/// <summary>
/// Copy constructor
/// </summary>
/// <param name="onContext">Context to copy from</param>
public ONContext(ONContext onContext)
{
mOidAgent = onContext.OidAgent;
mSqlConnection = null;
CalculateQueryInstancesNumber = false;
LeafActiveAgentFacets = onContext.LeafActiveAgentFacets;
}
/// <summary>
/// Method of Copy
/// </summary>
/// <param name="oid">OID to be copied</param>
public virtual void Copy(object oid)
{
ONOid lOID = oid as ONOid;
if (lOID != null)
{
ClassName = lOID.ClassName;
}
}
/// <summary>
/// Constructor
/// </summary>
/// <param name="onContext">Context with all the information about the execution of the request</param>
/// <param name="className">Name of the class that represents the instance</param>
/// <param name="idClass">Identificator of the class</param>
public ONInstance(ONContext onContext, string className, string idClass)
{
ClassName = className;
IdClass = idClass;
Oid = null;
Lmd = ONDateTime.Null;
Modified = false;
OnContext = onContext;
}
public QueryByOidFilter(ONOid oid)
: base(oid.ClassName, "QueryByOid")
{
mOid = oid;
Type lDataType = ONContext.GetType_Data(ClassName);
InMemory = false;
InData = !lDataType.IsSubclassOf(typeof(ONLVData));
InLegacy = lDataType.IsSubclassOf(typeof(ONLVData));
}
public QueryByRelatedFilter(string className, ONPath onPath, ONOid relatedOid)
: base(className, "QueryByRelated")
{
ONPath = onPath;
mRelatedOid = relatedOid;
Type lDataType = ONContext.GetType_Data(ClassName);
InMemory = false;
InData = !lDataType.IsSubclassOf(typeof(ONLVData));
InLegacy = lDataType.IsSubclassOf(typeof(ONLVData));
}
/// <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;
}
/// <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 PasajeroHorizontalVisibility());
// Linked To List
if (linkedTo == null)
linkedTo = new ONLinkedToList();
// Call Data
try
{
PasajeroData lData = new PasajeroData(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: PasajeroQuery";
if (e is ONSystemException)
{
ONSystemException lException = e as ONSystemException;
lException.addTraceInformation(ltraceItem);
throw lException;
}
throw new ONSystemException(e, ltraceItem);
}
}
}
/// <summary>
/// This method recovers all the population of the database
/// </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 population</returns>
public override ONCollection FilterInLegacy(ONContext onContext, ONLinkedToList linkedTo, ONOrderCriteria comparer, ONOid startRowOID, int blockSize)
{
if (InData)
return null;
ONLinkedToList lLinkedToList = new ONLinkedToList();
// Add linkedToList to the new list
foreach (KeyValuePair<ONPath, ONOid> lDictionaryEntry in linkedTo)
lLinkedToList.mLinkedToList.Add(lDictionaryEntry.Key, lDictionaryEntry.Value);
// Add relatedOid to the new list
if (mRelatedOid != null)
lLinkedToList.mLinkedToList.Add(ONPath, mRelatedOid);
// Add parameters
object[] lParameters = new object[5];
lParameters[0] = onContext;
lParameters[1] = linkedTo;
lParameters[2] = comparer;
lParameters[3] = startRowOID;
lParameters[4] = blockSize;
return ONContext.InvoqueMethod(ONContext.GetType_LV(ClassName), "QueryByRelated", lParameters) as ONCollection;
}
/// <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;
}
}
/// <summary>
/// Process the XML message that is a search of an instance with their OID. Is empty, it implementation is done in child classes
/// </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="dtdVersion">Version of the DTD that follows the XML message</param>
