package org.apache.yoko.rmi.impl;

import java.lang.reflect.Field;
import java.security.AccessController;
import java.security.PrivilegedAction;

import javax.rmi.CORBA.ClassDesc;

import org.omg.CORBA.MARSHAL;

abstract class ClassBaseDescriptor extends ValueDescriptor {

    ClassBaseDescriptor(Class type, TypeRepository repository) {
        super(type, repository);
    }

    @Override
    public void init() {
        super.init();

        final Class<?> clz = ClassDesc.class;

        AccessController.doPrivileged(new PrivilegedAction<Void>() {
            @Override
            public Void run() {
                try {
                    final Field repid_field = clz.getDeclaredField("repid");
                    repid_field.setAccessible(true);
                    final Field codebase_field = clz.getDeclaredField("codebase");
                    codebase_field.setAccessible(true);
                    init(repid_field, codebase_field);
                } catch (NoSuchFieldException ex) {
                    throw (MARSHAL)new MARSHAL("no such field: " + ex).initCause(ex);
                }
                return null;
            }
        });
    }

    abstract void init(Field repid_field, Field codebase_field);
}