1 package net.pterodactylus.fcp.quelaton;
3 import java.io.IOException;
4 import java.util.concurrent.ExecutorService;
5 import java.util.concurrent.atomic.AtomicBoolean;
6 import java.util.concurrent.atomic.AtomicReference;
8 import net.pterodactylus.fcp.GetNode;
9 import net.pterodactylus.fcp.NodeData;
11 import com.google.common.util.concurrent.ListenableFuture;
12 import com.google.common.util.concurrent.ListeningExecutorService;
13 import com.google.common.util.concurrent.MoreExecutors;
16 * Default {@link GetNodeCommandImpl} implementation based on {@link FcpReplySequence}.
18 * @author <a href="mailto:bombe@freenetproject.org">David ‘Bombe’ Roden</a>
20 public class GetNodeCommandImpl implements GetNodeCommand {
22 private final ListeningExecutorService threadPool;
23 private final ConnectionSupplier connectionSupplier;
24 private final AtomicBoolean giveOpennetRef = new AtomicBoolean(false);
26 public GetNodeCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier) {
27 this.threadPool = MoreExecutors.listeningDecorator(threadPool);
28 this.connectionSupplier = connectionSupplier;
32 public GetNodeCommand opennetRef() {
33 giveOpennetRef.set(true);
38 public ListenableFuture<NodeData> execute() {
39 GetNode getNode = new GetNode(new RandomIdentifierGenerator().generate(), giveOpennetRef.get(), false, false);
40 return threadPool.submit(() -> new GetNodeReplySequence().send(getNode).get());
43 private class GetNodeReplySequence extends FcpReplySequence<NodeData> {
45 private final AtomicReference<NodeData> nodeData = new AtomicReference<>();
47 public GetNodeReplySequence() throws IOException {
48 super(threadPool, connectionSupplier.get());
52 protected boolean isFinished() {
53 return nodeData.get() != null;
57 protected NodeData getResult() {
58 return nodeData.get();
62 protected void consumeNodeData(NodeData nodeData) {
63 this.nodeData.set(nodeData);