public Builder setOnlyAlive(boolean value) {
                bitField0_ |= 0x00000004;
                onlyAlive_ = value;
                onChanged();
                return this;
            }
<code>optional bool only_alive = 3 [default = false];</code>
jraft-core/src/main/java/com/alipay/sofa/jraft/rpc/CliRequests.java