src/net/pterodactylus/jsite/core/CoreImpl.java

   1 /*
   2  * jSite2 - Core.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.jsite.core;
  21
  22 import java.io.IOException;
  23 import java.net.UnknownHostException;
  24 import java.util.List;
  25 import java.util.concurrent.Executor;
  26 import java.util.concurrent.Executors;
  27 import java.util.logging.Level;
  28 import java.util.logging.Logger;
  29
  30 import net.pterodactylus.util.logging.Logging;
  31
  32 /**
  33  * The core of jSite.
  34  *
  35  * @author David ‘Bombe’ Roden &lt;bombe@freenetproject.org&gt;
  36  */
  37 public class CoreImpl implements Core, NodeListener, RequestListener, InsertListener {
  38
  39         /** The logger. */
  40         private static final Logger logger = Logging.getLogger(CoreImpl.class.getName());
  41
  42         /** The core listener support. */
  43         private final CoreListenerSupport coreListenerSupport = new CoreListenerSupport();
  44
  45         /** Thread pool. */
  46         private Executor threadPool = Executors.newCachedThreadPool();
  47
  48         /** The project manager. */
  49         private ProjectManager projectManager;
  50
  51         /** The node manager. */
  52         private NodeManager nodeManager;
  53
  54         /** The request manager. */
  55         /* TODO - remove */
  56         @SuppressWarnings("unused")
  57         private RequestManager requestManager;
  58
  59         /** The insert manager. */
  60         private InsertManager insertManager;
  61
  62         //
  63         // LISTENER MANAGEMENT
  64         //
  65
  66         /**
  67          * {@inheritDoc}
  68          */
  69         public void addCoreListener(CoreListener coreListener) {
  70                 logger.log(Level.FINEST, "adding core listener: " + coreListener);
  71                 coreListenerSupport.addListener(coreListener);
  72         }
  73
  74         /**
  75          * {@inheritDoc}
  76          */
  77         public void removeCoreListener(CoreListener coreListener) {
  78                 logger.log(Level.FINEST, "removing core listener: " + coreListener);
  79                 coreListenerSupport.removeListener(coreListener);
  80         }
  81
  82         //
  83         // ACCESSORS
  84         //
  85
  86         /**
  87          * {@inheritDoc}
  88          */
  89         public Executor getThreadPool() {
  90                 return threadPool;
  91         }
  92
  93         /**
  94          * Returns the project manager.
  95          *
  96          * @return The project manager
  97          */
  98         public ProjectManager getProjectManager() {
  99                 return projectManager;
 100         }
 101
 102         /**
 103          * Sets the project manager to use.
 104          *
 105          * @param projectManager
 106          *            The project manager to use
 107          */
 108         public void setProjectManager(ProjectManager projectManager) {
 109                 this.projectManager = projectManager;
 110         }
 111
 112         /**
 113          * Returns the node manager.
 114          *
 115          * @return The node manager
 116          */
 117         public NodeManager getNodeManager() {
 118                 return nodeManager;
 119         }
 120
 121         /**
 122          * Sets the node manager to use.
 123          *
 124          * @param nodeManager
 125          *            The node manager to use
 126          */
 127         public void setNodeManager(NodeManager nodeManager) {
 128                 this.nodeManager = nodeManager;
 129         }
 130
 131         /**
 132          * Sets the request manager to use.
 133          *
 134          * @param requestManager
 135          *            The request manager to use
 136          */
 137         public void setRequestManager(RequestManager requestManager) {
 138                 this.requestManager = requestManager;
 139         }
 140
 141         /**
 142          * Sets the insert manager to use.
