mSortField = (String) mAttrs.get(Contact.A_fullName);
mSortField = getSingleAttr(Contact.A_fullName);
    private String getSortField() {        if (mSortField != null) return mSortField;                mSortField = (String) mAttrs.get(Contact.A_fullName);        if (mSortField != null) return mSortField;        String first = (String) mAttrs.get(Contact.A_firstName);        String last = (String) mAttrs.get(Contact.A_lastName);                if (first != null || last != null) {            StringBuilder sb = new StringBuilder();            if (first != null) {                sb.append(first);            }            if (last != null) {                if (sb.length() > 0) sb.append(' ');                sb.append(last);            }            mSortField = sb.toString();        } else {            mSortField = "";        }        return mSortField;    }