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 {
  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         @SuppressWarnings("unused")
  47         private Executor threadPool = Executors.newCachedThreadPool();
  48
  49         /** The project manager. */
  50         private ProjectManager projectManager;
  51
  52         /** The node manager. */
  53         private NodeManager nodeManager;
  54
  55         /** The request manager. */
  56         private RequestManager requestManager;
  57
  58         //
  59         // LISTENER MANAGEMENT
  60         //
  61
  62         /**
  63          * {@inheritDoc}
  64          */
  65         public void addCoreListener(CoreListener coreListener) {
  66                 logger.log(Level.FINEST, "adding core listener: " + coreListener);
  67                 coreListenerSupport.addListener(coreListener);
  68         }
  69
  70         /**
  71          * {@inheritDoc}
  72          */
  73         public void removeCoreListener(CoreListener coreListener) {
  74                 logger.log(Level.FINEST, "removing core listener: " + coreListener);
  75                 coreListenerSupport.removeListener(coreListener);
  76         }
  77
  78         //
  79         // ACCESSORS
  80         //
  81
  82         /**
  83          * Returns the project manager.
  84          *
  85          * @return The project manager
  86          */
  87         public ProjectManager getProjectManager() {
  88                 return projectManager;
  89         }
  90
  91         /**
  92          * Sets the project manager to use.
  93          *
  94          * @param projectManager
  95          *            The project manager to use
  96          */
  97         public void setProjectManager(ProjectManager projectManager) {
  98                 this.projectManager = projectManager;
  99         }
 100
 101         /**
 102          * Returns the node manager.
 103          *
 104          * @return The node manager
 105          */
 106         public NodeManager getNodeManager() {
 107                 return nodeManager;
 108         }
 109
 110         /**
 111          * Sets the node manager to use.
 112          *
 113          * @param nodeManager
 114          *            The node manager to use
 115          */
 116         public void setNodeManager(NodeManager nodeManager) {
 117                 this.nodeManager = nodeManager;
 118         }
 119
 120         /**
 121          * Sets the request manager.
 122          *
 123          * @param requestManager
 124          *            The request manager
 125          */
 126         public void setRequestManager(RequestManager requestManager) {
 127                 this.requestManager = requestManager;
 128         }
 129
 130         /**
 131          * {@inheritDoc}
 132          */
 133         public List<Node> getNodes() {
 134                 return nodeManager.getNodes();
 135         }
 136
 137         /**
 138          * {@inheritDoc}
 139          */
 140         public boolean isNodeConnected(Node node) {
 141                 return nodeManager.isNodeConnected(node);
 142         }
 143
 144         /**
 145          * {@inheritDoc}
 146          */
 147         public List<Project> getProjects() {
 148                 return projectManager.getProjects();
 149         }
 150
 151         //
 152         // ACTIONS
 153         //
 154
 155         /**
 156          * {@inheritDoc}
 157          */
 158         public void start() {
 159                 logger.log(Level.INFO, "starting core…");
 160                 loadConfig();
 161                 try {
 162                         nodeManager.load();
 163                         coreListenerSupport.fireLoadingNodesDone(nodeManager.getDirectory());
 164                 } catch (IOException ioe1) {
 165                         coreListenerSupport.fireLoadingNodesFailed(nodeManager.getDirectory(), ioe1);
 166                 }
 167                 try {
 168                         projectManager.load();
 169                         coreListenerSupport.fireLoadingProjectsDone(projectManager.getDirectory());
 170                 } catch (IOException ioe1) {
 171                         coreListenerSupport.fireLoadingProjectsFailed(projectManager.getDirectory(), ioe1);
 172                 }
 173                 coreListenerSupport.fireCoreLoaded();
 174         }
 175
 176         /**
 177          * {@inheritDoc}
 178          */
 179         public void stop() {
 180                 logger.log(Level.INFO, "stopping core…");
 181                 saveConfig();
 182                 try {
 183                         projectManager.save();
 184                         coreListenerSupport.fireSavingProjectsDone(projectManager.getDirectory());
 185                 } catch (IOException ioe1) {
