X-Git-Url: http://git.nikiroo.be/?a=blobdiff_plain;f=src%2Fbe%2Fnikiroo%2Ffanfix%2Flibrary%2FRemoteLibrary.java;h=3e0e192d1806abb2e7d4bd270f0e808821c20991;hb=cfdaf6052ddc5ca44cf19f1f6d9f154cc8443024;hp=6e3380b4a2239a074c26750436f8abc0df368e12;hpb=651072f36310e996632979953e71275d3cbed5a3;p=nikiroo-utils.git

diff --git a/src/be/nikiroo/fanfix/library/RemoteLibrary.java b/src/be/nikiroo/fanfix/library/RemoteLibrary.java
index 6e3380b..3e0e192 100644
--- a/src/be/nikiroo/fanfix/library/RemoteLibrary.java
+++ b/src/be/nikiroo/fanfix/library/RemoteLibrary.java
@@ -21,10 +21,35 @@ import be.nikiroo.utils.serial.server.ConnectActionClientObject;
  * This {@link BasicLibrary} will access a remote server to list the available
  * stories, and download the ones you try to load to the local directory
  * specified in the configuration.
+ * <p>
+ * This remote library uses a custom fanfix:// protocol.
  * 
  * @author niki
  */
 public class RemoteLibrary extends BasicLibrary {
+	interface RemoteAction {
+		public void action(ConnectActionClientObject action) throws Exception;
+	}
+
+	class RemoteConnectAction extends ConnectActionClientObject {
+		public RemoteConnectAction() throws IOException {
+			super(host, port, key);
+		}
+
+		@Override
+		public Object send(Object data)
+				throws IOException, NoSuchFieldException, NoSuchMethodException,
+				ClassNotFoundException {
+			Object rep = super.send(data);
+			if (rep instanceof RemoteLibraryException) {
+				RemoteLibraryException remoteEx = (RemoteLibraryException) rep;
+				throw remoteEx.unwrapException();
+			}
+
+			return rep;
+		}
+	}
+
 	private String host;
 	private int port;
 	private final String key;
@@ -33,13 +58,11 @@ public class RemoteLibrary extends BasicLibrary {
 	// informative only (server will make the actual checks)
 	private boolean rw;
 
-	// TODO: error handling is not up to par!
-
 	/**
 	 * Create a {@link RemoteLibrary} linked to the given server.
 	 * <p>
 	 * Note that the key is structured:
-	 * <tt><b><i>xxx</i></b>(|<b><i>yyy</i></b>|<b>wl</b>)(|<b>rw</b>)</tt>
+	 * <tt><b><i>xxx</i></b>(|<b><i>yyy</i></b>(|<b>wl</b>)(|<b>bl</b>)(|<b>rw</b>)</tt>
 	 * <p>
 	 * Note that anything before the first pipe (<tt>|</tt>) character is
 	 * considered to be the encryption key, anything after that character is
@@ -54,16 +77,16 @@ public class RemoteLibrary extends BasicLibrary {
 	 * <li><b><i>yyy</i></b>: the secondary key</li>
 	 * <li><b>rw</b>: flag to allow read and write access if it is not the
 	 * default on this server</li>
-	 * <li><b>wl</b>: flag to allow access to all the stories (bypassing the
-	 * whitelist if it exists)</li>
+	 * <li><b>bl</b>: flag to bypass the blacklist (if it exists)</li>
+	 * <li><b>wl</b>: flag to bypass the whitelist if it exists</li>
 	 * </ul>
-	 * 
+	 * <p>
 	 * Some examples:
 	 * <ul>
 	 * <li><b>my_key</b>: normal connection, will take the default server
 	 * options</li>
-	 * <li><b>my_key|agzyzz|wl</b>: will ask to bypass the white list (if it
-	 * exists)</li>
+	 * <li><b>my_key|agzyzz|wl|bl</b>: will ask to bypass the black list and the
+	 * white list (if it exists)</li>
 	 * <li><b>my_key|agzyzz|rw</b>: will ask read-write access (if the default
 	 * is read-only)</li>
 	 * <li><b>my_key|agzyzz|wl|rw</b>: will ask both read-write access and white
@@ -92,50 +115,45 @@ public class RemoteLibrary extends BasicLibrary {
 			this.subkey = "";
 		}
 
+		if (host.startsWith("fanfix://")) {
+			host = host.substring("fanfix://".length());
+		}
+
 		this.host = host;
 		this.port = port;
 	}
 
