_ Git - ldk-java/blob - src/main/java/org/ldk/structs/ReadOnlyNetworkGraph.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  * A read-only view of [`NetworkGraph`].
  13  */
  14 @SuppressWarnings("unchecked") // We correctly assign various generic arrays
  15 public class ReadOnlyNetworkGraph extends CommonBase implements AutoCloseable {
  16         ReadOnlyNetworkGraph(Object _dummy, long ptr) { super(ptr); }
  17         @Override public void close() {
  18                 if (ptr != 0) { bindings.ReadOnlyNetworkGraph_free(ptr); }
  19         }
  20
  21         /**
  22          * Returns information on a channel with the given id.
  23          *
  24          * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
  25          */
  26         @Nullable
  27         public ChannelInfo channel(long short_channel_id) {
  28                 long ret = bindings.ReadOnlyNetworkGraph_channel(this.ptr, short_channel_id);
  29                 Reference.reachabilityFence(this);
  30                 Reference.reachabilityFence(short_channel_id);
  31                 if (ret >= 0 && ret <= 4096) { return null; }
  32                 org.ldk.structs.ChannelInfo ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.ChannelInfo(null, ret); }
  33                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  34                 return ret_hu_conv;
  35         }
  36
  37         /**
  38          * Returns the list of channels in the graph
  39          */
  40         public long[] list_channels() {
  41                 long[] ret = bindings.ReadOnlyNetworkGraph_list_channels(this.ptr);
  42                 Reference.reachabilityFence(this);
  43                 return ret;
  44         }
  45
  46         /**
  47          * Returns information on a node with the given id.
  48          *
  49          * Note that the return value (or a relevant inner pointer) may be NULL or all-0s to represent None
  50          */
  51         @Nullable
  52         public NodeInfo node(org.ldk.structs.NodeId node_id) {
  53                 long ret = bindings.ReadOnlyNetworkGraph_node(this.ptr, node_id == null ? 0 : node_id.ptr);
  54                 Reference.reachabilityFence(this);
  55                 Reference.reachabilityFence(node_id);
  56                 if (ret >= 0 && ret <= 4096) { return null; }
  57                 org.ldk.structs.NodeInfo ret_hu_conv = null; if (ret < 0 || ret > 4096) { ret_hu_conv = new org.ldk.structs.NodeInfo(null, ret); }
  58                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  59                 if (this != null) { this.ptrs_to.add(node_id); };
  60                 return ret_hu_conv;
  61         }
  62
  63         /**
  64          * Returns the list of nodes in the graph
  65          */
  66         public NodeId[] list_nodes() {
  67                 long[] ret = bindings.ReadOnlyNetworkGraph_list_nodes(this.ptr);
  68                 Reference.reachabilityFence(this);
  69                 int ret_conv_8_len = ret.length;
  70                 NodeId[] ret_conv_8_arr = new NodeId[ret_conv_8_len];
  71                 for (int i = 0; i < ret_conv_8_len; i++) {
  72                         long ret_conv_8 = ret[i];
  73                         org.ldk.structs.NodeId ret_conv_8_hu_conv = null; if (ret_conv_8 < 0 || ret_conv_8 > 4096) { ret_conv_8_hu_conv = new org.ldk.structs.NodeId(null, ret_conv_8); }
  74                         if (ret_conv_8_hu_conv != null) { ret_conv_8_hu_conv.ptrs_to.add(this); };
  75                         ret_conv_8_arr[i] = ret_conv_8_hu_conv;
  76                 }
  77                 return ret_conv_8_arr;
  78         }
  79
  80         /**
  81          * Get network addresses by node id.
  82          * Returns None if the requested node is completely unknown,
  83          * or if node announcement for the node was never received.
  84          */
  85         public Option_CVec_SocketAddressZZ get_addresses(byte[] pubkey) {
  86                 long ret = bindings.ReadOnlyNetworkGraph_get_addresses(this.ptr, InternalUtils.check_arr_len(pubkey, 33));
  87                 Reference.reachabilityFence(this);
  88                 Reference.reachabilityFence(pubkey);
  89                 if (ret >= 0 && ret <= 4096) { return null; }
  90                 org.ldk.structs.Option_CVec_SocketAddressZZ ret_hu_conv = org.ldk.structs.Option_CVec_SocketAddressZZ.constr_from_ptr(ret);
  91                 if (ret_hu_conv != null) { ret_hu_conv.ptrs_to.add(this); };
  92                 return ret_hu_conv;
  93         }
  94
  95 }