src/net/pterodactylus/fcp/highlevel/HighLevelClient.java

   1 /*
   2  * fcplib - HighLevelClient.java -
   3  * Copyright © 2008 David Roden
   4  *
   5  * This program is free software; you can redistribute it and/or modify
   6  * it under the terms of the GNU General Public License as published by
   7  * the Free Software Foundation; either version 2 of the License, or
   8  * (at your option) any later version.
   9  *
  10  * This program is distributed in the hope that it will be useful,
  11  * but WITHOUT ANY WARRANTY; without even the implied warranty of
  12  * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
  13  * GNU General Public License for more details.
  14  *
  15  * You should have received a copy of the GNU General Public License
  16  * along with this program; if not, write to the Free Software
  17  * Foundation, Inc., 59 Temple Place - Suite 330, Boston, MA 02111-1307, USA.
  18  */
  19
  20 package net.pterodactylus.fcp.highlevel;
  21
  22 import java.io.BufferedReader;
  23 import java.io.File;
  24 import java.io.FileReader;
  25 import java.io.FileWriter;
  26 import java.io.IOException;
  27 import java.net.InetAddress;
  28 import java.net.URL;
  29 import java.net.UnknownHostException;
  30 import java.util.ArrayList;
  31 import java.util.Collections;
  32 import java.util.HashMap;
  33 import java.util.List;
  34 import java.util.Map;
  35 import java.util.Map.Entry;
  36 import java.util.logging.Level;
  37 import java.util.logging.Logger;
  38
  39 import net.pterodactylus.fcp.AddPeer;
  40 import net.pterodactylus.fcp.AllData;
  41 import net.pterodactylus.fcp.ClientGet;
  42 import net.pterodactylus.fcp.ClientHello;
  43 import net.pterodactylus.fcp.CloseConnectionDuplicateClientName;
  44 import net.pterodactylus.fcp.ConfigData;
  45 import net.pterodactylus.fcp.DataFound;
  46 import net.pterodactylus.fcp.EndListPeerNotes;
  47 import net.pterodactylus.fcp.EndListPeers;
  48 import net.pterodactylus.fcp.EndListPersistentRequests;
  49 import net.pterodactylus.fcp.FCPPluginReply;
  50 import net.pterodactylus.fcp.FcpConnection;
  51 import net.pterodactylus.fcp.FcpListener;
  52 import net.pterodactylus.fcp.FcpMessage;
  53 import net.pterodactylus.fcp.FcpUtils;
  54 import net.pterodactylus.fcp.FinishedCompression;
  55 import net.pterodactylus.fcp.GenerateSSK;
  56 import net.pterodactylus.fcp.GetFailed;
  57 import net.pterodactylus.fcp.IdentifierCollision;
  58 import net.pterodactylus.fcp.ListPeers;
  59 import net.pterodactylus.fcp.ListPersistentRequests;
  60 import net.pterodactylus.fcp.NodeData;
  61 import net.pterodactylus.fcp.NodeHello;
  62 import net.pterodactylus.fcp.NodeRef;
  63 import net.pterodactylus.fcp.Peer;
  64 import net.pterodactylus.fcp.PeerNote;
  65 import net.pterodactylus.fcp.PeerRemoved;
  66 import net.pterodactylus.fcp.PersistentGet;
  67 import net.pterodactylus.fcp.PersistentPut;
  68 import net.pterodactylus.fcp.PersistentPutDir;
  69 import net.pterodactylus.fcp.PersistentRequestModified;
  70 import net.pterodactylus.fcp.PersistentRequestRemoved;
  71 import net.pterodactylus.fcp.PluginInfo;
  72 import net.pterodactylus.fcp.ProtocolError;
  73 import net.pterodactylus.fcp.PutFailed;
  74 import net.pterodactylus.fcp.PutFetchable;
  75 import net.pterodactylus.fcp.PutSuccessful;
  76 import net.pterodactylus.fcp.ReturnType;
  77 import net.pterodactylus.fcp.SSKKeypair;
  78 import net.pterodactylus.fcp.SimpleProgress;
  79 import net.pterodactylus.fcp.StartedCompression;
  80 import net.pterodactylus.fcp.SubscribedUSKUpdate;
  81 import net.pterodactylus.fcp.TestDDAComplete;
  82 import net.pterodactylus.fcp.TestDDAReply;
  83 import net.pterodactylus.fcp.TestDDARequest;
  84 import net.pterodactylus.fcp.TestDDAResponse;
  85 import net.pterodactylus.fcp.URIGenerated;
  86 import net.pterodactylus.fcp.UnknownNodeIdentifier;
  87 import net.pterodactylus.fcp.UnknownPeerNoteType;
  88 import net.pterodactylus.fcp.WatchGlobal;
  89
  90 /**
  91  * A high-level client that allows simple yet full-featured access to a Freenet
  92  * node.
  93  *
  94  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  95  * @version $Id$
  96  */
  97 public class HighLevelClient {
  98
  99         /** Logger. */
 100         private static final Logger logger = Logger.getLogger(HighLevelClient.class.getName());
 101
 102         /** Object for internal synchronization. */
 103         private final Object syncObject = new Object();
 104
 105         /** The name of the client. */
 106         private final String clientName;
 107
 108         /** The FCP connection to the node. */
 109         private FcpConnection fcpConnection = null;
 110
 111         /** Listeners for high-level client events. */
 112         private List<HighLevelClientListener> highLevelClientListeners = Collections.synchronizedList(new ArrayList<HighLevelClientListener>());
 113
 114         /** The listener for the connection. */
 115         private HighLevelClientFcpListener highLevelClientFcpListener = new HighLevelClientFcpListener();
 116
 117         /** The listeners for progress events. */
 118         private List<HighLevelProgressListener> highLevelProgressListeners = Collections.synchronizedList(new ArrayList<HighLevelProgressListener>());
 119
 120         /** The callback for {@link #connect(String)}. */
 121         private HighLevelCallback<ConnectResult> connectCallback;
 122
 123         /** Mapping from request identifiers to callbacks. */
 124         private Map<String, HighLevelCallback<KeyGenerationResult>> keyGenerationCallbacks = Collections.synchronizedMap(new HashMap<String, HighLevelCallback<KeyGenerationResult>>());
 125
 126         /** Mapping from request identifier to peer list callbacks. */
 127         private Map<String, HighLevelCallback<PeerListResult>> peerListCallbacks = Collections.synchronizedMap(new HashMap<String, HighLevelCallback<PeerListResult>>());
 128
 129         /** Mapping from request identifier to peer callbacks. */
 130         private Map<String, HighLevelCallback<PeerResult>> peerCallbacks = Collections.synchronizedMap(new HashMap<String, HighLevelCallback<PeerResult>>());
 131
 132         /** Mapping from directories to DDA callbacks. */
 133         private Map<String, HighLevelCallback<DirectDiskAccessResult>> directDiskAccessCallbacks = Collections.synchronizedMap(new HashMap<String, HighLevelCallback<DirectDiskAccessResult>>());
 134
 135         /** Mapping from request identifiers to download callbacks. */
 136         private Map<String, HighLevelProgressCallback<DownloadResult>> downloadCallbacks = Collections.synchronizedMap(new HashMap<String, HighLevelProgressCallback<DownloadResult>>());
 137
 138         /** The callback for {@link #getRequests()}. */
 139         private HighLevelCallback<RequestListResult> requestListCallback;
 140
 141         /**
 142          * Creates a new high-level client that connects to a node on
 143          * <code>localhost</code>.
