R3944Realms/ModernFix
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Make clear_fabric_mapping_tables work on Fabric Loader 0.14.23

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embeddedt 2023-10-13 10:33:08 -04:00
parent 49c1bc71ba
commit 8059fc4672
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1 changed files with 8 additions and 0 deletions
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fabric/src/main/java/org/embeddedt/modernfix/fabric/mappings/MappingsClearer.java
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@ -21,6 +21,14 @@ public class MappingsClearer {
if(FabricLoader.getInstance().isDevelopmentEnvironment())
return; // never do this in dev
CommonModUtil.runWithoutCrash(() -> {
// For now, force the mapping resolver to be initialized. Fabric Loader 0.14.23 stops initializing it early,
// which means that we actually need to keep the TinyMappingFactory tree around for initialization to work
// later. We force init it now because then we can store less in memory.
// Comparing heap dumps on 0.14.23 suggests a savings of 20MB by doing it our way, since many mods will
// end up needing the mapping resolver.
// This will need to be revisited when https://github.com/FabricMC/fabric-loader/pull/812 is merged.
FabricLoader.getInstance().getMappingResolver();
// clear notch->intermediary mappings
MappingConfiguration config = FabricLauncherBase.getLauncher().getMappingConfiguration();
Field mappingsField = MappingConfiguration.class.getDeclaredField("mappings");