1 package net.pterodactylus.fcp.quelaton;
3 import java.io.IOException;
4 import java.util.Optional;
5 import java.util.concurrent.ExecutionException;
6 import java.util.concurrent.ExecutorService;
7 import java.util.concurrent.atomic.AtomicBoolean;
8 import java.util.concurrent.atomic.AtomicReference;
10 import net.pterodactylus.fcp.PluginInfo;
11 import net.pterodactylus.fcp.ProtocolError;
12 import net.pterodactylus.fcp.ReloadPlugin;
14 import com.google.common.util.concurrent.ListenableFuture;
15 import com.google.common.util.concurrent.ListeningExecutorService;
16 import com.google.common.util.concurrent.MoreExecutors;
19 * Default {@link ReloadPluginCommand} implementation based on {@link FcpDialog}.
21 * @author <a href="mailto:bombe@freenetproject.org">David ‘Bombe’ Roden</a>
23 public class ReloadPluginCommandImpl implements ReloadPluginCommand {
25 private static final RandomIdentifierGenerator IDENTIFIER = new RandomIdentifierGenerator();
26 private final ListeningExecutorService threadPool;
27 private final ConnectionSupplier connectionSupplier;
28 private final ReloadPlugin reloadPlugin = new ReloadPlugin(IDENTIFIER.generate());
30 public ReloadPluginCommandImpl(ExecutorService threadPool, ConnectionSupplier connectionSupplier) {
31 this.threadPool = MoreExecutors.listeningDecorator(threadPool);
32 this.connectionSupplier = connectionSupplier;
36 public ReloadPluginCommand waitFor(int milliseconds) {
37 reloadPlugin.setMaxWaitTime(milliseconds);
42 public ReloadPluginCommand purge() {
43 reloadPlugin.setPurge(true);
48 public Executable<Optional<PluginInfo>> plugin(String pluginClassName) {
49 reloadPlugin.setPluginName(pluginClassName);
53 private ListenableFuture<Optional<PluginInfo>> execute() {
54 return threadPool.submit(this::executeDialog);
57 private Optional<PluginInfo> executeDialog() throws IOException, ExecutionException, InterruptedException {
58 try (ReloadPluginDialog loadPluginDialog = new ReloadPluginDialog()) {
59 return loadPluginDialog.send(reloadPlugin).get();
63 private class ReloadPluginDialog extends FcpDialog<Optional<PluginInfo>> {
65 private final AtomicBoolean finished = new AtomicBoolean();
66 private final AtomicReference<PluginInfo> pluginInfo = new AtomicReference<>();
68 public ReloadPluginDialog() throws IOException {
69 super(threadPool, connectionSupplier.get());
73 protected boolean isFinished() {
74 return finished.get();
78 protected Optional<PluginInfo> getResult() {
79 return Optional.ofNullable(pluginInfo.get());
83 protected void consumePluginInfo(PluginInfo pluginInfo) {
84 this.pluginInfo.set(pluginInfo);
89 protected void consumeProtocolError(ProtocolError protocolError) {