection.Count > 0)
{
return(lCollection[0]);
}
else
{
return(null);
}
}
/// <summary>
/// Process the request dedicated to loof for an instance with an OID given
/// </summary>
/// <param name="agentOid">OID with the agent connected to the system</param>
/// <param name="xmlReader">XML with the request message</param>
/// <param name="dtdVersion">Version of DTD that follows the XML message</param>
public override ONCollection QueryByOid(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, ONDisplaySet displaySet, double dtdVersion, string clientName)
{
// Get OID class
string lClass = xmlReader.GetAttribute("Class");
// Set OID parameter
ONOid lOID = XML2ON(xmlReader, dtdVersion);
// Read Request
xmlReader.ReadEndElement(); // Query.Instance
// Read Order Criteria
if (xmlReader.IsStartElement("Sort")) // Sort
{
xmlReader.Skip();
}
//Read Filter Navigation
if (xmlReader.IsStartElement("NavFilt"))
{
xmlReader.Skip();
}
// Create Context
ONContext lOnContext = new ONContext();
lOnContext.OidAgent = agentOid;
// Execute
PasajeroQuery lQuery = new PasajeroQuery(lOnContext);
ONCollection lCollection = lQuery.QueryByOid(lOID, displaySet);
ticket = lOnContext.GetTicket(dtdVersion, clientName);
return(lCollection);
}
/// <summary>
/// Method to convert the data providen by the system to a message with XML format.Is empty, it implementation is done in child classes
/// </summary>
/// <param name="agentOID">OID of the agent connected to the system</param>
/// <param name="xmlWriter">Variable with the message XML to be treated</param>
/// <param name="val">Variable with the message XML to be treated</param>
/// <param name="startRowOID">OID to start the searching</param>
/// <param name="blockSize">Number of instance to be retrieved for the query</param>
/// <param name="dtdVersion">Version of the DTD that follows the XML message</param>
public virtual void ONQuery2XML(ONOid agentOID, XmlWriter xmlWriter, ONCollection val, ONOid startRowOID, int blockSize, ONDisplaySet displaySet, double dtdVersion)
{
}
/// <summary>
/// Converts the instances returned by a query in XML format in order to put it in XML message response
/// </summary>
/// <param name="agentOid">OID with the agent connected to the system</param>
/// <param name="xmlWriter">This parameter has the response message XML</param>
/// <param name="val">Instances that fullfils with the query request</param>
/// <param name="startRowOID">OID necessary to start the search</param>
/// <param name="blockSize">Represents the number of instances to be returned</param>
/// <param name="displaySet">Attributes to be returned in the response</param>
/// <param name="dtdVersion">Version of DTD that follows the XML message</param>
public override void ONQuery2XML(ONOid agentOid, XmlWriter xmlWriter, ONCollection val, ONOid startRowOID, int blockSize, ONDisplaySet displaySet, double dtdVersion)
{
xmlWriter.WriteStartElement("Head");
xmlWriter.WriteStartElement("Head.OID");
xmlWriter.WriteAttributeString("Class", "Pasajero");
xmlWriter.WriteStartElement("Head.OID.Field");
xmlWriter.WriteAttributeString("Name", "id_Pasajero");
xmlWriter.WriteAttributeString("Type", "autonumeric");
xmlWriter.WriteEndElement(); // Head.OID.Field
xmlWriter.WriteEndElement(); // Head.OID
xmlWriter.WriteStartElement("Head.Cols");
foreach (ONDisplaySetItem lDisplaySetItem in displaySet)
{
xmlWriter.WriteStartElement("Head.Col");
xmlWriter.WriteAttributeString("Name", lDisplaySetItem.Path);
string lType = ONInstance.GetTypeOfAttribute(typeof(PasajeroInstance), new ONPath(lDisplaySetItem.Path));
