    001// Copyright 2013 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.services;
    016
    017/**
    018 * An object capable of providing a user-presentable label from a value. A special case exists for
    019 * {@linkplain org.apache.tapestry5.internal.services.EnumValueLabelProvider handling enum types}.
    020 *
    021 * @since 5.4
    022 */
    023public interface ValueLabelProvider<V>
    024{
    025
    026    /**
    027     * Gets label from the value. The label is used as user-presentable label for a value.
    028     * @param value the value to be label provided from
    029     * @return
    030     */
    031    public String getLabel(V value);
    032
    033}