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Nanit 2021-10-28 21:08:14 +03:00
parent 1c6da4ee0a
commit d170bcbee2
24 changed files with 120 additions and 120 deletions
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2
src/main/java/ru/nanit/limbo/LimboConstants.java
View File

@ -4,6 +4,6 @@ public final class LimboConstants {
public static final String VELOCITY_INFO_CHANNEL = "velocity:player_info";
private LimboConstants(){}
private LimboConstants() {}
}

4
src/main/java/ru/nanit/limbo/NanoLimbo.java
View File

@ -5,10 +5,10 @@ import ru.nanit.limbo.util.Logger;
public final class NanoLimbo {
public static void main(String[] args){
public static void main(String[] args) {
try {
new LimboServer().start();
} catch (Exception e){
} catch (Exception e) {
Logger.error("Cannot start server: ", e);
}
}

2
src/main/java/ru/nanit/limbo/configuration/LimboConfig.java
View File

@ -38,7 +38,7 @@ public final class LimboConfig {
private int bossGroupSize;
private int workerGroupSize;
public LimboConfig(Path root){
public LimboConfig(Path root) {
this.root = root;
}

2
src/main/java/ru/nanit/limbo/configuration/SocketAddressSerializer.java
View File

@ -17,7 +17,7 @@ public class SocketAddressSerializer implements TypeSerializer<SocketAddress> {
int port = node.node("port").getInt();
SocketAddress address;
if (ip == null || ip.isEmpty()){
if (ip == null || ip.isEmpty()) {
address = new InetSocketAddress(port);
} else {
address = new InetSocketAddress(ip, port);

2
src/main/java/ru/nanit/limbo/connection/ClientChannelInitializer.java
View File

@ -16,7 +16,7 @@ public class ClientChannelInitializer extends ChannelInitializer<Channel> {
private final LimboServer server;
public ClientChannelInitializer(LimboServer server){
public ClientChannelInitializer(LimboServer server) {
this.server = server;
}

