class Class extends AbstractClass implements Interface1, Interface2, Interface3, Interface4 {}

class ExtendsAbstractClassAndImplementsInterfaces extends AbstractClass
  implements Interface1, Interface2, Interface3, Interface4 {}

class ExtendsAbstractClassAndImplementsInterfaces
  extends AAAAAAAAAAAAAAbstractClass
  implements Interface1, Interface2, Interface3, Interface4 {}

class ExtendsAbstractClassAndImplementsInterfaces
  extends AAAAAAAAAAAAAAbstractClass
  implements
    Interface1,
    Interface2,
    Interface3,
    Interface4,
    Interface5,
    Interface6,
    Interface7,
    Interface8 {}

class ExtendsAbstractClassAndImplementsInterfaces
  extends AAAAAAAAAAAAAAbstractClass<Type1, Type2, Type3, Type4, Type5, Type6, Type7> {} 

class ExtendsAbstractClassAndImplementsInterfaces
  extends AAAAAAAAAAAAAAbstractClass<Type1, Type2, Type3, Type4, Type5, Type6, Type7>
  implements
    Interface1,
    Interface2,
    Interface3,
    Interface4,
    Interface5,
    Interface6,
    Interface7,
    Interface8 {}