if(lType == "")
lType = "string";
xmlWriter.WriteAttributeString("Type", lType);
xmlWriter.WriteEndElement(); // Head.Col
}
xmlWriter.WriteEndElement(); // Head.Cols
xmlWriter.WriteEndElement(); // Head
// Search StartRow
int i = 0;
if (startRowOID != null)
i = val.IndexOf(startRowOID) + 1;
// Instance count
int lInstances = 0;
int lNumInstances = 0;
string lLastBlock = "True";
if (i >= 0)
{
lNumInstances = val.Count - i;
if ((blockSize > 0) && (lNumInstances > blockSize))
{
lNumInstances = blockSize;
lLastBlock = "False";
}
}
xmlWriter.WriteStartElement("Data");
xmlWriter.WriteAttributeString("Rows", lNumInstances.ToString());
xmlWriter.WriteAttributeString("LastBlock", lLastBlock);
xmlWriter.WriteAttributeString("TotalRows", val.totalNumInstances.ToString());
while ((lInstances++ < lNumInstances) && (i < val.Count))
{
PasajeroInstance lInstance = val[i++] as PasajeroInstance;
xmlWriter.WriteStartElement("R");
ONXmlAutonumeric.ON2XML(xmlWriter, lInstance.Oid.Id_PasajeroAttr, dtdVersion, ONXml.XMLTAG_O);
foreach (ONDisplaySetItem lDisplaySetItem in displaySet)
{
if (lDisplaySetItem.Visibility == VisibilityState.NotChecked)
{
if (ONInstance.IsVisible(lInstance.GetType(), lDisplaySetItem.Path, lInstance.OnContext))
lDisplaySetItem.Visibility = VisibilityState.Visible;
else
lDisplaySetItem.Visibility = VisibilityState.NotVisible;
}
if (lDisplaySetItem.Visibility == VisibilityState.NotVisible) // No Visibility
xmlWriter.WriteElementString("V", null);
else
{
ONSimpleType lAttribute;
if(lDisplaySetItem.HasHV)
lAttribute = lInstance.DisplaysetItemValue(lDisplaySetItem.Path);
else
lAttribute = lInstance[lDisplaySetItem.Path] as ONSimpleType;
if (lAttribute is ONInt)
ONXmlInt.ON2XML(xmlWriter, lAttribute as ONInt, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONString)
ONXmlString.ON2XML(xmlWriter, lAttribute as ONString, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONBlob)
ONXmlBlob.ON2XML(xmlWriter, lAttribute as ONBlob, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONBool)
ONXmlBool.ON2XML(xmlWriter, lAttribute as ONBool, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONReal)
ONXmlReal.ON2XML(xmlWriter, lAttribute as ONReal, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONInt)
ONXmlAutonumeric.ON2XML(xmlWriter, lAttribute as ONInt, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONDate)
ONXmlDate.ON2XML(xmlWriter, lAttribute as ONDate, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONDateTime)
ONXmlDateTime.ON2XML(xmlWriter, lAttribute as ONDateTime, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONTime)
ONXmlTime.ON2XML(xmlWriter, lAttribute as ONTime, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONNat)
ONXmlNat.ON2XML(xmlWriter, lAttribute as ONNat, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONText)
ONXmlText.ON2XML(xmlWriter, lAttribute as ONText, dtdVersion, ONXml.XMLTAG_V);
else if (lAttribute is ONString)
ONXmlPassword.ON2XML(xmlWriter, lAttribute as ONString, dtdVersion, ONXml.XMLTAG_V);
}
}
xmlWriter.WriteEndElement(); // R
}
xmlWriter.WriteEndElement(); // Data
}
/// <summary>
/// Method to convert the data providen by the system to a message with XML format.Is empty, it implementation is done in child classes
/// </summary>
/// <param name="agentOID">OID of the agent connected to the system</param>
/// <param name="xmlWriter">Variable with the message XML to be treated</param>
/// <param name="val">Variable with the message XML to be treated</param>
