Close the socket correctly.
[xudocci.git] / src / main / java / net / pterodactylus / irc / Connection.java
index bf6065f..336fdae 100644 (file)
@@ -18,6 +18,7 @@
 package net.pterodactylus.irc;
 
 import static com.google.common.base.Preconditions.checkState;
+import static java.util.concurrent.TimeUnit.SECONDS;
 
 import java.io.BufferedReader;
 import java.io.Closeable;
@@ -34,6 +35,7 @@ import java.util.ArrayList;
 import java.util.List;
 import java.util.Map;
 import java.util.Set;
+import java.util.concurrent.TimeUnit;
 import java.util.logging.Level;
 import java.util.logging.Logger;
 import javax.net.SocketFactory;
@@ -44,6 +46,7 @@ import net.pterodactylus.irc.event.ChannelMessageReceived;
 import net.pterodactylus.irc.event.ChannelNicknames;
 import net.pterodactylus.irc.event.ChannelNotJoined;
 import net.pterodactylus.irc.event.ChannelNotJoined.Reason;
+import net.pterodactylus.irc.event.ChannelNoticeReceived;
 import net.pterodactylus.irc.event.ChannelTopic;
 import net.pterodactylus.irc.event.ClientQuit;
 import net.pterodactylus.irc.event.ConnectionClosed;
@@ -56,8 +59,12 @@ import net.pterodactylus.irc.event.NicknameChanged;
 import net.pterodactylus.irc.event.NicknameInUseReceived;
 import net.pterodactylus.irc.event.NoNicknameGivenReceived;
 import net.pterodactylus.irc.event.PrivateMessageReceived;
+import net.pterodactylus.irc.event.PrivateNoticeReceived;
+import net.pterodactylus.irc.event.ReplyReceived;
 import net.pterodactylus.irc.event.UnknownReplyReceived;
 import net.pterodactylus.irc.util.RandomNickname;
+import net.pterodactylus.xdcc.util.io.BandwidthCountingInputStream;
+import net.pterodactylus.xdcc.util.io.BandwidthCountingOutputStream;
 
 import com.google.common.base.Optional;
 import com.google.common.collect.Maps;
@@ -142,6 +149,24 @@ public class Connection extends AbstractExecutionThreadService implements Servic
        //
 
        /**
+        * Returns the hostname of the remote end of the connection.
+        *
+        * @return The remote’s hostname
+        */
+       public String hostname() {
+               return hostname;
+       }
+
+       /**
+        * Returns the port number of the remote end of the connection.
+        *
+        * @return The remote’s port number
+        */
+       public int port() {
+               return port;
+       }
+
+       /**
         * Returns whether this connection has already been established.
         *
         * @return {@code true} as long as this connection is established, {@code
@@ -219,6 +244,24 @@ public class Connection extends AbstractExecutionThreadService implements Servic
        //
 
        /**
+        * Returns the current rate of the connection’s incoming side.
+        *
+        * @return The current input rate (in bytes per second)
+        */
+       public long getInputRate() {
+               return (connectionHandler != null) ? connectionHandler.getInputRate() : 0;
+       }
+
+       /**
+        * Returns the current rate of the connection’s outgoing side.
+        *
+        * @return The current output rate (in bytes per second)
+        */
+       public long getOutputRate() {
+               return (connectionHandler != null) ? connectionHandler.getOutputRate() : 0;
+       }
+
+       /**
         * Checks whether the given source is the client represented by this
         * connection.
         *
@@ -276,6 +319,18 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                connectionHandler.sendCommand("PRIVMSG", recipient, String.format("\u0001DCC RESUME %s %d %d\u0001", filename, port, position));
        }
 
+       /**
+        * Closes this connection.
+        *
+        * @throws IOException
+        *              if an I/O error occurs
+        */
+       public void close() throws IOException {
+               if (connectionHandler != null) {
+                       connectionHandler.close();
+               }
+       }
+
        //
        // ABSTRACTEXECUTIONTHREADSERVICE METHODS
        //
@@ -292,6 +347,7 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                /* connect to remote socket. */
                try {
                        Socket socket = socketFactory.createSocket(hostname, port);
+                       socket.setSoTimeout((int) TimeUnit.MINUTES.toMillis(3));
                        connectionHandler = new ConnectionHandler(socket.getInputStream(), socket.getOutputStream());
 