 186                         coreListenerSupport.fireSavingProjectsFailed(projectManager.getDirectory(), ioe1);
 187                 }
 188                 try {
 189                         nodeManager.save();
 190                         coreListenerSupport.fireSavingNodesDone(nodeManager.getDirectory());
 191                 } catch (IOException ioe1) {
 192                         coreListenerSupport.fireSavingNodesFailed(nodeManager.getDirectory(), ioe1);
 193                 }
 194                 coreListenerSupport.fireCoreStopped();
 195         }
 196
 197         /**
 198          * {@inheritDoc}
 199          */
 200         public boolean addNode(Node node) throws UnknownHostException {
 201                 logger.log(Level.FINEST, "addNode(node=" + node + ")");
 202                 return nodeManager.addNode(node);
 203         }
 204
 205         /**
 206          * {@inheritDoc}
 207          */
 208         public void removeNode(Node node) {
 209                 logger.log(Level.FINEST, "removeNode(node=" + node + ")");
 210                 nodeManager.removeNode(node);
 211         }
 212
 213         /**
 214          * {@inheritDoc}
 215          */
 216         public void connectToNode(Node node) {
 217                 logger.log(Level.FINEST, "connectToNode(node=" + node + ")");
 218                 coreListenerSupport.fireNodeConnecting(node);
 219                 nodeManager.connect(node);
 220         }
 221
 222         /**
 223          * {@inheritDoc}
 224          */
 225         public void disconnectFromNode(Node node) {
 226                 logger.log(Level.FINEST, "disconnectFromNode(node=" + node + ")");
 227                 nodeManager.disconnect(node);
 228         }
 229
 230         /**
 231          * {@inheritDoc}
 232          */
 233         public void createProject() throws IOException, JSiteException {
 234                 logger.log(Level.FINEST, "createProject()");
 235                 Project newProject = projectManager.createProject();
 236                 coreListenerSupport.fireProjectAdded(newProject);
 237         }
 238
 239         /**
 240          * {@inheritDoc}
 241          */
 242         public void insertProject(Node node, Project project) {
 243                 logger.log(Level.FINEST, "insertProject(node=" + node + ", project=" + project + ")");
 244         }
 245
 246         /**
 247          * {@inheritDoc}
 248          */
 249         public void cloneProject(Project project) {
 250                 logger.log(Level.FINEST, "cloneProject(project=" + project + ")");
 251                 Project projectClone = projectManager.cloneProject(project);
 252                 coreListenerSupport.fireProjectCloned(project, projectClone);
 253         }
 254
 255         /**
 256          * {@inheritDoc}
 257          */
 258         public void removeProject(Project project) {
 259                 logger.log(Level.FINEST, "removeProject(project=" + project + ")");
 260                 projectManager.removeProject(project);
 261                 coreListenerSupport.fireProjectRemoved(project);
 262         }
 263
 264         //
 265         // PRIVATE METHODS
 266         //
 267
 268         /**
 269          * Loads the configuration.
 270          */
 271         private void loadConfig() {
 272                 logger.log(Level.FINEST, "loadConfig()");
 273                 /* TODO */
 274         }
 275
 276         /**
 277          * Saves the configuration.
 278          */
 279         private void saveConfig() {
 280                 logger.log(Level.FINEST, "saveConfig()");
 281                 /* TODO */
 282         }
 283
 284         //
 285         // INTERFACE NodeListener
 286         //
 287
 288         /**
 289          * {@inheritDoc}
 290          */
 291         public void nodeAdded(Node node) {
 292                 coreListenerSupport.fireNodeAdded(node);
 293         }
 294
 295         /**
 296          * {@inheritDoc}
 297          */
 298         public void nodeRemoved(Node node) {
 299                 coreListenerSupport.fireNodeRemoved(node);
 300         }
 301
 302         /**
 303          * {@inheritDoc}
 304          */
 305         public void nodeConnected(Node node) {
 306                 coreListenerSupport.fireNodeConnected(node);
 307         }
 308
 309         /**
 310          * {@inheritDoc}
 311          */
 312         public void nodeConnectionFailed(Node node, Throwable cause) {
 313                 coreListenerSupport.fireNodeConnectionFailed(node, cause);
 314         }
 315
 316         /**
 317          * {@inheritDoc}
 318          */
 319         public void nodeDisconnected(Node node, Throwable throwable) {
 320                 coreListenerSupport.fireNodeDisconnected(node, throwable);
 321         }
 322
 323 }