| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| TemplateService |
|
| 1.0;1 |
| 1 | package org.apache.turbine.services.template; | |
| 2 | ||
| 3 | ||
| 4 | /* | |
| 5 | * Licensed to the Apache Software Foundation (ASF) under one | |
| 6 | * or more contributor license agreements. See the NOTICE file | |
| 7 | * distributed with this work for additional information | |
| 8 | * regarding copyright ownership. The ASF licenses this file | |
| 9 | * to you under the Apache License, Version 2.0 (the | |
| 10 | * "License"); you may not use this file except in compliance | |
| 11 | * with the License. You may obtain a copy of the License at | |
| 12 | * | |
| 13 | * http://www.apache.org/licenses/LICENSE-2.0 | |
| 14 | * | |
| 15 | * Unless required by applicable law or agreed to in writing, | |
| 16 | * software distributed under the License is distributed on an | |
| 17 | * "AS IS" BASIS, WITHOUT WARRANTIES OR CONDITIONS OF ANY | |
| 18 | * KIND, either express or implied. See the License for the | |
| 19 | * specific language governing permissions and limitations | |
| 20 | * under the License. | |
| 21 | */ | |
| 22 | ||
| 23 | ||
| 24 | import org.apache.turbine.services.Service; | |
| 25 | ||
| 26 | import org.apache.turbine.util.RunData; | |
| 27 | ||
| 28 | /** | |
| 29 | * This service provides a method for mapping templates to their | |
| 30 | * appropriate Screens or Navigations. It also allows templates to | |
| 31 | * define a layout/navigations/screen modularization within the | |
| 32 | * template structure. It also performs caching if turned on in the | |
| 33 | * properties file. | |
| 34 | * | |
| 35 | * @author <a href="mailto:john.mcnally@clearink.com">John D. McNally</a> | |
| 36 | * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a> | |
| 37 | * @author <a href="mailto:dlr@finemaltcoding.com">Daniel Rall</a> | |
| 38 | * @author <a href="mailto:ilkka.priha@simsoft.fi">Ilkka Priha</a> | |
| 39 | * @version $Id: TemplateService.java 615328 2008-01-25 20:25:05Z tv $ | |
| 40 | */ | |
| 41 | public interface TemplateService | |
| 42 | extends Service | |
| 43 | { | |
| 44 | /** | |
| 45 | * The key under which this service is stored in TurbineServices. | |
| 46 | */ | |
| 47 | static final String SERVICE_NAME = "TemplateService"; | |
| 48 | ||
| 49 | /** Default Template Name. */ | |
| 50 | String DEFAULT_TEMPLATE_KEY = "default.template"; | |
| 51 | ||
| 52 | /** Default value for the Template Name */ | |
| 53 | String DEFAULT_TEMPLATE_VALUE = "Default"; | |
| 54 | ||
| 55 | /** Default Extension for the template names. */ | |
| 56 | String DEFAULT_EXTENSION_KEY = "default.extension"; | |
| 57 | ||
| 58 | /** Default value of the Turbine Module Caching */ | |
| 59 | String DEFAULT_EXTENSION_VALUE = ""; | |
| 60 | ||
| 61 | /** Character that separates a Template Name from the Extension */ | |
| 62 | char EXTENSION_SEPARATOR = '.'; | |
| 63 | ||
| 64 | /** Character that separates the various Template Parts */ | |
| 65 | char TEMPLATE_PARTS_SEPARATOR = ','; | |
| 66 | ||
| 67 | /** "Default" name for Classes and Templates */ | |
| 68 | String DEFAULT_NAME = "Default"; | |
| 69 | ||
| 70 | /** | |
| 71 | * Returns true if the Template Service has caching activated | |
| 72 | * | |
| 73 | * @return true if Caching is active. | |
| 74 | */ | |
| 75 | boolean isCaching(); | |
| 76 | ||
| 77 | /** | |
| 78 | * Get the default template name extension specified | |
| 79 | * in the template service properties. | |
| 80 | * | |
| 81 | * @return The default the extension. | |
| 82 | */ | |
| 83 | String getDefaultExtension(); | |
| 84 | ||
| 85 | /** | |
| 86 | * Return Extension for a supplied template | |
| 87 | * | |
| 88 | * @param template The template name | |
| 89 | * | |
| 90 | * @return extension The extension for the supplied template | |
| 91 | */ | |
| 92 | String getExtension(String template); | |
| 93 | ||
| 94 | /** | |
