/** * <code>optional .openxc.DiagnosticResponse diagnostic_response = 4;</code> */ private com.google.protobuf.SingleFieldBuilderV3< com.openxc.BinaryMessages.DiagnosticResponse, com.openxc.BinaryMessages.DiagnosticResponse.Builder, com.openxc.BinaryMessages.DiagnosticResponseOrBuilder> getDiagnosticResponseFieldBuilder() { if (diagnosticResponseBuilder_ == null) { diagnosticResponseBuilder_ = new com.google.protobuf.SingleFieldBuilderV3< com.openxc.BinaryMessages.DiagnosticResponse, com.openxc.BinaryMessages.DiagnosticResponse.Builder, com.openxc.BinaryMessages.DiagnosticResponseOrBuilder>( getDiagnosticResponse(), getParentForChildren(), isClean()); diagnosticResponse_ = null; } return diagnosticResponseBuilder_; }