 	@Override
 	public String getLibraryName() {
-		return host + ":" + port;
+		return (rw ? "[READ-ONLY] " : "") + "fanfix://" + host + ":" + port;
 	}
 
 	@Override
 	public Status getStatus() {
-		Instance.getTraceHandler().trace("Getting remote lib status...");
+		Instance.getInstance().getTraceHandler()
+				.trace("Getting remote lib status...");
 		Status status = getStatusDo();
-		Instance.getTraceHandler().trace("Remote lib status: " + status);
+		Instance.getInstance().getTraceHandler()
+				.trace("Remote lib status: " + status);
 		return status;
 	}
 
-	private boolean check() {
-		Status status = getStatusDo();
-		if (status != Status.READY) {
-			Instance.getTraceHandler().error("Remote lib not ready: " + status);
-			return false;
-		}
-
-		return true;
-	}
-
 	private Status getStatusDo() {
 		final Status[] result = new Status[1];
 
-		result[0] = Status.INVALID;
-
+		result[0] = null;
 		try {
-			new ConnectActionClientObject(host, port, key) {
+			new RemoteConnectAction() {
 				@Override
 				public void action(Version serverVersion) throws Exception {
 					Object rep = send(new Object[] { subkey, "PING" });
 
 					if ("r/w".equals(rep)) {
 						rw = true;
-						result[0] = Status.READY;
+						result[0] = Status.READ_WRITE;
 					} else if ("r/o".equals(rep)) {
 						rw = false;
-						result[0] = Status.READY;
+						result[0] = Status.READ_ONLY;
 					} else {
 						result[0] = Status.UNAUTHORIZED;
 					}
@@ -143,11 +161,11 @@ public class RemoteLibrary extends BasicLibrary {
 
 				@Override
 				protected void onError(Exception e) {
-					// if (e instanceof SSLException) {
-					result[0] = Status.UNAUTHORIZED;
-					// } else {
-					// result[0] = Status.UNAVAILABLE;
-					// }
+					if (e instanceof SSLException) {
+						result[0] = Status.UNAUTHORIZED;
+					} else {
+						result[0] = Status.UNAVAILABLE;
+					}
 				}
 			}.connect();
 		} catch (UnknownHostException e) {
@@ -162,141 +180,87 @@ public class RemoteLibrary extends BasicLibrary {
 	}
 
 	@Override
-	public Image getCover(final String luid) {
-		if (!check()) {
-			return null;
-		}
-
+	public Image getCover(final String luid) throws IOException {
 		final Image[] result = new Image[1];
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Object rep = send(new Object[] { subkey, "GET_COVER", luid });
-					result[0] = (Image) rep;
-				}
-
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
-				}
-			}.connect();
-		} catch (Exception e) {
-			Instance.getTraceHandler().error(e);
-		}
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Object rep = action
+						.send(new Object[] { subkey, "GET_COVER", luid });
+				result[0] = (Image) rep;
+			}
+		});
 
 		return result[0];
 	}
 
 	@Override
-	public Image getCustomSourceCover(final String source) {
-		if (!check()) {
-			return null;
-		}
-
+	public Image getCustomSourceCover(final String source) throws IOException {
 		return getCustomCover(source, "SOURCE");
 	}
 
 	@Override
-	public Image getCustomAuthorCover(final String author) {
-		if (!check()) {
-			return null;
-		}
-
+	public Image getCustomAuthorCover(final String author) throws IOException {
 		return getCustomCover(author, "AUTHOR");
 	}
 
 	// type: "SOURCE" or "AUTHOR"
-	private Image getCustomCover(final String source, final String type) {
-		if (!check()) {
-			return null;
-		}
-
+	private Image getCustomCover(final String source, final String type)
+			throws IOException {
 		final Image[] result = new Image[1];
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Object rep = send(new Object[] { subkey,
-							"GET_CUSTOM_COVER", type, source });
-					result[0] = (Image) rep;
-				}
-
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
-				}
-			}.connect();
-		} catch (Exception e) {
-			Instance.getTraceHandler().error(e);
-		}
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Object rep = action.send(new Object[] { subkey,
+						"GET_CUSTOM_COVER", type, source });
+				result[0] = (Image) rep;
+			}
+		});
 
 		return result[0];
 	}
 
 	@Override
-	public synchronized Story getStory(final String luid, Progress pg) {
-		if (!check()) {
-			return null;
-		}
-
+	public synchronized Story getStory(final String luid, Progress pg)
+			throws IOException {
 		final Progress pgF = pg;
 		final Story[] result = new Story[1];
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Progress pg = pgF;
-					if (pg == null) {
-						pg = new Progress();
-					}
-
-					Object rep = send(new Object[] { subkey, "GET_STORY", luid });
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Progress pg = pgF;
+				if (pg == null) {
+					pg = new Progress();
+				}
 
