001// Copyright 2004, 2005 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.tapestry.util; 016 017import org.apache.tapestry.engine.IPropertySource; 018 019/** 020 * Implements the {@link IPropertySource} interface 021 * for instances that implement {@link org.apache.tapestry.util.IPropertyHolder}. 022 * 023 * @author Howard Lewis Ship 024 * @since 2.3 025 * 026 **/ 027 028public class PropertyHolderPropertySource implements IPropertySource 029{ 030 private IPropertyHolder _holder; 031 032 public PropertyHolderPropertySource(IPropertyHolder holder) 033 { 034 _holder = holder; 035 } 036 037 public String getPropertyValue(String propertyName) 038 { 039 return _holder.getProperty(propertyName); 040 } 041 042}