fix(base): support Purpur 26.3

README.md

@@ -1,6 +1,6 @@
 # Purpur Base
 
-A Purpur 26.2 plugin providing progression-gated player bases and quality-of-life unlocks.
+A Purpur 26.3 plugin providing progression-gated player bases and quality-of-life unlocks.
 
 Players begin by breaking Survival-mode grass blocks or dirt. The progression paths provide a persistent base, navigation particles, expanding base bounds, controlled flight, personal teleportation, and visitor teleportation.
 
@@ -10,7 +10,7 @@ The repository and new artifacts are named `purpur-base`. Runtime identity remai
 
 ## Requirements
 
-- Purpur 26.2 build 2618
+- Purpur 26.3 build 2651
 - Java 25 or newer
 
 ## Build
@@ -19,7 +19,7 @@ The repository and new artifacts are named `purpur-base`. Runtime identity remai
 ./gradlew clean check jar
 ```
 
-The plugin JAR is written to `build/libs/`. `check` includes native label packet tests against the SHA-256-verified Purpur 2618 runtime. The build downloads/patches that runtime under `build/label-runtime/`, loads its registries, and exercises codecs without starting a listening Minecraft server.
+The plugin JAR is written to `build/libs/`. `check` includes native label packet tests against the SHA-256-verified Purpur 2651 runtime. The build downloads/patches that runtime under `build/label-runtime/`, loads its registries, and exercises codecs without starting a listening Minecraft server.
 
 ## Player commands
 

build.gradle.kts

@@ -26,9 +26,9 @@ tasks.withType<JavaCompile>().configureEach {
 }
 
 dependencies {
-    compileOnly("org.purpurmc.purpur:purpur-api:26.2.build.2618-stable")
+    compileOnly("org.purpurmc.purpur:purpur-api:26.3.build.2651-stable")
 
-    testImplementation("org.purpurmc.purpur:purpur-api:26.2.build.2618-stable")
+    testImplementation("org.purpurmc.purpur:purpur-api:26.3.build.2651-stable")
     testImplementation(platform("org.junit:junit-bom:5.13.4"))
     testImplementation("org.junit.jupiter:junit-jupiter")
     testImplementation("org.mockito:mockito-core:5.18.0")
@@ -46,18 +46,18 @@ tasks.test {
 // Verify client-only label packets against the declared runtime, without starting a server.
 val labelRuntime = layout.buildDirectory.dir("label-runtime")
 val downloadLabelRuntime = tasks.register("downloadLabelRuntime") {
-    val launcher = labelRuntime.map { it.file("purpur-26.2-2618.jar") }
+    val launcher = labelRuntime.map { it.file("purpur-26.3-2651.jar") }
     outputs.file(launcher)
     doLast {
         val file = launcher.get().asFile
         file.parentFile.mkdirs()
-        val connection = URI("https://api.purpurmc.org/v2/purpur/26.2/2618/download").toURL().openConnection()
+        val connection = URI("https://api.purpurmc.org/v2/purpur/26.3/2651/download").toURL().openConnection()
         connection.connectTimeout = 30_000
         connection.readTimeout = 120_000
         val bytes = connection.getInputStream().use { it.readBytes() }
         val digest = MessageDigest.getInstance("SHA-256").digest(bytes).joinToString("") { "%02x".format(it) }
-        check(digest == "4a32d046a118804d89ca74ba89b798c98f6d8d1f310c18077ac573597049de31") {
-            "Purpur 2618 checksum mismatch"
+        check(digest == "0677c1febecfbc2e5b0a7f76abd647b70a1f38d3cbdf3dd6a82e401b4262a598") {
+            "Purpur 2651 checksum mismatch"
         }
         file.writeBytes(bytes)
     }
@@ -65,7 +65,7 @@ val downloadLabelRuntime = tasks.register("downloadLabelRuntime") {
 val prepareLabelRuntime = tasks.register<JavaExec>("prepareLabelRuntime") {
     dependsOn(downloadLabelRuntime)
     javaLauncher = javaToolchains.launcherFor { languageVersion = JavaLanguageVersion.of(25) }
-    classpath = files(labelRuntime.map { it.file("purpur-26.2-2618.jar") })
+    classpath = files(labelRuntime.map { it.file("purpur-26.3-2651.jar") })
     mainClass = "io.papermc.paperclip.Main"
     jvmArgs("-Dpaperclip.patchonly=true")
     workingDir(labelRuntime)

src/nativeTest/java/games/dmg/spigotbase/NativeBaseLabelPacketsTest.java

@@ -45,7 +45,7 @@ class NativeBaseLabelPacketsTest {
         try {
             net.minecraft.network.protocol.game.ClientboundRemoveEntitiesPacket.STREAM_CODEC.encode(buffer, remove);
             var decoded = net.minecraft.network.protocol.game.ClientboundRemoveEntitiesPacket.STREAM_CODEC.decode(buffer);
-            assertEquals(java.util.List.of(42), decoded.getEntityIds());
+            assertEquals(java.util.List.of(42), decoded.entityIds());
         } finally { buffer.release(); }
