private void configureListeners(Injector injector, QueueConfig... queueConfigs)
throws JMSException, IllegalAccessException, InstantiationException {
for (QueueConfig queueConfig : queueConfigs) {
Queue queue = (Queue) jmsServer.lookup("/queue/" + queueConfig.getName());
for (int i = 0; i < queueConfig.getListenerCount(); i++) {
CommandListener listener =
(CommandListener) queueConfig.getCommandListenerClass().newInstance();
listener.setInjector(injector);
Session session = consumerConnection.createSession(false, Session.AUTO_ACKNOWLEDGE);
session.createConsumer(queue).setMessageListener(listener);
}
}
consumerConnection.start();
}
public static void main(String[] argv) throws Exception {
Options options = new Options();
options.addOption("js", false, "Create f5less.js");
options.addOption("p", "port", true, "ws:reload websocket server port");
options.addOption("h", "host", true, "ws:reload websocket server host");
options.addOption("d", "debounce", true, "debouncing for commands");
CommandLine cmdLine = new PosixParser().parse(options, argv);
String[] args = cmdLine.getArgs();
if (cmdLine.hasOption("js")) {
Files.copy(
TheBuilder.class.getClassLoader().getResourceAsStream("f5less.js"),
Paths.get("./f5less.js"),
StandardCopyOption.REPLACE_EXISTING);
System.out.println(
"\n f5less.js created...\n put the following\n"
+ " <script type=\"text/javascript\" src=\"f5less.js\"></script>\n"
+ " <script type=\"text/javascript\">f5less.connect()</script>\n"
+ " in the page for which you want automatic reloading (assuming 'f5less.js' is in the same directory)\n");
}
if (args.length < 2) {
HelpFormatter formatter = new HelpFormatter();
formatter.printHelp("f5less [options] path1 cmd1 path2 cmd2 ...", options);
System.exit(-1);
}
final List<String> reloadPaths = new LinkedList<String>();
final int commandsDebounce = Integer.parseInt(cmdLine.getOptionValue("d", "100"));
for (int i = 0; i < args.length / 2; i++) {
final String path = args[i * 2];
final String rawCmd = args[i * 2 + 1];
if (rawCmd.equals("ws:reload")) reloadPaths.add(path);
else Watcher.register(path, new CommandListener(path, rawCmd, commandsDebounce));
}
ReloadServer reloadServer = null;
if (!reloadPaths.isEmpty()) {
reloadServer =
new ReloadServer(
cmdLine.getOptionValue("h", "localhost"),
Integer.parseInt(cmdLine.getOptionValue("p", "9999")),
commandsDebounce + 50);
reloadServer.monitor(reloadPaths);
}
System.out.println("Press enter to exit...");
System.in.read();
if (reloadServer != null) reloadServer.stop();
Watcher.stop();
CommandListener.stop();
System.out.println("Bye bye");
}
/**
* Método que trata las acciones a ejecutar al producirse un evento
*
* @param c Es el evento que se ha producido (o botón que se ha pulsado)
* @param d Es la pantalla en la que se ha producido el evento
*/
public void commandAction(Command c, Displayable d) {
if (c.equals(this.SELECT_COMMAND)) {
cliente.conecta(getSelectedIndex());
} else if (c.equals(volver)) {
padre.commandAction(volver, this);
} else if (c.equals(buscar)) {
cliente.buscaDisp();
}
}
public void undo() {
try {
MethodInvocationManager.invokeMethod( // frame,
parentObject, addMethod, addParams);
listener.commandActionPerformed();
} catch (Exception e) {
System.out.println("Could not undo: " + subtractMethod + " " + e);
}
}
public void register(CommandListener listener) {
for (Method method : listener.getClass().getMethods()) {
if (!method.isAnnotationPresent(Command.class)) {
continue;
}
Command cmdAnnotation = method.getAnnotation(Command.class);
Map<CommandSyntax, CommandBinding> commandListeners = listeners.get(cmdAnnotation.name());
if (commandListeners == null) {
commandListeners = new HashMap<CommandSyntax, CommandBinding>();
listeners.put(cmdAnnotation.name(), commandListeners);
}
this.registerCommandHelp(cmdAnnotation);
commandListeners.put(
new CommandSyntax(cmdAnnotation.syntax()), new CommandBinding(listener, method));
}
}
public void run() {
try {
// Note, either envp or workingDirectory or both may be null; thats
// OK.
