[#BloombergLP-ball-RecordBuffer-beginSequence] = xref:BloombergLP.adoc[BloombergLP]::xref:BloombergLP/ball.adoc[ball]::xref:BloombergLP/ball/RecordBuffer.adoc[RecordBuffer]::beginSequence :relfileprefix: ../../../ :mrdocs: _Lock_ this record buffer so that a sequence of method invocations on this record buffer can occur uninterrupted by other threads. The buffer will remain _locked_ until `endSequence` is called. == Synopsis Declared in `<ball_recordbuffer.h>` [source,cpp,subs="verbatim,replacements,macros,-callouts"] ---- virtual void beginSequence() = 0; ---- [.small]#Created with https://www.mrdocs.com[MrDocs]#