/** * <code>optional .openxc.DiagnosticControlCommand diagnostic_request = 2;</code> */ private com.google.protobuf.SingleFieldBuilderV3< com.openxc.BinaryMessages.DiagnosticControlCommand, com.openxc.BinaryMessages.DiagnosticControlCommand.Builder, com.openxc.BinaryMessages.DiagnosticControlCommandOrBuilder> getDiagnosticRequestFieldBuilder() { if (diagnosticRequestBuilder_ == null) { diagnosticRequestBuilder_ = new com.google.protobuf.SingleFieldBuilderV3< com.openxc.BinaryMessages.DiagnosticControlCommand, com.openxc.BinaryMessages.DiagnosticControlCommand.Builder, com.openxc.BinaryMessages.DiagnosticControlCommandOrBuilder>( getDiagnosticRequest(), getParentForChildren(), isClean()); diagnosticRequest_ = null; } return diagnosticRequestBuilder_; }