// Connect to server address at port 1337 (main server) and get a new port on which to login or sign up.
public void connectToMainServer(bool newAcct)
{
Socket cnxn = null;
try {
// 1st step: Connect to main server and send handshake.
cnxn = new Socket(ip, 1337);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
output.writeInt(handshake);
output.flush();
// Must now send username.
string username = newAcct ? usernameReg.text : usernameLogin.text;
output.writeObject(username);
output.flush();
// Receive whatever port the server sends (random or determined).
cnxn.setSoTimeout(10000); // 10-sec timeout for input reads
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
int nextPort = input.readInt();
// Close streams and connection.
input.close();
output.close();
cnxn.close();
// We got a port now! At this point, either log in or sign up.
if (newAcct)
{
signup(nextPort);
}
else
{
loginAndPlay(nextPort);
}
} catch (java.lang.Exception e) {
// Display some kind of error window if there was a connection error (basically a Java exception).
// If the socket is null, the connection attempt failed; otherwise, the connection timed out, or something else happened.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The main server may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException))
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The main server may have gone down.");
}
else
{
sms.RaiseErrorWindow("An unknown exception occurred when trying to connect to the main server.");
}
} catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.Message);
}
}
/// <summary>
/// Saves this training set to file specified in its filePath field
/// </summary>
public virtual void save()
{
ObjectOutputStream @out = null;
try
{
File file = new File(this.filePath);
@out = new ObjectOutputStream(new FileOutputStream(file));
@out.writeObject(this);
@out.flush();
}
catch (IOException ioe)
{
throw new NeurophException(ioe);
}
finally
{
if (@out != null)
{
try
{
@out.close();
}
catch (IOException)
{
}
}
}
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in C#:
//ORIGINAL LINE: public static Object deepCopy(Object paramObject) throws Exception
public static object deepCopy(object paramObject)
{
objectOutputStream = null;
objectInputStream = null;
try
{
MemoryStream byteArrayOutputStream = new MemoryStream();
objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
objectOutputStream.writeObject(paramObject);
objectOutputStream.flush();
MemoryStream byteArrayInputStream = new MemoryStream(byteArrayOutputStream.toByteArray());
objectInputStream = new ObjectInputStream(byteArrayInputStream);
return(objectInputStream.readObject());
}
catch (Exception exception)
{
Console.WriteLine("Exception in ObjectCloner = " + exception);
throw exception;
}
finally
{
objectOutputStream.close();
objectInputStream.close();
}
}
public virtual void saveModel(string filename)
{
FileOutputStream fileOutputStream = new FileOutputStream(filename);
BufferedOutputStream bufferedOutputStream = new BufferedOutputStream(fileOutputStream);
ObjectOutputStream objectOutputStream = new ObjectOutputStream(bufferedOutputStream);
this.writeFst(objectOutputStream);
objectOutputStream.flush();
objectOutputStream.close();
bufferedOutputStream.close();
fileOutputStream.close();
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private byte[] writeObject(Object object) throws java.io.IOException
private sbyte[] writeObject(object @object)
{
MemoryStream buffer = new MemoryStream();
ObjectOutputStream outputStream = new ObjectOutputStream(buffer);
outputStream.writeObject(@object);
outputStream.flush();
outputStream.close();
return(buffer.toByteArray());
}
//--------------------------------------------------------------------------------------------------
/// <summary>
/// Serializes and deserializes an array using default serialization.
/// </summary>
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: private static MultiCurrencyAmountArray serializedDeserialize(MultiCurrencyAmountArray array) throws Exception
private static MultiCurrencyAmountArray serializedDeserialize(MultiCurrencyAmountArray array)
{
MemoryStream byteOutputStream = new MemoryStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteOutputStream);
objectOutputStream.writeObject(array);
objectOutputStream.flush();
MemoryStream byteInputStream = new MemoryStream(byteOutputStream.toByteArray());
ObjectInputStream objectInputStream = new ObjectInputStream(byteInputStream);
return((MultiCurrencyAmountArray)objectInputStream.readObject());
}
/**
* Gets the size of the provided area code map storage. The map storage passed-in will be filled
* as a result.
*/
private static int getSizeOfAreaCodeMapStorage(AreaCodeMapStorageStrategy mapStorage,
SortedMap <Integer, String> areaCodeMap)
{
mapStorage.readFromSortedMap(areaCodeMap);
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
mapStorage.writeExternal(objectOutputStream);
objectOutputStream.flush();
int sizeOfStorage = byteArrayOutputStream.size();
objectOutputStream.close();
return(sizeOfStorage);
}
/**
* Creates a new area code map serializing the provided area code map to a stream and then reading
* this stream. The resulting area code map is expected to be strictly equal to the provided one
* from which it was generated.
