Builder (com.intellij.execution.process.mediator.rpc.DataChunk value) { if (chunkBuilder_ == null) { if (fileHandleOrBufferCase_ == 2 && fileHandleOrBuffer_ != com.intellij.execution.process.mediator.rpc.DataChunk.getDefaultInstance()) { fileHandleOrBuffer_ = com.intellij.execution.process.mediator.rpc.DataChunk.newBuilder((com.intellij.execution.process.mediator.rpc.DataChunk) fileHandleOrBuffer_) .mergeFrom(value).buildPartial(); } else { fileHandleOrBuffer_ = value; } onChanged(); } else { if (fileHandleOrBufferCase_ == 2) { chunkBuilder_.mergeFrom(value); } chunkBuilder_.setMessage(value); } fileHandleOrBufferCase_ = 2; return this; }