Api doesn't work

[Ozymandy]

I try to create app using your api. Create ApiStorage extended AbsApiState. But when I try to connect I get this
TelegramApi#1001:Phase 0 in 1 ms TelegramApi#1001:Phase 1 in 90 ms TelegramApi#1001:Timeout Iteration TelegramApi#1001:Connection iteration TelegramApi#1001:#1: waitForDc TelegramApi#1001:#1: Creating proto for dc TelegramApi#1001:#1: Creating key TelegramApi#1001:Phase 2 in 4 ms TelegramApi#1001:Sender iteration api#1001#Downloader:DownloadFileThread iteration api#1001#Downloader:DownloadFileThread iteration api#1001#Uploader:UploadFileThread iteration api#1001#Uploader:UploadFileThread iteration api#1001#Uploader:UploadFileThread iteration api#1001#Downloader:DownloadFileThread iteration api#1001#Downloader:DownloadFileThread iteration TransportRate:Transport: #1 149.154.167.91:443 #1.0 api#1001#Uploader:UploadFileThread iteration TelegramApi#1001:Phase 3 in 8 ms TransportRate:tryConnection #1 java.net.BindException: Cannot assign requested address: connect at java.net.DualStackPlainSocketImpl.waitForConnect(Native Method) at java.net.DualStackPlainSocketImpl.socketConnect(DualStackPlainSocketImpl.java:85) at java.net.AbstractPlainSocketImpl.doConnect(AbstractPlainSocketImpl.java:350) at java.net.AbstractPlainSocketImpl.connectToAddress(AbstractPlainSocketImpl.java:206) at java.net.AbstractPlainSocketImpl.connect(AbstractPlainSocketImpl.java:188) at java.net.PlainSocketImpl.connect(PlainSocketImpl.java:172) at java.net.SocksSocketImpl.connect(SocksSocketImpl.java:392) at java.net.Socket.connect(Socket.java:589) at org.telegram.mtproto.transport.PlainTcpConnection.<init>(PlainTcpConnection.java:32)
Here is the code of AbsApiState
`public class ApiStorage implements AbsApiState, Serializable {

private HashMap<Integer, ConnectionInfo[]> connections = new HashMap<Integer, ConnectionInfo[]>();
private HashMap<Integer, byte[]> keys = new HashMap<Integer, byte[]>();
private HashMap<Integer, Boolean> isAuth = new HashMap<Integer, Boolean>();
private int primaryDc = 1;
private static final String DC1 = "149.154.167.40";
private static final String DC2 = "149.154.167.50";

public ApiStorage() {
    connections.put(1, new ConnectionInfo[]{
        new ConnectionInfo(1, 0, DC2, 443)
    });
}

@Override

public int getPrimaryDc() {
    return primaryDc;
}

@Override
public void setPrimaryDc(int i) {
    primaryDc = i;
}

@Override
public boolean isAuthenticated(int dcId) {
    if (isAuth.containsKey(dcId)) {
        return isAuth.get(dcId);
    }
    return false;
}

@Override
public void setAuthenticated(int dcId, boolean auth) {
    isAuth.put(dcId, auth);
}

@Override
public void updateSettings(TLConfig config) {
    connections.clear();
    HashMap<Integer, ArrayList<ConnectionInfo>> tConnections = new HashMap<Integer, ArrayList<ConnectionInfo>>();
    int id = 0;
    for (TLDcOption option : config.getDcOptions()) {
        if (!tConnections.containsKey(option.getId())) {
            tConnections.put(option.getId(), new ArrayList<ConnectionInfo>());
        }
        tConnections.get(option.getId()).add(new ConnectionInfo(id++, 0, option.getIpAddress(), option.getPort()));
    }

    for (Integer dc : tConnections.keySet()) {
        connections.put(dc, tConnections.get(dc).toArray(new ConnectionInfo[0]));
    }
}

@Override
public byte[] getAuthKey(int dcId) {
    return keys.get(dcId);
}

@Override
public void putAuthKey(int dcId, byte[] key) {
    keys.put(dcId, key);
}

@Override
public ConnectionInfo[] getAvailableConnections(int dcId) {
    if (!connections.containsKey(dcId)) {
        return new ConnectionInfo[0];
    }
    return connections.get(dcId);
}

@Override
public AbsMTProtoState getMtProtoState(int dcId) {
    return new AbsMTProtoState() {
        private KnownSalt[] knownSalts = new KnownSalt[0];

        @Override
        public byte[] getAuthKey() {
            return ApiStorage.this.getAuthKey(dcId);
        }

        @Override
        public ConnectionInfo[] getAvailableConnections() {
            return ApiStorage.this.getAvailableConnections(dcId);
        }

        @Override
        public KnownSalt[] readKnownSalts() {
            return knownSalts;
        }

        @Override
        protected void writeKnownSalts(KnownSalt[] salts) {
            knownSalts = salts;
        }
    };
}

@Override
public void resetAuth() {
    isAuth.clear();
}

@Override
public void reset() {
    isAuth.clear();
    keys.clear();
}

public void saveState(String fileName, ApiStorage mas) {

    try {
        FileOutputStream fileOut = new FileOutputStream(fileName + ".sta");
        ObjectOutputStream out = new ObjectOutputStream(fileOut);
        out.writeObject(mas);
        out.close();
        fileOut.close();
    } catch (IOException i) {
        i.printStackTrace();
    }
}

public ApiStorage loadState(String fileName) {
    try {
        FileInputStream fileIn = new FileInputStream(fileName + ".sta");
        ObjectInputStream in = new ObjectInputStream(fileIn);
        ApiStorage mas = (ApiStorage) in.readObject();
        in.close();
        fileIn.close();

        return mas;
    } catch (IOException i) {
        return null;
    } catch (ClassNotFoundException c) {
        c.printStackTrace();
    }
    return null;
}

}`
What am I doing wrong?

hi
Why is there any sample code for use ??????
i don't know how can i use from this library.
please !!!!!!!!!
thank you