001// Copyright 2011 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.pageload; 016 017import java.util.List; 018 019import org.apache.tapestry5.func.F; 020import org.apache.tapestry5.func.Mapper; 021import org.apache.tapestry5.ioc.Resource; 022import org.apache.tapestry5.ioc.util.LocalizedNameGenerator; 023import org.apache.tapestry5.model.ComponentModel; 024import org.apache.tapestry5.services.pageload.ComponentResourceLocator; 025import org.apache.tapestry5.services.pageload.ComponentResourceSelector; 026import org.apache.tapestry5.services.templates.ComponentTemplateLocator; 027 028public class DefaultComponentResourceLocator implements ComponentResourceLocator 029{ 030 private ComponentTemplateLocator componentTemplateLocator; 031 032 public DefaultComponentResourceLocator(ComponentTemplateLocator componentTemplateLocator) 033 { 034 this.componentTemplateLocator = componentTemplateLocator; 035 } 036 037 public Resource locateTemplate(ComponentModel model, ComponentResourceSelector selector) 038 { 039 // For 5.2 compatibility, this implementation delegates to the older 040 // ComponentTemplateLocator command chain. That may be removed in 5.4. 041 042 return componentTemplateLocator.locateTemplate(model, selector.locale); 043 } 044 045 public List<Resource> locateMessageCatalog(final Resource baseResource, ComponentResourceSelector selector) 046 { 047 String baseName = baseResource.getFile(); 048 049 return F.flow(new LocalizedNameGenerator(baseName, selector.locale).iterator()).map(new Mapper<String, Resource>() 050 { 051 public Resource map(String element) 052 { 053 return baseResource.forFile(element); 054 } 055 }).toList(); 056 } 057 058}