 144          *
 145          * @param clientName
 146          *            The name of the client
 147          */
 148         public HighLevelClient(String clientName) {
 149                 this.clientName = clientName;
 150         }
 151
 152         //
 153         // EVENT MANAGEMENT
 154         //
 155
 156         /**
 157          * Adds the given high-level client listener to list of listeners.
 158          *
 159          * @param highLevelClientListener
 160          *            The listener to add
 161          */
 162         public void addHighLevelClientListener(HighLevelClientListener highLevelClientListener) {
 163                 highLevelClientListeners.add(highLevelClientListener);
 164         }
 165
 166         /**
 167          * Removes the given high-level client listener from the list of listeners.
 168          *
 169          * @param highLevelClientListener
 170          *            The listener to remove
 171          */
 172         public void removeHighLevelClientListener(HighLevelClientListener highLevelClientListener) {
 173                 highLevelClientListeners.remove(highLevelClientListener);
 174         }
 175
 176         /**
 177          * Notifies all listeners that a client has connected.
 178          */
 179         private void fireClientConnected() {
 180                 for (HighLevelClientListener highLevelClientListener: highLevelClientListeners) {
 181                         highLevelClientListener.clientConnected(this);
 182                 }
 183         }
 184
 185         /**
 186          * Notifies all listeners that a client has disconnected.
 187          *
 188          * @param throwable
 189          *            The exception that caused the disconnect, or <code>null</code>
 190          *            if there was no exception
 191          */
 192         private void fireClientDisconnected(Throwable throwable) {
 193                 for (HighLevelClientListener highLevelClientListener: highLevelClientListeners) {
 194                         highLevelClientListener.clientDisconnected(this, throwable);
 195                 }
 196         }
 197
 198         /**
 199          * Adds a high-level progress listener.
 200          *
 201          * @param highLevelProgressListener
 202          *            The high-level progress listener to add
 203          */
 204         public void addHighLevelProgressListener(HighLevelProgressListener highLevelProgressListener) {
 205                 highLevelProgressListeners.add(highLevelProgressListener);
 206         }
 207
 208         /**
 209          * Removes a high-level progress listener.
 210          *
 211          * @param highLevelProgressListener
 212          *            The high-level progress listener to remove
 213          */
 214         public void removeHighLevelProgressListener(HighLevelProgressListener highLevelProgressListener) {
 215                 highLevelProgressListeners.remove(highLevelProgressListener);
 216         }
 217
 218         /**
 219          * Notifies all listeners that the request with the given identifier made
 220          * some progress.
 221          *
 222          * @param identifier
 223          *            The identifier of the request
 224          * @param highLevelProgress
 225          *            The progress of the request
 226          */
 227         private void fireProgressReceived(String identifier, HighLevelProgress highLevelProgress) {
 228                 for (HighLevelProgressListener highLevelProgressListener: highLevelProgressListeners) {
 229                         highLevelProgressListener.progressReceived(this, identifier, highLevelProgress);
 230                 }
 231         }
 232
 233         //
 234         // ACCESSORS
 235         //
 236
 237         /**
 238          * Returns the FCP connection that backs this high-level client. This method
 239          * should be used with care as fiddling around with the FCP connection can
 240          * easily break the high-level client if you don’t know what you’re doing!
 241          *
 242          * @return The FCP connection of this client
 243          */
 244         public FcpConnection getFcpConnection() {
 245                 return fcpConnection;
 246         }
 247
 248         /**
 249          * Returns whether the node is connected.
 250          *
 251          * @return <code>true</code> if the node is currently connected,
 252          *         <code>false</code> otherwise
 253          */
 254         public boolean isConnected() {
 255                 return fcpConnection != null;
 256         }
 257
 258         //
 259         // ACTIONS
 260         //
 261
 262         /**
 263          * Connects the client.
 264          *
 265          * @param hostname
 266          *            The hostname of the node
 267          * @return A callback with a connection result
 268          * @throws UnknownHostException
 269          *             if the hostname can not be resolved
 270          * @throws IOException
 271          *             if an I/O error occurs communicating with the node
 272          */
 273         public HighLevelCallback<ConnectResult> connect(String hostname) throws UnknownHostException, IOException {
 274                 return connect(hostname, 9481);
 275         }
 276
 277         /**
 278          * Connects the client.
 279          *
 280          * @param hostname
 281          *            The hostname of the node
 282          * @param port
 283          *            The port number of the node
 284          * @return A callback with a connection result
 285          * @throws UnknownHostException
 286          *             if the hostname can not be resolved
 287          * @throws IOException
 288          *             if an I/O error occurs communicating with the node
 289          */
 290         public HighLevelCallback<ConnectResult> connect(String hostname, int port) throws UnknownHostException, IOException {
 291                 return connect(InetAddress.getByName(hostname), port);
 292         }
 293
 294         /**
 295          * Connects the client.
 296          *
 297          * @param address
 298          *            The address of the node
 299          * @param port
 300          *            The port number of the node
 301          * @return A callback with a connection result
 302          * @throws IOException
 303          *             if an I/O error occurs communicating with the node
 304          */
 305         public HighLevelCallback<ConnectResult> connect(InetAddress address, int port) throws IOException {
 306                 try {
 307                         fcpConnection = new FcpConnection(address, port);
 308                         fcpConnection.addFcpListener(highLevelClientFcpListener);
 309                         fcpConnection.connect();
 310                         ClientHello clientHello = new ClientHello(clientName);
 311                         connectCallback = new HighLevelCallback<ConnectResult>(new ConnectResult());
 312                         fcpConnection.sendMessage(clientHello);
 313                         return connectCallback;
 314                 } catch (IOException ioe1) {
 315                         fcpConnection = null;
 316                         throw ioe1;
 317                 }
 318         }
 319
 320         /**
 321          * Disconnects the client from the node.
