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path: root/patches/server/0924-Configurable-Region-Compression-Format.patch
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From 0000000000000000000000000000000000000000 Mon Sep 17 00:00:00 2001
From: Astralchroma <astralchroma@proton.me>
Date: Thu, 27 Oct 2022 22:19:31 +0100
Subject: [PATCH] Configurable Region Compression Format


diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
index 4d5ab1771129114ef1e4745c43a4fd1813df2e30..bc8038da65f834249c61a262fc1a5abb7cc91a63 100644
--- a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
+++ b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFile.java
@@ -47,7 +47,7 @@ public class RegionFile implements AutoCloseable {
     public final java.util.concurrent.locks.ReentrantLock fileLock = new java.util.concurrent.locks.ReentrantLock(); // Paper
 
     public RegionFile(Path file, Path directory, boolean dsync) throws IOException {
-        this(file, directory, RegionFileVersion.VERSION_DEFLATE, dsync);
+        this(file, directory, RegionFileVersion.getCompressionFormat(), dsync); // Paper - Configurable region compression format
     }
 
     public RegionFile(Path file, Path directory, RegionFileVersion outputChunkStreamVersion, boolean dsync) throws IOException {
diff --git a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
index 5fa7a842431dd64c7a0dc5d8e940563a2aeef463..374ff77f15e339500714580673ae8077482ba247 100644
--- a/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
+++ b/src/main/java/net/minecraft/world/level/chunk/storage/RegionFileVersion.java
@@ -30,6 +30,17 @@ public class RegionFileVersion {
     }, (stream) -> {
         return stream;
     }));
+
+    // Paper start - Configurable region compression format
+    public static RegionFileVersion getCompressionFormat() {
+        return switch (io.papermc.paper.configuration.GlobalConfiguration.get().unsupportedSettings.compressionFormat) {
+            case GZIP -> VERSION_GZIP;
+            case ZLIB -> VERSION_DEFLATE;
+            case NONE -> VERSION_NONE;
+        };
+    }
+    // Paper end - Configurable region compression format
+
     private final int id;
     private final RegionFileVersion.StreamWrapper<InputStream> inputWrapper;
     private final RegionFileVersion.StreamWrapper<OutputStream> outputWrapper;