/// <summary>
/// Executes a query.
/// </summary>
/// <param name="agent">Agent who executes the query.</param>
/// <param name="className">Class name to query.</param>
/// <param name="alternateKeyName">Indicates the alternate key name of the .</param>
/// <param name="displaySet">DisplaySet</param>
/// <param name="queryInstance">Query to execute.</param>
/// <param name="orderCriteria">Order criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering object.</param>
/// <returns>DataTable with rows of result Query.</returns>
private DataTable ExecuteQuery(
Oid agent,
string className,
string alternateKeyName,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
//Create the Query Request.
QueryRequest lQueryRequest = new QueryRequest(
className, displaySet,
queryInstance, orderCriteria,
navigationalFiltering);
lQueryRequest.AlternateKeyName = alternateKeyName;
// Create the Request.
Request lRequest = new Request(lQueryRequest, agent);
// Send Request to Server.
Response lResponse = this.Send(lRequest);
if ((lResponse != null) && (lResponse.Query != null))
{
return(lResponse.Query.Data);
}
return(null);
}
/// <summary>
/// Executes a query and applies a filter on a population related to a navigational filtering.
/// The filter variables are ArgumentsList.
/// </summary>
/// <param name="agent">Agent</param>
/// <param name="className">Class Name.</param>
/// <param name="filterName">Filter Name.</param>
/// <param name="filterVariables">Filter variables.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display Set in format "Atribute1, attribute2, ...".</param>
/// <param name="orderCriteria">Order Criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size 0 = All.</param>
/// <returns>DataTable with rows of result Query.</returns>
public DataTable ExecuteQueryFilter(
Oid agent,
string className,
string filterName,
ArgumentsList filterVariables,
Dictionary <string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create Filter Variables.
FilterVariables lFilterVariables = null;
if (filterVariables != null)
{
lFilterVariables = new FilterVariables();
foreach (ArgumentInfo lArgumentInfo in filterVariables)
{
lFilterVariables.Add(lArgumentInfo.Name, lArgumentInfo.Type, lArgumentInfo.Value, lArgumentInfo.ClassName);
}
}
return(ExecuteFilter(agent, className, filterName, lFilterVariables, linkItems, displaySet, orderCriteria, navigationalFiltering, lastOid, blockSize));
}
public QueryRequest(
string className,
List <string> displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
: this(className, string.Empty, queryInstance, orderCriteria, navigationalFiltering)
{
this.DisplaySet.AddRange(displaySet);
}
/// <summary>
/// Executes a query.
/// </summary>
/// <param name="agent">Agent who executes the query.</param>
/// <param name="className">Class name to query.</param>
/// <param name="displaySet">DisplaySet</param>
/// <param name="queryInstance">Query to execute.</param>
/// <param name="orderCriteria">Order criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering object.</param>
/// <returns>DataTable with rows of result Query.</returns>
private DataTable ExecuteQuery(
Oid agent,
string className,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
return(this.ExecuteQuery(agent, className, string.Empty, displaySet, queryInstance, orderCriteria, navigationalFiltering));
}
/// <summary>
/// Executes a query related with an Oid and Navigational Filtering.
/// </summary>
/// <param name="agent">Agent.</param>
/// <param name="className">Class name.</param>
/// <param name="displaySet">DisplaySet.</param>
/// <param name="navigationalFiltering">Navigational filtering.</param>
/// <param name="blockSize">Block size.</param>
/// <returns>DataTable.</returns>
public DataTable ExecuteQueryRelated(
Oid agent,
string className,
string displaySet,
NavigationalFiltering navigationalFiltering,
int blockSize)
{
QueryRelated lQueryRelated = new QueryRelated(blockSize);
return(ExecuteQuery(agent, className, displaySet, lQueryRelated, string.Empty, navigationalFiltering));
}
public QueryRequest(
string className,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
this.Class = className;
this.DisplayItems = displaySet;
this.QueryInstance = queryInstance;
this.OrderCriteria = orderCriteria;
this.NavigationalFiltering = navigationalFiltering;
}
/// <summary>
/// Executes a query related with an Oid in a Navigational Filtering. Related Oids are indicated.