68
src/main/java/ru/nanit/limbo/connection/ClientConnection.java
View File

@ -53,7 +53,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
private int velocityLoginMessageId = -1;
public ClientConnection(Channel channel, LimboServer server){
public ClientConnection(Channel channel, LimboServer server) {
this.server = server;
this.channel = channel;
this.address = channel.remoteAddress();
@ -64,7 +64,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
return gameProfile.getUuid();
}
public String getUsername(){
public String getUsername() {
return gameProfile.getUsername();
}
@ -74,7 +74,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
@Override
public void channelInactive(ChannelHandlerContext ctx) throws Exception {
if (state.equals(State.PLAY)){
if (state.equals(State.PLAY)) {
server.getConnections().removeConnection(this);
}
super.channelInactive(ctx);
@ -82,7 +82,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
@Override
public void exceptionCaught(ChannelHandlerContext ctx, Throwable cause) {
if (channel.isActive()){
if (channel.isActive()) {
Logger.error("Unhandled exception: ", cause);
}
}
@ -92,17 +92,17 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
handlePacket(msg);
}
public void handlePacket(Object packet){
if (packet instanceof PacketHandshake){
public void handlePacket(Object packet) {
if (packet instanceof PacketHandshake) {
PacketHandshake handshake = (PacketHandshake) packet;
clientVersion = handshake.getVersion();
updateState(State.getById(handshake.getNextState()));
Logger.debug("Pinged from " + address);
if (server.getConfig().getInfoForwarding().isLegacy()){
if (server.getConfig().getInfoForwarding().isLegacy()) {
String[] split = handshake.getHost().split("\00");
if (split.length == 3 || split.length == 4){
if (split.length == 3 || split.length == 4) {
setAddress(split[1]);
gameProfile.setUuid(UuidUtil.fromString(split[2]));
} else {
@ -112,28 +112,28 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
return;
}
if (packet instanceof PacketStatusRequest){
if (packet instanceof PacketStatusRequest) {
sendPacket(new PacketStatusResponse(server));
return;
}
if (packet instanceof PacketStatusPing){
if (packet instanceof PacketStatusPing) {
sendPacketAndClose(packet);
return;
}
if (packet instanceof PacketLoginStart){
if (server.getConnections().getCount() >= server.getConfig().getMaxPlayers()){
if (packet instanceof PacketLoginStart) {
if (server.getConnections().getCount() >= server.getConfig().getMaxPlayers()) {
disconnectLogin("Too many players connected");
return;
}
if (!clientVersion.equals(Version.getCurrentSupported())){
if (!clientVersion.equals(Version.getCurrentSupported())) {
disconnectLogin("Incompatible client version");
return;
}
if (server.getConfig().getInfoForwarding().isModern()){
if (server.getConfig().getInfoForwarding().isModern()) {
velocityLoginMessageId = ThreadLocalRandom.current().nextInt(0, Integer.MAX_VALUE);
PacketLoginPluginRequest request = new PacketLoginPluginRequest();
request.setMessageId(velocityLoginMessageId);
@ -143,7 +143,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
return;
}
if (!server.getConfig().getInfoForwarding().isModern()){
if (!server.getConfig().getInfoForwarding().isModern()) {
gameProfile.setUsername(((PacketLoginStart)packet).getUsername());
gameProfile.setUuid(UuidUtil.getOfflineModeUuid(getUsername()));
}
@ -152,13 +152,13 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
return;
}
if (packet instanceof PacketLoginPluginResponse){
if (packet instanceof PacketLoginPluginResponse) {
PacketLoginPluginResponse response = (PacketLoginPluginResponse) packet;
if (server.getConfig().getInfoForwarding().isModern()
&& response.getMessageId() == velocityLoginMessageId){
&& response.getMessageId() == velocityLoginMessageId) {
if (!response.isSuccessful() || response.getData() == null){
if (!response.isSuccessful() || response.getData() == null) {
disconnectLogin("You need to connect with Velocity");
return;
}
@ -178,8 +178,8 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
}
}
private void fireLoginSuccess(){
if (server.getConfig().getInfoForwarding().isModern() && velocityLoginMessageId == -1){
private void fireLoginSuccess() {
if (server.getConfig().getInfoForwarding().isModern() && velocityLoginMessageId == -1) {
disconnectLogin("You need to connect with Velocity");
return;
}
@ -204,51 +204,51 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
sendKeepAlive();
}
public void disconnectLogin(String reason){
if (isConnected() && state == State.LOGIN){
public void disconnectLogin(String reason) {
if (isConnected() && state == State.LOGIN) {
PacketDisconnect disconnect = new PacketDisconnect();
disconnect.setReason(reason);
sendPacketAndClose(disconnect);
}
}
public void sendKeepAlive(){
if (state.equals(State.PLAY)){
public void sendKeepAlive() {
if (state.equals(State.PLAY)) {
PacketKeepAlive keepAlive = new PacketKeepAlive();
keepAlive.setId(ThreadLocalRandom.current().nextLong());
sendPacket(keepAlive);
}
}
public void sendPacket(Object packet){
public void sendPacket(Object packet) {
if (isConnected())
channel.writeAndFlush(packet, channel.voidPromise());
}
public void sendPacketAndClose(Object packet){
public void sendPacketAndClose(Object packet) {
if (isConnected())
channel.writeAndFlush(packet).addListener(ChannelFutureListener.CLOSE);
}
public void writePacket(Object packet){
public void writePacket(Object packet) {
if (isConnected()) channel.write(packet, channel.voidPromise());
}
public void flushPackets(){
public void flushPackets() {
if (isConnected()) channel.flush();
}
public boolean isConnected(){
public boolean isConnected() {
return channel.isActive();
}
private void updateState(State state){
private void updateState(State state) {
this.state = state;
channel.pipeline().get(PacketDecoder.class).updateState(state);
channel.pipeline().get(PacketEncoder.class).updateState(state);
}
private void setAddress(String host){
private void setAddress(String host) {
this.address = new InetSocketAddress(host, ((InetSocketAddress)this.address).getPort());
}
@ -272,7 +272,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
return true;
}
public static void preInitPackets(LimboServer server){
public static void preInitPackets(LimboServer server) {
final String username = server.getConfig().getPingData().getVersion();
final UUID uuid = UuidUtil.getOfflineModeUuid(username);
@ -325,7 +325,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
PACKET_PLAYER_INFO = PreEncodedPacket.of(info);
PACKET_DECLARE_COMMANDS = PreEncodedPacket.of(declareCommands);
if (server.getConfig().isUseJoinMessage()){
if (server.getConfig().isUseJoinMessage()) {
PacketChatMessage joinMessage = new PacketChatMessage();
joinMessage.setJsonData(server.getConfig().getJoinMessage());
joinMessage.setPosition(PacketChatMessage.Position.CHAT);
@ -333,7 +333,7 @@ public class ClientConnection extends ChannelInboundHandlerAdapter {
PACKET_JOIN_MESSAGE = PreEncodedPacket.of(joinMessage);
}
if (server.getConfig().isUseBossBar()){
if (server.getConfig().isUseBossBar()) {
PacketBossBar bossBar = new PacketBossBar();
bossBar.setBossBar(server.getConfig().getBossBar());
bossBar.setUuid(UUID.randomUUID());

