https://openjdk.java.net/ 
public interface sun.jvm.hotspot.types.CIntegerType extends sun.jvm.hotspot.types.Type
  minor version: 0
  major version: 59
  flags: flags: (0x0601) ACC_PUBLIC, ACC_INTERFACE, ACC_ABSTRACT
  this_class: sun.jvm.hotspot.types.CIntegerType
  super_class: java.lang.Object
{
  public abstract boolean isUnsigned();
    descriptor: ()Z
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long maxValue();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT

  public abstract long minValue();
    descriptor: ()J
    flags: (0x0401) ACC_PUBLIC, ACC_ABSTRACT
}
SourceFile: "CIntegerType.java"