https://www.graalvm.org/ 
final class com.oracle.svm.core.jdk.Target_jdk_vm_ci_services_Services
  minor version: 0
  major version: 59
  flags: flags: (0x0030) ACC_FINAL, ACC_SUPER
  this_class: com.oracle.svm.core.jdk.Target_jdk_vm_ci_services_Services
  super_class: java.lang.Object
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // com.oracle.svm.core.jdk.Target_jdk_vm_ci_services_Services this
         0: .line 49
            aload 0 /* this */
            invokespecial java.lang.Object.<init>:()V
            return
        end local 0 // com.oracle.svm.core.jdk.Target_jdk_vm_ci_services_Services this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lcom/oracle/svm/core/jdk/Target_jdk_vm_ci_services_Services;

  public static java.util.Map<java.lang.String, java.lang.String> getSavedProperties();
    descriptor: ()Ljava/util/Map;
    flags: (0x0009) ACC_PUBLIC, ACC_STATIC
    Code:
      stack=1, locals=0, args_size=0
         0: .line 52
            ldc Lcom/oracle/svm/core/jdk/SystemPropertiesSupport;
            invokestatic org.graalvm.nativeimage.ImageSingletons.lookup:(Ljava/lang/Class;)Ljava/lang/Object;
            checkcast com.oracle.svm.core.jdk.SystemPropertiesSupport
            invokevirtual com.oracle.svm.core.jdk.SystemPropertiesSupport.getSavedProperties:()Ljava/util/Map;
            areturn
      LocalVariableTable:
        Start  End  Slot  Name  Signature
    Signature: ()Ljava/util/Map<Ljava/lang/String;Ljava/lang/String;>;
    RuntimeVisibleAnnotations: 
      com.oracle.svm.core.annotate.Substitute()
}
SourceFile: "JVMCISubstitutions.java"
    RuntimeVisibleAnnotations: 
      com.oracle.svm.core.annotate.TargetClass(value = Ljdk/vm/ci/services/Services;, onlyWith = {Lcom/oracle/svm/core/jdk/IsNotLibgraal;})