8
src/main/java/ru/nanit/limbo/connection/pipeline/PacketDecoder.java
View File

@ -13,7 +13,7 @@ public class PacketDecoder extends MessageToMessageDecoder<ByteBuf> {
private State.PacketRegistry mappings;
public PacketDecoder(){
public PacketDecoder() {
updateState(State.HANDSHAKING);
}
@ -25,10 +25,10 @@ public class PacketDecoder extends MessageToMessageDecoder<ByteBuf> {
int packetId = msg.readVarInt();
Packet packet = mappings.getPacket(packetId);
if (packet != null){
if (packet != null) {
try {
packet.decode(msg);
} catch (Exception e){
} catch (Exception e) {
Logger.warning("Cannot decode packet 0x%s: %s", Integer.toHexString(packetId), e.getMessage());
}
@ -38,7 +38,7 @@ public class PacketDecoder extends MessageToMessageDecoder<ByteBuf> {
}
}
public void updateState(State state){
public void updateState(State state) {
this.mappings = state.serverBound;
}
}

10
src/main/java/ru/nanit/limbo/connection/pipeline/PacketEncoder.java
View File

@ -13,7 +13,7 @@ public class PacketEncoder extends MessageToByteEncoder<Packet> {
private State.PacketRegistry registry;
public PacketEncoder(){
public PacketEncoder() {
updateState(State.HANDSHAKING);
}
@ -24,13 +24,13 @@ public class PacketEncoder extends MessageToByteEncoder<Packet> {
ByteMessage msg = new ByteMessage(out);
int packetId;
if (packet instanceof PreEncodedPacket){
if (packet instanceof PreEncodedPacket) {
packetId = registry.getPacketId(((PreEncodedPacket)packet).getWrappedPacket().getClass());
} else {
packetId = registry.getPacketId(packet.getClass());
}
if (packetId == -1){
if (packetId == -1) {
Logger.warning("Undefined packet class: %s", packet.getClass().getName());
return;
}
@ -39,12 +39,12 @@ public class PacketEncoder extends MessageToByteEncoder<Packet> {
try {
packet.encode(msg);
} catch (Exception e){
} catch (Exception e) {
Logger.warning("Cannot encode packet 0x%s: %s", Integer.toHexString(packetId), e.getMessage());
}
}
public void updateState(State state){
public void updateState(State state) {
this.registry = state.clientBound;
}