 322          */
 323         public void disconnect() {
 324                 disconnect(null);
 325         }
 326
 327         /**
 328          * Generates a new SSK keypair.
 329          *
 330          * @return A callback with the keypair
 331          * @throws IOException
 332          *             if an I/O error occurs communicating with the node
 333          */
 334         public HighLevelCallback<KeyGenerationResult> generateKey() throws IOException {
 335                 String identifier = generateIdentifier("generateSSK");
 336                 GenerateSSK generateSSK = new GenerateSSK(identifier);
 337                 HighLevelCallback<KeyGenerationResult> keyGenerationCallback = new HighLevelCallback<KeyGenerationResult>(new KeyGenerationResult(identifier));
 338                 keyGenerationCallbacks.put(identifier, keyGenerationCallback);
 339                 fcpConnection.sendMessage(generateSSK);
 340                 return keyGenerationCallback;
 341         }
 342
 343         /**
 344          * Sets whether to watch the global queue.
 345          *
 346          * @param enabled
 347          *            <code>true</code> to watch the global queue in addition to
 348          *            the client-local queue, <code>false</code> to only watch the
 349          *            client-local queue
 350          * @throws IOException
 351          *             if an I/O error occurs communicating with the node
 352          */
 353         public void setWatchGlobal(boolean enabled) throws IOException {
 354                 WatchGlobal watchGlobal = new WatchGlobal(enabled);
 355                 fcpConnection.sendMessage(watchGlobal);
 356         }
 357
 358         /**
 359          * Gets a list of all peers from the node.
 360          *
 361          * @return A callback with the peer list
 362          * @throws IOException
 363          *             if an I/O error occurs with the node
 364          */
 365         public HighLevelCallback<PeerListResult> getPeers() throws IOException {
 366                 String identifier = generateIdentifier("listPeers");
 367                 ListPeers listPeers = new ListPeers(identifier, true, true);
 368                 HighLevelCallback<PeerListResult> peerListCallback = new HighLevelCallback<PeerListResult>(new PeerListResult(identifier));
 369                 peerListCallbacks.put(identifier, peerListCallback);
 370                 fcpConnection.sendMessage(listPeers);
 371                 return peerListCallback;
 372         }
 373
 374         /**
 375          * Adds the peer whose noderef is stored in the given file.
 376          *
 377          * @param nodeRefFile
 378          *            The name of the file the peer’s noderef is stored in
 379          * @return A peer callback
 380          * @throws IOException
 381          *             if an I/O error occurs communicating with the node
 382          */
 383         public HighLevelCallback<PeerResult> addPeer(String nodeRefFile) throws IOException {
 384                 String identifier = generateIdentifier("addPeer");
 385                 AddPeer addPeer = new AddPeer(nodeRefFile);
 386                 HighLevelCallback<PeerResult> peerCallback = new HighLevelCallback<PeerResult>(new PeerResult(identifier));
 387                 peerCallbacks.put(identifier, peerCallback);
 388                 fcpConnection.sendMessage(addPeer);
 389                 return peerCallback;
 390         }
 391
 392         /**
 393          * Adds the peer whose noderef is stored in the given file.
 394          *
 395          * @param nodeRefURL
 396          *            The URL where the peer’s noderef is stored
 397          * @return A peer callback
 398          * @throws IOException
 399          *             if an I/O error occurs communicating with the node
 400          */
 401         public HighLevelCallback<PeerResult> addPeer(URL nodeRefURL) throws IOException {
 402                 String identifier = generateIdentifier("addPeer");
 403                 AddPeer addPeer = new AddPeer(nodeRefURL);
 404                 HighLevelCallback<PeerResult> peerCallback = new HighLevelCallback<PeerResult>(new PeerResult(identifier));
 405                 peerCallbacks.put(identifier, peerCallback);
 406                 fcpConnection.sendMessage(addPeer);
 407                 return peerCallback;
 408         }
 409
 410         /**
 411          * Adds the peer whose noderef is stored in the given file.
 412          *
 413          * @param nodeRef
 414          *            The peer’s noderef
 415          * @return A peer callback
 416          * @throws IOException
 417          *             if an I/O error occurs communicating with the node
 418          */
 419         public HighLevelCallback<PeerResult> addPeer(NodeRef nodeRef) throws IOException {
 420                 String identifier = generateIdentifier("addPeer");
 421                 AddPeer addPeer = new AddPeer(nodeRef);
 422                 HighLevelCallback<PeerResult> peerCallback = new HighLevelCallback<PeerResult>(new PeerResult(identifier));
 423                 peerCallbacks.put(identifier, peerCallback);
 424                 fcpConnection.sendMessage(addPeer);
 425                 return peerCallback;
 426         }
 427
 428         /**
 429          * Checks whether direct disk access for the given directory is possible.
 430          * You have to perform this check before you can upload or download anything
 431          * from or the disk directly!
 432          *
 433          * @param directory
 434          *            The directory to check
 435          * @param wantRead
 436          *            Whether you want to read the given directory
 437          * @param wantWrite
 438          *            Whether you want to write to the given directory
 439          * @return A direct disk access callback
 440          * @throws IOException
 441          */
 442         public HighLevelCallback<DirectDiskAccessResult> checkDirectDiskAccess(String directory, boolean wantRead, boolean wantWrite) throws IOException {
 443                 TestDDARequest testDDARequest = new TestDDARequest(directory, wantRead, wantWrite);
 444                 HighLevelCallback<DirectDiskAccessResult> directDiskAccessCallback = new HighLevelCallback<DirectDiskAccessResult>(new DirectDiskAccessResult(directory));
 445                 directDiskAccessCallbacks.put(directory, directDiskAccessCallback);
 446                 fcpConnection.sendMessage(testDDARequest);
 447                 return directDiskAccessCallback;
 448         }
 449
 450         /**
 451          * Starts a download. Files can either be download to disk or streamed from
 452          * the node. When downloading to disk you have to perform a direct disk
 453          * access check for the directory you want to put the downloaded file in!