/// <param name="startRowOID">OID to start the searching</param>
/// <param name="blockSize">Number of instance to be retrieved for the query</param>
/// <param name="dtdVersion">Version of the DTD that follows the XML message</param>
public virtual void ONQuery2XML(ONOid agentOID, XmlWriter xmlWriter, ONCollection val, ONOid startRowOID, int blockSize, ONDisplaySet displaySet, double dtdVersion)
{
}
/// <summary>
/// Treatment of the XML message that has a query request
/// </summary>
/// <param name="agentOID">OID of the agent connected to the system</param>
/// <param name="xmlReader">Variable with the message XML to be treated</param>
/// <param name="xmlWriter">Variable with the message XML to response</param>
/// <param name="dtdVersion">Version of the DTD that follows the XML message</param>
public void XMLRequestQuery(ref string ticket, ONOid agentOID, XmlTextReader xmlReader, out XmlTextWriter xmlWriter, double dtdVersion, string clientName)
{
try
{
// Read Request
ONDisplaySet lDisplaySet;
using (ONContext lOnContext = new ONContext())
{
lOnContext.OidAgent = agentOID;
lDisplaySet = new ONDisplaySet(ClassName, xmlReader.GetAttribute("DisplaySet"), lOnContext.LeafActiveAgentFacets);
}
ONDisplaySet lDSRequested = new ONDisplaySet(lDisplaySet);
xmlReader.ReadStartElement("Query.Request");
// Create XMLWriterRequest
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
// Write Response
xmlWriter.WriteStartElement("Query.Response");
// Get start row & block size
ONCollection lCollection = null;
ONOid lStartRowOID = null;
int lBlockSize = 1;
// Execute
if (xmlReader.IsStartElement("Query.Instance")) // QueryByOID
{
// Read Request
xmlReader.ReadStartElement("Query.Instance");
if (xmlReader.IsStartElement(ONXml.XMLTAG_ALTERNATEKEY))
{
lCollection = QueryByAlternateKey(ref ticket, ref agentOID, xmlReader, lDisplaySet, dtdVersion, clientName);
}
else
{
lCollection = QueryByOid(ref ticket, ref agentOID, xmlReader, lDisplaySet, dtdVersion, clientName);
}
}
else if (xmlReader.IsStartElement("Query.Related")) // QueryByRelated
{
lCollection = QueryByRelated(ref ticket, ref agentOID, xmlReader, lDisplaySet, out lStartRowOID, out lBlockSize, dtdVersion, clientName);
}
else if (xmlReader.IsStartElement("Query.Filter")) // QueryByFilter
{
// Read Request
string lFilterName = xmlReader.GetAttribute("Name");
object[] ParametersList = new object[8];
ParametersList[0] = ticket;
ParametersList[1] = agentOID;
ParametersList[2] = xmlReader;
ParametersList[3] = lDisplaySet;
ParametersList[4] = lStartRowOID;
ParametersList[5] = lBlockSize;
ParametersList[6] = dtdVersion;
ParametersList[7] = clientName;
// Execute
lCollection = ONContext.InvoqueMethod(this, typeof(ONFilterXMLAttribute), "<Filter>" + lFilterName + "</Filter>", ParametersList) as ONCollection;
ticket = ParametersList[0] as string;
agentOID = ParametersList[1] as ONOid;
lStartRowOID = ParametersList[4] as ONOid;
lBlockSize = (int)ParametersList[5];
}
// Generate response
ONQuery2XML(agentOID, xmlWriter, lCollection, lStartRowOID, lBlockSize, lDSRequested, dtdVersion);
lCollection.Dispose();
// Read Request
xmlReader.ReadEndElement(); // Query.Request
// Write Response
xmlWriter.WriteEndElement(); // Query.Response
}
catch (ONException e)
{
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
// Write Response
xmlWriter.WriteStartElement("Query.Response");
CreateXMLError(xmlWriter, e, dtdVersion);
xmlWriter.WriteEndElement(); // Query.Response
return;
}
catch (Exception e)
{
string message = e.Message;
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