*/
private static AreaCodeMap createNewAreaCodeMap(AreaCodeMap areaCodeMap)
{
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
areaCodeMap.writeExternal(objectOutputStream);
objectOutputStream.flush();
AreaCodeMap newAreaCodeMap = new AreaCodeMap();
newAreaCodeMap.readExternal(
new ObjectInputStream(new ByteArrayInputStream(byteArrayOutputStream.toByteArray())));
return(newAreaCodeMap);
}
//JAVA TO C# CONVERTER WARNING: Method 'throws' clauses are not available in .NET:
//ORIGINAL LINE: public void write(String inputFile, com.juliar.codegenerator.InstructionInvocation invocation) throws IOException
public virtual void write(string inputFile, InstructionInvocation invocation)
{
string fileName = getLibiraryName(inputFile);
try (OutputStream ostream = new FileOutputStream(fileName); ObjectOutputStream p = new ObjectOutputStream(ostream)
)
{
p.writeObject(invocation);
p.flush();
}
catch (IOException e)
{
JuliarLogger.log(e);
}
}
[TestMethod] public void testReadWriteExternal()
{
try {
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
mappingProvider.writeExternal(objectOutputStream);
objectOutputStream.flush();
MappingFileProvider newMappingProvider = new MappingFileProvider();
newMappingProvider.readExternal(
new ObjectInputStream(new ByteArrayInputStream(byteArrayOutputStream.toByteArray())));
assertEquals(mappingProvider.toString(), newMappingProvider.toString());
} catch (IOException e) {
LOGGER.log(Level.SEVERE, e.getMessage());
fail();
}
}
[TestMethod] public void testReadExternalThrowsIOExceptionWithMalformedData()
{
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
objectOutputStream.writeUTF("hello");
objectOutputStream.flush();
ObjectInputStream objectInputStream =
new ObjectInputStream(new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
FlyweightMapStorage newMapStorage = new FlyweightMapStorage();
try {
newMapStorage.readExternal(objectInputStream);
fail();
} catch (IOException) {
// Exception expected.
}
}
[TestMethod] public void testWriteAndReadExternal()
{
ByteArrayOutputStream byteArrayOutputStream = new ByteArrayOutputStream();
ObjectOutputStream objectOutputStream = new ObjectOutputStream(byteArrayOutputStream);
mapStorage.writeExternal(objectOutputStream);
objectOutputStream.flush();
FlyweightMapStorage newMapStorage = new FlyweightMapStorage();
ObjectInputStream objectInputStream =
new ObjectInputStream(new ByteArrayInputStream(byteArrayOutputStream.toByteArray()));
newMapStorage.readExternal(objectInputStream);
String expected = mapStorage.toString();
assertEquals(expected, newMapStorage.toString());
}
/// <summary>
/// Saves neural network into the specified file.
/// </summary>
/// <param name="filePath"> file path to save network into </param>
public virtual void save(string filePath)
{
ObjectOutputStream @out = null;
try {
File file = new File(filePath);
@out = new ObjectOutputStream(new BufferedOutputStream(new FileOutputStream(file)));
@out.writeObject(this);
@out.flush();
} catch (IOException ioe) {
throw new NeurophException("Could not write neural network to file!", ioe);
} finally {
if (@out != null)
{
try {
@out.close();
} catch (IOException) {
}
}
}
}
private static void saveModel(Classifier c, String name, java.io.File fileName)
{
ObjectOutputStream oos = null;
try
{
oos = new ObjectOutputStream(
new FileOutputStream("..\\..\\..\\..\\libs\\models\\" + "models" + name + ".model"));
}
catch (java.io.FileNotFoundException e1)
{
e1.printStackTrace();
}
catch (java.io.IOException e1)
{
e1.printStackTrace();
}
oos.writeObject(c);
oos.flush();
oos.close();
}
public override void close()
{
output.flush();
output.close();
}
// This method allows the user to log in and play (if login is successful). Automatically called by either connectToMainServer() or signup().
public void loginAndPlay(int port)
{
// Check if user left either field blank.
if (usernameLogin.text.Equals("") || passwordLogin.text.Equals(""))
{
loginErrorMessage.enabled = true;
return;
}
// First, connect to the subserver at the given port.
Socket cnxn = null;
bool playerInGame = false; // tracks whether the player is in-game (i.e. not in the main menu)
try {
cnxn = new Socket(ip, port);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
// Send handshake
output.writeInt(handshake);
output.flush();
// Now that we have connected and sent our handshake, we can send commands.
// First: log in.
output.writeInt(LOGIN);
output.flush();
output.writeObject(usernameLogin.text);
output.flush();
output.writeObject(passwordLogin.text);
output.flush();
// Check if login was successful or failed
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
cnxn.setSoTimeout(10000);
if (input.readInt() != SPU.ServerResponse.LOGIN_OK.ordinal())
{
// Login failed at this point. Disconnect from the server so the user can try again.
loginErrorMessage.enabled = true;
output.writeInt(DISCONNECT);
output.flush();
input.close();
output.close();
cnxn.close();
return;
}
// At this point, login was successful.
((StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)))).saveLogin();
loginErrorMessage.enabled = false;
// Need to get the map first so the user can see stuff. First send the command, then receive the map and visibility.
output.writeInt(GETCOND);
output.flush();
int visibility = input.readInt();
SPU.Tile[][] map = (SPU.Tile[][])(input.readObject());
// Load the game and start necessary threads.
isLoading = true;
StartCoroutine("LoadGame");
while (isLoading)
{
;
}
playerInGame = true;
Destroy(GameObject.Find("Login Menu"));
Destroy(GameObject.Find("Registration Menu"));
Destroy(GameObject.Find("Main Menu Music"));
// Create a thread to process user inputs (i.e. for the menu and for player movement)
userInputThread = new System.Threading.Thread(new ThreadStart(new UserInputThread().ProcessInput));
userInputThread.Start();
while (!userInputThread.IsAlive)
{
; //loop until thread activates
}
// TO DO MUCH LATER: Draw the map, using visibility to determine visible tiles, and put this in the new scene.
// At this point, process move commands one at a time (or logout if the user chooses).
while (cmd != LOGOUT)
{
// First write the command...
output.writeInt(cmd);
output.flush();
// ...then receive the updated visibility and map from the server.
visibility = input.readInt();
map = (SPU.Tile[][])(input.readObject());
}
// At this point, user is ready to log out (cmd == LOGOUT).
output.writeInt(LOGOUT);
output.flush();
// The game can just exit everything completely if the user is quitting to desktop.
if (isQuitting)
{
Application.Quit();
}
input.close();
output.close();
cnxn.close();
Destroy(GameObject.Find("BG Music"));
isLoading = true;
StartCoroutine("LoadMainMenu");
while (isLoading)
{
;
}
Destroy(this);
}catch (java.lang.Exception e) {
// Deal with a failed connection attempt
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The subserver may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException) && !playerInGame)
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
}
else
{
// Return to the main menu, since connection has timed out.
Destroy(startMenu);
Destroy(GameObject.Find("BG Music"));
userInputThread.Abort();
userInputThread.Join();
isLoading = true;
StartCoroutine("LoadMainMenu");
while (isLoading)
{
;
}
StartMenuScript sms2 = ((StartMenuScript)(GameObject.Find("Start Menu").GetComponent <StartMenuScript>()));
sms2.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
Destroy(this);
}
}catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.StackTrace);
}
}
// Sign up on a given port. If registration is successful, the client will automatically log in for the user to begin playing.
// Automatically called by connectToMainServer().
public void signup(int port)
{
// Check if user left either field blank.
if (usernameReg.text.Equals("") || passwordReg.text.Equals(""))
{
regFailedMessage.enabled = true;
return;
}
// First, connect to the subserver at the given port.
Socket cnxn = null;
bool acctCreated = false;
try {
cnxn = new Socket(ip, port);
ObjectOutputStream output = new ObjectOutputStream(cnxn.getOutputStream());
// Send handshake
output.writeInt(handshake);
output.flush();
// Now that we have connected and sent our handshake, we can send commands.
// Here we will just sign up, close the connection, and log in using the given name and PW.
output.writeInt(SIGNUP);
output.flush();
// Send username and PW.
output.writeObject(usernameReg.text);
output.flush();
output.writeObject(passwordReg.text);
output.flush();
// Check if acc was created
ObjectInputStream input = new ObjectInputStream(cnxn.getInputStream());
cnxn.setSoTimeout(10000);
acctCreated = input.readInt() == SPU.ServerResponse.ACCOUNT_CREATE_OK.ordinal();
if (!acctCreated)
{
// Display an error message if registration failed.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
sms.RaiseErrorWindow("Account creation failed. That name may already be taken.");
}
// At this point, the user is (hopefully) signed up for the server on the given port. So, log in.
// (Close connection and streams first!)
output.close();
input.close();
cnxn.close();
regFailedMessage.enabled = false;
// If registration succeeded, at this point the client will auto-login and start playing the game.
if (acctCreated)
{
usernameLogin.text = usernameReg.text;
passwordLogin.text = passwordReg.text;
((StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)))).RegToLogin();
loginAndPlay(port);
}
}catch (java.lang.Exception e) {
// Display some kind of error window if there was a connection error (basically a Java exception).
// If the socket is null, the connection attempt failed; otherwise, the connection timed out, or something else happened.
StartMenuScript sms = (StartMenuScript)(startMenu.GetComponent(typeof(StartMenuScript)));
if (cnxn == null)
{
sms.RaiseErrorWindow("Failed to connect. Check your connection settings. The subserver may be down.");
}
else if (e.GetType() == typeof(SocketTimeoutException) && !acctCreated)
{
sms.RaiseErrorWindow("Connection timed out. Check your connection. The subserver may have gone down.");
}
else if (acctCreated)
{
sms.RaiseErrorWindow("Connection timed out, but registration was successful. The subserver may have gone down suddenly.");
}
else
{
sms.RaiseErrorWindow("An unknown exception occurred when trying to connect to the main server.");
}
}catch (System.Exception e) {
// This handles C# exceptions. These shouldn't happen, which is why the errors are printed to the console (for us to test for ourselves).
print("Encountered a C# exception:\n");
print(e.StackTrace);
}
}