Method DeleteChildArray

src/db/hierdatabase.cpp:695–725

////////////////////////////////////////////////////////////////////////// DeleteChildArray //////////////////////////////////////////////////////////////////////////

// DeleteChildArray
///////////////////////////////////////////////////////////////////////////////
void cHierDatabaseIter::DeleteChildArray() //throw (eArchive, eHierDatabase)
{
    ASSERT(!Done());
    ASSERT(CanDescend());
    cDebug d("cHierDatabaseIter::DeleteChildArray");

    if (Done())
    {
        d.TraceDetail("Attempt to DeleteChildArray() when Done() == true; returning\n");
        return;
    }
    if (!CanDescend())
    {
        d.TraceDetail("Attempt to DeleteChildArray() when none exists; returning\n");
        return;
    }
    //
    // make sure that the child index is empty...
    //
    if (!ChildArrayEmpty())
    {
        ASSERT(false);
        throw eHierDatabase(_T("Attempt to delete a child array that still has entries"));
    }
    //
    // ok, no we can remove it...
    //
    mpDb->RemoveItem(cBlockRecordFile::tAddr(mIter->mChild.mBlockNum, mIter->mChild.mIndex));
    mIter->mChild = cHierAddr();
    util_RewriteObject(mpDb, &(*mIter), GetCurrentAddr());
}


///////////////////////////////////////////////////////////////////////////////