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 {
  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         //
  60         // LISTENER MANAGEMENT
  61         //
  62
  63         /**
  64          * {@inheritDoc}
  65          */
  66         public void addCoreListener(CoreListener coreListener) {
  67                 logger.log(Level.FINEST, "adding core listener: " + coreListener);
  68                 coreListenerSupport.addListener(coreListener);
  69         }
  70
  71         /**
  72          * {@inheritDoc}
  73          */
  74         public void removeCoreListener(CoreListener coreListener) {
  75                 logger.log(Level.FINEST, "removing core listener: " + coreListener);
  76                 coreListenerSupport.removeListener(coreListener);
  77         }
  78
  79         //
  80         // ACCESSORS
  81         //
  82
  83         /**
  84          * {@inheritDoc}
  85          */
  86         public Executor getThreadPool() {
  87                 return threadPool;
  88         }
  89
  90         /**
  91          * Returns the project manager.
  92          *
  93          * @return The project manager
  94          */
  95         public ProjectManager getProjectManager() {
  96                 return projectManager;
  97         }
  98
  99         /**
 100          * Sets the project manager to use.
 101          *
 102          * @param projectManager
 103          *            The project manager to use
 104          */
 105         public void setProjectManager(ProjectManager projectManager) {
 106                 this.projectManager = projectManager;
 107         }
 108
 109         /**
 110          * Returns the node manager.
 111          *
 112          * @return The node manager
 113          */
 114         public NodeManager getNodeManager() {
 115                 return nodeManager;
 116         }
 117
 118         /**
 119          * Sets the node manager to use.
 120          *
 121          * @param nodeManager
 122          *            The node manager to use
 123          */
 124         public void setNodeManager(NodeManager nodeManager) {
 125                 this.nodeManager = nodeManager;
 126         }
 127
 128         /**
 129          * Sets the request manager to use.
 130          *
 131          * @param requestManager
 132          *            The request manager to use
 133          */
 134         public void setRequestManager(RequestManager requestManager) {
 135                 this.requestManager = requestManager;
 136         }
 137
 138         /**
 139          * {@inheritDoc}
 140          */
 141         public List<Node> getNodes() {
 142                 return nodeManager.getNodes();
 143         }
 144
 145         /**
 146          * {@inheritDoc}
 147          */
 148         public boolean isNodeConnected(Node node) {
 149                 return nodeManager.hasNode(node);
 150         }
 151
 152         /**
 153          * {@inheritDoc}
 154          */
 155         public List<Project> getProjects() {
 156                 return projectManager.getProjects();
 157         }
 158
 159         //
 160         // ACTIONS
 161         //
 162
 163         /**
 164          * {@inheritDoc}
 165          */
 166         public void start() {
 167                 logger.log(Level.INFO, "starting core…");
 168                 try {
 169                         nodeManager.load();
 170                         coreListenerSupport.fireLoadingNodesDone(nodeManager.getDirectory());
 171                 } catch (IOException ioe1) {
 172                         coreListenerSupport.fireLoadingNodesFailed(nodeManager.getDirectory(), ioe1);
 173                 }
 174                 try {
 175                         projectManager.load();
 176                         coreListenerSupport.fireLoadingProjectsDone(projectManager.getDirectory());
 177                 } catch (IOException ioe1) {
 178                         coreListenerSupport.fireLoadingProjectsFailed(projectManager.getDirectory(), ioe1);
 179                 }
 180                 coreListenerSupport.fireCoreLoaded();
 181         }
 182
 183         /**
 184          * {@inheritDoc}
 185          */
 186         public void stop() {
 187                 logger.log(Level.INFO, "stopping core…");
 188                 try {
 189                         projectManager.save();
 190                         coreListenerSupport.fireSavingProjectsDone(projectManager.getDirectory());
 191                 } catch (IOException ioe1) {
 192                         coreListenerSupport.fireSavingProjectsFailed(projectManager.getDirectory(), ioe1);
 193                 }
 194                 try {
 195                         nodeManager.save();
 196                         coreListenerSupport.fireSavingNodesDone(nodeManager.getDirectory());
 197                 } catch (IOException ioe1) {
 198                         coreListenerSupport.fireSavingNodesFailed(nodeManager.getDirectory(), ioe1);
 199                 }
 200                 coreListenerSupport.fireCoreStopped();
 201         }
 202
 203         /**
 204          * {@inheritDoc}
 205          */
 206         public boolean addNode(Node node) throws UnknownHostException {
 207                 logger.log(Level.FINEST, "addNode(node=" + node + ")");