-					MetaData meta = null;
-					if (rep instanceof MetaData) {
-						meta = (MetaData) rep;
-						if (meta.getWords() <= Integer.MAX_VALUE) {
-							pg.setMinMax(0, (int) meta.getWords());
-						}
-					}
+				Object rep = action
+						.send(new Object[] { subkey, "GET_STORY", luid });
 
-					List<Object> list = new ArrayList<Object>();
-					for (Object obj = send(null); obj != null; obj = send(null)) {
-						list.add(obj);
-						pg.add(1);
+				MetaData meta = null;
+				if (rep instanceof MetaData) {
+					meta = (MetaData) rep;
+					if (meta.getWords() <= Integer.MAX_VALUE) {
+						pg.setMinMax(0, (int) meta.getWords());
 					}
-
-					result[0] = RemoteLibraryServer.rebuildStory(list);
-					pg.done();
 				}
 
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
+				List<Object> list = new ArrayList<Object>();
+				for (Object obj = action.send(null); obj != null; obj = action
+						.send(null)) {
+					list.add(obj);
+					pg.add(1);
 				}
-			}.connect();
-		} catch (Exception e) {
-			Instance.getTraceHandler().error(e);
-		}
+
+				result[0] = RemoteLibraryServer.rebuildStory(list);
+				pg.done();
+			}
+		});
 
 		return result[0];
 	}
@@ -304,9 +268,6 @@ public class RemoteLibrary extends BasicLibrary {
 	@Override
 	public synchronized Story save(final Story story, final String luid,
 			Progress pg) throws IOException {
-		if (!check()) {
-			return null;
-		}
 
 		final String[] luidSaved = new String[1];
 		Progress pgSave = new Progress();
@@ -321,37 +282,28 @@ public class RemoteLibrary extends BasicLibrary {
 
 		final Progress pgF = pgSave;
 
-		new ConnectActionClientObject(host, port, key) {
+		connectRemoteAction(new RemoteAction() {
 			@Override
-			public void action(Version serverVersion) throws Exception {
+			public void action(ConnectActionClientObject action)
+					throws Exception {
 				Progress pg = pgF;
 				if (story.getMeta().getWords() <= Integer.MAX_VALUE) {
 					pg.setMinMax(0, (int) story.getMeta().getWords());
 				}
 
-				send(new Object[] { subkey, "SAVE_STORY", luid });
+				action.send(new Object[] { subkey, "SAVE_STORY", luid });
 
 				List<Object> list = RemoteLibraryServer.breakStory(story);
 				for (Object obj : list) {
-					send(obj);
+					action.send(obj);
 					pg.add(1);
 				}
 
-				luidSaved[0] = (String) send(null);
+				luidSaved[0] = (String) action.send(null);
 
 				pg.done();
 			}
-
-			@Override
-			protected void onError(Exception e) {
-				if (e instanceof SSLException) {
-					Instance.getTraceHandler().error(
-							"Connection refused (bad key)");
-				} else {
-					Instance.getTraceHandler().error(e);
-				}
-			}
-		}.connect();
+		});
 
 		// because the meta changed:
 		MetaData meta = getInfo(luidSaved[0]);
@@ -371,83 +323,45 @@ public class RemoteLibrary extends BasicLibrary {
 
 	@Override
 	public synchronized void delete(final String luid) throws IOException {
-		if (!check()) {
-			throw new IOException("Library not ready");
-		}
-
-		new ConnectActionClientObject(host, port, key) {
+		connectRemoteAction(new RemoteAction() {
 			@Override
-			public void action(Version serverVersion) throws Exception {
-				send(new Object[] { subkey, "DELETE_STORY", luid });
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				action.send(new Object[] { subkey, "DELETE_STORY", luid });
 			}
-
-			@Override
-			protected void onError(Exception e) {
-				if (e instanceof SSLException) {
-					Instance.getTraceHandler().error(
-							"Connection refused (bad key)");
-				} else {
-					Instance.getTraceHandler().error(e);
-				}
-			}
-		}.connect();
+		});
 	}
 
 	@Override
-	public void setSourceCover(final String source, final String luid) {
-		if (!check()) {
-			return;
-		}
-
+	public void setSourceCover(final String source, final String luid)
+			throws IOException {
 		setCover(source, luid, "SOURCE");
 	}
 
