public RVMField findDeclaredField(Atom fieldName,Atom fieldDescriptor){
  for (  RVMField field : declaredFields) {
    if (field.getName() == fieldName && field.getDescriptor() == fieldDescriptor) {
      return field;
    }
  }
  return null;
}

public RVMField findDeclaredField ( Atom fieldName , Atom fieldDescriptor ) { for ( RVMField field : declaredFields ) { if ( field . getName ( ) == fieldName && field . getDescriptor ( ) == fieldDescriptor ) { return field ; } } return null ; }
find description of a field of this class .