// Write Response
xmlWriter.WriteStartElement("Query.Response");
xmlWriter.WriteStartElement("Error");
xmlWriter.WriteAttributeString("Type", "External");
xmlWriter.WriteAttributeString("Number", "999");
if (dtdVersion <= 2)
{
xmlWriter.WriteString(e.Message);
}
else
{
if ((e is ONSystemException) || (e.InnerException is ONSystemException))
{
ONSystemException lException = null;
if (e is ONSystemException)
{
lException = e as ONSystemException;
}
else
{
lException = e.InnerException as ONSystemException;
}
ArrayList trace = lException.mTraceInformation;
xmlWriter.WriteElementString("Error.Message", message);
xmlWriter.WriteElementString("Error.Params", "");
xmlWriter.WriteStartElement("Error.Trace");
int length = trace.Count;
int i = 0;
while (length > 0)
{
string mensaje = (string)trace[length - 1];
xmlWriter.WriteStartElement("Error.TraceItem");
xmlWriter.WriteAttributeString("Type", "External");
xmlWriter.WriteAttributeString("Number", i.ToString());
xmlWriter.WriteStartElement("Error.Message");
xmlWriter.WriteString(mensaje);
xmlWriter.WriteEndElement(); // Error.Message
xmlWriter.WriteElementString("Error.Params", "");
xmlWriter.WriteEndElement(); // Error.TraceItem
i += 1;
length -= 1;
}
xmlWriter.WriteEndElement(); // Error.Trace
}
else
{
xmlWriter.WriteElementString("Error.Message", message);
xmlWriter.WriteElementString("Error.Params", "");
xmlWriter.WriteElementString("Error.Trace", "");
}
}
xmlWriter.WriteEndElement(); // Error
xmlWriter.WriteEndElement(); // Query.Response
return;
}
}
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);
}
public override ONCollection QueryByRelated(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, ONDisplaySet displaySet, out ONOid startRowOID, out int blockSize, double dtdVersion, string clientName)
{
ONLinkedToList lLinkedTo = null;
ONFilterList lFilters = new ONFilterList();
// Read Request
blockSize = int.Parse(xmlReader.GetAttribute("BlockSize"));
if (!xmlReader.IsEmptyElement)
{
xmlReader.ReadStartElement("Query.Related");
if (xmlReader.IsStartElement("StartRow"))
{
xmlReader.ReadStartElement("StartRow");
startRowOID = XML2ON(xmlReader, dtdVersion);
xmlReader.ReadEndElement(); // StartRow
}
else
{
startRowOID = null;
}
// Fill relations
lLinkedTo = GetLinkedTo(xmlReader, dtdVersion);
// Read Request
xmlReader.ReadEndElement(); // Query.Related
}
else
{
xmlReader.ReadStartElement("Query.Related");
lLinkedTo = new ONLinkedToList();
startRowOID = null;
}
// Read Order Criteria
string lOrderCriteria = "";
if (xmlReader.IsStartElement("Sort"))
{
lOrderCriteria = xmlReader.GetAttribute("Criterium");
xmlReader.Skip(); // Sort
}
//Read Navigational Filter
string lNavFilterId = "";
ONOid lSelectedObject = null;
if (xmlReader.IsStartElement("NavFilt"))
{
xmlReader.ReadStartElement("NavFilt");
if (xmlReader.IsStartElement("NavFilt.SelectedObject"))
{
lNavFilterId = xmlReader.GetAttribute("NavFilterID");
xmlReader.ReadStartElement("NavFilt.SelectedObject");
string lClassName = xmlReader.GetAttribute("Class");
if (lClassName == "")
{
lClassName = "GlobalTransaction";
}
object[] lArgs = new object[2];
lArgs[0] = xmlReader;
lArgs[1] = dtdVersion;
lSelectedObject = ONContext.InvoqueMethod(ONContext.GetType_XML(lClassName), "XML2ON", lArgs) as ONOid;
lArgs = new Object[1];
lArgs[0] = lSelectedObject;
lFilters.Add(lNavFilterId, ONContext.GetComponent_NavigationalFilter(lNavFilterId, lArgs) as ONFilter);
}
else if (xmlReader.IsStartElement("NavFilt.Argument"))
{
string lClassName = xmlReader.GetAttribute("Class");
if (lClassName == "")