public virtual ONCollection QueryByOid(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, ONDisplaySet displaySet, double dtdVersion, string clientName)
{
return null;
}
public static string GetNextTicket(double dtdVersion, string clientName, ONOid agentOid)
{
#region Open xml
MemoryStream lXMLMemoryStream = new MemoryStream();
XmlTextWriter lXMLWriter = new XmlTextWriter(lXMLMemoryStream, new System.Text.UTF8Encoding());
lXMLWriter.WriteStartDocument();
#endregion
#region Save information
lXMLWriter.WriteStartElement("ONTicket");
// Server name
lXMLWriter.WriteElementString("Server", mServerName);
// Client name
lXMLWriter.WriteElementString("Client", clientName);
// Agent oid
if (agentOid == null)
{
lXMLWriter.WriteStartElement("Agent");
lXMLWriter.WriteStartElement(ONXml.XMLTAG_OID);
lXMLWriter.WriteAttributeString(ONXml.XMLATT_CLASS, "Agente");
lXMLWriter.WriteElementString(ONXml.XMLTAG_OIDFIELD, "DEBUG");
lXMLWriter.WriteEndElement(); // Oid
lXMLWriter.WriteEndElement(); // Agent
}
else
{
object[] lParam = new object[4];
lParam[0] = lXMLWriter;
lParam[1] = agentOid;
lParam[2] = dtdVersion;
lParam[3] = "OID.Field";
lXMLWriter.WriteStartElement("Agent");
ONContext.InvoqueMethod(ONContext.GetType_XML(agentOid.ClassName), "ON2XML", lParam);
lXMLWriter.WriteEndElement(); // Agent
}
// TimeStamp
ONXmlDateTime.ON2XML(lXMLWriter, ONStdFunctions.systemDateTime(), dtdVersion, "Timestamp");
// Validity
ONXmlNat.ON2XML(lXMLWriter, new ONNat(mValidity), dtdVersion, "Validity");
lXMLWriter.WriteEndElement(); // ONTicket
#endregion
#region Get xml
lXMLWriter.Flush();
lXMLMemoryStream.Flush();
lXMLMemoryStream.Position = 0;
StreamReader lXMLStreamReader = new StreamReader(lXMLMemoryStream);
string lText = lXMLStreamReader.ReadToEnd();
#endregion
#region Close xml
lXMLWriter.Close();
#endregion
return CipherTicket(lText);
}
/// <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>
/// 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
}
public void Create_instanceServ(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, XmlWriter xmlWriter, double dtdVersion, string clientName)
{
// Process the service arguments
ONServiceInfo lSInfo = new ONServiceInfo("Clas_1348178673664478Ser_1_Alias", RevisionPasajeroClassText.Create_instanceServiceAlias, "Clas_1348178673664478_Alias", RevisionPasajeroClassText.ClassAlias);
lSInfo.AddOIDArgument("p_agrPasajeroAeronave", false, "PasajeroAeronave", "Clas_1348178673664478Ser_1Arg_3_Alias", RevisionPasajeroClassText.Create_instance_P_agrPasajeroAeronaveArgumentAlias);
lSInfo.AddOIDArgument("p_agrRevision", false, "Revision", "Clas_1348178673664478Ser_1Arg_4_Alias", RevisionPasajeroClassText.Create_instance_P_agrRevisionArgumentAlias);
lSInfo.AddDataValuedArgument("p_atrid_RevisionPasajero", false, DataTypeEnumerator.Autonumeric, 0, "Clas_1348178673664478Ser_1Arg_1_Alias", RevisionPasajeroClassText.Create_instance_P_atrid_RevisionPasajeroArgumentAlias);
try
{
lSInfo.XML2ON(xmlReader, dtdVersion, true);
}
catch (Exception e)
{
throw new ONServiceArgumentsException(e, "Clas_1348178673664478_Alias", RevisionPasajeroClassText.ClassAlias, "Clas_1348178673664478Ser_1_Alias", RevisionPasajeroClassText.Create_instanceServiceAlias);
}
PasajeroAeronaveOid lP_agrPasajeroAeronaveArg = (PasajeroAeronaveOid) ((ONArgumentInfo) lSInfo.mArgumentList["p_agrPasajeroAeronave"]).Value;
