add logging
[jSite2.git] / src / net / pterodactylus / jsite / core / CoreImpl.java
index 8b79d3e..2296e22 100644 (file)
 package net.pterodactylus.jsite.core;
 
 import java.io.IOException;
+import java.net.UnknownHostException;
 import java.util.ArrayList;
 import java.util.List;
+import java.util.concurrent.Executor;
+import java.util.concurrent.Executors;
+import java.util.logging.Level;
+import java.util.logging.Logger;
+
+import net.pterodactylus.util.logging.Logging;
 
 /**
  * The core of jSite.
- *
+ * 
  * @author David ‘Bombe’ Roden <bombe@freenetproject.org>
- * @version $Id$
  */
-public class CoreImpl implements Core {
+public class CoreImpl implements Core, NodeListener, RequestListener {
+
+       /** The logger. */
+       private static final Logger logger = Logging.getLogger(CoreImpl.class.getName());
 
        /** The core listeners. */
        private final List<CoreListener> coreListeners = new ArrayList<CoreListener>();
 
+       /** Thread pool. */
+       private Executor threadPool = Executors.newCachedThreadPool();
+
        /** The project manager. */
        private ProjectManager projectManager;
 
        /** The node manager. */
        private NodeManager nodeManager;
 
+       /** The request manager. */
+       /* TODO - remove */
+       @SuppressWarnings("unused")
+       private RequestManager requestManager;
+
        //
        // LISTENER MANAGEMENT
        //
@@ -48,6 +65,7 @@ public class CoreImpl implements Core {
         * {@inheritDoc}
         */
        public void addCoreListener(CoreListener coreListener) {
+               logger.log(Level.FINEST, "adding core listener: " + coreListener);
                coreListeners.add(coreListener);
        }
 
@@ -55,17 +73,19 @@ public class CoreImpl implements Core {
         * {@inheritDoc}
         */
        public void removeCoreListener(CoreListener coreListener) {
+               logger.log(Level.FINEST, "removing core listener: " + coreListener);
                coreListeners.remove(coreListener);
        }
 
        /**
         * Notifies all listeners that the projects were loaded successfully.
-        *
+        * 
         * @param directory
         *            The directory the projects were loaded from
         */
        private void fireLoadingProjectsDone(String directory) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing loadingProjectsDone event with [directory=" + directory + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.loadingProjectsDone(directory);
                }
        }
@@ -73,92 +93,140 @@ public class CoreImpl implements Core {
        /**
         * Notifies all core listeners that loading the projects from the given
         * directory has failed.
-        *
+        * 
         * @param directory
         *            The directory the projects were tried to load from
         * @param throwable
         *            The exception that occured when loading projects
         */
        private void fireLoadingProjectsFailed(String directory, Throwable throwable) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing loadingProjectsFailed event with [directory=" + directory + ",throwable=" + throwable + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.loadingProjectsFailed(directory, throwable);
                }
        }
 
        /**
         * Notifies all listeners that the projects were successfully saved.
-        *
+        * 
         * @param directory
         *            The directory the projects were saved to
         */
        private void fireSavingProjectsDone(String directory) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing savingProjectsDone event with [directory=" + directory + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.savingProjectsDone(directory);
                }
        }
 
        /**
         * Notifies all listeners that the projects could not be saved.
-        *
+        * 
         * @param directory
         *            The directory the projects were to be saved to
         * @param throwable
         *            The exception that occured when saving the projects
         */
        private void fireSavingProjectsFailed(String directory, Throwable throwable) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing savingProjectsFailed event with [directory=" + directory + ",throwable=" + throwable + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.savingProjectsFailed(directory, throwable);
                }
        }
 
