https://www.graalvm.org/ 
public class org.graalvm.component.installer.UnknownVersionException extends org.graalvm.component.installer.InstallerStopException
  minor version: 0
  major version: 59
  flags: flags: (0x0021) ACC_PUBLIC, ACC_SUPER
  this_class: org.graalvm.component.installer.UnknownVersionException
  super_class: org.graalvm.component.installer.InstallerStopException
{
  private static final long serialVersionUID;
    descriptor: J
    flags: (0x001a) ACC_PRIVATE, ACC_STATIC, ACC_FINAL
    ConstantValue: 33

  private final org.graalvm.component.installer.Version version;
    descriptor: Lorg/graalvm/component/installer/Version;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  private final org.graalvm.component.installer.Version candidate;
    descriptor: Lorg/graalvm/component/installer/Version;
    flags: (0x0012) ACC_PRIVATE, ACC_FINAL

  public void <init>(java.lang.String, org.graalvm.component.installer.Version, org.graalvm.component.installer.Version);
    descriptor: (Ljava/lang/String;Lorg/graalvm/component/installer/Version;Lorg/graalvm/component/installer/Version;)V
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=2, locals=4, args_size=4
        start local 0 // org.graalvm.component.installer.UnknownVersionException this
        start local 1 // java.lang.String s
        start local 2 // org.graalvm.component.installer.Version v
        start local 3 // org.graalvm.component.installer.Version c
         0: .line 38
            aload 0 /* this */
            aload 1 /* s */
            invokespecial org.graalvm.component.installer.InstallerStopException.<init>:(Ljava/lang/String;)V
         1: .line 39
            aload 0 /* this */
            aload 2 /* v */
            putfield org.graalvm.component.installer.UnknownVersionException.version:Lorg/graalvm/component/installer/Version;
         2: .line 40
            aload 0 /* this */
            aload 3 /* c */
            putfield org.graalvm.component.installer.UnknownVersionException.candidate:Lorg/graalvm/component/installer/Version;
         3: .line 41
            return
        end local 3 // org.graalvm.component.installer.Version c
        end local 2 // org.graalvm.component.installer.Version v
        end local 1 // java.lang.String s
        end local 0 // org.graalvm.component.installer.UnknownVersionException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    4     0  this  Lorg/graalvm/component/installer/UnknownVersionException;
            0    4     1     s  Ljava/lang/String;
            0    4     2     v  Lorg/graalvm/component/installer/Version;
            0    4     3     c  Lorg/graalvm/component/installer/Version;
    MethodParameters:
      Name  Flags
      s     
      v     
      c     

  public org.graalvm.component.installer.Version getCandidate();
    descriptor: ()Lorg/graalvm/component/installer/Version;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.component.installer.UnknownVersionException this
         0: .line 44
            aload 0 /* this */
            getfield org.graalvm.component.installer.UnknownVersionException.candidate:Lorg/graalvm/component/installer/Version;
            areturn
        end local 0 // org.graalvm.component.installer.UnknownVersionException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/component/installer/UnknownVersionException;

  public org.graalvm.component.installer.Version getVersion();
    descriptor: ()Lorg/graalvm/component/installer/Version;
    flags: (0x0001) ACC_PUBLIC
    Code:
      stack=1, locals=1, args_size=1
        start local 0 // org.graalvm.component.installer.UnknownVersionException this
         0: .line 48
            aload 0 /* this */
            getfield org.graalvm.component.installer.UnknownVersionException.version:Lorg/graalvm/component/installer/Version;
            areturn
        end local 0 // org.graalvm.component.installer.UnknownVersionException this
      LocalVariableTable:
        Start  End  Slot  Name  Signature
            0    1     0  this  Lorg/graalvm/component/installer/UnknownVersionException;
}
SourceFile: "UnknownVersionException.java"