RevisionOid lP_agrRevisionArg = (RevisionOid) ((ONArgumentInfo) lSInfo.mArgumentList["p_agrRevision"]).Value;
ONInt lP_atrid_RevisionPasajeroArg = (ONInt) ((ONArgumentInfo) lSInfo.mArgumentList["p_atrid_RevisionPasajero"]).Value;
// Create Context
ONServiceContext lOnContext = new ONServiceContext();
lOnContext.OidAgent = agentOid;
// Execute Service
RevisionPasajeroInstance lInstance = null;
try
{
ONFilterList lFilterList = new ONFilterList();
PasajeroAeronaveInstance lp_agrPasajeroAeronaveInstance = new PasajeroAeronaveInstance(lOnContext);
if (lP_agrPasajeroAeronaveArg != null)
{
lFilterList = new ONFilterList();
lFilterList.Add("HorizontalVisibility", new PasajeroAeronaveHorizontalVisibility());
lp_agrPasajeroAeronaveInstance = lP_agrPasajeroAeronaveArg.GetInstance(lOnContext, lFilterList);
if (lp_agrPasajeroAeronaveInstance == null)
throw new ONInstanceNotExistException(null, "Clas_1348178542592177_Alias", PasajeroAeronaveClassText.ClassAlias);
}
RevisionInstance lp_agrRevisionInstance = new RevisionInstance(lOnContext);
if (lP_agrRevisionArg != null)
{
lFilterList = new ONFilterList();
lFilterList.Add("HorizontalVisibility", new RevisionHorizontalVisibility());
lp_agrRevisionInstance = lP_agrRevisionArg.GetInstance(lOnContext, lFilterList);
if (lp_agrRevisionInstance == null)
throw new ONInstanceNotExistException(null, "Clas_1348178542592347_Alias", RevisionClassText.ClassAlias);
}
using (RevisionPasajeroServer lServer = new RevisionPasajeroServer(lOnContext, null))
{
lServer.Create_instanceServ(lP_agrPasajeroAeronaveArg,lP_agrRevisionArg,lP_atrid_RevisionPasajeroArg);
lInstance = lServer.Instance;
}
ticket = lOnContext.GetTicket(dtdVersion, clientName);
}
catch (SecurityException)
{
throw new ONAccessAgentValidationException(null);
}
catch
{
throw;
}
// Write Oid
if (dtdVersion >= 3.1)
{
if (lInstance != null)
ON2XML(xmlWriter, lInstance.Oid, dtdVersion, ONXml.XMLTAG_OIDFIELD);
}
// Write Outbound Arguments
xmlWriter.WriteStartElement("Arguments");
// Write Outbound Arguments
xmlWriter.WriteEndElement(); // Arguments
}
public override void InhFixInstance(ONSqlSelect onSql, ONPath onPath, ONPath OnPath, ONOid oid, bool isLinkedTo)
{
FixInstance(onSql, onPath, OnPath, oid as AeronaveOid, isLinkedTo);
}
public override void InhFixInstance(ONSqlSelect onSql, ONPath onPath, ONPath OnPath, ONOid oid)
{
FixInstance(onSql, onPath, OnPath, oid as AeronaveOid);
}
/// <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> 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>
/// Execution of a sql
/// </summary>
/// <param name="onSql">Sentence SQL to be executed</param>
/// <param name="onFilterList">List of filters to check</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 virtual ONCollection ExecuteSql(ONSql onSql, ONFilterList onFilterList, ONDisplaySet displaySet, ONOrderCriteria comparer, ONOid startRowOID, int blockSize)
{
return null;
}
public void Edit_instanceServ(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, XmlWriter xmlWriter, double dtdVersion, string clientName)
{
// Process the service arguments
ONServiceInfo lSInfo = new ONServiceInfo("Clas_1348178542592658Ser_3_Alias", PasajeroClassText.Edit_instanceServiceAlias, "Clas_1348178542592658_Alias", PasajeroClassText.ClassAlias);
lSInfo.AddOIDArgument("p_thisPasajero", false, "Pasajero", "Clas_1348178542592658Ser_3Arg_1_Alias", PasajeroClassText.Edit_instance_P_thisPasajeroArgumentAlias);
try
{
lSInfo.XML2ON(xmlReader, dtdVersion, true);