Process process =
Runtime.getRuntime()
.exec(getCommandArray(), getEnvironmentParameters(), getWorkingDirectory());
Thread stdoutConsumer =
new ConsumerThread(process.getInputStream()) {
public void consume(String line) {
_commandListener.eatStdOut(line);
}
};
Thread stderrConsumer =
new ConsumerThread(process.getErrorStream()) {
public void consume(String line) {
_commandListener.eatStdErr(line);
}
};
stdoutConsumer.start();
stderrConsumer.start();
InputStream stdIn = getStdIn();
if (stdIn != null) {
try {
OutputStream processOS = process.getOutputStream();
byte[] buffer = new byte[1000];
while (true) {
int bytes = stdIn.read(buffer, 0, buffer.length);
if (bytes == -1) {
break; // EOF
}
processOS.write(buffer, 0, bytes);
}
stdIn.close();
processOS.close();
} catch (Exception e) {
_logger.info("Exception - possibly irrelevant : " + e);
}
}
int exitStatus;
try {
exitStatus = process.waitFor();
} catch (Exception e) {
_logger.error("process waitFor failed : " + e);
process.destroy();
throw e;
}
/*
* // There is the possibility that the consumer threads have not
* quite // caught up yet - so they may still be running, even
* though the // process has finished. // This code works, but takes
* AGES to run, so I've disabled it. while( stderrConsumer.isAlive()
* ) { stderrConsumer.join(); } while( stdoutConsumer.isAlive() ) {
* stdoutConsumer.join(); }
*/
if (_commandListener != null) {
_commandListener.finished(exitStatus);
}
} catch (Exception e) {
_logger.error("Command failed : " + e);
e.printStackTrace();
if (_commandListener != null) {
_commandListener.eatStdErr(e.toString());
_commandListener.finished(-999);
}
}
}
public void redo() {
execute();
listener.commandActionPerformed();
}
/**
* Register your CommandListener. This will make all annotated commands available to CanaryMod and
* the help system. Sub Command relations can only be sorted out after availability. That means if
* you try to register a command that is a sub-command of something that is not registered yet, it
* will fail. So make sure you add commands in the correct order.
*
* @param listener the {@link CommandListener}
* @param owner the {@link CommandOwner}
* @param translator the {@link LocaleHelper} instance used in Translations
* @param force {@code true} to override existing commands; {@code false} for not
* @throws CommandDependencyException
*/
public void registerCommands(
final CommandListener listener, CommandOwner owner, LocaleHelper translator, boolean force)
throws CommandDependencyException {
Method[] methods = listener.getClass().getDeclaredMethods();
ArrayList<CanaryCommand> newCommands = new ArrayList<CanaryCommand>();
for (final Method method : methods) {
if (!method.isAnnotationPresent(Command.class)) {
continue;
}
Class<?>[] params = method.getParameterTypes();
if (params.length != 2) {
log.warn(
"You have a Command method with invalid number of arguments! - " + method.getName());
continue;
}
if (!(MessageReceiver.class.isAssignableFrom(params[0])
&& String[].class.isAssignableFrom(params[1]))) {
log.warn("You have a Command method with invalid argument types! - " + method.getName());
continue;
}
Command meta = method.getAnnotation(Command.class);
TabCompleteDispatch tabComplete = null;
darkdiplomatIsAWizard:
// If tab complete method fails, it shouldn't kill the command itself
if (!meta.tabCompleteMethod().isEmpty()) {
final Method tabCompMeth;
try {
tabCompMeth =
listener
.getClass()
.getMethod(meta.tabCompleteMethod(), MessageReceiver.class, String[].class);
} catch (NoSuchMethodException e) {
log.warn(
String.format(
"[%s/%s/%s] TabComplete initialization failure: Unable to locate specified Method",
owner.getName(), listener.getClass().getSimpleName(), meta.tabCompleteMethod()));
break darkdiplomatIsAWizard;
}
if (!tabCompMeth.isAnnotationPresent(TabComplete.class)) {
log.warn(
String.format(
"[%s/%s/%s] TabComplete initialization failure: TabComplete annotation missing",
owner.getName(), listener.getClass().getSimpleName(), meta.tabCompleteMethod()));
break darkdiplomatIsAWizard;
}
if (!List.class.isAssignableFrom(tabCompMeth.getReturnType())) {
log.warn(
String.format(
"[%s/%s/%s] AutoComplete initialization failure: Return type was not of List",
owner.getName(), listener.getClass().getSimpleName(), meta.tabCompleteMethod()));
break darkdiplomatIsAWizard;
}
tabComplete =
new TabCompleteDispatch() {
@Override
public List<String> complete(MessageReceiver msgrec, String[] args)
throws TabCompleteException {
try {
return (List<String>) tabCompMeth.invoke(listener, msgrec, args);
} catch (Exception ex) {
throw new TabCompleteException("AutoComplete failed to execute...", ex);
}
}
};
}
CanaryCommand command =
new CanaryCommand(meta, owner, translator, tabComplete) {
@Override
protected void execute(MessageReceiver caller, String[] parameters) {
try {
method.invoke(listener, new Object[] {caller, parameters});
} catch (Exception ex) {
log.error("Could not execute command...", ex.getCause());
}
}
};
newCommands.add(command);
}
// Sort load order so dependencies can be resolved properly
Collections.sort(newCommands);
// Take care of parenting
for (CanaryCommand cmd : newCommands) {
if (cmd.meta.parent().isEmpty()) {
continue;
}
String[] cmdp = cmd.meta.parent().split("\\.");
boolean depMissing = true;
// Check for local dependencies
for (CanaryCommand parent : newCommands) {
CanaryCommand tmp = null;
for (int i = 0; i < cmdp.length; i++) {
if (i == 0) {
for (String palias : parent.meta.aliases()) {
if (palias.equals(cmdp[i])) {
tmp = parent;
}
}
} else {
// First element wasn't found. Get out.
