001 package org.apache.turbine.services.template.mapper; 002 003 004 /* 005 * Licensed to the Apache Software Foundation (ASF) under one 006 * or more contributor license agreements. See the NOTICE file 007 * distributed with this work for additional information 008 * regarding copyright ownership. The ASF licenses this file 009 * to you under the Apache License, Version 2.0 (the 010 * "License"); you may not use this file except in compliance 011 * with the License. You may obtain a copy of the License at 012 * 013 * http://www.apache.org/licenses/LICENSE-2.0 014 * 015 * Unless required by applicable law or agreed to in writing, 016 * software distributed under the License is distributed on an 017 * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY 018 * KIND, either express or implied. See the License for the 019 * specific language governing permissions and limitations 020 * under the License. 021 */ 022 023 024 import org.apache.commons.lang.StringUtils; 025 026 import org.apache.turbine.services.template.TemplateService; 027 import org.apache.turbine.services.template.TurbineTemplate; 028 029 /** 030 * This is a mapper like the BaseMapper but it returns its 031 * results with the extension of the template names passed or (if no 032 * extension is passed), the default extension. 033 * 034 * @author <a href="mailto:hps@intermeta.de">Henning P. Schmiedehausen</a> 035 * @version $Id: BaseTemplateMapper.java 615328 2008-01-25 20:25:05Z tv $ 036 */ 037 038 public abstract class BaseTemplateMapper 039 extends BaseMapper 040 { 041 /** A prefix which is used to separate the various template types (screen, layouts, navigation) */ 042 protected String prefix = ""; 043 044 /** 045 * Default C'tor. If you use this C'tor, you must use 046 * the bean setter to set the various properties needed for 047 * this mapper before first usage. 048 */ 049 public BaseTemplateMapper() 050 { 051 super(); 052 } 053 054 /** 055 * Get the Prefix value. 056 * @return the Prefix value. 057 */ 058 public String getPrefix() 059 { 060 return prefix; 061 } 062 063 /** 064 * Set the Prefix value. 065 * @param prefix The new Prefix value. 066 */ 067 public void setPrefix(String prefix) 068 { 069 this.prefix = prefix; 070 } 071 072 /** 073 * Returns the default name for the passed Template. 074 * If the template has no extension, the default extension 075 * is added. 076 * If the template is empty, the default template is 077 * returned. 078 * 079 * @param template The template name. 080 * 081 * @return the mapped default name for the template. 082 */ 083 public String getDefaultName(String template) 084 { 085 String res = super.getDefaultName(template); 086 087 // Does the Template Name component have an extension? 088 String [] components 089 = StringUtils.split(res, String.valueOf(separator)); 090 091 if (components[components.length -1 ].indexOf(TemplateService.EXTENSION_SEPARATOR) < 0) 092 { 093 StringBuffer resBuf = new StringBuffer(); 094 resBuf.append(res); 095 String [] templateComponents = StringUtils.split(template, String.valueOf(TemplateService.TEMPLATE_PARTS_SEPARATOR)); 096 097 // Only the extension of the Template name component is interesting... 098 int dotIndex = templateComponents[templateComponents.length -1].lastIndexOf(TemplateService.EXTENSION_SEPARATOR); 099 if (dotIndex < 0) 100 { 101 if (StringUtils.isNotEmpty(TurbineTemplate.getDefaultExtension())) 102 { 103 resBuf.append(TemplateService.EXTENSION_SEPARATOR); 104 resBuf.append(TurbineTemplate.getDefaultExtension()); 105 } 106 } 107 else 108 { 109 resBuf.append(templateComponents[templateComponents.length -1].substring(dotIndex)); 110 } 111 res = resBuf.toString(); 112 } 113 return res; 114 } 115 }