{
lClassName = "GlobalTransaction";
}
string lServiceName = xmlReader.GetAttribute("Service");
string lArgumentName = xmlReader.GetAttribute("Argument");
xmlReader.ReadStartElement("NavFilt.Argument");
string lFilterName = lClassName + "_" + lServiceName + "Service_" + lArgumentName + "_NavigationalFilter";
if (xmlReader.IsStartElement("Arguments"))
{
object[] lArgs = new object[3];
lArgs[0] = xmlReader;
lArgs[1] = dtdVersion;
lArgs[2] = lArgumentName;
lFilters.Add(lFilterName, ONContext.InvoqueMethod(ONContext.GetComponent_XML(lClassName), typeof(ONNavigationalFilterXMLAttribute), "<Filter>" + lServiceName + "</Filter>", lArgs) as ONFilter);
}
else
{
lFilters.Add(lFilterName, ONContext.GetComponent_Filter(lFilterName, null) as ONFilter);
}
xmlReader.ReadEndElement(); //NavFilt.Argument
}
else if (xmlReader.IsStartElement("NavFilt.ServiceIU"))
{
lNavFilterId = xmlReader.GetAttribute("NavFilterID");
xmlReader.ReadStartElement("NavFilt.ServiceIU");
if (xmlReader.IsStartElement("Arguments"))
{
object[] lArgs = new object[2];
lArgs[0] = xmlReader;
lArgs[1] = dtdVersion;
ONServiceInfo lSInfo = new ONServiceInfo("", "", "", "");
lSInfo.XML2ON(xmlReader, dtdVersion, false);
HybridDictionary lArguments = new HybridDictionary(true);
foreach (ONArgumentInfo lArgument in lSInfo.mArgumentList.Values)
{
lArguments.Add(lArgument.Name, lArgument.Value);
}
lFilters.Add(lNavFilterId, ONContext.GetComponent_NavigationalFilter(lNavFilterId, new object[1] {
lArguments
}) as ONFilter);
}
else
{
lFilters.Add(lNavFilterId, ONContext.GetComponent_NavigationalFilter(lNavFilterId, null) as ONFilter);
}
xmlReader.ReadEndElement(); //NavFilt.ServiceIU
}
else if (xmlReader.IsStartElement("NavFilt.Variable"))
{
string lClassName = xmlReader.GetAttribute("Class");
string lSourceFilterName = xmlReader.GetAttribute("Filter");
string lVariableName = xmlReader.GetAttribute("Variable");
xmlReader.ReadStartElement("NavFilt.Variable");
string lFilterName = lClassName + "_" + lSourceFilterName + "Filter_" + lVariableName + "_NavigationalFilter";
if (xmlReader.IsStartElement("Filter.Variables"))
{
object[] lArgs = new object[3];
lArgs[0] = xmlReader;
lArgs[1] = dtdVersion;
lArgs[2] = lVariableName;
lFilters.Add(lFilterName, ONContext.InvoqueMethod(ONContext.GetComponent_XML(lClassName), typeof(ONNavigationalFilterXMLAttribute), "<Filter>" + lSourceFilterName + "</Filter>", lArgs) as ONFilter);
}
else
{
lFilters.Add(lFilterName, ONContext.GetComponent_Filter(lFilterName, null) as ONFilter);
}
xmlReader.ReadEndElement(); //NavFilt.Variable
}
}
// Create Context
ONContext lOnContext = new ONContext();
lOnContext.OidAgent = agentOid;
foreach (ONFilter lFilter in lFilters.Values)
{
lFilter.CheckFilterVariables(lOnContext);
}
// Execute
lOnContext.CalculateQueryInstancesNumber = true;
PasajeroQuery lQuery = new PasajeroQuery(lOnContext);
ONCollection lCollection = lQuery.QueryByFilter(lLinkedTo, lFilters, displaySet, lOrderCriteria, startRowOID, blockSize);
ticket = lOnContext.GetTicket(dtdVersion, clientName);
return(lCollection);
}
/// <summary>
/// Retrieve all the instances of a determinate class that fulfil a determinate formula of searching
/// </summary>
/// <param name="linkedTo">List to reach the class to retrieve the related instance</param>
/// <param name="filters">Formula to search concrete instances</param>
/// <param name="comparer">Order Criteria that must be followed by the query</param>
/// <param name="startRowOID">OID frontier</param>
/// <param name="blockSize">Number of instances to be returned</param>