 143          *
 144          * @param insertManager
 145          *            The insert manager to use
 146          */
 147         public void setInsertManager(InsertManager insertManager) {
 148                 this.insertManager = insertManager;
 149         }
 150
 151         /**
 152          * {@inheritDoc}
 153          */
 154         public List<Node> getNodes() {
 155                 return nodeManager.getNodes();
 156         }
 157
 158         /**
 159          * {@inheritDoc}
 160          */
 161         public boolean isNodeConnected(Node node) {
 162                 return nodeManager.hasNode(node);
 163         }
 164
 165         /**
 166          * {@inheritDoc}
 167          */
 168         public List<Project> getProjects() {
 169                 return projectManager.getProjects();
 170         }
 171
 172         //
 173         // ACTIONS
 174         //
 175
 176         /**
 177          * {@inheritDoc}
 178          */
 179         public void start() {
 180                 logger.log(Level.INFO, "starting core…");
 181                 try {
 182                         nodeManager.load();
 183                         coreListenerSupport.fireLoadingNodesDone(nodeManager.getDirectory());
 184                 } catch (IOException ioe1) {
 185                         coreListenerSupport.fireLoadingNodesFailed(nodeManager.getDirectory(), ioe1);
 186                 }
 187                 try {
 188                         projectManager.load();
 189                         coreListenerSupport.fireLoadingProjectsDone(projectManager.getDirectory());
 190                 } catch (IOException ioe1) {
 191                         coreListenerSupport.fireLoadingProjectsFailed(projectManager.getDirectory(), ioe1);
 192                 }
 193                 coreListenerSupport.fireCoreLoaded();
 194         }
 195
 196         /**
 197          * {@inheritDoc}
 198          */
 199         public void stop() {
 200                 logger.log(Level.INFO, "stopping core…");
 201                 try {
 202                         projectManager.save();
 203                         coreListenerSupport.fireSavingProjectsDone(projectManager.getDirectory());
 204                 } catch (IOException ioe1) {
 205                         coreListenerSupport.fireSavingProjectsFailed(projectManager.getDirectory(), ioe1);
 206                 }
 207                 try {
 208                         nodeManager.save();
 209                         coreListenerSupport.fireSavingNodesDone(nodeManager.getDirectory());
 210                 } catch (IOException ioe1) {
 211                         coreListenerSupport.fireSavingNodesFailed(nodeManager.getDirectory(), ioe1);
 212                 }
 213                 coreListenerSupport.fireCoreStopped();
 214         }
 215
 216         /**
 217          * {@inheritDoc}
 218          */
 219         public boolean addNode(Node node) throws UnknownHostException {
 220                 logger.log(Level.FINEST, "addNode(node=" + node + ")");
 221                 return nodeManager.addNode(node);
 222         }
 223
 224         /**
 225          * {@inheritDoc}
 226          */
 227         public void removeNode(Node node) {
 228                 logger.log(Level.FINEST, "removeNode(node=" + node + ")");
 229                 nodeManager.removeNode(node);
 230         }
 231
 232         /**
 233          * {@inheritDoc}
 234          */
 235         public void connectToNode(Node node) {
 236                 logger.log(Level.FINEST, "connectToNode(node=" + node + ")");
 237                 coreListenerSupport.fireNodeConnecting(node);
 238                 nodeManager.connect(node);
 239         }
 240
 241         /**
 242          * {@inheritDoc}
 243          */
 244         public void disconnectFromNode(Node node) {
 245                 logger.log(Level.FINEST, "disconnectFromNode(node=" + node + ")");
 246                 nodeManager.disconnect(node);
 247         }
 248
 249         /**
 250          * {@inheritDoc}
 251          */
 252         public void createProject() throws IOException, JSiteException {
 253                 logger.log(Level.FINEST, "createProject()");
 254                 Project newProject = projectManager.createProject();
 255                 coreListenerSupport.fireProjectAdded(newProject);
 256         }
 257
 258         /**
 259          * {@inheritDoc}
 260          */
 261         public void insertProject(Node node, Project project) {
 262                 logger.log(Level.FINEST, "insertProject(node=" + node + ", project=" + project + ")");
 263                 insertManager.insertProject(project, node);
 264         }
 265
 266         /**
 267          * {@inheritDoc}
 268          */
 269         public void cloneProject(Project project) {
 270                 logger.log(Level.FINEST, "cloneProject(project=" + project + ")");
 271                 Project projectClone = projectManager.cloneProject(project);
 272                 coreListenerSupport.fireProjectCloned(project, projectClone);
 273         }
 274
 275         /**
 276          * {@inheritDoc}
 277          */
 278         public void removeProject(Project project) {
 279                 logger.log(Level.FINEST, "removeProject(project=" + project + ")");
 280                 projectManager.removeProject(project);
 281                 coreListenerSupport.fireProjectRemoved(project);
 282         }
 283
 284         //
 285         // PRIVATE METHODS
 286         //
 287
 288         /**
 289          * Loads the configuration.