12
src/main/java/ru/nanit/limbo/protocol/ByteMessage.java
View File

@ -23,11 +23,11 @@ public class ByteMessage extends ByteBuf {
private final ByteBuf buf;
public ByteMessage(ByteBuf buf){
public ByteMessage(ByteBuf buf) {
this.buf = buf;
}
public byte[] toByteArray(){
public byte[] toByteArray() {
byte[] bytes = new byte[buf.readableBytes()];
buf.readBytes(bytes);
return bytes;
@ -50,7 +50,7 @@ public class ByteMessage extends ByteBuf {
throw new IllegalArgumentException("Cannot read VarInt");
}
public void writeVarInt(int value){
public void writeVarInt(int value) {
while (true) {
if ((value & 0xFFFFFF80) == 0) {
buf.writeByte(value);
@ -78,7 +78,7 @@ public class ByteMessage extends ByteBuf {
buf.writeCharSequence(str, StandardCharsets.UTF_8);
}
public byte[] readBytesArray(){
public byte[] readBytesArray() {
int length = readVarInt();
byte[] array = new byte[length];
buf.readBytes(array);
@ -146,7 +146,7 @@ public class ByteMessage extends ByteBuf {
writeVarInt(compoundTags.length);
for (CompoundBinaryTag tag : compoundTags){
for (CompoundBinaryTag tag : compoundTags) {
BinaryTagIO.writeDataOutput(tag, stream);
}
} catch (IOException e) {
@ -1139,7 +1139,7 @@ public class ByteMessage extends ByteBuf {
return buf.release(decrement);
}
public static ByteMessage create(){
public static ByteMessage create() {
return new ByteMessage(Unpooled.buffer());
}
}

2
src/main/java/ru/nanit/limbo/protocol/packets/login/PacketLoginPluginResponse.java
View File

@ -26,7 +26,7 @@ public class PacketLoginPluginResponse implements PacketIn {
messageId = msg.readVarInt();
successful = msg.readBoolean();
if (msg.readableBytes() > 0){
if (msg.readableBytes() > 0) {
int i = msg.readableBytes();
data = new ByteMessage(msg.readBytes(i));
}

2
src/main/java/ru/nanit/limbo/protocol/packets/play/PacketChatMessage.java
View File

@ -38,7 +38,7 @@ public class PacketChatMessage implements PacketOut {
private final int index;
Position(int index){
Position(int index) {
this.index = index;
}

4
src/main/java/ru/nanit/limbo/protocol/packets/play/PacketDeclareCommands.java
View File

@ -22,14 +22,14 @@ public class PacketDeclareCommands implements PacketOut {
msg.writeByte(0);
msg.writeVarInt(commands.size());
for (int i = 1; i <= commands.size() * 2; i++){
for (int i = 1; i <= commands.size() * 2; i++) {
msg.writeVarInt(i++);
}
// Declare other commands
int i = 1;
for (String cmd : commands){
for (String cmd : commands) {
msg.writeByte(1 | 0x04);
msg.writeVarInt(1);
msg.writeVarInt(i + 1);

4
src/main/java/ru/nanit/limbo/protocol/packets/play/PacketPlayerInfo.java
View File

@ -18,11 +18,11 @@ public class PacketPlayerInfo implements PacketOut {
this.gameMode = gameMode;
}
public void setUsername(String username){
public void setUsername(String username) {
this.username = username;
}
public void setUuid(UUID uuid){
public void setUuid(UUID uuid) {
this.uuid = uuid;
}

6
src/main/java/ru/nanit/limbo/protocol/packets/status/PacketStatusResponse.java
View File