 454          *
 455          * @see #checkDirectDiskAccess(String, boolean, boolean)
 456          * @param uri
 457          *            The URI to get
 458          * @param filename
 459          *            The filename to save the data to, or <code>null</code> to
 460          *            retrieve the data as InputStream from the
 461          *            {@link DownloadResult}
 462          * @param global
 463          *            Whether to put the download on the global queue
 464          * @return A download result
 465          * @throws IOException
 466          *             if an I/O error occurs communicating with the node
 467          */
 468         public HighLevelProgressCallback<DownloadResult> download(String uri, String filename, boolean global) throws IOException {
 469                 String identifier = generateIdentifier("download");
 470                 ClientGet clientGet = new ClientGet(uri, identifier, (filename == null) ? ReturnType.direct : ReturnType.disk);
 471                 clientGet.setGlobal(global);
 472                 HighLevelProgressCallback<DownloadResult> downloadCallback = new HighLevelProgressCallback<DownloadResult>(new DownloadResult(identifier));
 473                 downloadCallbacks.put(identifier, downloadCallback);
 474                 fcpConnection.sendMessage(clientGet);
 475                 return downloadCallback;
 476         }
 477
 478         /**
 479          * Requests a list of all running requests from the node.
 480          *
 481          * @return The request list result
 482          * @throws IOException
 483          *             if an I/O errors communicating with the node
 484          */
 485         public HighLevelCallback<RequestListResult> getRequests() throws IOException {
 486                 String identifier = generateIdentifier("list-persistent-requests");
 487                 ListPersistentRequests listPersistentRequests = new ListPersistentRequests();
 488                 synchronized (syncObject) {
 489                         if (requestListCallback != null) {
 490                                 logger.log(Level.SEVERE, "getRequests() called with request still running!");
 491                         }
 492                         requestListCallback = new HighLevelCallback<RequestListResult>(new RequestListResult(identifier));
 493                 }
 494                 fcpConnection.sendMessage(listPersistentRequests);
 495                 return requestListCallback;
 496         }
 497
 498         //
 499         // PRIVATE METHODS
 500         //
 501
 502         /**
 503          * Generates an identifier for the given function.
 504          *
 505          * @param function
 506          *            The name of the function
 507          * @return An identifier
 508          */
 509         private String generateIdentifier(String function) {
 510                 return "jFCPlib-" + function + "-" + System.currentTimeMillis();
 511         }
 512
 513         /**
 514          * Disconnects the client from the node, handing the given Throwable to
 515          * {@link #fireClientDisconnected(Throwable)}.
 516          *
 517          * @param throwable
 518          *            The exception that caused the disconnect, or <code>null</code>
 519          *            if there was no exception
 520          */
 521         private void disconnect(Throwable throwable) {
 522                 if (fcpConnection != null) {
 523                         fcpConnection.close();
 524                 }
 525                 fcpConnection = null;
 526         }
 527
 528         /**
 529          * FCP listener for {@link HighLevelClient}.
 530          *
 531          * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
 532          * @version $Id$
 533          */
 534         private class HighLevelClientFcpListener implements FcpListener {
 535
 536                 /** Mapping from directory to written file (for cleanup). */
 537                 private final Map<DirectDiskAccessResult, String> writtenFiles = new HashMap<DirectDiskAccessResult, String>();
 538
 539                 /**
 540                  * Creates a new FCP listener for {@link HighLevelClient}.
 541                  */
 542                 HighLevelClientFcpListener() {
 543                         /* do nothing. */
 544                 }
 545
 546                 //
 547                 // PRIVATE METHODS
 548                 //
 549
 550                 /**
 551                  * Searches all callback collections for a callback with the given
 552                  * identifier and cancels it.
 553                  *
 554                  * @param identifier
 555                  *            The identifier to search for, or <code>null</code> to
 556                  *            cancel all pending requests
 557                  */
 558                 @SuppressWarnings("synthetic-access")
 559                 private void cancelIdentifier(String identifier) {
 560                         synchronized (syncObject) {
 561                                 if (connectCallback != null) {
 562                                         connectCallback.getIntermediaryResult().setFailed(true);
 563                                         connectCallback.setDone();
 564                                         connectCallback = null;
 565                                 }
 566                                 if (requestListCallback != null) {
 567                                         requestListCallback.getIntermediaryResult().setFailed(true);
 568                                         requestListCallback.setDone();
 569                                         requestListCallback = null;
 570                                 }
 571                         }
 572                         if (identifier == null) {
 573                                 /* key generation callbacks */
 574                                 for (Entry<String, HighLevelCallback<KeyGenerationResult>> keyGenerationEntry: keyGenerationCallbacks.entrySet()) {
 575                                         keyGenerationEntry.getValue().getIntermediaryResult().setFailed(true);
 576                                         keyGenerationEntry.getValue().setDone();
 577                                 }
 578                                 keyGenerationCallbacks.clear();
 579                                 /* peer list callbacks. */
 580                                 for (Entry<String, HighLevelCallback<PeerListResult>> peerListEntry: peerListCallbacks.entrySet()) {
 581                                         peerListEntry.getValue().getIntermediaryResult().setFailed(true);
 582                                         peerListEntry.getValue().setDone();
 583                                 }
 584                                 peerListCallbacks.clear();
 585                                 /* peer callbacks. */
 586                                 for (Entry<String, HighLevelCallback<PeerResult>> peerEntry: peerCallbacks.entrySet()) {
 587                                         peerEntry.getValue().getIntermediaryResult().setFailed(true);
 588                                         peerEntry.getValue().setDone();
 589                                 }
 590                                 peerCallbacks.clear();
 591                                 /* direct disk access callbacks. */
 592                                 for (Entry<String, HighLevelCallback<DirectDiskAccessResult>> directDiskAccessEntry: directDiskAccessCallbacks.entrySet()) {
 593                                         directDiskAccessEntry.getValue().getIntermediaryResult().setFailed(true);
 594                                         directDiskAccessEntry.getValue().setDone();
 595                                 }
 596                                 directDiskAccessCallbacks.clear();
 597                                 /* download callbacks. */
 598                                 for (Entry<String, HighLevelProgressCallback<DownloadResult>> downloadEntry: downloadCallbacks.entrySet()) {
 599                                         downloadEntry.getValue().getIntermediaryResult().setFailed(true);
 600                                         downloadEntry.getValue().setDone();
 601                                 }
 602                                 downloadCallbacks.clear();
 603                         } else {
 604                                 HighLevelCallback<KeyGenerationResult> keyGenerationCallback = keyGenerationCallbacks.remove(identifier);
 605                                 if (keyGenerationCallback != null) {
 606                                         keyGenerationCallback.getIntermediaryResult().setFailed(true);
 607                                         keyGenerationCallback.setDone();
 608                                         return;
 609                                 }
 610                                 HighLevelCallback<PeerListResult> peerListCallback = peerListCallbacks.remove(identifier);
 611                                 if (peerListCallback != null) {
 612                                         peerListCallback.getIntermediaryResult().setFailed(true);
 613                                         peerListCallback.setDone();
 614                                         return;
 615                                 }
 616                                 HighLevelCallback<PeerResult> peerCallback = peerCallbacks.remove(identifier);
 617                                 if (peerCallback != null) {
 618                                         peerCallback.getIntermediaryResult().setFailed(true);
 619                                         peerCallback.setDone();
 620                                         return;
 621                                 }
 622                                 HighLevelCallback<DirectDiskAccessResult> directDiskAccessCallback = directDiskAccessCallbacks.remove(identifier);
 623                                 if (directDiskAccessCallback != null) {
 624                                         directDiskAccessCallback.getIntermediaryResult().setFailed(true);
 625                                         directDiskAccessCallback.setDone();
 626                                         return;
 627                                 }
 628                                 HighLevelProgressCallback<DownloadResult> downloadCallback = downloadCallbacks.remove(identifier);
 629                                 if (downloadCallback != null) {
 630                                         downloadCallback.getIntermediaryResult().setFailed(true);
 631                                         downloadCallback.setDone();
 632                                         return;
 633                                 }
 634                         }
 635                 }
 636
 637                 /**
 638                  * Reads the given file and returns the first line of the file.
