    001// Copyright 2009 The Apache Software Foundation
    002//
    003// Licensed under the Apache License, Version 2.0 (the "License");
    004// you may not use this file except in compliance with the License.
    005// You may obtain a copy of the License at
    006//
    007//     http://www.apache.org/licenses/LICENSE-2.0
    008//
    009// Unless required by applicable law or agreed to in writing, software
    010// distributed under the License is distributed on an "AS IS" BASIS,
    011// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
    012// See the License for the specific language governing permissions and
    013// limitations under the License.
    014
    015package org.apache.tapestry5.internal.translator;
    016
    017import java.text.ParseException;
    018
    019/**
    020 * Interface for defining the basic parse and toClient operations. The typical implementation is based on {@link
    021 * java.text.NumberFormat} but alternate implementations are used for BigInteger and BigDecimal.
    022 *
    023 * @since 5.1.0.1
    024 */
    025public interface NumericFormatter
    026{
    027    /**
    028     * Parses a value from the client in a locale-specific way.
    029     */
    030    Number parse(String clientValue) throws ParseException;
    031
    032    /**
    033     * Formats a value for the client in a locale-specific way.
    034     */
    035    String toClient(Number value);
    036}