/// <summary> Gets the global ISubscriber message handler registered with the Agent for
/// the specified SIF object type.
///
/// </summary>
/// <param name="context">The SIF context to look up the ReportPublisher for.
/// The default implementaion of Agent only returns handlers for the SIF default
/// context.</param>
/// <param name="objectType">A SifDtd constant identifying a SIF Data Object type
/// (e.g. <c>SifDtd.STUDENTPERSONAL</c>)
///
/// </param>
/// <returns> The ISubscriber registered for this object type by the agent when
/// it called the <c>setSubscriber</c> method, or <c>null</c>
/// if no ISubscriber has been registered for the specified object type.
/// </returns>
public virtual ISubscriber GetSubscriber(SifContext context, IElementDef objectType)
{
ISubscriber s = null;
if (SifContext.DEFAULT.Equals(context))
{
s = fSubs[objectType];
if (s == null)
{
s = fSubs[SifDtd.SIF_MESSAGE];
}
}
return(s);
}
/// <summary>
/// Gets the global QueryResults message handler registered with the Agent for the specified SIF object type.
/// </summary>
/// <param name="context">The SIF context to look up the QueryResults handler for.
/// The default implementation of Agent only returns handlers for
/// SIFContext.DEFAULT</param>
/// <param name="objectType">The QueryResults object registered for this object type by the
/// agent when it called the <code>setQueryResults</code> method, or
/// <code>null</code> if no QueryResults object has been registered
/// for the specified object type.</param>
/// <returns></returns>
public virtual IQueryResults GetQueryResults(SifContext context, IElementDef objectType)
{
IQueryResults q = null;
if (SifContext.DEFAULT.Equals(context))
{
q = (IQueryResults)fQueryResults[objectType];
if (q == null)
{
q = (IQueryResults)fQueryResults[SifDtd.SIF_MESSAGE];
}
}
return(q);
}
/// <summary>
/// Evaluates the native wrapped value of this object to see if
/// it equals the value of the compared object, using a case-insensitive comparison
/// </summary>
/// <param name="o"></param>
/// <returns></returns>
public override bool Equals(Object o)
{
if (this == o)
{
return(true);
}
if ((o != null) && (o is SifContext))
{
SifContext compared = (SifContext)o;
return
(StringComparer.InvariantCultureIgnoreCase.Compare
(fContextName, compared.fContextName) == 0);
}
return(false);
}
/// <summary> Gets the global IPublisher message handler registered with the Agent for the
/// specified SIF object type.</summary>
/// <param name="context">The SIF context to look up the ReportPublisher for.
/// The default implementaion of Agent only returns handlers for the SIF default
/// context.</param>/// <param name="objectType">A SifDtd constant identifying a SIF Data Object type
/// (e.g. <c>SifDtd.STUDENTPERSONAL</c>)
///
/// </param>
/// <returns> The IPublisher message handler registered for this object type by the
/// agent when it called the <c>setPublisher</c> method, or <c>null</c> if
/// no IPublisher has been registered for the specified object type.
/// </returns>
public virtual IPublisher GetPublisher(SifContext context, IElementDef objectType)
{
IPublisher p = null;
if (SifContext.DEFAULT.Equals(context))
{
p = (IPublisher)fPubs[objectType];
if (p == null)
{
p = (IPublisher)fPubs[SifDtd.SIF_MESSAGE];
}
}
return(p);
}
/// <summary>
/// Creates a SIFContext object with the given name. If the name
/// matches a context name already defined by the ADK, the existing context will
/// be returned.
/// </summary>
/// <param name="contextName"></param>
/// <returns></returns>
public static SifContext Create(String contextName)
{
if (contextName == null ||
contextName.Length == 0 ||
contextName == SIF_DEFAULT || //optimized
contextName.ToLower().Equals(SIF_DEFAULT.ToLower()))
{
return(DEFAULT);
}
// Determine if the context is already defined
SifContext returnValue;
if (!sDefinedContexts.TryGetValue(contextName, out returnValue))
{
returnValue = new SifContext(contextName);
sDefinedContexts[contextName] = returnValue;
}
return(returnValue);
}
public override ISubscriber GetSubscriber(SifContext context,IElementDef objectType)
{
return fLogger;
}
public override IQueryResults GetQueryResults(SifContext context, IElementDef objectType)
{
return fLogger;
}
static SifContext()
{
DEFAULT = new SifContext(SIF_DEFAULT);
sDefinedContexts = new Dictionary <String, SifContext>();
}
/// <summary> Gets the global ISubscriber message handler registered with the Agent for
/// the specified SIF object type.