 639                  *
 640                  * @param readFilename
 641                  *            The name of the file to read
 642                  * @return The content of the file
 643                  */
 644                 private String readContent(String readFilename) {
 645                         FileReader fileReader = null;
 646                         BufferedReader bufferedFileReader = null;
 647                         try {
 648                                 fileReader = new FileReader(readFilename);
 649                                 bufferedFileReader = new BufferedReader(fileReader);
 650                                 String content = bufferedFileReader.readLine();
 651                                 return content;
 652                         } catch (IOException ioe1) {
 653                                 /* swallow. */
 654                         } finally {
 655                                 FcpUtils.close(bufferedFileReader);
 656                                 FcpUtils.close(fileReader);
 657                         }
 658                         return null;
 659                 }
 660
 661                 /**
 662                  * Writes the given content to the given file.
 663                  *
 664                  * @param directDiskAccessResult
 665                  *            The DDA result
 666                  * @param writeFilename
 667                  *            The name of the file to write to
 668                  * @param writeContent
 669                  *            The content to write to the file
 670                  */
 671                 private void writeContent(DirectDiskAccessResult directDiskAccessResult, String writeFilename, String writeContent) {
 672                         if ((writeFilename == null) || (writeContent == null)) {
 673                                 return;
 674                         }
 675                         writtenFiles.put(directDiskAccessResult, writeFilename);
 676                         FileWriter fileWriter = null;
 677                         try {
 678                                 fileWriter = new FileWriter(writeFilename);
 679                                 fileWriter.write(writeContent);
 680                         } catch (IOException ioe1) {
 681                                 /* swallow. */
 682                         } finally {
 683                                 FcpUtils.close(fileWriter);
 684                         }
 685                 }
 686
 687                 /**
 688                  * Cleans up any files that written for the given result.
 689                  *
 690                  * @param directDiskAccessResult
 691                  *            The direct disk access result
 692                  */
 693                 @SuppressWarnings("synthetic-access")
 694                 private void cleanFiles(DirectDiskAccessResult directDiskAccessResult) {
 695                         String writeFilename = writtenFiles.remove(directDiskAccessResult);
 696                         if (writeFilename != null) {
 697                                 if (!new File(writeFilename).delete()) {
 698                                         logger.warning("could not delete " + writeFilename);
 699                                 }
 700                         }
 701                 }
 702
 703                 //
 704                 // INTERFACE FcpListener
 705                 //
 706
 707                 /**
 708                  * @see net.pterodactylus.fcp.FcpListener#connectionClosed(net.pterodactylus.fcp.FcpConnection,
 709                  *      Throwable)
 710                  */
 711                 @SuppressWarnings("synthetic-access")
 712                 public void connectionClosed(FcpConnection fcpConnection, Throwable throwable) {
 713                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 714                                 return;
 715                         }
 716                         cancelIdentifier(null);
 717                         disconnect(throwable);
 718                         fireClientDisconnected(throwable);
 719                 }
 720
 721                 /**
 722                  * @see net.pterodactylus.fcp.FcpListener#receivedAllData(net.pterodactylus.fcp.FcpConnection,
 723                  *      net.pterodactylus.fcp.AllData)
 724                  */
 725                 public void receivedAllData(FcpConnection fcpConnection, AllData allData) {
 726                         /* TODO */
 727                 }
 728
 729                 /**
 730                  * @see net.pterodactylus.fcp.FcpListener#receivedCloseConnectionDuplicateClientName(net.pterodactylus.fcp.FcpConnection,
 731                  *      net.pterodactylus.fcp.CloseConnectionDuplicateClientName)
 732                  */
 733                 public void receivedCloseConnectionDuplicateClientName(FcpConnection fcpConnection, CloseConnectionDuplicateClientName closeConnectionDuplicateClientName) {
 734                         /* TODO */
 735                 }
 736
 737                 /**
 738                  * @see net.pterodactylus.fcp.FcpListener#receivedConfigData(net.pterodactylus.fcp.FcpConnection,
 739                  *      net.pterodactylus.fcp.ConfigData)
 740                  */
 741                 public void receivedConfigData(FcpConnection fcpConnection, ConfigData configData) {
 742                         /* TODO */
 743                 }
 744
 745                 /**
 746                  * @see net.pterodactylus.fcp.FcpListener#receivedDataFound(net.pterodactylus.fcp.FcpConnection,
 747                  *      net.pterodactylus.fcp.DataFound)
 748                  */
 749                 public void receivedDataFound(FcpConnection fcpConnection, DataFound dataFound) {
 750                         /* TODO */
 751                 }
 752
 753                 /**
 754                  * @see net.pterodactylus.fcp.FcpListener#receivedEndListPeerNotes(net.pterodactylus.fcp.FcpConnection,
 755                  *      net.pterodactylus.fcp.EndListPeerNotes)
 756                  */
 757                 public void receivedEndListPeerNotes(FcpConnection fcpConnection, EndListPeerNotes endListPeerNotes) {
 758                         /* TODO */
 759                 }
 760
 761                 /**
 762                  * @see net.pterodactylus.fcp.FcpListener#receivedEndListPeers(net.pterodactylus.fcp.FcpConnection,
 763                  *      net.pterodactylus.fcp.EndListPeers)
 764                  */
 765                 @SuppressWarnings("synthetic-access")
 766                 public void receivedEndListPeers(FcpConnection fcpConnection, EndListPeers endListPeers) {
 767                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 768                                 return;
 769                         }
 770                         String identifier = endListPeers.getIdentifier();
 771                         HighLevelCallback<PeerListResult> peerListCallback = peerListCallbacks.remove(identifier);
 772                         if (peerListCallback == null) {
 773                                 return;
 774                         }
 775                         peerListCallback.setDone();
 776                 }
 777
 778                 /**
 779                  * @see net.pterodactylus.fcp.FcpListener#receivedEndListPersistentRequests(net.pterodactylus.fcp.FcpConnection,
 780                  *      net.pterodactylus.fcp.EndListPersistentRequests)
 781                  */
 782                 @SuppressWarnings("synthetic-access")
 783                 public void receivedEndListPersistentRequests(FcpConnection fcpConnection, EndListPersistentRequests endListPersistentRequests) {
