_ Git - ldk-java/blob - src/main/java/org/ldk/structs/Router.java

   1 package org.ldk.structs;
   2
   3 import org.ldk.impl.bindings;
   4 import org.ldk.enums.*;
   5 import org.ldk.util.*;
   6 import java.util.Arrays;
   7 import java.lang.ref.Reference;
   8 import javax.annotation.Nullable;
   9
  10 /**
  11  * A trait defining behavior for routing a payment.
  12  */
  13 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  14 public class Router extends CommonBase {
  15         final bindings.LDKRouter bindings_instance;
  16         Router(Object _dummy, long ptr) { super(ptr); bindings_instance = null; }
  17         private Router(bindings.LDKRouter arg) {
  18                 super(bindings.LDKRouter_new(arg));
  19                 this.ptrs_to.add(arg);
  20                 this.bindings_instance = arg;
  21         }
  22         @Override @SuppressWarnings("deprecation")
  23         protected void finalize() throws Throwable {
  24                 if (ptr != 0) { bindings.Router_free(ptr); } super.finalize();
  25         }
  26
  27         public static interface RouterInterface {
  28                 /**
  29                  * Finds a [`Route`] between `payer` and `payee` for a payment with the given values.
  30                  *
  31                  * Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None
  32                  */
  33                 Result_RouteLightningErrorZ find_route(byte[] payer, RouteParameters route_params, ChannelDetails[] first_hops, InFlightHtlcs inflight_htlcs);
  34                 /**
  35                  * Finds a [`Route`] between `payer` and `payee` for a payment with the given values. Includes
  36                  * `PaymentHash` and `PaymentId` to be able to correlate the request with a specific payment.
  37                  *
  38                  * Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None
  39                  */
  40                 Result_RouteLightningErrorZ find_route_with_id(byte[] payer, RouteParameters route_params, ChannelDetails[] first_hops, InFlightHtlcs inflight_htlcs, byte[] _payment_hash, byte[] _payment_id);
  41                 /**
  42                  * Lets the router know that payment through a specific path has failed.
  43                  */
  44                 void notify_payment_path_failed(RouteHop[] path, long short_channel_id);
  45                 /**
  46                  * Lets the router know that payment through a specific path was successful.
  47                  */
  48                 void notify_payment_path_successful(RouteHop[] path);
  49                 /**
  50                  * Lets the router know that a payment probe was successful.
  51                  */
  52                 void notify_payment_probe_successful(RouteHop[] path);
  53                 /**
  54                  * Lets the router know that a payment probe failed.
  55                  */
  56                 void notify_payment_probe_failed(RouteHop[] path, long short_channel_id);
  57         }
  58         private static class LDKRouterHolder { Router held; }
  59         public static Router new_impl(RouterInterface arg) {
  60                 final LDKRouterHolder impl_holder = new LDKRouterHolder();
  61                 impl_holder.held = new Router(new bindings.LDKRouter() {
  62                         @Override public long find_route(byte[] payer, long route_params, long[] first_hops, long inflight_htlcs) {
  63                                 org.ldk.structs.RouteParameters route_params_hu_conv = null; if (route_params < 0 || route_params > 4096) { route_params_hu_conv = new org.ldk.structs.RouteParameters(null, route_params); }
  64                                 int first_hops_conv_16_len = first_hops.length;
  65                                 ChannelDetails[] first_hops_conv_16_arr = new ChannelDetails[first_hops_conv_16_len];
  66                                 if (first_hops != null) {
  67                                         for (int q = 0; q < first_hops_conv_16_len; q++) {
  68                                                 long first_hops_conv_16 = first_hops[q];
  69                                                 org.ldk.structs.ChannelDetails first_hops_conv_16_hu_conv = null; if (first_hops_conv_16 < 0 || first_hops_conv_16 > 4096) { first_hops_conv_16_hu_conv = new org.ldk.structs.ChannelDetails(null, first_hops_conv_16); }
  70                                                 if (first_hops_conv_16_hu_conv != null) { first_hops_conv_16_hu_conv.ptrs_to.add(this); };
