this.fLastAddedQuery = field;
    public void addField(FieldQuery field) {        if (field.getFieldName().equals(DATA_TYPE)) {            addToList(DATA_TYPE, field);        } else if (field.getFieldName().equals(RANKED)) {            put(RANKED, field.getFieldValue().toLowerCase());        } else if (field.getFieldName().equals(GROUPED)) {            put(GROUPED, field.getFieldValue().toLowerCase());        } else if (field.getFieldName().equals(PROVIDER)) {            addToList(PROVIDER, field);        } else if (field.getFieldName().equals(IPLUGS)) {            addToList(IPLUGS, field);        } else {            addToList(FIELD_KEY, field);        }    }