 	@Override
-	public void setAuthorCover(final String author, final String luid) {
-		if (!check()) {
-			return;
-		}
-
+	public void setAuthorCover(final String author, final String luid)
+			throws IOException {
 		setCover(author, luid, "AUTHOR");
 	}
 
 	// type = "SOURCE" | "AUTHOR"
 	private void setCover(final String value, final String luid,
-			final String type) {
-		if (!check()) {
-			return;
-		}
-
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					send(new Object[] { subkey, "SET_COVER", type, value, luid });
-				}
-
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
-				}
-			}.connect();
-		} catch (IOException e) {
-			Instance.getTraceHandler().error(e);
-		}
+			final String type) throws IOException {
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				action.send(new Object[] { subkey, "SET_COVER", type, value,
+						luid });
+			}
+		});
 	}
 
 	@Override
 	// Could work (more slowly) without it
-	public Story imprt(final URL url, Progress pg) throws IOException {
-		if (!check()) {
-			return null;
-		}
-
+	public MetaData imprt(final URL url, Progress pg) throws IOException {
 		// Import the file locally if it is actually a file
+
 		if (url == null || url.getProtocol().equalsIgnoreCase("file")) {
 			return super.imprt(url, pg);
 		}
@@ -458,59 +372,37 @@ public class RemoteLibrary extends BasicLibrary {
 			pg = new Progress();
 		}
 
-		pg.setMinMax(0, 2);
-		Progress pgImprt = new Progress();
-		Progress pgGet = new Progress();
-		pg.addProgress(pgImprt, 1);
-		pg.addProgress(pgGet, 1);
-
-		final Progress pgF = pgImprt;
+		final Progress pgF = pg;
 		final String[] luid = new String[1];
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Progress pg = pgF;
-
-					Object rep = send(new Object[] { subkey, "IMPORT",
-							url.toString() });
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Progress pg = pgF;
 
-					while (true) {
-						if (!RemoteLibraryServer.updateProgress(pg, rep)) {
-							break;
-						}
+				Object rep = action.send(
+						new Object[] { subkey, "IMPORT", url.toString() });
 
-						rep = send(null);
+				while (true) {
+					if (!RemoteLibraryServer.updateProgress(pg, rep)) {
+						break;
 					}
 
-					pg.done();
-					luid[0] = (String) rep;
+					rep = action.send(null);
 				}
 
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
-				}
-			}.connect();
-		} catch (IOException e) {
-			Instance.getTraceHandler().error(e);
-		}
+				pg.done();
+				luid[0] = (String) rep;
+			}
+		});
 
 		if (luid[0] == null) {
 			throw new IOException("Remote failure");
 		}
 
-		Story story = getStory(luid[0], pgGet);
-		pgGet.done();
-
 		pg.done();
-		return story;
+		return getInfo(luid[0]);
 	}
 
 	@Override
@@ -518,86 +410,55 @@ public class RemoteLibrary extends BasicLibrary {
 	protected synchronized void changeSTA(final String luid,
 			final String newSource, final String newTitle,
 			final String newAuthor, Progress pg) throws IOException {
-		if (!check()) {
-			return;
-		}
 
 		final Progress pgF = pg == null ? new Progress() : pg;
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Progress pg = pgF;
-
-					Object rep = send(new Object[] { subkey, "CHANGE_STA",
-							luid, newSource, newTitle, newAuthor });
-					while (true) {
-						if (!RemoteLibraryServer.updateProgress(pg, rep)) {
-							break;
-						}
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Progress pg = pgF;
 
-						rep = send(null);
+				Object rep = action.send(new Object[] { subkey, "CHANGE_STA",
+						luid, newSource, newTitle, newAuthor });
+				while (true) {
+					if (!RemoteLibraryServer.updateProgress(pg, rep)) {
+						break;
 					}
-				}
 
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
+					rep = action.send(null);
 				}
-			}.connect();
-		} catch (IOException e) {
-			Instance.getTraceHandler().error(e);
-		}
+			}
+		});
 	}
 
 	@Override
-	public synchronized File getFile(final String luid, Progress pg) {
+	public File getFile(final String luid, Progress pg) {
 		throw new java.lang.InternalError(
 				"Operation not supportorted on remote Libraries");
 	}
 