  71                                                 first_hops_conv_16_arr[q] = first_hops_conv_16_hu_conv;
  72                                         }
  73                                 }
  74                                 org.ldk.structs.InFlightHtlcs inflight_htlcs_hu_conv = null; if (inflight_htlcs < 0 || inflight_htlcs > 4096) { inflight_htlcs_hu_conv = new org.ldk.structs.InFlightHtlcs(null, inflight_htlcs); }
  75                                 if (inflight_htlcs_hu_conv != null) { inflight_htlcs_hu_conv.ptrs_to.add(this); };
  76                                 Result_RouteLightningErrorZ ret = arg.find_route(payer, route_params_hu_conv, first_hops_conv_16_arr, inflight_htlcs_hu_conv);
  77                                 Reference.reachabilityFence(arg);
  78                                 long result = ret == null ? 0 : ret.clone_ptr();
  79                                 return result;
  80                         }
  81                         @Override public long find_route_with_id(byte[] payer, long route_params, long[] first_hops, long inflight_htlcs, byte[] _payment_hash, byte[] _payment_id) {
  82                                 org.ldk.structs.RouteParameters route_params_hu_conv = null; if (route_params < 0 || route_params > 4096) { route_params_hu_conv = new org.ldk.structs.RouteParameters(null, route_params); }
  83                                 int first_hops_conv_16_len = first_hops.length;
  84                                 ChannelDetails[] first_hops_conv_16_arr = new ChannelDetails[first_hops_conv_16_len];
  85                                 if (first_hops != null) {
  86                                         for (int q = 0; q < first_hops_conv_16_len; q++) {
  87                                                 long first_hops_conv_16 = first_hops[q];
  88                                                 org.ldk.structs.ChannelDetails first_hops_conv_16_hu_conv = null; if (first_hops_conv_16 < 0 || first_hops_conv_16 > 4096) { first_hops_conv_16_hu_conv = new org.ldk.structs.ChannelDetails(null, first_hops_conv_16); }
  89                                                 if (first_hops_conv_16_hu_conv != null) { first_hops_conv_16_hu_conv.ptrs_to.add(this); };
  90                                                 first_hops_conv_16_arr[q] = first_hops_conv_16_hu_conv;
  91                                         }
  92                                 }
  93                                 org.ldk.structs.InFlightHtlcs inflight_htlcs_hu_conv = null; if (inflight_htlcs < 0 || inflight_htlcs > 4096) { inflight_htlcs_hu_conv = new org.ldk.structs.InFlightHtlcs(null, inflight_htlcs); }
  94                                 if (inflight_htlcs_hu_conv != null) { inflight_htlcs_hu_conv.ptrs_to.add(this); };
  95                                 Result_RouteLightningErrorZ ret = arg.find_route_with_id(payer, route_params_hu_conv, first_hops_conv_16_arr, inflight_htlcs_hu_conv, _payment_hash, _payment_id);
  96                                 Reference.reachabilityFence(arg);
  97                                 long result = ret == null ? 0 : ret.clone_ptr();
  98                                 return result;
  99                         }
 100                         @Override public void notify_payment_path_failed(long[] path, long short_channel_id) {
 101                                 int path_conv_10_len = path.length;
 102                                 RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
 103                                 for (int k = 0; k < path_conv_10_len; k++) {
 104                                         long path_conv_10 = path[k];
 105                                         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); }
 106                                         if (path_conv_10_hu_conv != null) { path_conv_10_hu_conv.ptrs_to.add(this); };
 107                                         path_conv_10_arr[k] = path_conv_10_hu_conv;
 108                                 }
 109                                 arg.notify_payment_path_failed(path_conv_10_arr, short_channel_id);
 110                                 Reference.reachabilityFence(arg);
 111                         }
 112                         @Override public void notify_payment_path_successful(long[] path) {
 113                                 int path_conv_10_len = path.length;
 114                                 RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
 115                                 for (int k = 0; k < path_conv_10_len; k++) {
