https://openjdk.java.net/ 
class org.graalvm.compiler.jtt.except.Catch_Unresolved_Exception1 extends java.lang.RuntimeException
  minor version: 0
  major version: 59
  flags: flags: (0x0020) ACC_SUPER
  this_class: org.graalvm.compiler.jtt.except.Catch_Unresolved_Exception1
  super_class: java.lang.RuntimeException
{
  void <init>();
    descriptor: ()V
    flags: (0x0000) 
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.compiler.jtt.except.Catch_Unresolved_Exception1 this
         0: .line 86
            aload 0 /* this */
            invokespecial java.lang.RuntimeException.<init>:()V
            return
        end local 0 // org.graalvm.compiler.jtt.except.Catch_Unresolved_Exception1 this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/compiler/jtt/except/Catch_Unresolved_Exception1;
}
SourceFile: "Catch_Unresolved.java"