/// </summary>
/// <param name="agent">Agent for Query.</param>
/// <param name="className">Class Name to Query.</param>
/// <param name="linkItems">Related Items to Query.</param>
/// <param name="displaySet">Display set of attributes to show</param>
/// <param name="orderCriteria">Sort or order Criteria.</param>
/// <param name="NavigationalFiltering">Navigational Filtering.</param>
/// <param name="lastOid">Last Oid.</param>
/// <param name="blockSize">Block Size.</param>
/// <returns>DataTable with Block Size of Rows.</returns>
public DataTable ExecuteQueryRelated(
Oid agent,
string className,
Dictionary <string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
QueryRelated lQueryRelated = new QueryRelated(linkItems, lastOid, blockSize);
return(ExecuteQuery(agent, className, displaySet, lQueryRelated, orderCriteria, navigationalFiltering));
}
/// <summary>
/// Executes a query and applies a filter on a population related to a navigational filtering.
/// The filter variables are two collections.
/// </summary>
/// <param name="agent">Agent</param>
/// <param name="className">Class Name.</param>
/// <param name="filterName">Filter Name.</param>
/// <param name="variableTypes">Filter variables types.</param>
/// <param name="variableValues">Filter variables values.</param>
/// <param name="variableDomains">Filter variables domains.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display Set in format "Atribute1, attribute2, ...".</param>
/// <param name="orderCriteria">Order Criteria.</param>
/// <param name="navigationalFiltering">Navigational Filter.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size 0 = All.</param>
/// <returns>DataTable with rows of result Query.</returns>
public DataTable ExecuteQueryFilter(
Oid agent,
string className,
string filterName,
Dictionary<string, ModelType> variableTypes,
Dictionary<string, object> variableValues,
Dictionary<string, string> variableDomains,
Dictionary<string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create Filter Variables.
FilterVariables lFilterVariables = new FilterVariables(variableTypes, variableValues, variableDomains);
return ExecuteFilter(agent,className,filterName,lFilterVariables,linkItems,displaySet, orderCriteria,navigationalFiltering,lastOid,blockSize);
}
/// <summary>
/// Executes a query and applies a filter on a population related to a navigational filtering.
/// The filter variables are two collections.
/// </summary>
/// <param name="agent">Agent</param>
/// <param name="className">Class Name.</param>
/// <param name="filterName">Filter Name.</param>
/// <param name="variableTypes">Filter variables types.</param>
/// <param name="variableValues">Filter variables values.</param>
/// <param name="variableDomains">Filter variables domains.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display Set in format "Atribute1, attribute2, ...".</param>
/// <param name="orderCriteria">Order Criteria.</param>
/// <param name="navigationalFiltering">Navigational Filter.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size 0 = All.</param>
/// <returns>DataTable with rows of result Query.</returns>
public DataTable ExecuteQueryFilter(
Oid agent,
string className,
string filterName,
Dictionary <string, ModelType> variableTypes,
Dictionary <string, object> variableValues,
Dictionary <string, string> variableDomains,
Dictionary <string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create Filter Variables.
FilterVariables lFilterVariables = new FilterVariables(variableTypes, variableValues, variableDomains);
return(ExecuteFilter(agent, className, filterName, lFilterVariables, linkItems, displaySet, orderCriteria, navigationalFiltering, lastOid, blockSize));
}
/// <summary>
/// Creates an instance of QueryFilter & call ExecuteQuery.
/// </summary>
/// <param name="agent">Agent authenticate.</param>
/// <param name="className">Class name.</param>
/// <param name="filterName">Filter name.</param>
/// <param name="filterVariables">Filter variables.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display set to retrive.</param>
/// <param name="orderCriteria">Order criteria name.</param>
/// <param name="navigationalFiltering">Navegational Filtering.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size.</param>
/// <returns>Datable with result of query.</returns>
private DataTable ExecuteFilter(
Oid agent,
string className,
string filterName,
FilterVariables filterVariables,
Dictionary <string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create the Query Filter.