}
catch (Exception e)
{
throw new ONServiceArgumentsException(e, "Clas_1348178542592658_Alias", PasajeroClassText.ClassAlias, "Clas_1348178542592658Ser_3_Alias", PasajeroClassText.Edit_instanceServiceAlias);
}
PasajeroOid lP_thisPasajeroArg = (PasajeroOid) ((ONArgumentInfo) lSInfo.mArgumentList["p_thisPasajero"]).Value;
// Create Context
ONServiceContext lOnContext = new ONServiceContext();
lOnContext.OidAgent = agentOid;
// Execute Service
PasajeroInstance lInstance = null;
try
{
ONFilterList lFilterList = new ONFilterList();
PasajeroInstance lThisInstance = new PasajeroInstance(lOnContext);
if (lP_thisPasajeroArg != null)
{
lFilterList = new ONFilterList();
lFilterList.Add("HorizontalVisibility", new PasajeroHorizontalVisibility());
lThisInstance = lP_thisPasajeroArg.GetInstance(lOnContext, lFilterList);
if (lThisInstance == null)
throw new ONInstanceNotExistException(null, "Clas_1348178542592658_Alias", PasajeroClassText.ClassAlias);
}
using (PasajeroServer lServer = new PasajeroServer(lOnContext, lThisInstance))
{
lServer.Edit_instanceServ(lP_thisPasajeroArg);
lInstance = lServer.Instance;
}
ticket = lOnContext.GetTicket(dtdVersion, clientName);
}
catch (SecurityException)
{
throw new ONAccessAgentValidationException(null);
}
catch
{
throw;
}
// Write Oid
if (dtdVersion >= 3.1)
{
if (lInstance != null)
ON2XML(xmlWriter, lInstance.Oid, dtdVersion, ONXml.XMLTAG_OIDFIELD);
}
// Write Outbound Arguments
xmlWriter.WriteStartElement("Arguments");
// Write Outbound Arguments
xmlWriter.WriteEndElement(); // Arguments
}
/// <summary>
/// Checks if a determinate instance exists
/// </summary>
/// <param name="oid">OID to search the instance</param>
/// <param name="onFilterList">Filters to theck</param>
/// <returns>If exists</returns>
public override bool Exist(ONOid oid, ONFilterList onFilterList)
{
if ((onFilterList == null) || (!onFilterList.InMemory))
{
ONSqlCount lOnSql = new ONSqlCount();
// Create select and first table
string lAlias = lOnSql.CreateAlias(TableName, null, ClassName);
lOnSql.AddSelect(lAlias);
// Fix instance
InhFixInstance(lOnSql, null, null, oid);
// Add filter formula
if(onFilterList != null)
onFilterList.FilterInData(lOnSql, this);
// Execute
return (Convert.ToInt32(Execute(lOnSql)) > 0);
}
else
return (Search(oid, onFilterList, null) != null);
}
public ONCollection QueryByFilter_LMD(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["LMD"] = GetFilter_LMD(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
}
//Read Filter Navigation
if (xmlReader.IsStartElement("NavFilt"))
xmlReader.Skip();
// Create Context
ONContext lOnContext = new ONContext();
lOnContext.OidAgent = agentOid;
// 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;
}
public virtual void InhFixInstance(ONSqlSelect onSql, ONPath onPath, ONPath processedOnPath, ONOid oid, bool isLinkedTo)
{
}
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>
/// 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>
/// 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> 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>
/// <param name="initialPath"> This parameter has the path of the instances reached in a For All</param>
protected virtual void AddOrderCriteria(ONSqlSelect onSql, ONOrderCriteria comparer, ONOid startRowOid, int blockSize, ONPath initialPath)
{
}
/// <summary>
/// Process the XML message that is a search of instances related with an instance.
