public io.pravega.controller.stream.api.grpc.v1.Controller.SegmentsAtTime buildPartial() { io.pravega.controller.stream.api.grpc.v1.Controller.SegmentsAtTime result = new io.pravega.controller.stream.api.grpc.v1.Controller.SegmentsAtTime(this); int from_bitField0_ = bitField0_; int to_bitField0_ = 0; if (segmentsBuilder_ == null) { if (((bitField0_ & 0x00000001) == 0x00000001)) { segments_ = java.util.Collections.unmodifiableList(segments_); bitField0_ = (bitField0_ & ~0x00000001); } result.segments_ = segments_; } else { result.segments_ = segmentsBuilder_.build(); } result.delegationToken_ = delegationToken_; result.bitField0_ = to_bitField0_; onBuilt(); return result; }