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UUIDFetcher
import java.io.BufferedReader;
import java.io.InputStreamReader;
import java.net.HttpURLConnection;
import java.net.URL;
import java.util.HashMap;
import java.util.Map;
import java.util.UUID;
import java.util.concurrent.ExecutorService;
import java.util.concurrent.Executors;
import java.util.function.Consumer;
import org.bukkit.craftbukkit.libs.com.google.gson.Gson;
import org.bukkit.craftbukkit.libs.com.google.gson.GsonBuilder;
import com.mojang.util.UUIDTypeAdapter;
public class UUIDFetcher {
/**
* Date when name changes were introduced
* @see UUIDFetcher#getUUIDAt(String, long)
*/
public static final long FEBRUARY_2015 = 1422748800000L;
private static Gson gson = new GsonBuilder().registerTypeAdapter(UUID.class, new UUIDTypeAdapter()).create();
private static final String UUID_URL = "https://api.mojang.com/users/profiles/minecraft/%s?at=%d";
private static final String NAME_URL = "https://api.mojang.com/user/profiles/%s/names";
private static Map<String, UUID> uuidCache = new HashMap<String, UUID>();
private static Map<UUID, String> nameCache = new HashMap<UUID, String>();
private static ExecutorService pool = Executors.newCachedThreadPool();
private String name;
private UUID id;
/**
* Fetches the uuid asynchronously and passes it to the consumer
*
* @param name The name
* @param action Do what you want to do with the uuid her
*/
public static void getUUID(String name, Consumer<UUID> action) {
pool.execute(() -> action.accept(getUUID(name)));
}
/**
* Fetches the uuid synchronously and returns it
*
* @param name The name
* @return The uuid
*/
public static UUID getUUID(String name) {
return getUUIDAt(name, System.currentTimeMillis());
}
/**
* Fetches the uuid synchronously for a specified name and time and passes the result to the consumer
*
* @param name The name
* @param timestamp Time when the player had this name in milliseconds
* @param action Do what you want to do with the uuid her
*/
public static void getUUIDAt(String name, long timestamp, Consumer<UUID> action) {
pool.execute(() -> action.accept(getUUIDAt(name, timestamp)));
}
/**
* Fetches the uuid synchronously for a specified name and time
*
* @param name The name
* @param timestamp Time when the player had this name in milliseconds
* @see UUIDFetcher#FEBRUARY_2015
*/
public static UUID getUUIDAt(String name, long timestamp) {
name = name.toLowerCase();
if (uuidCache.containsKey(name)) {
return uuidCache.get(name);
}
try {
HttpURLConnection connection = (HttpURLConnection) new URL(String.format(UUID_URL, name, timestamp/1000)).openConnection();
connection.setReadTimeout(5000);
UUIDFetcher data = gson.fromJson(new BufferedReader(new InputStreamReader(connection.getInputStream())), UUIDFetcher.class);
uuidCache.put(name, data.id);
nameCache.put(data.id, data.name);
return data.id;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
/**
* Fetches the name asynchronously and passes it to the consumer
*
* @param uuid The uuid
* @param action Do what you want to do with the name her
*/
public static void getName(UUID uuid, Consumer<String> action) {
pool.execute(() -> action.accept(getName(uuid)));
}
/**
* Fetches the name synchronously and returns it
*
* @param uuid The uuid
* @return The name
*/
public static String getName(UUID uuid) {
if (nameCache.containsKey(uuid)) {
return nameCache.get(uuid);
}
try {
HttpURLConnection connection = (HttpURLConnection) new URL(String.format(NAME_URL, UUIDTypeAdapter.fromUUID(uuid))).openConnection();
connection.setReadTimeout(5000);
UUIDFetcher[] nameHistory = gson.fromJson(new BufferedReader(new InputStreamReader(connection.getInputStream())), UUIDFetcher[].class);
UUIDFetcher currentNameData = nameHistory[nameHistory.length - 1];
uuidCache.put(currentNameData.name.toLowerCase(), uuid);
nameCache.put(uuid, currentNameData.name);
return currentNameData.name;
} catch (Exception e) {
e.printStackTrace();
}
return null;
}
}
@leNicDev

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commented Dec 1, 2015

deinCraft approved :)

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