 784                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 785                                 return;
 786                         }
 787                         synchronized (syncObject) {
 788                                 if (HighLevelClient.this.requestListCallback == null) {
 789                                         logger.log(Level.WARNING, "got EndListPersistentRequests without running request!");
 790                                         return;
 791                                 }
 792                                 requestListCallback.setDone();
 793                                 requestListCallback = null;
 794                         }
 795                 }
 796
 797                 /**
 798                  * @see net.pterodactylus.fcp.FcpListener#receivedFCPPluginReply(net.pterodactylus.fcp.FcpConnection,
 799                  *      net.pterodactylus.fcp.FCPPluginReply)
 800                  */
 801                 public void receivedFCPPluginReply(FcpConnection fcpConnection, FCPPluginReply fcpPluginReply) {
 802                         /* TODO */
 803                 }
 804
 805                 /**
 806                  * @see net.pterodactylus.fcp.FcpListener#receivedGetFailed(net.pterodactylus.fcp.FcpConnection,
 807                  *      net.pterodactylus.fcp.GetFailed)
 808                  */
 809                 @SuppressWarnings("synthetic-access")
 810                 public void receivedGetFailed(FcpConnection fcpConnection, GetFailed getFailed) {
 811                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 812                                 return;
 813                         }
 814                         String identifier = getFailed.getIdentifier();
 815                         HighLevelProgressCallback<DownloadResult> downloadCallback = downloadCallbacks.remove(identifier);
 816                         if (downloadCallback != null) {
 817                                 downloadCallback.getIntermediaryResult().setFailed(true);
 818                                 downloadCallback.setDone();
 819                                 return;
 820                         }
 821                         /* unknown identifier? */
 822                         logger.warning("unknown identifier for GetFailed: " + identifier);
 823                 }
 824
 825                 /**
 826                  * @see net.pterodactylus.fcp.FcpListener#receivedIdentifierCollision(net.pterodactylus.fcp.FcpConnection,
 827                  *      net.pterodactylus.fcp.IdentifierCollision)
 828                  */
 829                 public void receivedIdentifierCollision(FcpConnection fcpConnection, IdentifierCollision identifierCollision) {
 830                         /* TODO */
 831                 }
 832
 833                 /**
 834                  * @see net.pterodactylus.fcp.FcpListener#receivedMessage(net.pterodactylus.fcp.FcpConnection,
 835                  *      net.pterodactylus.fcp.FcpMessage)
 836                  */
 837                 public void receivedMessage(FcpConnection fcpConnection, FcpMessage fcpMessage) {
 838                         /* TODO */
 839                 }
 840
 841                 /**
 842                  * @see net.pterodactylus.fcp.FcpListener#receivedNodeData(net.pterodactylus.fcp.FcpConnection,
 843                  *      net.pterodactylus.fcp.NodeData)
 844                  */
 845                 public void receivedNodeData(FcpConnection fcpConnection, NodeData nodeData) {
 846                         /* TODO */
 847                 }
 848
 849                 /**
 850                  * @see net.pterodactylus.fcp.FcpListener#receivedNodeHello(net.pterodactylus.fcp.FcpConnection,
 851                  *      net.pterodactylus.fcp.NodeHello)
 852                  */
 853                 @SuppressWarnings("synthetic-access")
 854                 public void receivedNodeHello(FcpConnection fcpConnection, NodeHello nodeHello) {
 855                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 856                                 return;
 857                         }
 858                         synchronized (syncObject) {
 859                                 connectCallback.getIntermediaryResult().setFailed(false);
 860                                 connectCallback.setDone();
 861                                 connectCallback = null;
 862                         }
 863                         fireClientConnected();
 864                 }
 865
 866                 /**
 867                  * @see net.pterodactylus.fcp.FcpListener#receivedPeer(net.pterodactylus.fcp.FcpConnection,
 868                  *      net.pterodactylus.fcp.Peer)
 869                  */
 870                 @SuppressWarnings("synthetic-access")
 871                 public void receivedPeer(FcpConnection fcpConnection, Peer peer) {
 872                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 873                                 return;
 874                         }
 875                         String identifier = peer.getIdentifier();
 876                         if (identifier == null) {
 877                                 return;
 878                         }
 879                         HighLevelCallback<PeerListResult> peerListCallback = peerListCallbacks.get(identifier);
 880                         if (peerListCallback != null) {
 881                                 peerListCallback.getIntermediaryResult().addPeer(peer);
 882                                 return;
 883                         }
 884                         HighLevelCallback<PeerResult> peerResult = peerCallbacks.remove(identifier);
 885                         if (peerResult != null) {
 886                                 peerResult.getIntermediaryResult().setPeer(peer);
 887                                 peerResult.setDone();
 888                                 return;
 889                         }
 890                         logger.warning("got Peer message with unknown identifier: " + identifier);
 891                 }
 892
 893                 /**
 894                  * @see net.pterodactylus.fcp.FcpListener#receivedPeerNote(net.pterodactylus.fcp.FcpConnection,
 895                  *      net.pterodactylus.fcp.PeerNote)
 896                  */
 897                 public void receivedPeerNote(FcpConnection fcpConnection, PeerNote peerNote) {
 898                         /* TODO */
 899                 }
 900
 901                 /**
 902                  * @see net.pterodactylus.fcp.FcpListener#receivedPeerRemoved(net.pterodactylus.fcp.FcpConnection,
 903                  *      net.pterodactylus.fcp.PeerRemoved)
 904                  */
 905                 public void receivedPeerRemoved(FcpConnection fcpConnection, PeerRemoved peerRemoved) {
 906                         /* TODO */
 907                 }
 908
 909                 /**
 910                  * @see net.pterodactylus.fcp.FcpListener#receivedPersistentGet(net.pterodactylus.fcp.FcpConnection,
 911                  *      net.pterodactylus.fcp.PersistentGet)
 912                  */
 913                 @SuppressWarnings("synthetic-access")
 914                 public void receivedPersistentGet(FcpConnection fcpConnection, PersistentGet persistentGet) {
 915                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 916                                 return;
 917                         }
 918                         synchronized (syncObject) {
 919                                 if (requestListCallback != null) {