QueryFilter lQueryFilter = new QueryFilter(filterName, filterVariables, linkItems, lastOid, blockSize);
DataTable lResult = ExecuteQuery(agent, className, displaySet, lQueryFilter, orderCriteria, navigationalFiltering);
if (lResult != null)
{
// Add the name of Query Filter.
lResult.ExtendedProperties.Add("QueryFilterName", filterName);
}
return(lResult);
}
/// <summary>
/// Execute a query related with other instance.
/// </summary>
/// <param name="agent">Application agent.</param>
/// <param name="linkItems">List of related instance oids (path - role).</param>
/// <param name="displaySet">List of attributes to return.</param>
/// <param name="orderCriteria">Order criteria name.</param>
/// <param name="lastOid">Oid from which to search (not included).</param>
/// <param name="blockSize">Number of instances to return (0 for all population).</param>
/// <param name="lastBlock">Indicates if it is last block.</param>
/// <returns>A DataTable with the instances searched.</returns>
public static DataTable ExecuteQueryRelated(Oid agent, Dictionary<string, Oid> linkItems, string displaySet, string orderCriteria, NavigationalFiltering navigationalFiltering, Oid lastOid, int blockSize, ref bool lastBlock)
{
DataTable lDataTable = Logic.Adaptor.ExecuteQueryRelated(agent, "RevisionPasajero", linkItems, displaySet, orderCriteria, navigationalFiltering, lastOid, blockSize);
// Last block
if (lDataTable.ExtendedProperties.Contains("LastBlock"))
{
lastBlock = (bool)lDataTable.ExtendedProperties["LastBlock"];
}
else
{
lastBlock = false;
}
return lDataTable;
}
/// <summary>
/// Executes a query related with an Oid and Navigational Filtering.
/// </summary>
/// <param name="agent">Agent.</param>
/// <param name="className">Class name.</param>
/// <param name="displaySet">DisplaySet.</param>
/// <param name="navigationalFiltering">Navigational filtering.</param>
/// <param name="blockSize">Block size.</param>
/// <returns>DataTable.</returns>
public DataTable ExecuteQueryRelated(
Oid agent,
string className,
string displaySet,
NavigationalFiltering navigationalFiltering,
int blockSize)
{
QueryRelated lQueryRelated = new QueryRelated(blockSize);
return ExecuteQuery(agent, className, displaySet, lQueryRelated, string.Empty, navigationalFiltering);
}
/// <summary>
/// Execute a query to retrieve a set of instances, without any condition.
/// </summary>
/// <param name="agent">Application agent.</param>
/// <param name="displaySet">List of attributes to return.</param>
/// <param name="orderCriteria">Order criteria name.</param>
/// <param name="lastOid">Oid from which to search (not included).</param>
/// <param name="blockSize">Number of instances to return (0 for all population).</param>
/// <returns>A DataTable with the instances searched.</returns>
public static DataTable ExecuteQueryPopulation(Oid agent, string displaySet, string orderCriteria, NavigationalFiltering navigationalFiltering, Oid lastOid, int blockSize, ref bool lastBlock)
{
return ExecuteQueryRelated(agent, new Dictionary<string, Oid>(), displaySet, orderCriteria, navigationalFiltering, lastOid, blockSize, ref lastBlock);
}
public QueryRequest(
string className,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
this.Class = className;
this.DisplayItems = displaySet;
this.QueryInstance = queryInstance;
this.OrderCriteria = orderCriteria;
this.NavigationalFiltering = navigationalFiltering;
}
/// <summary>
/// Executes a query related with an Oid in a Navigational Filtering. Related Oids are indicated.