        /**
+        * Notifies all listeners that a project was added.
+        * 
+        * @param project
+        *            The project that was added
+        */
+       private void fireProjectAdded(Project project) {
+               logger.log(Level.FINEST, "firing projectAdded event with [project=" + project + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.projectAdded(project);
+               }
+       }
+
+       /**
+        * Notifies all listeners that a project was cloned.
+        * 
+        * @param clonedProject
+        *            The project that was cloned
+        * @param projectClone
+        *            The clone of the project
+        */
+       private void fireProjectCloned(Project clonedProject, Project projectClone) {
+               logger.log(Level.FINEST, "firing projectCloned event with [clonedProject=" + clonedProject + ",projectClone=" + projectClone + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.projectCloned(clonedProject, projectClone);
+               }
+       }
+
+       /**
+        * Notifies all listeners that a project was removed.
+        * 
+        * @param project
+        *            The project that was removed
+        */
+       private void fireProjectRemoved(Project project) {
+               logger.log(Level.FINEST, "firing projectRemoved event with [project=" + project + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.projectRemoved(project);
+               }
+       }
+
+       /**
         * Notifies all listeners that the nodes were successfully loaded.
-        *
+        * 
         * @param directory
         *            The directory the nodes were loaded from
         */
        private void fireLoadingNodesDone(String directory) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing loadingNodesDone event with [directory=" + directory + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.loadingNodesDone(directory);
                }
        }
 
        /**
         * Notifies all listeners that loading the nodes has failed.
-        *
+        * 
         * @param directory
         *            The directory the nodes were loaded from
         * @param throwable
         *            The exception that occured while loading the nodes
         */
        private void fireLoadingNodesFailed(String directory, Throwable throwable) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing loadingNodesFailed event with [directory=" + directory + ",throwable=" + throwable + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.loadingNodesFailed(directory, throwable);
                }
        }
 
        /**
         * Notifies all listeners that the nodes were saved successfully.
-        *
+        * 
         * @param directory
         *            The directory the nodes were saved to
         */
        private void fireSavingNodesDone(String directory) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing savingNodesDone event with [directory=" + directory + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.savingNodesDone(directory);
                }
        }
 
        /**
         * Notifies all listeners that saving the nodes has failed.
-        *
+        * 
         * @param directory
         *            The directory the nodes were saved to
         * @param throwable
         *            The exception that occured while saving the nodes
         */
        private void fireSavingNodesFailed(String directory, Throwable throwable) {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing savingNodesFailed event with [directory=" + directory + ",throwable=" + throwable + "]");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.savingProjectsFailed(directory, throwable);
                }
        }
@@ -167,7 +235,8 @@ public class CoreImpl implements Core {
         * Notifies all core listeners that the core has loaded and is ready to run.
         */
        private void fireCoreLoaded() {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing coreLoaded event");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.coreLoaded();
                }
        }
@@ -176,18 +245,110 @@ public class CoreImpl implements Core {
         * Notifies all listeners that the core was stopped.
         */
        private void fireCoreStopped() {
-               for (CoreListener coreListener: coreListeners) {
+               logger.log(Level.FINEST, "firing coreStopped event");
+               for (CoreListener coreListener : coreListeners) {
                        coreListener.coreStopped();
                }
        }
 