///
/// </summary>
/// <param name="context">The SIF context to look up the ReportPublisher for.
/// The default implementaion of Agent only returns handlers for the SIF default
/// context.</param>
/// <param name="objectType">A SifDtd constant identifying a SIF Data Object type
/// (e.g. <c>SifDtd.STUDENTPERSONAL</c>)
///
/// </param>
/// <returns> The ISubscriber registered for this object type by the agent when
/// it called the <c>setSubscriber</c> method, or <c>null</c>
/// if no ISubscriber has been registered for the specified object type.
/// </returns>
public virtual ISubscriber GetSubscriber( SifContext context, IElementDef objectType )
{
ISubscriber s = null;
if ( SifContext.DEFAULT.Equals( context ) )
{
s = fSubs[objectType];
if ( s == null )
{
s = fSubs[SifDtd.SIF_MESSAGE];
}
}
return s;
}
/// <summary>
/// Gets the global QueryResults message handler registered with the Agent for the specified SIF object type.
/// </summary>
/// <param name="context">The SIF context to look up the QueryResults handler for.
/// The default implementation of Agent only returns handlers for
/// SIFContext.DEFAULT</param>
/// <param name="objectType">The QueryResults object registered for this object type by the
/// agent when it called the <code>setQueryResults</code> method, or
/// <code>null</code> if no QueryResults object has been registered
/// for the specified object type.</param>
/// <returns></returns>
public virtual IQueryResults GetQueryResults( SifContext context, IElementDef objectType )
{
IQueryResults q = null;
if ( SifContext.DEFAULT.Equals( context ) )
{
q = (IQueryResults) fQueryResults[objectType];
if ( q == null )
{
q = (IQueryResults) fQueryResults[SifDtd.SIF_MESSAGE];
}
}
return q;
}
/// <summary> Gets the global IPublisher message handler registered with the Agent for the
/// specified SIF object type.</summary>
/// <param name="context">The SIF context to look up the ReportPublisher for.
/// The default implementaion of Agent only returns handlers for the SIF default
/// context.</param>/// <param name="objectType">A SifDtd constant identifying a SIF Data Object type
/// (e.g. <c>SifDtd.STUDENTPERSONAL</c>)
///
/// </param>
/// <returns> The IPublisher message handler registered for this object type by the
/// agent when it called the <c>setPublisher</c> method, or <c>null</c> if
/// no IPublisher has been registered for the specified object type.
/// </returns>
public virtual IPublisher GetPublisher( SifContext context, IElementDef objectType )
{
IPublisher p = null;
if ( SifContext.DEFAULT.Equals( context ) )
{
p = (IPublisher) fPubs[objectType];
if ( p == null )
{
p = (IPublisher) fPubs[SifDtd.SIF_MESSAGE];
}
}
return p;
}
/// <summary>
/// Creates a SIFContext object with the given name. If the name
/// matches a context name already defined by the ADK, the existing context will
/// be returned.
/// </summary>
/// <param name="contextName"></param>
/// <returns></returns>
public static SifContext Create(String contextName)
{
if (contextName == null ||
contextName.Length == 0 ||
contextName == SIF_DEFAULT || //optimized
contextName.ToLower().Equals(SIF_DEFAULT.ToLower()))
{
return DEFAULT;
}
// Determine if the context is already defined
SifContext returnValue;
if( !sDefinedContexts.TryGetValue( contextName, out returnValue ) )
{
returnValue = new SifContext(contextName);
sDefinedContexts[contextName] = returnValue;
}
return returnValue;
}
static SifContext()
{
DEFAULT = new SifContext(SIF_DEFAULT);
sDefinedContexts = new Dictionary<String, SifContext>();
}