/// </summary>
/// <param name="agent">Agent for Query.</param>
/// <param name="className">Class Name to Query.</param>
/// <param name="linkItems">Related Items to Query.</param>
/// <param name="displaySet">Display set of attributes to show</param>
/// <param name="orderCriteria">Sort or order Criteria.</param>
/// <param name="NavigationalFiltering">Navigational Filtering.</param>
/// <param name="lastOid">Last Oid.</param>
/// <param name="blockSize">Block Size.</param>
/// <returns>DataTable with Block Size of Rows.</returns>
public DataTable ExecuteQueryRelated(
Oid agent,
string className,
Dictionary<string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
QueryRelated lQueryRelated = new QueryRelated(linkItems, lastOid, blockSize);
return ExecuteQuery(agent, className, displaySet, lQueryRelated, orderCriteria, navigationalFiltering);
}
/// <summary>
/// Obtains the NavigationalFiltering contained in a IUContext.
/// </summary>
/// <param name="context">Context the NavigationalFiltering is obtained from.</param>
/// <returns>NavigationalFiltering contained in the context.</returns>
public static NavigationalFiltering GetNavigationalFiltering(IUContext context)
{
NavigationalFiltering lResult = null;
if (HasNavigationalFiltering(context))
{
switch (context.ExchangeInformation.ExchangeType)
{
case ExchangeType.Navigation:
{
ExchangeInfoNavigation lExchangeInfo = context.ExchangeInformation as ExchangeInfoNavigation;
lResult = new NavigationalFiltering(
new SelectedObjectNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lExchangeInfo.SelectedOids[0]));
}
break;
case ExchangeType.Action:
{
ExchangeInfoAction lExchangeInfo = context.ExchangeInformation as ExchangeInfoAction;
if ((lExchangeInfo.SelectedOids == null) || (lExchangeInfo.SelectedOids.Count == 0) || (lExchangeInfo.SelectedOids[0] == null))
{
IUServiceContext lServiceContext = context.ExchangeInformation.Previous as IUServiceContext;
ArgumentsList lArguments = ArgumentsList.GetArgumentsFromContext(lServiceContext);
lResult = new NavigationalFiltering(
new ServiceIUNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lArguments));
}
else
{
lResult = new NavigationalFiltering(
new SelectedObjectNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lExchangeInfo.SelectedOids[0]));
}
}
break;
case ExchangeType.SelectionForward:
{
ExchangeInfoSelectionForward lExchangeInfo = context.ExchangeInformation as ExchangeInfoSelectionForward;
ArgumentsList lArguments = null;
IUServiceContext lServiceContext = null;
IUPopulationContext lPopulationContext = null;
string lClassName = string.Empty;
// context is of IUServiceContext type.
if (context.ExchangeInformation.Previous.ContextType == ContextType.Service)
{
lServiceContext = context.ExchangeInformation.Previous as IUServiceContext;
lArguments = ArgumentsList.GetArgumentsFromContext(lServiceContext);
lClassName = lServiceContext.ClassName;
if (string.Compare(lClassName, "Global", true) == 0)
{
lClassName = string.Empty;
}
lResult = new NavigationalFiltering(
new ArgumentNavigationFiltering(
lClassName,
lServiceContext.ServiceName,
lServiceContext.SelectedInputField,
lArguments));
}
// context is of lPopulationContext type.
if (context.ExchangeInformation.Previous.ContextType == ContextType.Population)
{
lPopulationContext = context.ExchangeInformation.Previous as IUPopulationContext;
lClassName = lPopulationContext.ClassName;
string lFilterName = lExchangeInfo.ServiceName;
string lFilterVariableName = lExchangeInfo.ArgumentName;
lArguments = ArgumentsList.GetArgumentsFromContext(lPopulationContext.Filters[lFilterName]);
lResult = new NavigationalFiltering(
new FilterVariableNavigationFiltering(
lClassName,
lFilterName,
lFilterVariableName,
lArguments));
}
}
break;
case ExchangeType.SelectionBackward:
break;
default:
break;
}
}
return lResult;
}
public QueryRequest(
string className,
List<string> displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
: this(className, string.Empty, queryInstance, orderCriteria, navigationalFiltering)
{
this.DisplaySet.AddRange(displaySet);
}
/// <summary>
/// Executes a query.