 116                                         long path_conv_10 = path[k];
 117                                         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); }
 118                                         if (path_conv_10_hu_conv != null) { path_conv_10_hu_conv.ptrs_to.add(this); };
 119                                         path_conv_10_arr[k] = path_conv_10_hu_conv;
 120                                 }
 121                                 arg.notify_payment_path_successful(path_conv_10_arr);
 122                                 Reference.reachabilityFence(arg);
 123                         }
 124                         @Override public void notify_payment_probe_successful(long[] path) {
 125                                 int path_conv_10_len = path.length;
 126                                 RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
 127                                 for (int k = 0; k < path_conv_10_len; k++) {
 128                                         long path_conv_10 = path[k];
 129                                         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); }
 130                                         if (path_conv_10_hu_conv != null) { path_conv_10_hu_conv.ptrs_to.add(this); };
 131                                         path_conv_10_arr[k] = path_conv_10_hu_conv;
 132                                 }
 133                                 arg.notify_payment_probe_successful(path_conv_10_arr);
 134                                 Reference.reachabilityFence(arg);
 135                         }
 136                         @Override public void notify_payment_probe_failed(long[] path, long short_channel_id) {
 137                                 int path_conv_10_len = path.length;
 138                                 RouteHop[] path_conv_10_arr = new RouteHop[path_conv_10_len];
 139                                 for (int k = 0; k < path_conv_10_len; k++) {
 140                                         long path_conv_10 = path[k];
 141                                         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); }
 142                                         if (path_conv_10_hu_conv != null) { path_conv_10_hu_conv.ptrs_to.add(this); };
 143                                         path_conv_10_arr[k] = path_conv_10_hu_conv;
 144                                 }
 145                                 arg.notify_payment_probe_failed(path_conv_10_arr, short_channel_id);
 146                                 Reference.reachabilityFence(arg);
 147                         }
 148                 });
 149                 return impl_holder.held;
 150         }
 151         /**
 152          * Finds a [`Route`] between `payer` and `payee` for a payment with the given values.
 153          *
 154          * Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None
 155          */
 156         public Result_RouteLightningErrorZ find_route(byte[] payer, org.ldk.structs.RouteParameters route_params, @Nullable ChannelDetails[] first_hops, org.ldk.structs.InFlightHtlcs inflight_htlcs) {
 157                 long ret = bindings.Router_find_route(this.ptr, InternalUtils.check_arr_len(payer, 33), route_params == null ? 0 : route_params.ptr, first_hops != null ? Arrays.stream(first_hops).mapToLong(first_hops_conv_16 -> first_hops_conv_16 == null ? 0 : first_hops_conv_16.ptr).toArray() : null, inflight_htlcs == null ? 0 : inflight_htlcs.ptr);
 158                 Reference.reachabilityFence(this);
 159                 Reference.reachabilityFence(payer);
 160                 Reference.reachabilityFence(route_params);
 161                 Reference.reachabilityFence(first_hops);
 162                 Reference.reachabilityFence(inflight_htlcs);
 163                 if (ret >= 0 && ret <= 4096) { return null; }
 164                 Result_RouteLightningErrorZ ret_hu_conv = Result_RouteLightningErrorZ.constr_from_ptr(ret);
 165                 if (this != null) { this.ptrs_to.add(route_params); };
 166                 if (first_hops != null) { for (ChannelDetails first_hops_conv_16: first_hops) { if (this != null) { this.ptrs_to.add(first_hops_conv_16); }; } };
 167                 if (this != null) { this.ptrs_to.add(inflight_htlcs); };
 168                 return ret_hu_conv;
 169         }
 170
 171         /**
 172          * Finds a [`Route`] between `payer` and `payee` for a payment with the given values. Includes
 173          * `PaymentHash` and `PaymentId` to be able to correlate the request with a specific payment.
