void checkFrameValue(final Object value){
  if (value == Opcodes.TOP || value == Opcodes.INTEGER || value == Opcodes.FLOAT || value == Opcodes.LONG || value == Opcodes.DOUBLE || value == Opcodes.NULL || value == Opcodes.UNINITIALIZED_THIS) {
    return;
  }
  if (value instanceof String) {
    checkInternalName((String)value,"Invalid stack frame value");
    return;
  }
  if (!(value instanceof Label)) {
    throw new IllegalArgumentException("Invalid stack frame value: " + value);
  }
 else {
    usedLabels.add((Label)value);
  }
}

void checkFrameValue ( final Object value ) { if ( value == Opcodes . TOP || value == Opcodes . INTEGER || value == Opcodes . FLOAT || value == Opcodes . LONG || value == Opcodes . DOUBLE || value == Opcodes . NULL || value == Opcodes . UNINITIALIZED_THIS ) { return ; } if ( value instanceof String ) { checkInternalName ( ( String ) value , "Invalid stack frame value" ) ; return ; } if ( ! ( value instanceof Label ) ) { throw new IllegalArgumentException ( "Invalid stack frame value: " + value ) ; } else { usedLabels . add ( ( Label ) value ) ; } }
checks a stack frame value .