public override ONCollection ExecuteQuery(ONLinkedToList linkedTo, ONFilterList filters, ONDisplaySet displaySet, ONOrderCriteria comparer, ONOid startRowOid, int blockSize)
{
try
{
ONCollection lInstances = null;
Type lTypeInstance = ONContext.GetType_Instance(ClassName);
Type lTypeQuery = ONContext.GetType_Query(ClassName);
// Initialize the list of related queries
if (linkedTo == null)
{
linkedTo = new ONLinkedToList();
}
// Initialize the filter list
if (filters == null)
{
filters = new ONFilterList();
}
ONLinkedToList lLinkedToLegacy = new ONLinkedToList();
ONLinkedToList lLinkedToLocal = new ONLinkedToList();
ONLinkedToList lLinkedToMixed = new ONLinkedToList();
#region Treatment of LinkedTo
foreach (KeyValuePair <ONPath, ONOid> lDictionaryEntry in linkedTo)
{
ONPath lPath = lDictionaryEntry.Key as ONPath;
ONOid lOid = lDictionaryEntry.Value as ONOid;
ONPath lInversePath = new ONPath(ONInstance.InversePath(lTypeInstance, lPath));
Type lTypeTargetClassInstance = ONContext.GetType_Instance(ONInstance.GetTargetClass(OnContext, lTypeInstance, lPath));
if ((lInversePath.Count == 0) || (!ONInstance.IsVisible(lTypeTargetClassInstance, lInversePath, OnContext)))
{
return(ONContext.GetComponent_Collection(ClassName, OnContext));
}
bool lexistLV = false;
ONData lData = ONContext.GetComponent_Data(InhGetTargetClassName(lPath), OnContext);
if (lData.GetType().BaseType == typeof(ONLVData))
{
if (!lOid.Exist(OnContext, null))
{
return(ONContext.GetComponent_Collection(ClassName, OnContext));
}
}
foreach (string lRole in lInversePath.Roles)
{
lData = ONContext.GetComponent_Data(lData.InhGetTargetClassName(new ONPath(lRole)), OnContext);
if (lData.GetType().BaseType == typeof(ONLVData))
{
lexistLV = true;
}
}
if (!lexistLV)
{
lLinkedToLocal.mLinkedToList.Add(lPath, lOid);
}
else
{
lLinkedToMixed.mLinkedToList.Add(lPath, lOid);
}
}
#endregion
#region displaySet
if (!filters.PreloadRelatedAttributes)
{
displaySet = null;
}
#endregion displaySet
#region No link item
if ((linkedTo.mLinkedToList.Count == 0) || (lLinkedToMixed.mLinkedToList.Count > 0))
{
if ((GetType().BaseType != typeof(ONLVData)) || (filters.InData))
{
lInstances = SolveQuery(new ONLinkedToList(), filters, displaySet, comparer, startRowOid, blockSize);
}
}
#endregion
#region Local Link
if (lLinkedToLocal.mLinkedToList.Count > 0)
{
ONCollection lInstancesAux = SolveQuery(lLinkedToLocal, filters, displaySet, comparer, startRowOid, blockSize);
if (lInstances != null)
{
lInstances.Intersection(lInstancesAux);
}
else
{
lInstances = lInstancesAux;
}
}
#endregion
#region Hybrid Link
if (lLinkedToMixed.mLinkedToList.Count > 0)
{
ONCollection lInstancesAux = null;
foreach (KeyValuePair <ONPath, ONOid> lDictionaryEntry in lLinkedToMixed)
{
ONPath lPath = lDictionaryEntry.Key as ONPath;
ONOid lOid = lDictionaryEntry.Value as ONOid;
if (lPath.Roles.Count == 1)
{
ONLinkedToList lLinked = new ONLinkedToList();
lLinked[lPath] = lOid;
ONCollection lInstanceColl = SolveQuery(lLinked, filters, displaySet, comparer, startRowOid, blockSize);
if (lInstances != null)
{
lInstances.Intersection(lInstanceColl);
}
else
{
lInstances = lInstanceColl;
}
continue;
}
#region Optimized Path
ONLinkedToList linkedToOptimized = new ONLinkedToList();
ONPath lInversePath = new ONPath(ONInstance.InversePath(lTypeInstance, lPath));
ONPath lOptimizedRole = new ONPath(lInversePath.RemoveHead() as string);
Type lTypeInstanceDestiny = ONContext.GetType_Instance(InhGetTargetClassName(lPath));
bool lBeginIsLegacy = (ONInstance.IsLegacy(lTypeInstanceDestiny, lOptimizedRole));