 920                                         RequestListResult requestListResult = requestListCallback.getIntermediaryResult();
 921                                         requestListResult.addRequestResult(new GetRequestResult(persistentGet));
 922                                         return;
 923                                 }
 924                         }
 925                         String identifier = persistentGet.getIdentifier();
 926                         if (downloadCallbacks.containsKey(identifier)) {
 927                                 /* TODO */
 928                                 return;
 929                         }
 930                 }
 931
 932                 /**
 933                  * @see net.pterodactylus.fcp.FcpListener#receivedPersistentPut(net.pterodactylus.fcp.FcpConnection,
 934                  *      net.pterodactylus.fcp.PersistentPut)
 935                  */
 936                 @SuppressWarnings("synthetic-access")
 937                 public void receivedPersistentPut(FcpConnection fcpConnection, PersistentPut persistentPut) {
 938                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 939                                 return;
 940                         }
 941                         synchronized (syncObject) {
 942                                 if (requestListCallback != null) {
 943                                         RequestListResult requestListResult = requestListCallback.getIntermediaryResult();
 944                                         requestListResult.addRequestResult(new PutRequestResult(persistentPut));
 945                                         return;
 946                                 }
 947                         }
 948                 }
 949
 950                 /**
 951                  * @see net.pterodactylus.fcp.FcpListener#receivedPersistentPutDir(net.pterodactylus.fcp.FcpConnection,
 952                  *      net.pterodactylus.fcp.PersistentPutDir)
 953                  */
 954                 @SuppressWarnings("synthetic-access")
 955                 public void receivedPersistentPutDir(FcpConnection fcpConnection, PersistentPutDir persistentPutDir) {
 956                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 957                                 return;
 958                         }
 959                         synchronized (syncObject) {
 960                                 if (requestListCallback != null) {
 961                                         RequestListResult requestListResult = requestListCallback.getIntermediaryResult();
 962                                         requestListResult.addRequestResult(new PutDirRequestResult(persistentPutDir));
 963                                         return;
 964                                 }
 965                         }
 966                 }
 967
 968                 /**
 969                  * @see net.pterodactylus.fcp.FcpListener#receivedPersistentRequestModified(net.pterodactylus.fcp.FcpConnection,
 970                  *      net.pterodactylus.fcp.PersistentRequestModified)
 971                  */
 972                 public void receivedPersistentRequestModified(FcpConnection fcpConnection, PersistentRequestModified persistentRequestModified) {
 973                         /* TODO */
 974                 }
 975
 976                 /**
 977                  * @see net.pterodactylus.fcp.FcpListener#receivedPersistentRequestRemoved(net.pterodactylus.fcp.FcpConnection,
 978                  *      net.pterodactylus.fcp.PersistentRequestRemoved)
 979                  */
 980                 public void receivedPersistentRequestRemoved(FcpConnection fcpConnection, PersistentRequestRemoved persistentRequestRemoved) {
 981                         /* TODO */
 982                 }
 983
 984                 /**
 985                  * @see net.pterodactylus.fcp.FcpListener#receivedPluginInfo(net.pterodactylus.fcp.FcpConnection,
 986                  *      net.pterodactylus.fcp.PluginInfo)
 987                  */
 988                 public void receivedPluginInfo(FcpConnection fcpConnection, PluginInfo pluginInfo) {
 989                         /* TODO */
 990                 }
 991
 992                 /**
 993                  * @see net.pterodactylus.fcp.FcpListener#receivedProtocolError(net.pterodactylus.fcp.FcpConnection,
 994                  *      net.pterodactylus.fcp.ProtocolError)
 995                  */
 996                 @SuppressWarnings("synthetic-access")
 997                 public void receivedProtocolError(FcpConnection fcpConnection, ProtocolError protocolError) {
 998                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
 999                                 return;
1000                         }
1001                         String identifier = protocolError.getIdentifier();
1002                         if (identifier == null) {
1003                                 return;
1004                         }
1005                         cancelIdentifier(identifier);
1006                 }
1007
1008                 /**
1009                  * @see net.pterodactylus.fcp.FcpListener#receivedPutFailed(net.pterodactylus.fcp.FcpConnection,
1010                  *      net.pterodactylus.fcp.PutFailed)
1011                  */
1012                 public void receivedPutFailed(FcpConnection fcpConnection, PutFailed putFailed) {
1013                         /* TODO */
1014                 }
1015
1016                 /**
1017                  * @see net.pterodactylus.fcp.FcpListener#receivedPutFetchable(net.pterodactylus.fcp.FcpConnection,
1018                  *      net.pterodactylus.fcp.PutFetchable)
1019                  */
1020                 public void receivedPutFetchable(FcpConnection fcpConnection, PutFetchable putFetchable) {
1021                         /* TODO */
1022                 }
1023
1024                 /**
1025                  * @see net.pterodactylus.fcp.FcpListener#receivedPutSuccessful(net.pterodactylus.fcp.FcpConnection,
1026                  *      net.pterodactylus.fcp.PutSuccessful)
1027                  */
1028                 public void receivedPutSuccessful(FcpConnection fcpConnection, PutSuccessful putSuccessful) {
1029                         /* TODO */
1030                 }
1031
1032                 /**
1033                  * @see net.pterodactylus.fcp.FcpListener#receivedSSKKeypair(net.pterodactylus.fcp.FcpConnection,
1034                  *      net.pterodactylus.fcp.SSKKeypair)
1035                  */
1036                 @SuppressWarnings("synthetic-access")
1037                 public void receivedSSKKeypair(FcpConnection fcpConnection, SSKKeypair sskKeypair) {
1038                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
1039                                 return;
1040                         }
1041                         HighLevelCallback<KeyGenerationResult> keyGenerationCallback = keyGenerationCallbacks.remove(sskKeypair.getIdentifier());
1042                         if (keyGenerationCallback == null) {
1043                                 return;
1044                         }
1045                         KeyGenerationResult keyGenerationResult = keyGenerationCallback.getIntermediaryResult();
1046                         keyGenerationResult.setInsertURI(sskKeypair.getInsertURI());
1047                         keyGenerationResult.setRequestURI(sskKeypair.getRequestURI());
1048                         keyGenerationCallback.setDone();
1049                 }
1050
1051                 /**
1052                  * @see net.pterodactylus.fcp.FcpListener#receivedSimpleProgress(net.pterodactylus.fcp.FcpConnection,
1053                  *      net.pterodactylus.fcp.SimpleProgress)
