public void dropCursor(DustProcCursor cursor)
{
if (null != cursor)
{
cursors.Remove(cursor);
}
}
public DustProcCursor optSetCursor(DustDataEntity ei, DustDataEntity eKey)
{
DustProcCursor cursor = DustProcCursor.optSet(ei, eKey);
if (null != cursor)
{
cursors.Insert(0, cursor);
}
return(cursor);
}
public bool visitRef(DustDataEntity ei, DustDataEntity eKey, object readerParent, bool close)
{
bool first = true;
DustProcCursor cursor = session.optSetCursor(ei, eKey);
if (null != cursor)
{
Exception procEx = null;
try {
foreach (DustDataReference ddr in cursor)
{
callbackTray.entity = ei;
callbackTray.value = ddr.eTarget;
callbackTray.key = eKey;
if (null != dvp)
{
if (first)
{
first = false;
}
else
{
sendVisitEvent(VisitEvent.refSep);
}
}
if (null != dvp)
{
object mapId = (DustValType.LinkDefMap == ddr.eLinkDef.optValType) ? ddr.getId() : null;
if (null != mapId)
{
callbackTray.key = mapId;
callbackTray.readerParent = readerParent;
callbackTray.entity = ddr.eTarget;
if (!sendVisitEvent(VisitEvent.keyStartOpt))
{
callbackTray.entity = ei;
continue;
}
}
callbackTray.entity = ddr.eTarget;
visitEntity(readerParent);
if (null != mapId)
{
callbackTray.key = mapId;
callbackTray.readerParent = readerParent;
callbackTray.entity = ddr.eTarget;
sendVisitEvent(VisitEvent.keyEnd);
}
callbackTray.key = eKey;
callbackTray.entity = ddr.eTarget;
callbackTray.readerParent = readerParent;
sendVisitEvent(VisitEvent.keyEnd);
}
}
if (!first && close)
{
sendVisitEvent(VisitEvent.visitEnd);
}
} catch (Exception ex) {
callbackTray.readerObject = procEx = ex;
sendVisitEvent((ex is DustException) ? VisitEvent.visitAborted : VisitEvent.visitInternalError);
} finally {
session.cursors.Remove(cursor);
}
if (null != procEx)
{
throw procEx;
}
}
return(!first);
}