bool lEnterLoop = true;
ONData lData = ONContext.GetComponent_Data(InhGetTargetClassName(lPath), OnContext);
if (lData.GetType().BaseType != typeof(ONLVData))
{
if (ONContext.GetType_Data(lData.InhGetTargetClassName(lOptimizedRole)).BaseType == typeof(ONLVData))
{
lEnterLoop = false;
}
}
lPath.RemoveTail();
if (lEnterLoop)
{
while (lInversePath.Roles.Count > 0)
{
lData = ONContext.GetComponent_Data(InhGetTargetClassName(lPath), OnContext);
if ((!lBeginIsLegacy) && (ONContext.GetType_Data(lData.InhGetTargetClassName(new ONPath(lInversePath.Roles[0]))).BaseType == typeof(ONLVData)))
{
break;
}
if ((lBeginIsLegacy) && (ONContext.GetType_Data(lData.InhGetTargetClassName(new ONPath(lInversePath.Roles[0]))).BaseType != typeof(ONLVData)))
{
break;
}
lOptimizedRole.Roles.Add(lInversePath.RemoveHead());
lPath.RemoveTail();
}
}
linkedToOptimized[ONInstance.InversePath(lTypeInstanceDestiny, lOptimizedRole)] = lOid;
if ((lPath.Count > 0) || (lBeginIsLegacy))
{
// It is not the last role or it is leged
lInstancesAux = ONContext.GetComponent_Data(InhGetTargetClassName(lPath), OnContext).ExecuteQuery(linkedToOptimized, null, null, comparer, startRowOid, blockSize);
}
else
{
// It is the last role and it is local
lInstancesAux = ONContext.GetComponent_Data(InhGetTargetClassName(lPath), OnContext).ExecuteQuery(linkedToOptimized, null, displaySet, comparer, startRowOid, blockSize);
}
#endregion
#region Rest of the path
lInstancesAux = lInstancesAux[lInversePath] as ONCollection;
#endregion
if (lInstances != null)
{
lInstances.Intersection(lInstancesAux);
}
else
{
lInstances = lInstancesAux;
}
}
}
#endregion
return(lInstances);
}
catch (Exception e)
{
string ltraceItem = "Method: SolveQuery, Component: ONDBData";
if (e is ONSystemException)
{
ONSystemException lException = e as ONSystemException;
lException.addTraceInformation(ltraceItem);
throw lException;
}
throw new ONSystemException(e, ltraceItem);
}
}
/// <summary>
/// Converts the instances returned by a query in XML format in order to put it in XML message response
/// </summary>
/// <param name="agentOid">OID with the agent connected to the system</param>
/// <param name="xmlWriter">This parameter has the response message XML</param>
/// <param name="val">Instances that fullfils with the query request</param>
/// <param name="startRowOID">OID necessary to start the search</param>
/// <param name="blockSize">Represents the number of instances to be returned</param>
/// <param name="displaySet">Attributes to be returned in the response</param>
/// <param name="dtdVersion">Version of DTD that follows the XML message</param>
public override void ONQuery2XML(ONOid agentOid, XmlWriter xmlWriter, ONCollection val, ONOid startRowOID, int blockSize, ONDisplaySet displaySet, double dtdVersion)
{
xmlWriter.WriteStartElement("Head");
xmlWriter.WriteStartElement("Head.OID");
xmlWriter.WriteAttributeString("Class", "Pasajero");
xmlWriter.WriteStartElement("Head.OID.Field");
xmlWriter.WriteAttributeString("Name", "id_Pasajero");
xmlWriter.WriteAttributeString("Type", "autonumeric");
xmlWriter.WriteEndElement(); // Head.OID.Field
xmlWriter.WriteEndElement(); // Head.OID
xmlWriter.WriteStartElement("Head.Cols");
foreach (ONDisplaySetItem lDisplaySetItem in displaySet)
{
xmlWriter.WriteStartElement("Head.Col");
xmlWriter.WriteAttributeString("Name", lDisplaySetItem.Path);
string lType = ONInstance.GetTypeOfAttribute(typeof(PasajeroInstance), new ONPath(lDisplaySetItem.Path));
if (lType == "")
{
lType = "string";
}
