1.10.1

gradle.properties

@@ -1 +1 @@
-project_version=1.10.0
+project_version=1.10.1

headlessmc-launcher/src/main/java/me/earth/headlessmc/launcher/Launcher.java

@@ -15,7 +15,7 @@
 @Getter
 @RequiredArgsConstructor
 public class Launcher implements HeadlessMc {
-    public static final String VERSION = "1.10.0";
+    public static final String VERSION = "1.10.1";
 
     @Delegate
     private final HeadlessMc headlessMc;

headlessmc-launcher/src/main/java/me/earth/headlessmc/launcher/launch/VersionMerger.java

@@ -1,6 +1,7 @@
 package me.earth.headlessmc.launcher.launch;
 
 import lombok.CustomLog;
+import me.earth.headlessmc.launcher.util.Pair;
 import me.earth.headlessmc.launcher.version.Argument;
 import me.earth.headlessmc.launcher.version.Library;
 import me.earth.headlessmc.launcher.version.Version;
@@ -9,6 +10,7 @@
 import java.util.ArrayList;
 import java.util.List;
 import java.util.function.Function;
+import java.util.stream.Collectors;
 
 @CustomLog
 class VersionMerger extends DelegatingVersion {
@@ -43,7 +45,7 @@ public String getAssetsUrl() {
 
     @Override
     public List<Library> getLibraries() {
-        return merge(Version::getLibraries);
+        return mergeLibraries();
     }
 
     @Override
@@ -68,11 +70,32 @@ private <T> List<T> merge(Function<Version, List<T>> func) {
                 result.addAll(list);
             }
         });
+
         return result;
     }
 
     private <T> T get(Function<Version, T> func) {
         return FamilyUtil.iterateParents(version, () -> null, func);
     }
 
+    private List<Library> mergeLibraries() {
+        List<Pair<Library, Version>> result = new ArrayList<>();
+        FamilyUtil.iterateTopDown(version, v -> {
+            for (Library library : v.getLibraries()) {
+                // The behaviour seems to be that child versions overwrite
+                // libraries of their parent version with the same package and name.
+                // overwriting.getValue().equals(v) is there because a version itself might
+                // contain libraries with similar packages and names, like this:
+                // io.netty:netty-transport-native-epoll:4.1.97.Final:linux-x86_64
+                // io.netty:netty-transport-native-epoll:4.1.97.Final:linux-aarch_64
+                result.removeIf(overwriting -> !overwriting.getValue().equals(v)
+                    && overwriting.getKey().getPackage().equals(library.getPackage())
+                    && overwriting.getKey().getNameAfterPackage().equals(library.getNameAfterPackage()));
+                result.add(new Pair<>(library, v));
+            }
+        });
+
+        return result.stream().map(Pair::getKey).collect(Collectors.toList());
+    }
+
 }

headlessmc-launcher/src/main/java/me/earth/headlessmc/launcher/util/Pair.java

@@ -0,0 +1,10 @@
+package me.earth.headlessmc.launcher.util;
+
+import lombok.Data;
+
+@Data
+public class Pair<K, V> {
+    private final K key;
+    private final V value;
+
+}

headlessmc-launcher/src/main/java/me/earth/headlessmc/launcher/version/Library.java

@@ -14,4 +14,16 @@ public interface Library extends HasName {
 
     boolean isNativeLibrary();
 
+    default String getPackage() {
+        return getName().split(":")[0];
+    }
+
+    default String getNameAfterPackage() {
+        return getName().split(":")[1];
+    }
+
+    default String getVersionNumber() {
+        return getName().split(":")[2];
+    }
+
 }

headlessmc-launcher/src/main/java/me/earth/headlessmc/launcher/version/LibraryImpl.java

@@ -25,6 +25,15 @@ class LibraryImpl implements Library {
 
     @Override
     public String getPath(OS os) {
+        String result = getPathWithDefaultPathSeparator(os);
+        if (File.separatorChar != '/') {
+            result = result.replace("/", File.separator);
+        }
+
+        return result;
+    }
+
+    private String getPathWithDefaultPathSeparator(OS os) {
         if (path != null) {
             return path.replace("${arch}", os.isArch() ? "64" : "32");
         }

headlessmc-launcher/src/test/java/me/earth/headlessmc/launcher/version/LibraryFactoryTest.java

@@ -18,7 +18,10 @@ public void test() {
         OS os = new OS("Windows", OS.Type.WINDOWS, "10", false);
         Features feat = Features.EMPTY;
         assertEquals(Rule.Action.ALLOW, libs.get(0).getRule().apply(os, feat));
-        assertEquals("test:test:test", libs.get(0).getName());
+        assertEquals("testpackage:test:testversion", libs.get(0).getName());
+        assertEquals("testpackage", libs.get(0).getPackage());
+        assertEquals("test", libs.get(0).getNameAfterPackage());
+        assertEquals("testversion", libs.get(0).getVersionNumber());
         assertEquals("_download_url", libs.get(0).getUrl(""));
         assertFalse(libs.get(0).isNativeLibrary());
     }

headlessmc-launcher/src/test/resources/lib.json

@@ -7,7 +7,7 @@
       "url": "_download_url"
     }
   },
-  "name": "test:test:test",
+  "name": "testpackage:test:testversion",
   "rules": [
     {
       "action": "allow"

headlessmc-scripts/hmc

@@ -1,2 +1,2 @@
 #!/usr/bin/env sh
-java -jar headlessmc-launcher-1.10.0.jar --command $@
+java -jar headlessmc-launcher-1.10.1.jar --command $@

headlessmc-scripts/hmc.bat

@@ -1,2 +1,2 @@
 @echo off
-"%JAVA_HOME%\bin\java" -jar headlessmc-launcher-1.10.0.jar --command %*
+"%JAVA_HOME%\bin\java" -jar headlessmc-launcher-1.10.1.jar --command %*

headlessmc-scripts/hmw

@@ -1,3 +1,3 @@
 #!/bin/bash
 # when running in docker on windows bash seems to be at /bin/bash TODO: can we make this one script?
-java -jar headlessmc-launcher-1.10.0.jar --command $@
+java -jar headlessmc-launcher-1.10.1.jar --command $@