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.services; 016 017import org.apache.tapestry5.internal.TapestryInternalUtils; 018import org.apache.tapestry5.ioc.Messages; 019import org.apache.tapestry5.services.ValueLabelProvider; 020 021/** 022 * Provides a label from enum. 023 * 024 * @since 5.4 025 */ 026public class EnumValueLabelProvider<T extends Enum> implements ValueLabelProvider<T> 027{ 028 private final Messages messages; 029 030 public EnumValueLabelProvider(Messages messages) 031 { 032 this.messages = messages; 033 } 034 035 public String getLabel(T value) 036 { 037 return TapestryInternalUtils.getLabelForEnum(messages, value.getDeclaringClass() 038 .getSimpleName(), value); 039 } 040 041}