xmlWriter.WriteAttributeString("Type", lType);
xmlWriter.WriteEndElement(); // Head.Col
}
xmlWriter.WriteEndElement(); // Head.Cols
xmlWriter.WriteEndElement(); // Head
// Search StartRow
int i = 0;
if (startRowOID != null)
{
i = val.IndexOf(startRowOID) + 1;
}
// Instance count
int lInstances = 0;
int lNumInstances = 0;
string lLastBlock = "True";
if (i >= 0)
{
lNumInstances = val.Count - i;
if ((blockSize > 0) && (lNumInstances > blockSize))
{
lNumInstances = blockSize;
lLastBlock = "False";
}
}
xmlWriter.WriteStartElement("Data");
xmlWriter.WriteAttributeString("Rows", lNumInstances.ToString());
xmlWriter.WriteAttributeString("LastBlock", lLastBlock);
xmlWriter.WriteAttributeString("TotalRows", val.totalNumInstances.ToString());
while ((lInstances++ < lNumInstances) && (i < val.Count))
{
PasajeroInstance lInstance = val[i++] as PasajeroInstance;
xmlWriter.WriteStartElement("R");
ONXmlAutonumeric.ON2XML(xmlWriter, lInstance.Oid.Id_PasajeroAttr, dtdVersion, ONXml.XMLTAG_O);
foreach (ONDisplaySetItem lDisplaySetItem in displaySet)
{
if (lDisplaySetItem.Visibility == VisibilityState.NotChecked)
{
if (ONInstance.IsVisible(lInstance.GetType(), lDisplaySetItem.Path, lInstance.OnContext))
{
lDisplaySetItem.Visibility = VisibilityState.Visible;
}
else
{
lDisplaySetItem.Visibility = VisibilityState.NotVisible;
}
}
if (lDisplaySetItem.Visibility == VisibilityState.NotVisible) // No Visibility
{
xmlWriter.WriteElementString("V", null);
}
else
{
ONSimpleType lAttribute;
if (lDisplaySetItem.HasHV)
{
lAttribute = lInstance.DisplaysetItemValue(lDisplaySetItem.Path);
}
else
{
lAttribute = lInstance[lDisplaySetItem.Path] as ONSimpleType;
}
if (lAttribute is ONInt)
{
ONXmlInt.ON2XML(xmlWriter, lAttribute as ONInt, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONString)
{
ONXmlString.ON2XML(xmlWriter, lAttribute as ONString, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONBlob)
{
ONXmlBlob.ON2XML(xmlWriter, lAttribute as ONBlob, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONBool)
{
ONXmlBool.ON2XML(xmlWriter, lAttribute as ONBool, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONReal)
{
ONXmlReal.ON2XML(xmlWriter, lAttribute as ONReal, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONInt)
{
ONXmlAutonumeric.ON2XML(xmlWriter, lAttribute as ONInt, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONDate)
{
ONXmlDate.ON2XML(xmlWriter, lAttribute as ONDate, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONDateTime)
{
ONXmlDateTime.ON2XML(xmlWriter, lAttribute as ONDateTime, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONTime)
{
ONXmlTime.ON2XML(xmlWriter, lAttribute as ONTime, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONNat)
{
ONXmlNat.ON2XML(xmlWriter, lAttribute as ONNat, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONText)
{
ONXmlText.ON2XML(xmlWriter, lAttribute as ONText, dtdVersion, ONXml.XMLTAG_V);
}
else if (lAttribute is ONString)
{
ONXmlPassword.ON2XML(xmlWriter, lAttribute as ONString, dtdVersion, ONXml.XMLTAG_V);
}
}
}
xmlWriter.WriteEndElement(); // R
}
xmlWriter.WriteEndElement(); // Data
}
/// <summary>
/// Puts each instance of the collection in the modified class list to check integrity constraints and trigger conditions
/// The instances are added thought they are not marked as modified
/// </summary>
/// <param name="collection">Oid that represents the instance to be added</param>
public void AddUnmodifiedClass(ONCollection collection)
{
foreach (ONInstance lInstance in collection)
AddUnmodifiedClass(lInstance.Oid);
}