 208                 return nodeManager.addNode(node);
 209         }
 210
 211         /**
 212          * {@inheritDoc}
 213          */
 214         public void removeNode(Node node) {
 215                 logger.log(Level.FINEST, "removeNode(node=" + node + ")");
 216                 nodeManager.removeNode(node);
 217         }
 218
 219         /**
 220          * {@inheritDoc}
 221          */
 222         public void connectToNode(Node node) {
 223                 logger.log(Level.FINEST, "connectToNode(node=" + node + ")");
 224                 coreListenerSupport.fireNodeConnecting(node);
 225                 nodeManager.connect(node);
 226         }
 227
 228         /**
 229          * {@inheritDoc}
 230          */
 231         public void disconnectFromNode(Node node) {
 232                 logger.log(Level.FINEST, "disconnectFromNode(node=" + node + ")");
 233                 nodeManager.disconnect(node);
 234         }
 235
 236         /**
 237          * {@inheritDoc}
 238          */
 239         public void createProject() throws IOException, JSiteException {
 240                 logger.log(Level.FINEST, "createProject()");
 241                 Project newProject = projectManager.createProject();
 242                 coreListenerSupport.fireProjectAdded(newProject);
 243         }
 244
 245         /**
 246          * {@inheritDoc}
 247          */
 248         public void cloneProject(Project project) {
 249                 logger.log(Level.FINEST, "cloneProject(project=" + project + ")");
 250                 Project projectClone = projectManager.cloneProject(project);
 251                 coreListenerSupport.fireProjectCloned(project, projectClone);
 252         }
 253
 254         /**
 255          * {@inheritDoc}
 256          */
 257         public void removeProject(Project project) {
 258                 logger.log(Level.FINEST, "removeProject(project=" + project + ")");
 259                 projectManager.removeProject(project);
 260                 coreListenerSupport.fireProjectRemoved(project);
 261         }
 262
 263         //
 264         // PRIVATE METHODS
 265         //
 266
 267         /**
 268          * Loads the configuration.
 269          */
 270         @SuppressWarnings("unused")
 271         private void loadConfig() {
 272                 logger.log(Level.FINEST, "loadConfig()");
 273                 /* TODO */
 274         }
 275
 276         /**
 277          * Saves the configuration.
 278          */
 279         @SuppressWarnings("unused")
 280         private void saveConfig() {
 281                 logger.log(Level.FINEST, "saveConfig()");
 282                 /* TODO */
 283         }
 284
 285         //
 286         // INTERFACE NodeListener
 287         //
 288
 289         /**
 290          * {@inheritDoc}
 291          */
 292         public void nodeAdded(Node node) {
 293                 coreListenerSupport.fireNodeAdded(node);
 294         }
 295
 296         /**
 297          * {@inheritDoc}
 298          */
 299         public void nodeRemoved(Node node) {
 300                 coreListenerSupport.fireNodeRemoved(node);
 301         }
 302
 303         /**
 304          * {@inheritDoc}
 305          */
 306         public void nodeConnected(Node node) {
 307                 coreListenerSupport.fireNodeConnected(node);
 308         }
 309
 310         /**
 311          * {@inheritDoc}
 312          */
 313         public void nodeConnectionFailed(Node node, Throwable cause) {
 314                 coreListenerSupport.fireNodeConnectionFailed(node, cause);
 315         }
 316
 317         /**
 318          * {@inheritDoc}
 319          */
 320         public void nodeDisconnected(Node node, Throwable throwable) {
 321                 coreListenerSupport.fireNodeDisconnected(node, throwable);
 322         }
 323
 324         //
 325         // INTERFACE RequestListener
 326         //
 327
 328         /**
 329          * {@inheritDoc}
 330          */
 331         public void requestAdded(Request request) {
 332                 /* TODO - find project and process request */
 333         }
 334
 335         /**
 336          * @see net.pterodactylus.jsite.core.RequestListener#requestProgressed(Request)
 337          */
 338         public void requestProgressed(Request request) {
 339                 /* TODO - find project and process request */
 340         }
 341
 342         /**
 343          * @see net.pterodactylus.jsite.core.RequestListener#requestRemoved(net.pterodactylus.jsite.core.Request)
 344          */
 345         public void requestRemoved(Request request) {
 346                 /* TODO - find project and process request */
 347         }
 348
 349         /**
 350          * @see net.pterodactylus.jsite.core.RequestListener#requestGeneratedURI(net.pterodactylus.jsite.core.Request,
 351          *      java.lang.String)
 352          */
 353         public void requestGeneratedURI(Request request, String uri) {
 354                 /* TODO - find project and process request */
 355         }
 356
 357         /**
 358          * @see net.pterodactylus.jsite.core.RequestListener#requestFinished(net.pterodactylus.jsite.core.Request)
 359          */
 360         public void requestFinished(Request request) {
 361                 /* TODO - find project and process request */
 362         }
 363
 364 }