7.2.3 GhostField Attribute

This attribute contains the information about ghost fields of the class. The format of the attribute is the following:

     GhostField_attribute {
       u2 attribute_name_index;
       u4 attribute_length;
       u2 fields_count;
       {
         u2 access_flags;
         u2 bml_flags;
         u2 name_index;
         u2 descriptor_index;
         expression init_value;  
       } fields[fields_count];
     }

The meaning of the fields:

• attribute_name_index - index in the constant pool of the attribute name (org.bmlspecs.GhostField)
• attribute_length - length in bytes of the whole structure
• fields_count - number of fields in the field table
• fields - the fields table, where each element has the following meaning:
  • access_flag - public/private flag
  • bml_flag - allowed flags: BML_NON_NULL, BML_NULLABLE
  • name_index - index in the second constant pool where the field's name is stored
  • descriptor_index - index in the second constant pool where the field's type is stored
  • init_value - an optional initial value of the field