                        /* register connection. */
@@ -322,6 +378,7 @@ public class Connection extends AbstractExecutionThreadService implements Servic
 
                        while (connected) {
                                Reply reply = connectionHandler.readReply();
+                               eventBus.post(new ReplyReceived(this, reply));
                                logger.finest(String.format("<< %s", reply));
                                String command = reply.command();
                                List<String> parameters = reply.parameters();
@@ -339,6 +396,16 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                                                eventBus.post(new ChannelMessageReceived(this, recipient, reply.source().get(), message));
                                        }
 
+                               } else if (command.equalsIgnoreCase("NOTICE")) {
+                                       String recipient = parameters.get(0);
+                                       String message = parameters.get(1);
+                                       if (message.startsWith("\u0001") && message.endsWith("\u0001")) {
+                                               /* CTCP! */
+                                               handleCtcp(reply.source().get(), message);
+                                       } else if (!channelTypes.contains(recipient.charAt(0))) {
+                                               eventBus.post(new PrivateNoticeReceived(this, reply));
+                                       } else {
+                                               eventBus.post(new ChannelNoticeReceived(this, reply.source().get(), recipient, message));
                                        }
 
                                /* 43x replies are for nick change errors. */
@@ -450,6 +517,9 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                } catch (IOException ioe1) {
                        logger.log(Level.WARNING, "I/O error", ioe1);
                        eventBus.post(new ConnectionClosed(this, ioe1));
+               } catch (RuntimeException re1) {
+                       logger.log(Level.SEVERE, "Runtime error", re1);
+                       eventBus.post(new ConnectionClosed(this, re1));
                } finally {
                        established = false;
                        logger.info("Closing Connection.");
@@ -489,7 +559,7 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                                }
                        } else if (messageWords[1].equalsIgnoreCase("ACCEPT")) {
                                Optional<Integer> port = Optional.fromNullable(Ints.tryParse(messageWords[3]));
-                               long position = Optional.fromNullable(Longs.tryParse(messageWords[4])).or(-1L);
+                               long position = (messageWords.length > 4) ? Optional.fromNullable(Longs.tryParse(messageWords[4])).or(-1L) : -1;
                                if (port.isPresent()) {
                                        eventBus.post(new DccAcceptReceived(this, client, messageWords[2], port.get(), position));
                                } else {
@@ -549,7 +619,10 @@ public class Connection extends AbstractExecutionThreadService implements Servic
        private class ConnectionHandler implements Closeable {
 
                /** The output stream of the connection. */
-               private final OutputStream outputStream;
+               private final BandwidthCountingOutputStream outputStream;
+
+               /** The input stream. */
+               private final BandwidthCountingInputStream inputStream;
 
                /** The input stream of the connection. */
                private final BufferedReader inputStreamReader;
@@ -566,8 +639,9 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                 *              if the encoding (currently “UTF-8”) is not valid
                 */
                private ConnectionHandler(InputStream inputStream, OutputStream outputStream) throws UnsupportedEncodingException {
-                       this.outputStream = outputStream;
-                       inputStreamReader = new BufferedReader(new InputStreamReader(inputStream, "UTF-8"));
+                       this.outputStream = new BandwidthCountingOutputStream(outputStream, 5, SECONDS);
+                       this.inputStream = new BandwidthCountingInputStream(inputStream, 5, SECONDS);
+                       inputStreamReader = new BufferedReader(new InputStreamReader(this.inputStream, "UTF-8"));
                }
 
                //
@@ -575,6 +649,24 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                //
 
                /**
+                * Returns the current rate of the connection’s incoming side.
+                *
+                * @return The current input rate (in bytes per second)
+                */
+               public long getInputRate() {
+                       return inputStream.getCurrentRate();
+               }
+
+               /**
+                * Returns the current rate of the connection’s outgoing side.
+                *
+                * @return The current output rate (in bytes per second)
+                */
+               public long getOutputRate() {
+                       return outputStream.getCurrentRate();
+               }
+
+               /**
                 * Sends a command with the given parameters, skipping all {@link
                 * Optional#absent()} optionals.
                 *
@@ -656,6 +748,7 @@ public class Connection extends AbstractExecutionThreadService implements Servic
                public void close() throws IOException {
                        Closeables.close(outputStream, true);
                        Closeables.close(inputStreamReader, true);
+                       Closeables.close(inputStream, true);
                }
 
        }