 	/**
 	 * Stop the server.
+	 * 
+	 * @throws IOException
+	 *             in case of I/O errors
+	 * @throws SSLException
+	 *             when the key was not accepted
 	 */
-	public void exit() {
-		if (!check()) {
-			return;
-		}
-
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					send(new Object[] { subkey, "EXIT" });
-				}
-
-				@Override
-				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
-					}
-				}
-			}.connect();
-		} catch (IOException e) {
-			Instance.getTraceHandler().error(e);
-		}
+	public void stop() throws IOException, SSLException {
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				action.send(new Object[] { subkey, "EXIT" });
+				Thread.sleep(100);
+			}
+		});
 	}
 
 	@Override
-	public synchronized MetaData getInfo(String luid) {
-		if (!check()) {
-			return null;
-		}
-
+	public MetaData getInfo(String luid) throws IOException {
 		List<MetaData> metas = getMetasList(luid, null);
 		if (!metas.isEmpty()) {
 			return metas.get(0);
@@ -607,7 +468,7 @@ public class RemoteLibrary extends BasicLibrary {
 	}
 
 	@Override
-	protected List<MetaData> getMetas(Progress pg) {
+	protected List<MetaData> getMetas(Progress pg) throws IOException {
 		return getMetasList("*", pg);
 	}
 
@@ -624,7 +485,7 @@ public class RemoteLibrary extends BasicLibrary {
 	// The following methods are only used by Save and Delete in BasicLibrary:
 
 	@Override
-	protected int getNextId() {
+	protected String getNextId() {
 		throw new java.lang.InternalError("Should not have been called");
 	}
 
@@ -651,60 +512,78 @@ public class RemoteLibrary extends BasicLibrary {
 	 * @param pg
 	 *            the optional progress
 	 * 
-	 * 
 	 * @return the metas
+	 * 
+	 * @throws IOException
+	 *             in case of I/O error or bad key (SSLException)
 	 */
-	private List<MetaData> getMetasList(final String luid, Progress pg) {
-		if (!check()) {
-			return null;
-		}
-
+	private List<MetaData> getMetasList(final String luid, Progress pg)
+			throws IOException {
 		final Progress pgF = pg;
 		final List<MetaData> metas = new ArrayList<MetaData>();
 
-		try {
-			new ConnectActionClientObject(host, port, key) {
-				@Override
-				public void action(Version serverVersion) throws Exception {
-					Progress pg = pgF;
-					if (pg == null) {
-						pg = new Progress();
-					}
-
-					Object rep = send(new Object[] { subkey, "GET_METADATA",
-							luid });
+		connectRemoteAction(new RemoteAction() {
+			@Override
+			public void action(ConnectActionClientObject action)
+					throws Exception {
+				Progress pg = pgF;
+				if (pg == null) {
+					pg = new Progress();
+				}
 
-					while (true) {
-						if (!RemoteLibraryServer.updateProgress(pg, rep)) {
-							break;
-						}
+				Object rep = action
+						.send(new Object[] { subkey, "GET_METADATA", luid });
 
-						rep = send(null);
+				while (true) {
+					if (!RemoteLibraryServer.updateProgress(pg, rep)) {
+						break;
 					}
 
-					if (rep instanceof MetaData[]) {
-						for (MetaData meta : (MetaData[]) rep) {
-							metas.add(meta);
-						}
-					} else if (rep != null) {
-						metas.add((MetaData) rep);
+					rep = action.send(null);
+				}
+
+				if (rep instanceof MetaData[]) {
+					for (MetaData meta : (MetaData[]) rep) {
+						metas.add(meta);
 					}
+				} else if (rep != null) {
+					metas.add((MetaData) rep);
+				}
+			}
+		});
+
+		return metas;
+	}
+
+	private void connectRemoteAction(final RemoteAction runAction)
+			throws IOException {
+		final IOException[] err = new IOException[1];
+		try {
+			final RemoteConnectAction[] array = new RemoteConnectAction[1];
+			RemoteConnectAction ra = new RemoteConnectAction() {
+				@Override
+				public void action(Version serverVersion) throws Exception {
+					runAction.action(array[0]);
 				}
 
 				@Override
 				protected void onError(Exception e) {
-					if (e instanceof SSLException) {
-						Instance.getTraceHandler().error(
-								"Connection refused (bad key)");
-					} else {
-						Instance.getTraceHandler().error(e);
+					if (!(e instanceof IOException)) {
+						Instance.getInstance().getTraceHandler().error(e);
+						return;
 					}
+
+					err[0] = (IOException) e;
 				}
-			}.connect();
+			};
+			array[0] = ra;
+			ra.connect();
 		} catch (Exception e) {
-			Instance.getTraceHandler().error(e);
+			err[0] = (IOException) e;
 		}
 
-		return metas;
+		if (err[0] != null) {
+			throw err[0];
+		}
 	}
 }