- byte[] ret = bindings.BuiltCommitmentTransaction_sign(this.ptr, funding_key, funding_redeemscript, channel_value_satoshis);
+ byte[] ret = bindings.BuiltCommitmentTransaction_sign(this.ptr, InternalUtils.check_arr_len(funding_key, 32), funding_redeemscript, channel_value_satoshis);
+ Reference.reachabilityFence(this);
+ Reference.reachabilityFence(funding_key);
+ Reference.reachabilityFence(funding_redeemscript);
+ Reference.reachabilityFence(channel_value_satoshis);