/// </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="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 ONCollection QueryByRelated(ref string ticket, ref ONOid agentOid, XmlReader xmlReader, ONDisplaySet displaySet, out ONOid startRowOID, out int blockSize, double dtdVersion, string clientName)
{
startRowOID = null;
blockSize = -1;
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>
/// Treatment of the XML message that has a service 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 XMLRequestService(ref string ticket, ONOid agentOID, XmlTextReader xmlReader, out XmlTextWriter xmlWriter, double dtdVersion, string clientName)
{
try
{
// Read Response
string lService = xmlReader.GetAttribute("Service");
xmlReader.ReadStartElement("Service.Request");
// Create XMLWriterRequest
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
MemoryStream lXMLMemoryStreamService = new MemoryStream();
XmlTextWriter lXmlWriterService = new XmlTextWriter(lXMLMemoryStreamService, new UTF8Encoding());
// Set Service Parameters
object[] lParameters = new object[6];
lParameters[0] = ticket;
lParameters[1] = agentOID;
lParameters[2] = xmlReader;
lParameters[3] = lXmlWriterService;
lParameters[4] = dtdVersion;
lParameters[5] = clientName;
// Execute
ONContext.InvoqueMethod(this, typeof(ONServiceXMLAttribute), "<Service>" + lService + "</Service>", lParameters);
ticket = lParameters[0] as string;
// Read Request
xmlReader.ReadEndElement(); // Service.Request
xmlReader.ReadEndElement(); // Request
// Write Response
xmlWriter.WriteStartElement("Service.Response");
xmlWriter.WriteStartElement("Error");
xmlWriter.WriteAttributeString("Type", "Model");
xmlWriter.WriteAttributeString("Number", "0");
if (dtdVersion > 2)
{
xmlWriter.WriteElementString("Error.Message","");
xmlWriter.WriteElementString("Error.Params", "");
xmlWriter.WriteElementString("Error.Trace","");
}
xmlWriter.WriteEndElement(); // Error
// Write Outbound Arguments
lXmlWriterService.Flush();
lXMLMemoryStreamService.Flush();
lXMLMemoryStreamService.Position = 0;
xmlWriter.WriteRaw(new StreamReader(lXMLMemoryStreamService).ReadToEnd());
// Write Response
xmlWriter.WriteEndElement(); // Service.Response
}
catch (ONException e)
{
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
// Write Response
xmlWriter.WriteStartElement("Service.Response");
CreateXMLError(xmlWriter, e, dtdVersion);
xmlWriter.WriteEndElement(); // Service.Response
return;
}
catch (Exception e)
{
string message = e.Message;
MemoryStream lXMLMemoryStream = new MemoryStream();
xmlWriter = new XmlTextWriter(lXMLMemoryStream, new UTF8Encoding());
// Write Response
xmlWriter.WriteStartElement("Service.Response");
xmlWriter.WriteStartElement("Error");
xmlWriter.WriteAttributeString("Type", "External");
xmlWriter.WriteAttributeString("Number", "999");
if (dtdVersion <= 2)
{
xmlWriter.WriteString(e.Message);
}
else
{
if (e is ONSystemException)
{
ArrayList trace = ((ONSystemException)e).mTraceInformation;
xmlWriter.WriteElementString("Error.Message", message);
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(); // Service.Response
return;
}
}
/// <summary>
/// Executes the SQL statment over the Data Base connected
/// </summary>
/// <param name="onSql">This parameter has the current SQL statment</param>
/// <param name="onFilterList">List of filters to check</param>
/// <param name="comparer">This parameter has all the information refering to the order criteria to add to SQL statment</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 ExecuteSql(ONSql onSql, ONFilterList onFilterList, ONDisplaySet displaySet, ONOrderCriteria orderCriteria, ONOid startRowOid, int blockSize)
{
AeronaveCollection lQuery = null;
bool lWithStartRow = (startRowOid != null).TypedValue;
long lCount = -1;
if (!lWithStartRow)
lCount = 0;
IDataReader lDataReader = null;
ONSQLConnection lOnSQLConnection = null;
try
{
lDataReader = Execute(onSql) as IDataReader;
AeronaveInstance lInstance = null;