if (tmp == null) {
break;
}
if (tmp.hasSubCommand(cmdp[i])) {
tmp = tmp.getSubCommand(cmdp[i]);
} else {
tmp = null;
break;
}
}
}
if (tmp != null) {
cmd.setParent(tmp);
depMissing = false;
}
}
// Check for remote dependencies
if (depMissing) { // checking if it had found a local first
CanaryCommand temp = null;
for (int i = 0; i < cmdp.length; i++) {
if (i == 0) {
temp = commands.get(cmdp[0]);
} else {
if (temp == null) {
break;
}
if (temp.hasSubCommand(cmdp[i])) {
temp = temp.getSubCommand(cmdp[i]);
} else {
temp = null;
break;
}
}
}
if (temp != null) {
cmd.setParent(temp);
depMissing = false;
}
}
// Throw Error if we did not find the Dependency
if (depMissing) {
throw new CommandDependencyException(
cmd.meta.aliases()[0]
+ " has an unsatisfied dependency, "
+ "( "
+ cmd.meta.parent()
+ " )"
+ "please adjust registration order of your listeners or fix your plugins dependencies");
}
}
// KDone. Lets update commands list
boolean hasDuplicate = false;
StringBuilder dupes = new StringBuilder();
for (CanaryCommand cmd : newCommands) {
for (String alias : cmd.meta.aliases()) {
boolean currentIsDupe = false;
if (commands.containsKey(alias.toLowerCase()) && cmd.meta.parent().isEmpty() && !force) {
hasDuplicate = true;
currentIsDupe = true;
dupes.append(alias).append(" ");
}
if (!currentIsDupe || force) {
if (cmd.meta.parent().isEmpty()) { // Only add root commands
commands.put(alias.toLowerCase(), cmd);
}
if (!cmd.meta.helpLookup().isEmpty() && !Canary.help().hasHelp(cmd.meta.helpLookup())) {
Canary.help().registerCommand(owner, cmd, cmd.meta.helpLookup());
} else {
Canary.help().registerCommand(owner, cmd);
}
}
}
}
if (hasDuplicate && !force) {
throw new DuplicateCommandException(dupes.toString());
}
}
/* Receive a packet (will be decrypted with stream cipher). */
public void receivePacket() throws DespotifyException {
byte[] header = new byte[3];
PacketType packetType;
int payloadLength, headerLength = 3, macLength = 4;
/* Read header. */
int received =
this.receive(header, headerLength, log.isDebugEnabled() ? "packet header" : null);
if (received != headerLength) {
// todo reconnect?
throw new RecievedInvalidHeaderException(
"Failed to read header. Expected "
+ headerLength
+ " bytes, received "
+ received
+ ". todo try to reconnect once?");
}
/* Set IV. */
this.session.shannonRecv.nonce(IntegerUtilities.toBytes(this.session.keyRecvIv));
/* Decrypt header. */
this.session.shannonRecv.decrypt(header);
/* Get command and payload length from header. */
ByteBuffer headerBuffer = ByteBuffer.wrap(header);
byte commandByte = headerBuffer.get();
packetType = PacketType.valueOf(commandByte & 0xff);
if (packetType == null) {
log.info(
"Unknown command in received packet: "
+ packetType
+ " 0x"
+ Hex.toHex(new byte[] {commandByte}));
// todo should we just ignore these?
}
payloadLength = headerBuffer.getShort() & 0xffff;
/* Allocate buffer. Account for MAC. */
byte[] bytes = new byte[payloadLength + macLength];
ByteBuffer buffer = ByteBuffer.wrap(bytes);
/* Limit buffer to payload length, so we can read the payload. */
buffer.limit(payloadLength);
try {
for (int n = payloadLength, r; n > 0 && (r = this.channel.read(buffer)) > 0; n -= r) ;
} catch (IOException e) {
throw new DespotifyException("Failed to read payload: " + e.getMessage());
}
/* Extend it again to payload and mac length. */
buffer.limit(payloadLength + macLength);
try {
for (int n = macLength, r; n > 0 && (r = this.channel.read(buffer)) > 0; n -= r) ;
} catch (IOException e) {
throw new DespotifyException("Failed to read MAC: " + e.getMessage());
}
/* Decrypt payload. */
this.session.shannonRecv.decrypt(bytes);
/* Get payload bytes from buffer (throw away MAC). */
byte[] payload = new byte[payloadLength];
buffer.flip();
buffer.get(payload);
/* Increment IV. */
this.session.keyRecvIv++;
if (log.isInfoEnabled()) {
log.info(
"received "
+ packetType
+ "-command packet payload, "
+ payloadLength
+ " bytes:\n"
+ Hex.log(payload, log));
}
/* Fire events. */
for (CommandListener listener : this.listeners) {
listener.commandReceived(packetType, payload);
}
}
