65 lines
2.3 KiB
Java
65 lines
2.3 KiB
Java
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package net.minecraft.server.packs;
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import com.google.gson.JsonObject;
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import com.mojang.logging.LogUtils;
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import com.mojang.serialization.JsonOps;
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import com.mojang.serialization.DataResult.Error;
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import java.io.BufferedReader;
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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.nio.charset.StandardCharsets;
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import javax.annotation.Nullable;
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import net.minecraft.server.packs.metadata.MetadataSectionType;
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import net.minecraft.server.packs.resources.IoSupplier;
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import net.minecraft.util.GsonHelper;
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import org.slf4j.Logger;
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public abstract class AbstractPackResources implements PackResources {
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private static final Logger LOGGER = LogUtils.getLogger();
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private final PackLocationInfo location;
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protected AbstractPackResources(PackLocationInfo p_332936_) {
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this.location = p_332936_;
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}
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@Nullable
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@Override
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public <T> T getMetadataSection(MetadataSectionType<T> p_375504_) throws IOException {
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IoSupplier<InputStream> iosupplier = this.getRootResource(new String[]{"pack.mcmeta"});
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if (iosupplier == null) {
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return null;
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} else {
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Object object;
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try (InputStream inputstream = iosupplier.get()) {
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object = getMetadataFromStream(p_375504_, inputstream);
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}
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return (T)object;
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}
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}
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@Nullable
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public static <T> T getMetadataFromStream(MetadataSectionType<T> p_375667_, InputStream p_10216_) {
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JsonObject jsonobject;
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try (BufferedReader bufferedreader = new BufferedReader(new InputStreamReader(p_10216_, StandardCharsets.UTF_8))) {
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jsonobject = GsonHelper.parse(bufferedreader);
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} catch (Exception exception) {
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LOGGER.error("Couldn't load {} metadata", p_375667_.name(), exception);
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return null;
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}
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return !jsonobject.has(p_375667_.name())
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? null
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: p_375667_.codec()
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.parse(JsonOps.INSTANCE, jsonobject.get(p_375667_.name()))
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.ifError(p_377647_ -> LOGGER.error("Couldn't load {} metadata: {}", p_375667_.name(), p_377647_))
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.result()
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.orElse(null);
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}
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@Override
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public PackLocationInfo location() {
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return this.location;
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}
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}
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