_ Git - ldk-java/blob - src/main/java/org/ldk/structs/P2PGossipSync.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 /**
  12  * Receives and validates network updates from peers,
  13  * stores authentic and relevant data as a network graph.
  14  * This network graph is then used for routing payments.
  15  * Provides interface to help with initial routing sync by
  16  * serving historical announcements.
  17  */
  18 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  19 public class P2PGossipSync extends CommonBase {
  20         P2PGossipSync(Object _dummy, long ptr) { super(ptr); }
  21         @Override @SuppressWarnings("deprecation")
  22         protected void finalize() throws Throwable {
  23                 super.finalize();
  24                 if (ptr != 0) { bindings.P2PGossipSync_free(ptr); }
  25         }
  26
  27         /**
  28          * Creates a new tracker of the actual state of the network of channels and nodes,
  29          * assuming an existing Network Graph.
  30          * Chain monitor is used to make sure announced channels exist on-chain,
  31          * channel data is correct, and that the announcement is signed with
  32          * channel owners' keys.
  33          */
  34         public static P2PGossipSync of(org.ldk.structs.NetworkGraph network_graph, org.ldk.structs.Option_AccessZ chain_access, org.ldk.structs.Logger logger) {
  35                 long ret = bindings.P2PGossipSync_new(network_graph == null ? 0 : network_graph.ptr, chain_access.ptr, logger == null ? 0 : logger.ptr);
  36                 Reference.reachabilityFence(network_graph);
  37                 Reference.reachabilityFence(chain_access);
  38                 Reference.reachabilityFence(logger);
  39                 if (ret >= 0 && ret <= 4096) { return null; }
  40                 org.ldk.structs.P2PGossipSync ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.P2PGossipSync(null, ret); }
  41                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(ret_hu_conv); };
  42                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(network_graph); };
  43                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(chain_access); };
  44                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(logger); };
  45                 return ret_hu_conv;
  46         }
  47
  48         /**
  49          * Adds a provider used to check new announcements. Does not affect
  50          * existing announcements unless they are updated.
  51          * Add, update or remove the provider would replace the current one.
  52          */
  53         public void add_chain_access(org.ldk.structs.Option_AccessZ chain_access) {
  54                 bindings.P2PGossipSync_add_chain_access(this.ptr, chain_access.ptr);
  55                 Reference.reachabilityFence(this);
  56                 Reference.reachabilityFence(chain_access);
  57                 if (this != null) { this.ptrs_to.add(chain_access); };
  58         }
  59
  60         /**
  61          * Constructs a new RoutingMessageHandler which calls the relevant methods on this_arg.
  62          * This copies the `inner` pointer in this_arg and thus the returned RoutingMessageHandler must be freed before this_arg is
  63          */
  64         public RoutingMessageHandler as_RoutingMessageHandler() {
  65                 long ret = bindings.P2PGossipSync_as_RoutingMessageHandler(this.ptr);
  66                 Reference.reachabilityFence(this);
  67                 if (ret >= 0 && ret <= 4096) { return null; }
  68                 RoutingMessageHandler ret_hu_conv = new RoutingMessageHandler(null, ret);
  69                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  70                 return ret_hu_conv;
  71         }
  72
  73         /**
  74          * Constructs a new MessageSendEventsProvider which calls the relevant methods on this_arg.
  75          * This copies the `inner` pointer in this_arg and thus the returned MessageSendEventsProvider must be freed before this_arg is
  76          */
  77         public MessageSendEventsProvider as_MessageSendEventsProvider() {
  78                 long ret = bindings.P2PGossipSync_as_MessageSendEventsProvider(this.ptr);
  79                 Reference.reachabilityFence(this);
  80                 if (ret >= 0 && ret <= 4096) { return null; }
  81                 MessageSendEventsProvider ret_hu_conv = new MessageSendEventsProvider(null, ret);
  82                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  83                 return ret_hu_conv;
  84         }
  85
  86 }