public class com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest
  super_class: java.lang.Object
{
  private static final java.lang.String INTERNAL_ID;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "internalInstrumentId"

  private static final java.lang.String EXTERNAL_ID;
    descriptor: Ljava/lang/String;
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: "externalInstrumentId"

  public void <init>();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest this
         0: .line 51
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/truffle/api/instrumentation/test/InternalInstrumentTest;

  public void testInternalInstrument();
    descriptor: ()V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=3, args_size=1
        start local 0 // com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest this
         0: .line 58
            invokestatic org.graalvm.polyglot.Engine.create:()Lorg/graalvm/polyglot/Engine;
            astore 1 /* engine */
        start local 1 // org.graalvm.polyglot.Engine engine
         1: .line 60
            aload 1 /* engine */
            invokevirtual org.graalvm.polyglot.Engine.getInstruments:()Ljava/util/Map;
            ldc "internalInstrumentId"
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            invokestatic org.junit.Assert.assertFalse:(Z)V
         2: .line 61
            aload 1 /* engine */
            invokevirtual org.graalvm.polyglot.Engine.getInstruments:()Ljava/util/Map;
            ldc "externalInstrumentId"
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            invokestatic org.junit.Assert.assertTrue:(Z)V
         3: .line 63
            aload 1 /* engine */
            invokevirtual org.graalvm.polyglot.Engine.getInstruments:()Ljava/util/Map;
            ldc "externalInstrumentId"
            invokeinterface java.util.Map.get:(Ljava/lang/Object;)Ljava/lang/Object;
            checkcast org.graalvm.polyglot.Instrument
            ldc Lcom/oracle/truffle/api/instrumentation/test/InternalInstrumentTest$Lookup;
            invokevirtual org.graalvm.polyglot.Instrument.lookup:(Ljava/lang/Class;)Ljava/lang/Object;
            checkcast com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$Lookup
            invokeinterface com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$Lookup.getEnv:()Lcom/oracle/truffle/api/instrumentation/TruffleInstrument$Env;
            astore 2 /* env */
        start local 2 // com.oracle.truffle.api.instrumentation.TruffleInstrument$Env env
         4: .line 65
            aload 2 /* env */
            invokevirtual com.oracle.truffle.api.instrumentation.TruffleInstrument$Env.getInstruments:()Ljava/util/Map;
            ldc "internalInstrumentId"
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            invokestatic org.junit.Assert.assertTrue:(Z)V
         5: .line 66
            aload 2 /* env */
            invokevirtual com.oracle.truffle.api.instrumentation.TruffleInstrument$Env.getInstruments:()Ljava/util/Map;
            ldc "externalInstrumentId"
            invokeinterface java.util.Map.containsKey:(Ljava/lang/Object;)Z
            invokestatic org.junit.Assert.assertTrue:(Z)V
         6: .line 67
            return
        end local 2 // com.oracle.truffle.api.instrumentation.TruffleInstrument$Env env
        end local 1 // org.graalvm.polyglot.Engine engine
        end local 0 // com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest this
      LocalVariableTable:
        Start  End  Slot    Name  Signature
            0    7     0    this  Lcom/oracle/truffle/api/instrumentation/test/InternalInstrumentTest;
            1    7     1  engine  Lorg/graalvm/polyglot/Engine;
            4    7     2     env  Lcom/oracle/truffle/api/instrumentation/TruffleInstrument$Env;
    RuntimeVisibleAnnotations: 
      org.junit.Test()
}
SourceFile: "InternalInstrumentTest.java"
NestMembers:
  com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$ExternalInstrument  com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$InternalInstrument  com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$Lookup
InnerClasses:
  public final Env = com.oracle.truffle.api.instrumentation.TruffleInstrument$Env of com.oracle.truffle.api.instrumentation.TruffleInstrument
  public ExternalInstrument = com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$ExternalInstrument of com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest
  public InternalInstrument = com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$InternalInstrument of com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest
  abstract Lookup = com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest$Lookup of com.oracle.truffle.api.instrumentation.test.InternalInstrumentTest