/// </summary>
/// <param name="agent">Agent who executes the query.</param>
/// <param name="className">Class name to query.</param>
/// <param name="alternateKeyName">Indicates the alternate key name of the .</param>
/// <param name="displaySet">DisplaySet</param>
/// <param name="queryInstance">Query to execute.</param>
/// <param name="orderCriteria">Order criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering object.</param>
/// <returns>DataTable with rows of result Query.</returns>
private DataTable ExecuteQuery(
Oid agent,
string className,
string alternateKeyName,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
//Create the Query Request.
QueryRequest lQueryRequest = new QueryRequest(
className, displaySet,
queryInstance, orderCriteria,
navigationalFiltering);
lQueryRequest.AlternateKeyName = alternateKeyName;
// Create the Request.
Request lRequest = new Request(lQueryRequest, agent);
// Send Request to Server.
Response lResponse = this.Send(lRequest);
if ((lResponse != null) && (lResponse.Query != null))
{
return lResponse.Query.Data;
}
return null;
}
/// <summary>
/// Executes a query.
/// </summary>
/// <param name="agent">Agent who executes the query.</param>
/// <param name="className">Class name to query.</param>
/// <param name="displaySet">DisplaySet</param>
/// <param name="queryInstance">Query to execute.</param>
/// <param name="orderCriteria">Order criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering object.</param>
/// <returns>DataTable with rows of result Query.</returns>
private DataTable ExecuteQuery(
Oid agent,
string className,
string displaySet,
QueryInstance queryInstance,
string orderCriteria,
NavigationalFiltering navigationalFiltering)
{
return this.ExecuteQuery(agent, className, string.Empty, displaySet, queryInstance, orderCriteria, navigationalFiltering);
}
/// <summary>
/// Creates an instance of QueryFilter & call ExecuteQuery.
/// </summary>
/// <param name="agent">Agent authenticate.</param>
/// <param name="className">Class name.</param>
/// <param name="filterName">Filter name.</param>
/// <param name="filterVariables">Filter variables.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display set to retrive.</param>
/// <param name="orderCriteria">Order criteria name.</param>
/// <param name="navigationalFiltering">Navegational Filtering.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size.</param>
/// <returns>Datable with result of query.</returns>
private DataTable ExecuteFilter(
Oid agent,
string className,
string filterName,
FilterVariables filterVariables,
Dictionary<string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create the Query Filter.
QueryFilter lQueryFilter = new QueryFilter(filterName, filterVariables, linkItems, lastOid, blockSize);
DataTable lResult = ExecuteQuery(agent, className, displaySet, lQueryFilter, orderCriteria, navigationalFiltering);
if (lResult != null)
{
// Add the name of Query Filter.
lResult.ExtendedProperties.Add("QueryFilterName", filterName);
}
return lResult;
}
/// <summary>
/// Executes a query and applies a filter on a population related to a navigational filtering.
/// The filter variables are ArgumentsList.
/// </summary>
/// <param name="agent">Agent</param>
/// <param name="className">Class Name.</param>
/// <param name="filterName">Filter Name.</param>
/// <param name="filterVariables">Filter variables.</param>
/// <param name="linkItems">Related Oids.</param>
/// <param name="displaySet">Display Set in format "Atribute1, attribute2, ...".</param>
/// <param name="orderCriteria">Order Criteria.</param>
/// <param name="navigationalFiltering">Navigational Filtering.</param>
/// <param name="lastOid">Last Oid</param>
/// <param name="blockSize">Block Size 0 = All.</param>
/// <returns>DataTable with rows of result Query.</returns>
public DataTable ExecuteQueryFilter(
Oid agent,
string className,
string filterName,
ArgumentsList filterVariables,
Dictionary<string, Oid> linkItems,
string displaySet,
string orderCriteria,
NavigationalFiltering navigationalFiltering,
Oid lastOid,
int blockSize)
{
// Create Filter Variables.
