102 lines
2.9 KiB
Java
102 lines
2.9 KiB
Java
package net.minecraft;
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import com.google.gson.JsonObject;
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import com.google.gson.JsonParseException;
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import com.mojang.logging.LogUtils;
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import java.io.IOException;
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import java.io.InputStream;
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import java.io.InputStreamReader;
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import java.time.ZonedDateTime;
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import java.util.Date;
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import java.util.UUID;
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import net.minecraft.util.GsonHelper;
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import net.minecraft.world.level.storage.DataVersion;
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import org.slf4j.Logger;
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public class DetectedVersion {
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private static final Logger LOGGER = LogUtils.getLogger();
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public static final WorldVersion BUILT_IN = createFromConstants();
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private static WorldVersion createFromConstants() {
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return new WorldVersion.Simple(
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UUID.randomUUID().toString().replaceAll("-", ""), "1.21.6", new DataVersion(4435, "main"), SharedConstants.getProtocolVersion(), 63, 80, new Date(), true
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);
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}
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private static WorldVersion createFromJson(JsonObject json) {
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JsonObject jsonObject = GsonHelper.getAsJsonObject(json, "pack_version");
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return new WorldVersion.Simple(
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GsonHelper.getAsString(json, "id"),
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GsonHelper.getAsString(json, "name"),
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new DataVersion(GsonHelper.getAsInt(json, "world_version"), GsonHelper.getAsString(json, "series_id", "main")),
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GsonHelper.getAsInt(json, "protocol_version"),
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GsonHelper.getAsInt(jsonObject, "resource"),
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GsonHelper.getAsInt(jsonObject, "data"),
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Date.from(ZonedDateTime.parse(GsonHelper.getAsString(json, "build_time")).toInstant()),
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GsonHelper.getAsBoolean(json, "stable")
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);
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}
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/**
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* Creates a new instance containing world version data from version.json (or fallback data if necessary).
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*
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* For getting data, use {@link SharedConstants#getCurrentVersion} instead, as that is cached.
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*/
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public static WorldVersion tryDetectVersion() {
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try {
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InputStream inputStream = DetectedVersion.class.getResourceAsStream("/version.json");
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WorldVersion var9;
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label63: {
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WorldVersion var2;
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try {
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if (inputStream == null) {
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LOGGER.warn("Missing version information!");
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var9 = BUILT_IN;
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break label63;
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}
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InputStreamReader inputStreamReader = new InputStreamReader(inputStream);
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try {
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var2 = createFromJson(GsonHelper.parse(inputStreamReader));
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} catch (Throwable var6) {
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try {
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inputStreamReader.close();
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} catch (Throwable var5) {
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var6.addSuppressed(var5);
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}
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throw var6;
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}
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inputStreamReader.close();
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} catch (Throwable var7) {
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if (inputStream != null) {
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try {
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inputStream.close();
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} catch (Throwable var4) {
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var7.addSuppressed(var4);
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}
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}
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throw var7;
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}
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if (inputStream != null) {
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inputStream.close();
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}
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return var2;
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}
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if (inputStream != null) {
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inputStream.close();
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}
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return var9;
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} catch (JsonParseException | IOException var8) {
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throw new IllegalStateException("Game version information is corrupt", var8);
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}
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}
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}
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