AeronaveInstance lAntInstance = null;
if (lDataReader != null)
{
object[] lColumns;
if(displaySet == null)
lColumns = new object[4];
else
lColumns = new object[displaySet.ElementsInData];
lQuery = new AeronaveCollection(OnContext);
bool lFoundStartRow = false;
while (lDataReader.Read())
{
lAntInstance = lInstance;
// Read Columns
lDataReader.GetValues(lColumns);
// Read Instance
int lIndex = 0;
lInstance = LoadFacet(OnContext, displaySet, lColumns, ref lIndex);
// Read related attributes
if (displaySet != null)
LoadRelated(OnContext, displaySet, lColumns, lIndex, lInstance);
if (lCount >= 0) // Add the load instance
{
if ((onFilterList == null) || (!onFilterList.InMemory))
{
// Add to the Instance list
lQuery.Add(lInstance);
lCount++;
}
else
{
ONSQLConnection lSQLConnectionOld = (ONSQLConnection) lInstance.OnContext.SqlConnection;
// Set another connection because it is imposible to use
// the same connection that is used in the DataReader
if (lOnSQLConnection == null)
lOnSQLConnection = GetConnection();
lInstance.OnContext.SqlConnection = lOnSQLConnection;
if (onFilterList.FilterInMemory(lInstance))
{
// Add to the Instance list
lQuery.Add(lInstance);
lCount++;
}
lInstance.OnContext.SqlConnection = lSQLConnectionOld;
}
}
else
{
if ((orderCriteria != null) && (orderCriteria.InMemory)) // Need to load for ordering in memory after loading
{
if (lAntInstance != null)
{
// Set another connection because it is imposible to use
// the same connection that is used in the DataReader
ONSQLConnection lOnSQLConnectionOld = lInstance.OnContext.SqlConnection as ONSQLConnection;
if (lOnSQLConnection == null)
lOnSQLConnection = GetConnection();
lInstance.OnContext.SqlConnection = lOnSQLConnection;
int lCompare = orderCriteria.CompareSql(lInstance, lAntInstance);
if (lCompare != 0)
{
if (lFoundStartRow)
lCount = 1;
else
lQuery.Clear();
}
// Restores the old connection
lInstance.OnContext.SqlConnection = lOnSQLConnectionOld;
}
if ((onFilterList == null) || (!onFilterList.InMemory))
{
// Add to the Instance list
lQuery.Add(lInstance);
}
else
{
ONSQLConnection lSQLConnectionOld = (ONSQLConnection)lInstance.OnContext.SqlConnection;
// Set another connection because it is imposible to use
// the same connection that is used in the DataReader
if (lOnSQLConnection == null)
lOnSQLConnection = GetConnection();
lInstance.OnContext.SqlConnection = lOnSQLConnection;
if (onFilterList.FilterInMemory(lInstance))
{
// Add to the Instance list
lQuery.Add(lInstance);
}
else
lCount--;
lInstance.OnContext.SqlConnection = lSQLConnectionOld;
}
if (lInstance.Oid.Equals(startRowOid))
lFoundStartRow = true;
}
else if (lInstance.Oid.Equals(startRowOid)) // Search the start row
lCount = 0;
}
// Stop loading
if ((blockSize != 0) && (lCount > blockSize))
{
if (orderCriteria == null)
break;
else
{
// Set another connection because it is imposible to use
// the same connection that is used in the DataReader
ONSQLConnection lOnSQLConnectionOld = lInstance.OnContext.SqlConnection as ONSQLConnection;
if (lOnSQLConnection == null)
lOnSQLConnection = GetConnection();
lInstance.OnContext.SqlConnection = lOnSQLConnection;
int lCompare = orderCriteria.CompareSql(lInstance, lAntInstance);
// Restores the old connection
lInstance.OnContext.SqlConnection = lOnSQLConnectionOld;
if (lCompare > 0)
break;
}
}
}
}
}
catch (Exception e)
{
string ltraceItem = "Method: ExecuteSql, Component: AeronaveData";
if (e is ONSystemException)
{
ONSystemException lException = e as ONSystemException;
lException.addTraceInformation(ltraceItem);
throw lException;
}
throw new ONSystemException(e, ltraceItem);
}
finally
{
if (lOnSQLConnection != null)
ONDBData.CloseConnection(lOnSQLConnection);
if (lDataReader != null)
{
if (mSqlCommand != null)
mSqlCommand.Cancel();
lDataReader.Close();
}
Close();
if ((onFilterList != null) && (onFilterList.InMemory) && !lWithStartRow && (lCount <= blockSize))
lQuery.totalNumInstances = lQuery.Count;
}
return lQuery;
}