@ -10,9 +10,9 @@ public class PacketStatusResponse implements PacketOut {
private LimboServer server;
public PacketStatusResponse(){ }
public PacketStatusResponse() { }
public PacketStatusResponse(LimboServer server){
public PacketStatusResponse(LimboServer server) {
this.server = server;
}
@ -26,7 +26,7 @@ public class PacketStatusResponse implements PacketOut {
msg.writeString(json);
}
private String getResponseJson(String version, int protocol, int maxPlayers, int online, String description){
private String getResponseJson(String version, int protocol, int maxPlayers, int online, String description) {
return String.format(TEMPLATE, version, protocol, maxPlayers, online, description);
}
}

20
src/main/java/ru/nanit/limbo/protocol/registry/State.java
View File

@ -14,12 +14,12 @@ import java.util.function.Supplier;
public enum State {
HANDSHAKING(0){
HANDSHAKING(0) {
{
serverBound.register(0x00, PacketHandshake::new);
}
},
STATUS(1){
STATUS(1) {
{
serverBound.register(0x01, PacketStatusPing::new);
serverBound.register(0x00, PacketStatusRequest::new);
@ -27,7 +27,7 @@ public enum State {
clientBound.register(0x01, PacketStatusPing::new);
}
},
LOGIN(2){
LOGIN(2) {
{
serverBound.register(0x00, PacketLoginStart::new);
serverBound.register(0x02, PacketLoginPluginResponse::new);
@ -36,7 +36,7 @@ public enum State {
clientBound.register(0x04, PacketLoginPluginRequest::new);
}
},
PLAY(3){
PLAY(3) {
{
serverBound.register(0x10, PacketKeepAlive::new);
clientBound.register(0x10, PacketDeclareCommands::new);
@ -53,7 +53,7 @@ public enum State {
private static final Map<Integer, State> STATE_BY_ID = new HashMap<>();
static {
for (State registry : values()){
for (State registry : values()) {
STATE_BY_ID.put(registry.stateId, registry);
}
}
@ -62,11 +62,11 @@ public enum State {
public final PacketRegistry serverBound = new PacketRegistry();
public final PacketRegistry clientBound = new PacketRegistry();
State(int stateId){
State(int stateId) {
this.stateId = stateId;
}
public static State getById(int stateId){
public static State getById(int stateId) {
return STATE_BY_ID.get(stateId);
}
@ -75,16 +75,16 @@ public enum State {
private final Map<Integer, Supplier<?>> packetsById = new HashMap<>();
private final Map<Class<?>, Integer> packetIdByClass = new HashMap<>();
public Packet getPacket(int packetId){
public Packet getPacket(int packetId) {
Supplier<?> supplier = packetsById.get(packetId);
return supplier == null ? null : (Packet) supplier.get();
}
public int getPacketId(Class<?> packetClass){
public int getPacketId(Class<?> packetClass) {
return packetIdByClass.getOrDefault(packetClass, -1);
}
public void register(int packetId, Supplier<?> supplier){
public void register(int packetId, Supplier<?> supplier) {
packetsById.put(packetId, supplier);
packetIdByClass.put(supplier.get().getClass(), packetId);
}

10
src/main/java/ru/nanit/limbo/protocol/registry/Version.java
View File

@ -38,26 +38,26 @@ public enum Version {
static {
VERSION_MAP = new HashMap<>();
for (Version version : values()){
for (Version version : values()) {
VERSION_MAP.put(version.getProtocolNumber(), version);
}
}
public static Version getCurrentSupported(){
public static Version getCurrentSupported() {
return V1_16_4;
}
public static Version of(int protocolNumber){
public static Version of(int protocolNumber) {
return VERSION_MAP.getOrDefault(protocolNumber, UNDEFINED);
}
private final int protocolNumber;
Version(int protocolNumber){
Version(int protocolNumber) {
this.protocolNumber = protocolNumber;
}
public int getProtocolNumber(){
public int getProtocolNumber() {
return this.protocolNumber;
}

