* Returns the fee in msats willing to be paid to avoid routing `send_amt_msat` through the
* given channel in the direction from `source` to `target`.
*
- * The channel's capacity (less any other MPP parts which are also being considered for use in
- * the same payment) is given by `channel_capacity_msat`. It may be guessed from various
- * sources or assumed from no data at all.
- *
- * For hints provided in the invoice, we assume the channel has sufficient capacity to accept
- * the invoice's full amount, and provide a `channel_capacity_msat` of `None`. In all other
- * cases it is set to `Some`, even if we're guessing at the channel value.
- *
- * Your code should be overflow-safe through a `channel_capacity_msat` of 21 million BTC.
+ * The channel's capacity (less any other MPP parts that are also being considered for use in
+ * the same payment) is given by `capacity_msat`. It may be determined from various sources
+ * such as a chain data, network gossip, or invoice hints. For invoice hints, a capacity near
+ * [`u64::max_value`] is given to indicate sufficient capacity for the invoice's full amount.
+ * Thus, implementations should be overflow-safe.
*/
- long channel_penalty_msat(long short_channel_id, long send_amt_msat, Option_u64Z channel_capacity_msat, NodeId source, NodeId target);
+ long channel_penalty_msat(long short_channel_id, NodeId source, NodeId target, ChannelUsage usage);
/**
* Handles updating channel penalties after failing to route through a channel.
*/
public static Score new_impl(ScoreInterface arg) {
final LDKScoreHolder impl_holder = new LDKScoreHolder();
impl_holder.held = new Score(new bindings.LDKScore() {
- @Override public long channel_penalty_msat(long short_channel_id, long send_amt_msat, long channel_capacity_msat, long source, long target) {
- Option_u64Z channel_capacity_msat_hu_conv = Option_u64Z.constr_from_ptr(channel_capacity_msat);
- channel_capacity_msat_hu_conv.ptrs_to.add(this);
- NodeId source_hu_conv = null; if (source < 0 || source > 4096) { source_hu_conv = new NodeId(null, source); }
- NodeId target_hu_conv = null; if (target < 0 || target > 4096) { target_hu_conv = new NodeId(null, target); }
- long ret = arg.channel_penalty_msat(short_channel_id, send_amt_msat, channel_capacity_msat_hu_conv, source_hu_conv, target_hu_conv);
+ @Override public long channel_penalty_msat(long short_channel_id, long source, long target, long usage) {
+ org.ldk.structs.NodeId source_hu_conv = null; if (source < 0 || source > 4096) { source_hu_conv = new org.ldk.structs.NodeId(null, source); }
+ org.ldk.structs.NodeId target_hu_conv = null; if (target < 0 || target > 4096) { target_hu_conv = new org.ldk.structs.NodeId(null, target); }
+ org.ldk.structs.ChannelUsage usage_hu_conv = null; if (usage < 0 || usage > 4096) { usage_hu_conv = new org.ldk.structs.ChannelUsage(null, usage); }
+ usage_hu_conv.ptrs_to.add(this);
+ long ret = arg.channel_penalty_msat(short_channel_id, source_hu_conv, target_hu_conv, usage_hu_conv);
+ Reference.reachabilityFence(arg);
return ret;
}
@Override public void payment_path_failed(long[] path, long short_channel_id) {
- RouteHop[] path_conv_10_arr = new RouteHop[path.length];
- for (int k = 0; k < path.length; k++) {
+ int path_conv_10_len = path.length;
+ RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
+ for (int k = 0; k < path_conv_10_len; k++) {
long path_conv_10 = path[k];
- RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new RouteHop(null, path_conv_10); }
+ org.ldk.structs.RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, path_conv_10); }
path_conv_10_hu_conv.ptrs_to.add(this);
path_conv_10_arr[k] = path_conv_10_hu_conv;
}
arg.payment_path_failed(path_conv_10_arr, short_channel_id);
+ Reference.reachabilityFence(arg);
}
@Override public void payment_path_successful(long[] path) {
- RouteHop[] path_conv_10_arr = new RouteHop[path.length];
- for (int k = 0; k < path.length; k++) {
+ int path_conv_10_len = path.length;
+ RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
+ for (int k = 0; k < path_conv_10_len; k++) {
long path_conv_10 = path[k];
- RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new RouteHop(null, path_conv_10); }
+ org.ldk.structs.RouteHop path_conv_10_hu_conv = null; if (path_conv_10 < 0 || path_conv_10 > 4096) { path_conv_10_hu_conv = new org.ldk.structs.RouteHop(null, path_conv_10); }
path_conv_10_hu_conv.ptrs_to.add(this);
path_conv_10_arr[k] = path_conv_10_hu_conv;
}
arg.payment_path_successful(path_conv_10_arr);
+ Reference.reachabilityFence(arg);
}
@Override public byte[] write() {
byte[] ret = arg.write();
+ Reference.reachabilityFence(arg);
return ret;
}
});
* Returns the fee in msats willing to be paid to avoid routing `send_amt_msat` through the
* given channel in the direction from `source` to `target`.
*
- * The channel's capacity (less any other MPP parts which are also being considered for use in
- * the same payment) is given by `channel_capacity_msat`. It may be guessed from various
- * sources or assumed from no data at all.
- *
- * For hints provided in the invoice, we assume the channel has sufficient capacity to accept
- * the invoice's full amount, and provide a `channel_capacity_msat` of `None`. In all other
- * cases it is set to `Some`, even if we're guessing at the channel value.
- *
- * Your code should be overflow-safe through a `channel_capacity_msat` of 21 million BTC.
+ * The channel's capacity (less any other MPP parts that are also being considered for use in
+ * the same payment) is given by `capacity_msat`. It may be determined from various sources
+ * such as a chain data, network gossip, or invoice hints. For invoice hints, a capacity near
+ * [`u64::max_value`] is given to indicate sufficient capacity for the invoice's full amount.
+ * Thus, implementations should be overflow-safe.
*/
- public long channel_penalty_msat(long short_channel_id, long send_amt_msat, Option_u64Z channel_capacity_msat, NodeId source, NodeId target) {
- long ret = bindings.Score_channel_penalty_msat(this.ptr, short_channel_id, send_amt_msat, channel_capacity_msat.ptr, source == null ? 0 : source.ptr & ~1, target == null ? 0 : target.ptr & ~1);
+ public long channel_penalty_msat(long short_channel_id, NodeId source, NodeId target, ChannelUsage usage) {
+ long ret = bindings.Score_channel_penalty_msat(this.ptr, short_channel_id, source == null ? 0 : source.ptr & ~1, target == null ? 0 : target.ptr & ~1, usage == null ? 0 : usage.ptr & ~1);
Reference.reachabilityFence(this);
Reference.reachabilityFence(short_channel_id);
- Reference.reachabilityFence(send_amt_msat);
- Reference.reachabilityFence(channel_capacity_msat);
Reference.reachabilityFence(source);
Reference.reachabilityFence(target);
+ Reference.reachabilityFence(usage);
this.ptrs_to.add(source);
this.ptrs_to.add(target);
return ret;