private void FindMainGroupsInternal(IFindRecordListener listener, FindRecordSharedData sharedData)
{
while (NextSegment(sharedData.GroupMetaData))
{
if (context.IgnoredFormKinds.Contains(sharedData.GroupMetaData.FormKind))
{
// Skipt ignored form groups
SeekEndOfSegment();
}
else
{
totalRecordsFound++;
FindRecordsInternal(listener, sharedData, 0);
}
EndSegment();
if (sharedData.Args.Action == FindRecordListenerAction.Cancel)
{
if (CurrentSegment != null)
{
SeekEndOfSegment();
}
break;
}
}
}
private void FindRecordsInternal(IFindRecordListener listener, FindRecordSharedData sharedData, uint parentRecordFormId)
{
while (!IsEndOfSegment)
{
if (PeekNextSegmentSignature() == "GRUP")
{
FindInnerGroupsInternal(listener, sharedData, parentRecordFormId);
}
if (sharedData.Args.Action == FindRecordListenerAction.Cancel)
{
break;
}
while (NextSegment(sharedData.RecordMetaData))
{
totalRecordsFound++;
uint currentRecordFormId = sharedData.RecordMetaData.FormId;
listener.OnRecordFound(sharedData.RecordMetaData.Signature, sharedData.Args);
if (sharedData.Args.Action == FindRecordListenerAction.Read)
{
RecordEntry entry = sharedData.Args.TargetEntry;
entry.FilePosition = sharedData.RecordMetaData.Position;
entry.Signature = sharedData.RecordMetaData.Signature;
entry.FormId = sharedData.RecordMetaData.FormId;
entry.ParentRecordFormId = parentRecordFormId;
listener.OnRecordEntry(entry);
}
else if (sharedData.Args.Action == FindRecordListenerAction.Skip)
{
// Default to Read after skipping one record
sharedData.Args.Action = FindRecordListenerAction.Read;
}
SeekEndOfSegment();
EndSegment();
if (sharedData.Args.Action == FindRecordListenerAction.Cancel)
{
break;
}
// Try reading child records
if (PeekNextSegmentSignature() == "GRUP")
{
FindInnerGroupsInternal(listener, sharedData, currentRecordFormId);
}
}
if (sharedData.Args.Action == FindRecordListenerAction.Cancel)
{
SeekEndOfSegment();
break;
}
}
}
internal void FindRecords(IFindRecordListener listener)
{
// Change state to Indexing only when current state is AfterHeader
ChangeState(States.Indexing, s => s == States.AfterHeader);
FindRecordSharedData sharedData = new FindRecordSharedData()
{
Args = new FindRecordListenerArgs(),
RecordMetaData = context.CreateRecordMetaData(),
GroupMetaData = context.CreateGroupMetaData()
};
FindMainGroupsInternal(listener, sharedData);
ChangeState(States.Ready);
}
private void FindInnerGroupsInternal(IFindRecordListener listener, FindRecordSharedData sharedData, uint parentRecordFormId)
{
while (PeekNextSegmentSignature() == "GRUP")
{
NextSegment(sharedData.GroupMetaData);
totalRecordsFound++;
FindRecordsInternal(listener, sharedData, parentRecordFormId);
EndSegment();
if (sharedData.Args.Action == FindRecordListenerAction.Cancel)
{
SeekEndOfSegment();
break;
}
}
}