FilterVariables lFilterVariables = null;
if (filterVariables!= null)
{
lFilterVariables = new FilterVariables();
foreach (ArgumentInfo lArgumentInfo in filterVariables)
{
lFilterVariables.Add(lArgumentInfo.Name, lArgumentInfo.Type, lArgumentInfo.Value, lArgumentInfo.ClassName);
}
}
return ExecuteFilter(agent,className, filterName, lFilterVariables, linkItems, displaySet, orderCriteria, navigationalFiltering, lastOid, blockSize);
}
/// <summary>
/// Obtains the NavigationalFiltering contained in a IUContext.
/// </summary>
/// <param name="context">Context the NavigationalFiltering is obtained from.</param>
/// <returns>NavigationalFiltering contained in the context.</returns>
public static NavigationalFiltering GetNavigationalFiltering(IUContext context)
{
NavigationalFiltering lResult = null;
if (HasNavigationalFiltering(context))
{
switch (context.ExchangeInformation.ExchangeType)
{
case ExchangeType.Navigation:
{
ExchangeInfoNavigation lExchangeInfo = context.ExchangeInformation as ExchangeInfoNavigation;
lResult = new NavigationalFiltering(
new SelectedObjectNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lExchangeInfo.SelectedOids[0]));
}
break;
case ExchangeType.Action:
{
ExchangeInfoAction lExchangeInfo = context.ExchangeInformation as ExchangeInfoAction;
if ((lExchangeInfo.SelectedOids == null) || (lExchangeInfo.SelectedOids.Count == 0) || (lExchangeInfo.SelectedOids[0] == null))
{
IUServiceContext lServiceContext = context.ExchangeInformation.Previous as IUServiceContext;
ArgumentsList lArguments = ArgumentsList.GetArgumentsFromContext(lServiceContext);
lResult = new NavigationalFiltering(
new ServiceIUNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lArguments));
}
else
{
lResult = new NavigationalFiltering(
new SelectedObjectNavigationFiltering(
lExchangeInfo.NavigationalFilterIdentity,
lExchangeInfo.SelectedOids[0]));
}
}
break;
case ExchangeType.SelectionForward:
{
ExchangeInfoSelectionForward lExchangeInfo = context.ExchangeInformation as ExchangeInfoSelectionForward;
ArgumentsList lArguments = null;
IUServiceContext lServiceContext = null;
IUPopulationContext lPopulationContext = null;
string lClassName = string.Empty;
// context is of IUServiceContext type.
if (context.ExchangeInformation.Previous.ContextType == ContextType.Service)
{
lServiceContext = context.ExchangeInformation.Previous as IUServiceContext;
lArguments = ArgumentsList.GetArgumentsFromContext(lServiceContext);
lClassName = lServiceContext.ClassName;
if (string.Compare(lClassName, "Global", true) == 0)
{
lClassName = string.Empty;
}
lResult = new NavigationalFiltering(
new ArgumentNavigationFiltering(
lClassName,
lServiceContext.ServiceName,
lServiceContext.SelectedInputField,
lArguments));
}
// context is of lPopulationContext type.
if (context.ExchangeInformation.Previous.ContextType == ContextType.Population)
{
lPopulationContext = context.ExchangeInformation.Previous as IUPopulationContext;
lClassName = lPopulationContext.ClassName;
string lFilterName = lExchangeInfo.ServiceName;
string lFilterVariableName = lExchangeInfo.ArgumentName;
lArguments = ArgumentsList.GetArgumentsFromContext(lPopulationContext.Filters[lFilterName]);
lResult = new NavigationalFiltering(
new FilterVariableNavigationFiltering(
lClassName,
lFilterName,
lFilterVariableName,
lArguments));
}
}
break;
case ExchangeType.SelectionBackward:
break;
default:
break;
}
}
return(lResult);
}