         var player = mock(org.bukkit.craftbukkit.entity.CraftPlayer.class);
         var handle = mock(net.minecraft.server.level.ServerPlayer.class);

src/nativeTest/java/games/dmg/spigotbase/NativeRuntime.java

@@ -43,12 +43,12 @@ final class NativeRuntime {
         try (var resources = new MultiPackResourceManager(PackType.SERVER_DATA, packs.openAllSelected())) {
             LayeredRegistryAccess<RegistryLayer> layers = RegistryLayer.createRegistryAccess();
             List<Registry.PendingTags<?>> tags = TagLoader.loadTagsForExistingRegistries(resources, layers.getLayer(RegistryLayer.STATIC));
-            List<HolderLookup.RegistryLookup<?>> lookups = TagLoader.buildUpdatedLookups(layers.getAccessForLoading(RegistryLayer.WORLDGEN), tags);
-            RegistryAccess.Frozen worldgen = RegistryDataLoader.load(resources, lookups,
-                    RegistryDataLoader.WORLDGEN_REGISTRIES, Util.backgroundExecutor()).join();
-            layers = layers.replaceFrom(RegistryLayer.WORLDGEN, worldgen);
+            List<HolderLookup.RegistryLookup<?>> lookups = TagLoader.buildUpdatedLookups(layers.getAccessForLoading(RegistryLayer.WORLD), tags);
+            RegistryAccess.Frozen world = RegistryDataLoader.load(resources, lookups,
+                    RegistryDataLoader.WORLD_REGISTRIES, Util.backgroundExecutor()).join();
+            layers = layers.replaceFrom(RegistryLayer.WORLD, world);
             RegistryAccess.Frozen dimensions = RegistryDataLoader.load(resources,
-                    Stream.concat(lookups.stream(), worldgen.listRegistries()).toList(),
+                    Stream.concat(lookups.stream(), world.listRegistries()).toList(),
                     RegistryDataLoader.DIMENSION_REGISTRIES, Util.backgroundExecutor()).join();
             layers = layers.replaceFrom(RegistryLayer.DIMENSIONS, dimensions);
             Class.forName(org.bukkit.Registry.class.getName());

src/test/java/games/dmg/spigotbase/PurpurDistributionTest.java

@@ -5,6 +5,7 @@ import static org.junit.jupiter.api.Assertions.*;
 import java.io.DataInputStream;
 import java.nio.file.Files;
 import java.nio.file.Path;
+import java.util.List;
 import java.util.Map;
 import java.util.jar.JarFile;
 import org.junit.jupiter.api.Test;
@@ -31,16 +32,37 @@ class PurpurDistributionTest {
                 bytecode.readUnsignedShort();
                 assertEquals(69, bytecode.readUnsignedShort(), "Plugin bytecode must target Java 25");
             }
-            assertFalse(jar.stream().anyMatch(entry -> entry.getName().startsWith("org/bukkit/")
-                || entry.getName().startsWith("org/purpurmc/") || entry.getName().endsWith("Test.class")));
+            List<String> forbiddenPrefixes = List.of(
+                "com/comphenix/protocol/",
+                "com/destroystokyo/paper/",
+                "io/papermc/",
+                "net/minecraft/",
+                "org/bukkit/",
+                "org/purpurmc/",
+                "org/spigotmc/",
+                "mockito-extensions/"
+            );
+            assertFalse(jar.stream().anyMatch(entry -> forbiddenPrefixes.stream().anyMatch(entry.getName()::startsWith)
+                || entry.getName().endsWith("Test.class")
+                || entry.getName().equals("games/dmg/spigotbase/NativeRuntime.class")));
         }
     }
 
     @Test
     void releaseAndCiAgreeWithThePurpurDistributionNameAndToolchain() throws Exception {
         String build = Files.readString(Path.of("build.gradle.kts"));
-        assertTrue(build.contains("purpur-api:26.2.build.2618-stable"));
+        assertTrue(build.contains("purpur-api:26.3.build.2651-stable"));
+        assertTrue(build.contains("purpur-26.3-2651.jar"));
+        assertTrue(build.contains("https://api.purpurmc.org/v2/purpur/26.3/2651/download"));
+        assertTrue(build.contains("0677c1febecfbc2e5b0a7f76abd647b70a1f38d3cbdf3dd6a82e401b4262a598"));
+        assertFalse(build.contains("26.2"));
+        assertFalse(build.contains("2618"));
         assertFalse(build.contains("org.spigotmc:spigot-api"));
+
+        String readme = Files.readString(Path.of("README.md"));
+        assertTrue(readme.contains("Purpur 26.3 build 2651"));
+        assertFalse(readme.contains("Purpur 26.2"));
+        assertFalse(readme.contains("2618"));
         for (String workflow : new String[] {"ci.yml", "release.yml"}) {
             String content = Files.readString(Path.of(".gitea/workflows", workflow));
             assertTrue(content.contains("java-version: 25"));