+       /**
+        * Notifies all listeners that a node was added to the core.
+        * 
+        * @param node
+        *            The node that was added
+        */
+       private void fireNodeAdded(Node node) {
+               logger.log(Level.FINEST, "firing nodeAdded event with [node=" + node + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeAdded(node);
+               }
+       }
+
+       /**
+        * Notifies all listeners that a node was removed from the core.
+        * 
+        * @param node
+        *            The node that was removed
+        */
+       private void fireNodeRemoved(Node node) {
+               logger.log(Level.FINEST, "firing nodeRemoved event with [node=" + node + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeRemoved(node);
+               }
+       }
+
+       /**
+        * Notifies all listeners that a connection to the given node is now being
+        * established.
+        * 
+        * @param node
+        *            The node that is being connected to
+        */
+       private void fireNodeConnecting(Node node) {
+               logger.log(Level.FINEST, "firing nodeConnecting event with [node=" + node + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeConnecting(node);
+               }
+       }
+
+       /**
+        * Notifies all listeners that the given node is now connected.
+        * 
+        * @param node
+        *            The node that is now connected
+        */
+       private void fireNodeConnected(Node node) {
+               logger.log(Level.FINEST, "firing nodeConnected event with [node=" + node + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeConnected(node);
+               }
+       }
+
+       /**
+        * Notifies all listeners that a connection to a node has failed.
+        * 
+        * @param node
+        *            The node that could not be connected
+        * @param cause
+        *            The cause of the failure
+        */
+       private void fireNodeConnectionFailed(Node node, Throwable cause) {
+               logger.log(Level.FINEST, "firing nodeConnectionFailed event with [node=" + node + ",cause=" + cause + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeConnectionFailed(node, cause);
+               }
+       }
+
+       /**
+        * Notifies all listeners that the given node was disconnected.
+        * 
+        * @param node
+        *            The node that is now disconnected
+        * @param throwable
+        *            The exception that caused the disconnect, or <code>null</code>
+        *            if there was no exception
+        */
+       private void fireNodeDisconnected(Node node, Throwable throwable) {
+               logger.log(Level.FINEST, "firing nodeDisconnected event with [node=" + node + ",throwable=" + throwable + "]");
+               for (CoreListener coreListener : coreListeners) {
+                       coreListener.nodeDisconnected(node, throwable);
+               }
+       }
+
        //
        // ACCESSORS
        //
 
        /**
+        * {@inheritDoc}
+        */
+       public Executor getThreadPool() {
+               return threadPool;
+       }
+
+       /**
         * Returns the project manager.
-        *
+        * 
         * @return The project manager
         */
        public ProjectManager getProjectManager() {
@@ -196,7 +357,7 @@ public class CoreImpl implements Core {
 
        /**
         * Sets the project manager to use.
-        *
+        * 
         * @param projectManager
         *            The project manager to use
         */
@@ -206,7 +367,7 @@ public class CoreImpl implements Core {
 
        /**
         * Returns the node manager.
-        *
+        * 
         * @return The node manager
         */
        public NodeManager getNodeManager() {
@@ -215,7 +376,7 @@ public class CoreImpl implements Core {
 
        /**
         * Sets the node manager to use.
-        *
+        * 
         * @param nodeManager
         *            The node manager to use
         */
@@ -224,6 +385,16 @@ public class CoreImpl implements Core {
        }
 
        /**
+        * Sets the request manager to use.
+        * 
+        * @param requestManager
+        *            The request manager to use
+        */
+       public void setRequestManager(RequestManager requestManager) {
+               this.requestManager = requestManager;
+       }
+
+       /**
         * {@inheritDoc}
         */
        public List<Node> getNodes() {
@@ -237,6 +408,13 @@ public class CoreImpl implements Core {
                return nodeManager.hasNode(node);
        }
 
+       /**
+        * {@inheritDoc}
+        */
+       public List<Project> getProjects() {
+               return projectManager.getProjects();
+       }
+
        //
        // ACTIONS
        //
@@ -245,18 +423,19 @@ public class CoreImpl implements Core {
         * {@inheritDoc}
         */
        public void start() {
-               try {
-                       projectManager.load();
-                       fireLoadingProjectsDone(projectManager.getDirectory());
-               } catch (IOException ioe1) {
-                       fireLoadingProjectsFailed(projectManager.getDirectory(), ioe1);
-               }
+               logger.log(Level.INFO, "starting core…");
                try {
                        nodeManager.load();
                        fireLoadingNodesDone(nodeManager.getDirectory());
                } catch (IOException ioe1) {
                        fireLoadingNodesFailed(nodeManager.getDirectory(), ioe1);
                }
+               try {
+                       projectManager.load();
+                       fireLoadingProjectsDone(projectManager.getDirectory());
+               } catch (IOException ioe1) {
+                       fireLoadingProjectsFailed(projectManager.getDirectory(), ioe1);
+               }
                fireCoreLoaded();
        }
 
