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Updated ClassTransform usage

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RaphiMC 2023-04-23 22:36:56 +02:00
parent bf931dbae8
commit 1bff55024f
5 changed files with 17 additions and 16 deletions
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6
build.gradle
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@ -101,9 +101,9 @@ dependencies {
include "org.apache.logging.log4j:log4j-core:2.20.0"
include "org.apache.logging.log4j:log4j-slf4j-impl:2.20.0"
include "com/mojang:authlib:3.16.29"
include "net.lenni0451.classtransform:mixinstranslator:1.8.4"
include "net.lenni0451.classtransform:mixinsdummy:1.8.4"
include "net.lenni0451.classtransform:additionalclassprovider:1.8.4"
include "net.lenni0451.classtransform:mixinstranslator:1.9.0-SNAPSHOT"
include "net.lenni0451.classtransform:mixinsdummy:1.9.0-SNAPSHOT"
include "net.lenni0451.classtransform:additionalclassprovider:1.9.0-SNAPSHOT"
include "net.lenni0451:Reflect:1.1.0"
include "net.lenni0451:LambdaEvents:2.0.3"
include "net.raphimc.netminecraft:all:2.3.3"

2
src/main/java/net/raphimc/viaproxy/ViaProxy.java
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@ -73,7 +73,7 @@ public class ViaProxy {
final IClassProvider classProvider = new GuavaClassPathProvider();
final TransformerManager transformerManager = new TransformerManager(classProvider);
transformerManager.addTransformerPreprocessor(new MixinsTranslator());
transformerManager.addBytecodeTransformer(new Java17ToJava8(classProvider).addWhitelistedPackage("com.mojang"));
transformerManager.addBytecodeTransformer(new Java17ToJava8(transformerManager).addWhitelistedPackage("com.mojang"));
transformerManager.addTransformer("net.raphimc.viaproxy.injection.transformer.**");
transformerManager.addTransformer("net.raphimc.viaproxy.injection.mixins.**");
if (instrumentation != null) {

17
src/main/java/net/raphimc/viaproxy/injection/Java17ToJava8.java
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@ -17,9 +17,9 @@
*/
package net.raphimc.viaproxy.injection;
import net.lenni0451.classtransform.TransformerManager;
import net.lenni0451.classtransform.transformer.IBytecodeTransformer;
import net.lenni0451.classtransform.utils.ASMUtils;
import net.lenni0451.classtransform.utils.tree.IClassProvider;
import org.objectweb.asm.Opcodes;
import org.objectweb.asm.Type;
import org.objectweb.asm.tree.*;
@ -33,12 +33,12 @@ public class Java17ToJava8 implements IBytecodeTransformer {
private static final char STACK_ARG_CONSTANT = '\u0001';
private static final char BSM_ARG_CONSTANT = '\u0002';
private final IClassProvider classProvider;
final TransformerManager transformerManager;
private final int nativeClassVersion;
private final List<String> whitelistedPackages = new ArrayList<>();
public Java17ToJava8(final IClassProvider classProvider) {
this.classProvider = classProvider;
public Java17ToJava8(final TransformerManager transformerManager) {
this.transformerManager = transformerManager;
final String classVersion = System.getProperty("java.class.version");
final String[] versions = classVersion.split("\\.");
@ -53,7 +53,7 @@ public class Java17ToJava8 implements IBytecodeTransformer {
}
@Override
public byte[] transform(String className, byte[] bytecode) {
public byte[] transform(String className, byte[] bytecode, boolean calculateStackMapFrames) {
for (String whitelistedPackage : this.whitelistedPackages) {
if (!className.startsWith(whitelistedPackage)) return null;
}
@ -71,7 +71,11 @@ public class Java17ToJava8 implements IBytecodeTransformer {
this.convertMiscMethods(classNode);
this.removeRecords(classNode);
return ASMUtils.toBytes(classNode, this.classProvider);
if (calculateStackMapFrames) {
return ASMUtils.toBytes(classNode, this.transformerManager.getClassTree(), this.transformerManager.getClassProvider());
} else {
return ASMUtils.toStacklessBytes(classNode);
}
}
private void makePublic(final ClassNode classNode) {
@ -195,7 +199,6 @@ public class Java17ToJava8 implements IBytecodeTransformer {
list.add(new MethodInsnNode(Opcodes.INVOKESTATIC, "java/util/Collections", "unmodifiableSet", "(Ljava/util/Set;)Ljava/util/Set;"));
}
if (list.size() != 0) {
method.instructions.insertBefore(insn, list);
method.instructions.remove(insn);

5
src/main/java/net/raphimc/viaproxy/plugins/PluginManager.java
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@ -72,8 +72,7 @@ public class PluginManager {
private static void loadAndScanJar(final File file) throws Throwable {
URL url = file.toURI().toURL();
URLClassProvider classProvider = new URLClassProvider(ROOT_CLASS_PROVIDER, url);
TransformerManager transformerManager = new TransformerManager(classProvider);
TransformerManager transformerManager = new TransformerManager(new URLClassProvider(ROOT_CLASS_PROVIDER, url));
InjectionClassLoader loader = new InjectionClassLoader(transformerManager, PluginManager.class.getClassLoader(), url);
InputStream viaproxyYml = loader.getResourceAsStream("viaproxy.yml");
if (viaproxyYml == null) throw new IllegalStateException("Plugin '" + file.getName() + "' does not have a viaproxy.yml");
@ -97,7 +96,7 @@ public class PluginManager {
ViaProxyPlugin plugin = (ViaProxyPlugin) instance;
PLUGINS.add(plugin);
plugin.registerTransformers(transformerManager, classProvider);
plugin.registerTransformers(transformerManager);
plugin.onEnable();
Logger.LOGGER.info("Successfully loaded plugin '" + yaml.get("name") + "' by " + yaml.get("author") + " (v" + yaml.get("version") + ")");
}

3
src/main/java/net/raphimc/viaproxy/plugins/ViaProxyPlugin.java
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@ -18,13 +18,12 @@
package net.raphimc.viaproxy.plugins;
import net.lenni0451.classtransform.TransformerManager;
import net.lenni0451.classtransform.utils.tree.IClassProvider;
public abstract class ViaProxyPlugin {
public abstract void onEnable();
public void registerTransformers(final TransformerManager transformerManager, final IClassProvider classProvider) {
public void registerTransformers(final TransformerManager transformerManager) {
}
}