 290          */
 291         @SuppressWarnings("unused")
 292         private void loadConfig() {
 293                 logger.log(Level.FINEST, "loadConfig()");
 294                 /* TODO */
 295         }
 296
 297         /**
 298          * Saves the configuration.
 299          */
 300         @SuppressWarnings("unused")
 301         private void saveConfig() {
 302                 logger.log(Level.FINEST, "saveConfig()");
 303                 /* TODO */
 304         }
 305
 306         //
 307         // INTERFACE NodeListener
 308         //
 309
 310         /**
 311          * {@inheritDoc}
 312          */
 313         public void nodeAdded(Node node) {
 314                 coreListenerSupport.fireNodeAdded(node);
 315         }
 316
 317         /**
 318          * {@inheritDoc}
 319          */
 320         public void nodeRemoved(Node node) {
 321                 coreListenerSupport.fireNodeRemoved(node);
 322         }
 323
 324         /**
 325          * {@inheritDoc}
 326          */
 327         public void nodeConnected(Node node) {
 328                 coreListenerSupport.fireNodeConnected(node);
 329         }
 330
 331         /**
 332          * {@inheritDoc}
 333          */
 334         public void nodeConnectionFailed(Node node, Throwable cause) {
 335                 coreListenerSupport.fireNodeConnectionFailed(node, cause);
 336         }
 337
 338         /**
 339          * {@inheritDoc}
 340          */
 341         public void nodeDisconnected(Node node, Throwable throwable) {
 342                 coreListenerSupport.fireNodeDisconnected(node, throwable);
 343         }
 344
 345         //
 346         // INTERFACE RequestListener
 347         //
 348
 349         /**
 350          * {@inheritDoc}
 351          */
 352         public void requestAdded(Request request) {
 353                 /* TODO - find project and process request */
 354         }
 355
 356         /**
 357          * @see net.pterodactylus.jsite.core.RequestListener#requestProgressed(Request)
 358          */
 359         public void requestProgressed(Request request) {
 360                 /* TODO - find project and process request */
 361         }
 362
 363         /**
 364          * @see net.pterodactylus.jsite.core.RequestListener#requestRemoved(net.pterodactylus.jsite.core.Request)
 365          */
 366         public void requestRemoved(Request request) {
 367                 /* TODO - find project and process request */
 368         }
 369
 370         /**
 371          * @see net.pterodactylus.jsite.core.RequestListener#requestGeneratedURI(net.pterodactylus.jsite.core.Request,
 372          *      java.lang.String)
 373          */
 374         public void requestGeneratedURI(Request request, String uri) {
 375                 /* TODO - find project and process request */
 376         }
 377
 378         /**
 379          * @see net.pterodactylus.jsite.core.RequestListener#requestFinished(net.pterodactylus.jsite.core.Request)
 380          */
 381         public void requestFinished(Request request) {
 382                 /* TODO - find project and process request */
 383         }
 384
 385         //
 386         // INTERFACE InsertListener
 387         //
 388
 389         /**
 390          * {@inheritDoc}
 391          */
 392         public void insertAdded(Insert insert) {
 393                 /* TODO */
 394         }
 395
 396         /**
 397          * {@inheritDoc}
 398          */
 399         public void insertRemoved(Insert insert) {
 400                 /* TODO */
 401         }
 402
 403         /**
 404          * {@inheritDoc}
 405          */
 406         public void insertStarted(Insert insert) {
 407                 /* TODO */
 408         }
 409
 410         /**
 411          * {@inheritDoc}
 412          */
 413         public void insertProgressed(Insert insert) {
 414                 /* TODO */
 415         }
 416
 417         /**
 418          * {@inheritDoc}
 419          */
 420         public void insertGeneratedURI(Insert insert, String uri) {
 421                 /* TODO */
 422         }
 423
 424         /**
 425          * {@inheritDoc}
 426          */
 427         public void insertFinished(Insert insert) {
 428                 /* TODO */
 429         }
 430
 431 }