Fix transforming record types

javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/field/RealFieldInjector.java

@@ -66,7 +66,7 @@ public ClassVisitor wrap(
       int writerFlags,
       int readerFlags) {
 
-    return new ClassVisitor(Opcodes.ASM7, classVisitor) {
+    return new ClassVisitor(Opcodes.ASM9, classVisitor) {
       // We are using Object class name instead of fieldTypeName here because this gets
       // injected onto the bootstrap class loader where context class may be unavailable
       private final TypeDescription fieldType = TypeDescription.ForLoadedType.of(Object.class);

javaagent-tooling/src/main/java/io/opentelemetry/javaagent/tooling/field/VirtualFieldFindRewriter.java

@@ -81,12 +81,12 @@ public ClassVisitor wrap(
       int writerFlags,
       int readerFlags) {
 
-    return new ClassVisitor(Opcodes.ASM7, classVisitor) {
+    return new ClassVisitor(Opcodes.ASM9, classVisitor) {
       @Override
       public MethodVisitor visitMethod(
           int access, String name, String descriptor, String signature, String[] exceptions) {
         MethodVisitor mv = super.visitMethod(access, name, descriptor, signature, exceptions);
-        return new MethodVisitor(Opcodes.ASM7, mv) {
+        return new MethodVisitor(api, mv) {
           /** The most recent objects pushed to the stack. */
           private final Object[] stack = {null, null};
 

muzzle/src/main/java/io/opentelemetry/javaagent/tooling/muzzle/ReferenceCollectingClassVisitor.java

@@ -126,7 +126,7 @@ private static Type underlyingType(Type type) {
 
   ReferenceCollectingClassVisitor(
       HelperClassPredicate helperClassPredicate, boolean isAdviceClass) {
-    super(Opcodes.ASM7);
+    super(Opcodes.ASM9);
     this.helperClassPredicate = helperClassPredicate;
     this.isAdviceClass = isAdviceClass;
   }
@@ -312,7 +312,7 @@ private class AdviceReferenceMethodVisitor extends MethodVisitor {
     private int currentLineNumber = -1;
 
     public AdviceReferenceMethodVisitor(MethodVisitor methodVisitor) {
-      super(Opcodes.ASM7, methodVisitor);
+      super(Opcodes.ASM9, methodVisitor);
     }
 
     @Override
@@ -526,7 +526,7 @@ private class VirtualFieldCollectingMethodVisitor extends MethodVisitor {
     private final EvictingQueue<Type> lastTwoClassConstants = EvictingQueue.create(2);
 
     VirtualFieldCollectingMethodVisitor(MethodVisitor methodVisitor) {
-      super(Opcodes.ASM7, methodVisitor);
+      super(Opcodes.ASM9, methodVisitor);
     }
 
     @Override

muzzle/src/main/java/io/opentelemetry/javaagent/tooling/muzzle/generation/MuzzleCodeGenerator.java

@@ -98,7 +98,7 @@ private static class GenerateMuzzleMethodsAndFields extends ClassVisitor {
     private boolean generateVirtualFieldsMethod = true;
 
     public GenerateMuzzleMethodsAndFields(ClassVisitor classVisitor, URLClassLoader classLoader) {
-      super(Opcodes.ASM7, classVisitor);
+      super(Opcodes.ASM9, classVisitor);
       this.classLoader = classLoader;
     }