1054                  */
1055                 @SuppressWarnings("synthetic-access")
1056                 public void receivedSimpleProgress(FcpConnection fcpConnection, SimpleProgress simpleProgress) {
1057                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
1058                                 return;
1059                         }
1060                         String identifier = simpleProgress.getIdentifier();
1061                         HighLevelProgressCallback<DownloadResult> downloadCallback = downloadCallbacks.get(identifier);
1062                         if (downloadCallback != null) {
1063                                 DownloadResult downloadResult = downloadCallback.getIntermediaryResult();
1064                                 downloadResult.setTotalBlocks(simpleProgress.getTotal());
1065                                 downloadResult.setRequiredBlocks(simpleProgress.getRequired());
1066                                 downloadResult.setSuccessfulBlocks(simpleProgress.getSucceeded());
1067                                 downloadResult.setFailedBlocks(simpleProgress.getFailed());
1068                                 downloadResult.setFatallyFailedBlocks(simpleProgress.getFatallyFailed());
1069                                 downloadResult.setTotalFinalized(simpleProgress.isFinalizedTotal());
1070                                 downloadCallback.progressUpdated();
1071                         }
1072                         HighLevelProgress highLevelProgress = new HighLevelProgress(identifier, simpleProgress.getTotal(), simpleProgress.getRequired(), simpleProgress.getSucceeded(), simpleProgress.getFailed(), simpleProgress.getFatallyFailed(), simpleProgress.isFinalizedTotal());
1073                         fireProgressReceived(identifier, highLevelProgress);
1074                 }
1075
1076                 /**
1077                  * @see net.pterodactylus.fcp.FcpListener#receivedStartedCompression(net.pterodactylus.fcp.FcpConnection,
1078                  *      net.pterodactylus.fcp.StartedCompression)
1079                  */
1080                 public void receivedStartedCompression(FcpConnection fcpConnection, StartedCompression startedCompression) {
1081                         /* TODO */
1082                 }
1083
1084                 /**
1085                  * @see net.pterodactylus.fcp.FcpListener#receivedSubscribedUSKUpdate(net.pterodactylus.fcp.FcpConnection,
1086                  *      net.pterodactylus.fcp.SubscribedUSKUpdate)
1087                  */
1088                 public void receivedSubscribedUSKUpdate(FcpConnection fcpConnection, SubscribedUSKUpdate subscribedUSKUpdate) {
1089                         /* TODO */
1090                 }
1091
1092                 /**
1093                  * @see net.pterodactylus.fcp.FcpListener#receivedTestDDAComplete(net.pterodactylus.fcp.FcpConnection,
1094                  *      net.pterodactylus.fcp.TestDDAComplete)
1095                  */
1096                 @SuppressWarnings("synthetic-access")
1097                 public void receivedTestDDAComplete(FcpConnection fcpConnection, TestDDAComplete testDDAComplete) {
1098                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
1099                                 return;
1100                         }
1101                         String directory = testDDAComplete.getDirectory();
1102                         if (directory == null) {
1103                                 return;
1104                         }
1105                         HighLevelCallback<DirectDiskAccessResult> directDiskAccessCallback = directDiskAccessCallbacks.remove(directory);
1106                         DirectDiskAccessResult directDiskAccessResult = directDiskAccessCallback.getIntermediaryResult();
1107                         cleanFiles(directDiskAccessResult);
1108                         directDiskAccessResult.setReadAllowed(testDDAComplete.isReadDirectoryAllowed());
1109                         directDiskAccessResult.setWriteAllowed(testDDAComplete.isWriteDirectoryAllowed());
1110                         directDiskAccessCallback.setDone();
1111                 }
1112
1113                 /**
1114                  * @see net.pterodactylus.fcp.FcpListener#receivedTestDDAReply(net.pterodactylus.fcp.FcpConnection,
1115                  *      net.pterodactylus.fcp.TestDDAReply)
1116                  */
1117                 @SuppressWarnings("synthetic-access")
1118                 public void receivedTestDDAReply(FcpConnection fcpConnection, TestDDAReply testDDAReply) {
1119                         if (fcpConnection != HighLevelClient.this.fcpConnection) {
1120                                 return;
1121                         }
1122                         String directory = testDDAReply.getDirectory();
1123                         if (directory == null) {
1124                                 return;
1125                         }
1126                         DirectDiskAccessResult directDiskAccessResult = directDiskAccessCallbacks.get(directory).getIntermediaryResult();
1127                         String readFilename = testDDAReply.getReadFilename();
1128                         String readContent = readContent(readFilename);
1129                         String writeFilename = testDDAReply.getWriteFilename();
1130                         String writeContent = testDDAReply.getContentToWrite();
1131                         writeContent(directDiskAccessResult, writeFilename, writeContent);
1132                         TestDDAResponse testDDAResponse = new TestDDAResponse(directory, readContent);
1133                         try {
1134                                 fcpConnection.sendMessage(testDDAResponse);
1135                         } catch (IOException e) {
1136                                 /* swallow. I’m verry unhappy about this. */
1137                         }
1138                 }
1139
1140                 /**
1141                  * @see net.pterodactylus.fcp.FcpListener#receivedURIGenerated(net.pterodactylus.fcp.FcpConnection,
1142                  *      net.pterodactylus.fcp.URIGenerated)
1143                  */
1144                 public void receivedURIGenerated(FcpConnection fcpConnection, URIGenerated uriGenerated) {
1145                         /* TODO */
1146                 }
1147
1148                 /**
1149                  * @see net.pterodactylus.fcp.FcpListener#receivedUnknownNodeIdentifier(net.pterodactylus.fcp.FcpConnection,
1150                  *      net.pterodactylus.fcp.UnknownNodeIdentifier)
1151                  */
1152                 public void receivedUnknownNodeIdentifier(FcpConnection fcpConnection, UnknownNodeIdentifier unknownNodeIdentifier) {
1153                         /* TODO */
1154                 }
1155
1156                 /**
1157                  * @see net.pterodactylus.fcp.FcpListener#receivedUnknownPeerNoteType(net.pterodactylus.fcp.FcpConnection,
1158                  *      net.pterodactylus.fcp.UnknownPeerNoteType)
1159                  */
1160                 public void receivedUnknownPeerNoteType(FcpConnection fcpConnection, UnknownPeerNoteType unknownPeerNoteType) {
1161                         /* TODO */
1162                 }
1163
1164                 /**
1165                  * @see net.pterodactylus.fcp.FcpListener#receviedFinishedCompression(net.pterodactylus.fcp.FcpConnection,
1166                  *      net.pterodactylus.fcp.FinishedCompression)
1167                  */
1168                 public void receviedFinishedCompression(FcpConnection fcpConnection, FinishedCompression finishedCompression) {
1169                         /* TODO */
1170                 }
1171
1172         }
1173
1174 }