@@ -264,6 +443,7 @@ public class CoreImpl implements Core {
         * {@inheritDoc}
         */
        public void stop() {
+               logger.log(Level.INFO, "stopping core…");
                try {
                        projectManager.save();
                        fireSavingProjectsDone(projectManager.getDirectory());
@@ -282,8 +462,61 @@ public class CoreImpl implements Core {
        /**
         * {@inheritDoc}
         */
+       public boolean addNode(Node node) throws UnknownHostException {
+               logger.log(Level.INFO, "addNode(node=" + node + ")");
+               return nodeManager.addNode(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void removeNode(Node node) {
+               logger.log(Level.INFO, "removeNode(node=" + node + ")");
+               nodeManager.removeNode(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
        public void connectToNode(Node node) {
-               /* TODO */
+               logger.log(Level.INFO, "connectToNode(node=" + node + ")");
+               fireNodeConnecting(node);
+               nodeManager.connect(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void disconnectFromNode(Node node) {
+               logger.log(Level.INFO, "disconnectFromNode(node=" + node + ")");
+               nodeManager.disconnect(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void createProject() throws IOException, JSiteException {
+               logger.log(Level.INFO, "createProject()");
+               Project newProject = projectManager.createProject();
+               fireProjectAdded(newProject);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void cloneProject(Project project) {
+               logger.log(Level.INFO, "cloneProject(project=" + project + ")");
+               Project projectClone = projectManager.cloneProject(project);
+               fireProjectCloned(project, projectClone);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void removeProject(Project project) {
+               logger.log(Level.INFO, "removeProject(project=" + project + ")");
+               projectManager.removeProject(project);
+               fireProjectRemoved(project);
        }
 
        //
@@ -295,6 +528,7 @@ public class CoreImpl implements Core {
         */
        @SuppressWarnings("unused")
        private void loadConfig() {
+               logger.log(Level.INFO, "loadConfig()");
                /* TODO */
        }
 
@@ -303,7 +537,87 @@ public class CoreImpl implements Core {
         */
        @SuppressWarnings("unused")
        private void saveConfig() {
+               logger.log(Level.INFO, "saveConfig()");
                /* TODO */
        }
 
+       //
+       // INTERFACE NodeListener
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       public void nodeAdded(Node node) {
+               fireNodeAdded(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void nodeRemoved(Node node) {
+               fireNodeRemoved(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void nodeConnected(Node node) {
+               fireNodeConnected(node);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void nodeConnectionFailed(Node node, Throwable cause) {
+               fireNodeConnectionFailed(node, cause);
+       }
+
+       /**
+        * {@inheritDoc}
+        */
+       public void nodeDisconnected(Node node, Throwable throwable) {
+               fireNodeDisconnected(node, throwable);
+       }
+
+       //
+       // INTERFACE RequestListener
+       //
+
+       /**
+        * {@inheritDoc}
+        */
+       public void requestAdded(Request request) {
+               /* TODO - find project and process request */
+       }
+
+       /**
+        * @see net.pterodactylus.jsite.core.RequestListener#requestProgressed(Request)
+        */
+       public void requestProgressed(Request request) {
+               /* TODO - find project and process request */
+       }
+
+       /**
+        * @see net.pterodactylus.jsite.core.RequestListener#requestRemoved(net.pterodactylus.jsite.core.Request)
+        */
+       public void requestRemoved(Request request) {
+               /* TODO - find project and process request */
+       }
+
+       /**
+        * @see net.pterodactylus.jsite.core.RequestListener#requestGeneratedURI(net.pterodactylus.jsite.core.Request,
+        *      java.lang.String)
+        */
+       public void requestGeneratedURI(Request request, String uri) {
+               /* TODO - find project and process request */
+       }
+
+       /**
+        * @see net.pterodactylus.jsite.core.RequestListener#requestFinished(net.pterodactylus.jsite.core.Request)
+        */
+       public void requestFinished(Request request) {
+               /* TODO - find project and process request */
+       }
+
 }