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.internal;
016
017import org.apache.tapestry5.commons.services.TypeCoercer;
018import org.apache.tapestry5.services.ValueLabelProvider;
019
020/**
021 * Uses the {@link TypeCoercer} to convert an arbitrary value to a string.
022 *
023 * @since 5.4
024 */
025public class DefaultValueLabelProvider implements ValueLabelProvider<Object>
026{
027    private final TypeCoercer coercer;
028
029    public DefaultValueLabelProvider(TypeCoercer coercer)
030    {
031        this.coercer = coercer;
032    }
033
034    public String getLabel(Object value)
035    {
036        return coercer.coerce(value, String.class);
037    }
038
039}