public static @CheckForNull ClassDescriptor createClassDescriptorFromFieldSignature(String signature){
  int start=signature.indexOf('L');
  if (start < 0) {
    return null;
  }
  int end=signature.indexOf(';',start);
  if (end < 0) {
    return null;
  }
  return createClassDescriptor(signature.substring(start + 1,end));
}

public static @ CheckForNull ClassDescriptor createClassDescriptorFromFieldSignature ( String signature ) { int start = signature . indexOf ( 'L' ) ; if ( start < 0 ) { return null ; } int end = signature . indexOf ( ';' , start ) ; if ( end < 0 ) { return null ; } return createClassDescriptor ( signature . substring ( start + 1 , end ) ) ; }
create a class descriptor from a field signature