 174          *
 175          * Note that first_hops (or a relevant inner pointer) may be NULL or all-0s to represent None
 176          */
 177         public Result_RouteLightningErrorZ find_route_with_id(byte[] payer, org.ldk.structs.RouteParameters route_params, @Nullable ChannelDetails[] first_hops, org.ldk.structs.InFlightHtlcs inflight_htlcs, byte[] _payment_hash, byte[] _payment_id) {
 178                 long ret = bindings.Router_find_route_with_id(this.ptr, InternalUtils.check_arr_len(payer, 33), route_params == null ? 0 : route_params.ptr, first_hops != null ? Arrays.stream(first_hops).mapToLong(first_hops_conv_16 -> first_hops_conv_16 == null ? 0 : first_hops_conv_16.ptr).toArray() : null, inflight_htlcs == null ? 0 : inflight_htlcs.ptr, InternalUtils.check_arr_len(_payment_hash, 32), InternalUtils.check_arr_len(_payment_id, 32));
 179                 Reference.reachabilityFence(this);
 180                 Reference.reachabilityFence(payer);
 181                 Reference.reachabilityFence(route_params);
 182                 Reference.reachabilityFence(first_hops);
 183                 Reference.reachabilityFence(inflight_htlcs);
 184                 Reference.reachabilityFence(_payment_hash);
 185                 Reference.reachabilityFence(_payment_id);
 186                 if (ret >= 0 && ret <= 4096) { return null; }
 187                 Result_RouteLightningErrorZ ret_hu_conv = Result_RouteLightningErrorZ.constr_from_ptr(ret);
 188                 if (this != null) { this.ptrs_to.add(route_params); };
 189                 if (first_hops != null) { for (ChannelDetails first_hops_conv_16: first_hops) { if (this != null) { this.ptrs_to.add(first_hops_conv_16); }; } };
 190                 if (this != null) { this.ptrs_to.add(inflight_htlcs); };
 191                 return ret_hu_conv;
 192         }
 193
 194         /**
 195          * Lets the router know that payment through a specific path has failed.
 196          */
 197         public void notify_payment_path_failed(RouteHop[] path, long short_channel_id) {
 198                 bindings.Router_notify_payment_path_failed(this.ptr, path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr).toArray() : null, short_channel_id);
 199                 Reference.reachabilityFence(this);
 200                 Reference.reachabilityFence(path);
 201                 Reference.reachabilityFence(short_channel_id);
 202                 for (RouteHop path_conv_10: path) { if (this != null) { this.ptrs_to.add(path_conv_10); }; };
 203         }
 204
 205         /**
 206          * Lets the router know that payment through a specific path was successful.
 207          */
 208         public void notify_payment_path_successful(RouteHop[] path) {
 209                 bindings.Router_notify_payment_path_successful(this.ptr, path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr).toArray() : null);
 210                 Reference.reachabilityFence(this);
 211                 Reference.reachabilityFence(path);
 212                 for (RouteHop path_conv_10: path) { if (this != null) { this.ptrs_to.add(path_conv_10); }; };
 213         }
 214
 215         /**
 216          * Lets the router know that a payment probe was successful.
 217          */
 218         public void notify_payment_probe_successful(RouteHop[] path) {
 219                 bindings.Router_notify_payment_probe_successful(this.ptr, path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr).toArray() : null);
 220                 Reference.reachabilityFence(this);
 221                 Reference.reachabilityFence(path);
 222                 for (RouteHop path_conv_10: path) { if (this != null) { this.ptrs_to.add(path_conv_10); }; };
 223         }
 224
 225         /**
 226          * Lets the router know that a payment probe failed.
 227          */
 228         public void notify_payment_probe_failed(RouteHop[] path, long short_channel_id) {
 229                 bindings.Router_notify_payment_probe_failed(this.ptr, path != null ? Arrays.stream(path).mapToLong(path_conv_10 -> path_conv_10 == null ? 0 : path_conv_10.ptr).toArray() : null, short_channel_id);
 230                 Reference.reachabilityFence(this);
 231                 Reference.reachabilityFence(path);
 232                 Reference.reachabilityFence(short_channel_id);
 233                 for (RouteHop path_conv_10: path) { if (this != null) { this.ptrs_to.add(path_conv_10); }; };
 234         }
 235
 236 }