remove AsynchronousByteListenChannel

runtime-rpc/src/main/java/org/capnproto/EzRpcServer.java

@@ -31,21 +31,6 @@ public class EzRpcServer {
     }
 
     public CompletableFuture<java.lang.Void> start() {
-        return this.twoPartyRpc.listen(new AsynchronousByteListenChannel() {
+        return this.twoPartyRpc.listen(this.serverAcceptSocket);
-            @Override
-            public <A> void accept(A attachment, CompletionHandler<AsynchronousByteChannel, ? super A> handler) {
-                serverAcceptSocket.accept(attachment, new CompletionHandler<>() {
-                    @Override
-                    public void completed(AsynchronousSocketChannel result, A attachment) {
-                        handler.completed(result, attachment);
-                    }
-
-                    @Override
-                    public void failed(Throwable exc, A attachment) {
-                        handler.failed(exc, attachment);
-                    }
-                });
-            }
-        });
     }
 }

runtime-rpc/src/main/java/org/capnproto/TwoPartyServer.java

@@ -39,11 +39,11 @@ public class TwoPartyServer {
         });
     }
 
-    public CompletableFuture<java.lang.Void> listen(AsynchronousByteListenChannel listener) {
+    public CompletableFuture<java.lang.Void> listen(AsynchronousServerSocketChannel listener) {
-        var result = new CompletableFuture<AsynchronousByteChannel>();
+        var result = new CompletableFuture<AsynchronousSocketChannel>();
         listener.accept(null, new CompletionHandler<>() {
             @Override
-            public void completed(AsynchronousByteChannel channel, Object attachment) {
+            public void completed(AsynchronousSocketChannel channel, Object attachment) {
                 accept(channel);
                 result.complete(null);
             }

runtime-rpc/src/main/java/org/capnproto/TwoPartyVatNetwork.java

@@ -2,6 +2,7 @@ package org.capnproto;
 
 import java.io.FileDescriptor;
 import java.nio.channels.AsynchronousByteChannel;
+import java.nio.channels.AsynchronousSocketChannel;
 import java.util.List;
 import java.util.concurrent.CompletableFuture;
 
@@ -71,7 +72,9 @@ public class TwoPartyVatNetwork
 
         var result = this.previousWrite.whenComplete((void_, exc) -> {
             try {
-                this.channel.shutdownOutput();
+              if (this.channel instanceof AsynchronousSocketChannel) {
+                ((AsynchronousSocketChannel)this.channel).shutdownOutput();
+              }
             }
             catch (Exception ignored) {
             }

runtime/src/main/java/org/capnproto/AsynchronousByteListenChannel.java

@@ -1,8 +0,0 @@
-package org.capnproto;
-
-import java.nio.channels.AsynchronousByteChannel;
-import java.nio.channels.CompletionHandler;
-
-public interface AsynchronousByteListenChannel {
-    public abstract <A> void accept(A attachment, CompletionHandler<AsynchronousByteChannel,? super A> handler);
-}