10
src/main/java/ru/nanit/limbo/server/Connections.java
View File

@ -13,24 +13,24 @@ public final class Connections {
private final Map<UUID, ClientConnection> connections;
public Connections(){
public Connections() {
connections = new ConcurrentHashMap<>();
}
public Collection<ClientConnection> getAllConnections(){
public Collection<ClientConnection> getAllConnections() {
return Collections.unmodifiableCollection(connections.values());
}
public int getCount(){
public int getCount() {
return connections.size();
}
public void addConnection(ClientConnection connection){
public void addConnection(ClientConnection connection) {
connections.put(connection.getUuid(), connection);
Logger.info("Player %s connected (%s)", connection.getUsername(), connection.getAddress());
}
public void removeConnection(ClientConnection connection){
public void removeConnection(ClientConnection connection) {
connections.remove(connection.getUuid());
Logger.info("Player %s disconnected", connection.getUsername());
}

18
src/main/java/ru/nanit/limbo/server/LimboServer.java
View File

@ -30,11 +30,11 @@ public final class LimboServer {
private EventLoopGroup bossGroup;
private EventLoopGroup workerGroup;
public LimboConfig getConfig(){
public LimboConfig getConfig() {
return config;
}
public Connections getConnections(){
public Connections getConnections() {
return connections;
}
@ -67,10 +67,10 @@ public final class LimboServer {
Logger.info("Server started on %s", config.getAddress());
}
private void startBootstrap(){
private void startBootstrap() {
Class<? extends ServerChannel> channelClass;
if (config.isUseEpoll() && Epoll.isAvailable()){
if (config.isUseEpoll() && Epoll.isAvailable()) {
bossGroup = new EpollEventLoopGroup(config.getBossGroupSize());
workerGroup = new EpollEventLoopGroup(config.getWorkerGroupSize());
channelClass = EpollServerSocketChannel.class;
@ -91,20 +91,20 @@ public final class LimboServer {
.bind();
}
private void broadcastKeepAlive(){
private void broadcastKeepAlive() {
connections.getAllConnections().forEach(ClientConnection::sendKeepAlive);
}
private void stop(){
if (keepAliveTask != null){
private void stop() {
if (keepAliveTask != null) {
keepAliveTask.cancel(true);
}
if (bossGroup != null){
if (bossGroup != null) {
bossGroup.shutdownGracefully();
}
if (workerGroup != null){
if (workerGroup != null) {
workerGroup.shutdownGracefully();
}
}

4
src/main/java/ru/nanit/limbo/server/data/BossBar.java
View File

@ -101,13 +101,13 @@ public class BossBar {
try {
bossBar.setColor(Color.valueOf(node.node("color").getString("").toUpperCase()));
} catch (IllegalArgumentException e){
} catch (IllegalArgumentException e) {
throw new SerializationException("Invalid bossbar color");
}
try {
bossBar.setDivision(Division.valueOf(node.node("division").getString("").toUpperCase()));
} catch (IllegalArgumentException e){
} catch (IllegalArgumentException e) {
throw new SerializationException("Invalid bossbar division");
}

10
src/main/java/ru/nanit/limbo/server/data/InfoForwarding.java
View File

@ -20,15 +20,15 @@ public class InfoForwarding {
return secretKey;
}
public boolean isNone(){
public boolean isNone() {
return type == Type.NONE;
}
public boolean isLegacy(){
public boolean isLegacy() {
return type == Type.LEGACY;
}
public boolean isModern(){
public boolean isModern() {
return type == Type.MODERN;
}
@ -46,11 +46,11 @@ public class InfoForwarding {
try {
forwarding.type = Type.valueOf(node.node("type").getString("").toUpperCase());
} catch (IllegalArgumentException e){
} catch (IllegalArgumentException e) {
throw new SerializationException("Undefined info forwarding type");
}
if (forwarding.type == Type.MODERN){
if (forwarding.type == Type.MODERN) {
forwarding.secretKey = node.node("secret").getString("").getBytes(StandardCharsets.UTF_8);
}

