type Tandroidservice= class(TJService)
  function onBind(intent: JIntent): JIBinder; override;
  procedure onCreate; override;
  procedure onDestroy; override;
  procedure onStart(intent: JIntent; startId: Integer); override;
 end;

[DCC Error] Unit1.pas(13): E2137 Method 'onBind' not found in base class
[DCC Error] Unit1.pas(14): E2137 Method 'onCreate' not found in base class
[DCC Error] Unit1.pas(15): E2137 Method 'onDestroy' not found in base class
[DCC Error] Unit1.pas(16): E2137 Method 'onStart' not found in base class
[DCC Error] Unit1.pas(13): E2065 Unsatisfied forward or external declaration: 'Tandroidservice.onBind'
[DCC Error] Unit1.pas(14): E2065 Unsatisfied forward or external declaration: 'Tandroidservice.onCreate'
[DCC Error] Unit1.pas(15): E2065 Unsatisfied forward or external declaration: 'Tandroidservice.onDestroy'
[DCC Error] Unit1.pas(16): E2065 Unsatisfied forward or external declaration: 'Tandroidservice.onStart'