_ Git - ldk-java/blob - src/main/java/org/ldk/structs/HTLCFailChannelUpdate.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 javax.annotation.Nullable;
   8
   9
  10 /**
  11  * The information we received from a peer along the route of a payment we originated. This is
  12  * returned by ChannelMessageHandler::handle_update_fail_htlc to be passed into
  13  * RoutingMessageHandler::handle_htlc_fail_channel_update to update our network map.
  14  */
  15 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  16 public class HTLCFailChannelUpdate extends CommonBase {
  17         private HTLCFailChannelUpdate(Object _dummy, long ptr) { super(ptr); }
  18         @Override @SuppressWarnings("deprecation")
  19         protected void finalize() throws Throwable {
  20                 super.finalize();
  21                 if (ptr != 0) { bindings.HTLCFailChannelUpdate_free(ptr); }
  22         }
  23         static HTLCFailChannelUpdate constr_from_ptr(long ptr) {
  24                 bindings.LDKHTLCFailChannelUpdate raw_val = bindings.LDKHTLCFailChannelUpdate_ref_from_ptr(ptr);
  25                 if (raw_val.getClass() == bindings.LDKHTLCFailChannelUpdate.ChannelUpdateMessage.class) {
  26                         return new ChannelUpdateMessage(ptr, (bindings.LDKHTLCFailChannelUpdate.ChannelUpdateMessage)raw_val);
  27                 }
  28                 if (raw_val.getClass() == bindings.LDKHTLCFailChannelUpdate.ChannelClosed.class) {
  29                         return new ChannelClosed(ptr, (bindings.LDKHTLCFailChannelUpdate.ChannelClosed)raw_val);
  30                 }
  31                 if (raw_val.getClass() == bindings.LDKHTLCFailChannelUpdate.NodeFailure.class) {
  32                         return new NodeFailure(ptr, (bindings.LDKHTLCFailChannelUpdate.NodeFailure)raw_val);
  33                 }
  34                 assert false; return null; // Unreachable without extending the (internal) bindings interface
  35         }
  36
  37         public final static class ChannelUpdateMessage extends HTLCFailChannelUpdate {
  38                 /**
  39                  * The unwrapped message we received
  40                 */
  41                 public final ChannelUpdate msg;
  42                 private ChannelUpdateMessage(long ptr, bindings.LDKHTLCFailChannelUpdate.ChannelUpdateMessage obj) {
  43                         super(null, ptr);
  44                         long msg = obj.msg;
  45                         ChannelUpdate msg_hu_conv = new ChannelUpdate(null, msg);
  46                         msg_hu_conv.ptrs_to.add(this);
  47                         this.msg = msg_hu_conv;
  48                 }
  49         }
  50         public final static class ChannelClosed extends HTLCFailChannelUpdate {
  51                 /**
  52                  * The short_channel_id which has now closed.
  53                 */
  54                 public final long short_channel_id;
  55                 /**
  56                  * when this true, this channel should be permanently removed from the
  57                  * consideration. Otherwise, this channel can be restored as new channel_update is received
  58                 */
  59                 public final boolean is_permanent;
  60                 private ChannelClosed(long ptr, bindings.LDKHTLCFailChannelUpdate.ChannelClosed obj) {
  61                         super(null, ptr);
  62                         this.short_channel_id = obj.short_channel_id;
  63                         this.is_permanent = obj.is_permanent;
  64                 }
  65         }
  66         public final static class NodeFailure extends HTLCFailChannelUpdate {
  67                 /**
  68                  * The node_id that has failed.
  69                 */
  70                 public final byte[] node_id;
  71                 /**
  72                  * when this true, node should be permanently removed from the
  73                  * consideration. Otherwise, the channels connected to this node can be
  74                  * restored as new channel_update is received
  75                 */
  76                 public final boolean is_permanent;
  77                 private NodeFailure(long ptr, bindings.LDKHTLCFailChannelUpdate.NodeFailure obj) {
  78                         super(null, ptr);
  79                         this.node_id = obj.node_id;
  80                         this.is_permanent = obj.is_permanent;
  81                 }
  82         }
  83         /**
  84          * Creates a copy of the HTLCFailChannelUpdate
  85          */
  86         public HTLCFailChannelUpdate clone() {
  87                 long ret = bindings.HTLCFailChannelUpdate_clone(this.ptr);
  88                 if (ret < 1024) { return null; }
  89                 HTLCFailChannelUpdate ret_hu_conv = HTLCFailChannelUpdate.constr_from_ptr(ret);
  90                 ret_hu_conv.ptrs_to.add(this);
  91                 return ret_hu_conv;
  92         }
  93
  94         /**
  95          * Utility method to constructs a new ChannelUpdateMessage-variant HTLCFailChannelUpdate
  96          */
  97         public static HTLCFailChannelUpdate channel_update_message(ChannelUpdate msg) {
  98                 long ret = bindings.HTLCFailChannelUpdate_channel_update_message(msg == null ? 0 : msg.ptr & ~1);
  99                 if (ret < 1024) { return null; }
 100                 HTLCFailChannelUpdate ret_hu_conv = HTLCFailChannelUpdate.constr_from_ptr(ret);
 101                 ret_hu_conv.ptrs_to.add(ret_hu_conv);
 102                 ret_hu_conv.ptrs_to.add(msg);
 103                 return ret_hu_conv;
 104         }
 105
 106         /**
 107          * Utility method to constructs a new ChannelClosed-variant HTLCFailChannelUpdate
 108          */
 109         public static HTLCFailChannelUpdate channel_closed(long short_channel_id, boolean is_permanent) {
 110                 long ret = bindings.HTLCFailChannelUpdate_channel_closed(short_channel_id, is_permanent);
 111                 if (ret < 1024) { return null; }
 112                 HTLCFailChannelUpdate ret_hu_conv = HTLCFailChannelUpdate.constr_from_ptr(ret);
 113                 ret_hu_conv.ptrs_to.add(ret_hu_conv);
 114                 return ret_hu_conv;
 115         }
 116
 117         /**
 118          * Utility method to constructs a new NodeFailure-variant HTLCFailChannelUpdate
 119          */
 120         public static HTLCFailChannelUpdate node_failure(byte[] node_id, boolean is_permanent) {
 121                 long ret = bindings.HTLCFailChannelUpdate_node_failure(node_id, is_permanent);
 122                 if (ret < 1024) { return null; }
 123                 HTLCFailChannelUpdate ret_hu_conv = HTLCFailChannelUpdate.constr_from_ptr(ret);
 124                 ret_hu_conv.ptrs_to.add(ret_hu_conv);
 125                 return ret_hu_conv;
 126         }
 127
 128 }