4
src/main/java/ru/nanit/limbo/util/Colors.java
View File

@ -5,9 +5,9 @@ public final class Colors {
private static final char CHAR_FROM = '\u0026';
private static final char CHAR_TO = '\u00A7';
private Colors(){}
private Colors() {}
public static String of(String text){
public static String of(String text) {
return text.replace(CHAR_FROM, CHAR_TO);
}

26
src/main/java/ru/nanit/limbo/util/Logger.java
View File

@ -8,48 +8,48 @@ public final class Logger {
private static final DateTimeFormatter FORMATTER = DateTimeFormatter.ofPattern("hh:mm:ss");
private static int debugLevel = 3;
private Logger(){}
private Logger() {}
public static void setLevel(int level){
public static void setLevel(int level) {
debugLevel = level;
}
public static void info(Object msg, Object... args){
public static void info(Object msg, Object... args) {
print(Level.INFO, msg, null, args);
}
public static void debug(Object msg, Object... args){
public static void debug(Object msg, Object... args) {
print(Level.DEBUG, msg, null, args);
}
public static void warning(Object msg, Object... args){
public static void warning(Object msg, Object... args) {
print(Level.WARNING, msg, null, args);
}
public static void warning(Object msg, Throwable t, Object... args){
public static void warning(Object msg, Throwable t, Object... args) {
print(Level.WARNING, msg, t, args);
}
public static void error(Object msg, Object... args){
public static void error(Object msg, Object... args) {
print(Level.ERROR, msg, null, args);
}
public static void error(Object msg, Throwable t, Object... args){
public static void error(Object msg, Throwable t, Object... args) {
print(Level.ERROR, msg, t, args);
}
public static void print(Level level, Object msg, Throwable t, Object... args){
if (debugLevel >= level.getIndex()){
public static void print(Level level, Object msg, Throwable t, Object... args) {
if (debugLevel >= level.getIndex()) {
System.out.println(String.format("%s: %s", getPrefix(level), String.format(msg.toString(), args)));
if (t != null) t.printStackTrace();
}
}
private static String getPrefix(Level level){
private static String getPrefix(Level level) {
return String.format("[%s] [%s]", getTime(), level.getDisplay());
}
private static String getTime(){
private static String getTime() {
return LocalTime.now().format(FORMATTER);
}
@ -63,7 +63,7 @@ public final class Logger {
private final String display;
private final int index;
Level(String display, int index){
Level(String display, int index) {
this.display = display;
this.index = index;
}

6
src/main/java/ru/nanit/limbo/util/UuidUtil.java
View File

@ -5,14 +5,14 @@ import java.util.UUID;
public final class UuidUtil {
private UuidUtil(){}
private UuidUtil() {}
public static UUID getOfflineModeUuid(String username){
public static UUID getOfflineModeUuid(String username) {
return UUID.nameUUIDFromBytes(("OfflinePlayer:" + username)
.getBytes(StandardCharsets.UTF_8));
}
public static UUID fromString(String str){
public static UUID fromString(String str) {
if(str.contains("-")) return UUID.fromString(str);
return UUID.fromString(str.replaceFirst("(\\p{XDigit}{8})(\\p{XDigit}{4})(\\p{XDigit}{4})(\\p{XDigit}{4})(\\p{XDigit}+)", "$1-$2-$3-$4-$5"));
}

4
src/main/java/ru/nanit/limbo/world/DimensionRegistry.java
View File

@ -18,7 +18,7 @@ public final class DimensionRegistry {
private CompoundBinaryTag theEnd;
private CompoundBinaryTag nether;
public CompoundBinaryTag getCodec(){
public CompoundBinaryTag getCodec() {
return codec;
}
@ -47,7 +47,7 @@ public final class DimensionRegistry {
nether = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(2)).get("element");
theEnd = (CompoundBinaryTag) ((CompoundBinaryTag) dimensions.get(3)).get("element");
switch (def.toLowerCase()){
switch (def.toLowerCase()) {
case "overworld":
defaultDimension = overWorld;
break;