| 95 | * Returns the Default Template Name with the Default Extension. | |
| 96 | * If the extension is unset, return only the template name | |
| 97 | * | |
| 98 | * @return The default template Name | |
| 99 | */ | |
| 100 | String getDefaultTemplate(); | |
| 101 | ||
| 102 | /** | |
| 103 | * Get the default page module name of the template engine | |
| 104 | * service corresponding to the default template name extension. | |
| 105 | * | |
| 106 | * @return The default page module name. | |
| 107 | */ | |
| 108 | String getDefaultPage(); | |
| 109 | ||
| 110 | /** | |
| 111 | * Get the default screen module name of the template engine | |
| 112 | * service corresponding to the default template name extension. | |
| 113 | * | |
| 114 | * @return The default screen module name. | |
| 115 | */ | |
| 116 | String getDefaultScreen(); | |
| 117 | ||
| 118 | /** | |
| 119 | * Get the default layout module name of the template engine | |
| 120 | * service corresponding to the default template name extension. | |
| 121 | * | |
| 122 | * @return The default layout module name. | |
| 123 | */ | |
| 124 | String getDefaultLayout(); | |
| 125 | ||
| 126 | /** | |
| 127 | * Get the default navigation module name of the template engine | |
| 128 | * service corresponding to the default template name extension. | |
| 129 | * | |
| 130 | * @return The default navigation module name. | |
| 131 | */ | |
| 132 | String getDefaultNavigation(); | |
| 133 | ||
| 134 | /** | |
| 135 | * Get the default layout template name of the template engine | |
| 136 | * service corresponding to the default template name extension. | |
| 137 | * | |
| 138 | * @return The default layout template name. | |
| 139 | */ | |
| 140 | String getDefaultLayoutTemplate(); | |
| 141 | ||
| 142 | /** | |
| 143 | * Get the default page module name of the template engine | |
| 144 | * service corresponding to the template name extension of | |
| 145 | * the named template. | |
| 146 | * | |
| 147 | * @param template The template name. | |
| 148 | * @return The default page module name. | |
| 149 | */ | |
| 150 | String getDefaultPageName(String template); | |
| 151 | ||
| 152 | /** | |
| 153 | * Get the default screen module name of the template engine | |
| 154 | * service corresponding to the template name extension of | |
| 155 | * the named template. | |
| 156 | * | |
| 157 | * @param template The template name. | |
| 158 | * @return The default screen module name. | |
| 159 | */ | |
| 160 | String getDefaultScreenName(String template); | |
| 161 | ||
| 162 | /** | |
| 163 | * Get the default layout module name of the template engine | |
| 164 | * service corresponding to the template name extension of | |
| 165 | * the named template. | |
| 166 | * | |
| 167 | * @param template The template name. | |
| 168 | * @return The default layout module name. | |
| 169 | */ | |
| 170 | String getDefaultLayoutName(String template); | |
| 171 | ||
| 172 | /** | |
| 173 | * Get the default navigation module name of the template engine | |
| 174 | * service corresponding to the template name extension of | |
| 175 | * the named template. | |
| 176 | * | |
| 177 | * @param template The template name. | |
| 178 | * @return The default navigation module name. | |
| 179 | */ | |
| 180 | String getDefaultNavigationName(String template); | |
| 181 | ||
| 182 | /** | |
| 183 | * Get the default layout template name of the template engine | |
| 184 | * service corresponding to the template name extension of | |
| 185 | * the named template. | |
| 186 | * | |
| 187 | * @param template The template name. | |
| 188 | * @return The default layout template name. | |
| 189 | */ | |
| 190 | String getDefaultLayoutTemplateName(String template); | |
| 191 | ||
| 192 | /** | |
| 193 | * Find the default page module name for the given request. | |
| 194 | * | |
| 195 | * @param data The encapsulation of the request to retrieve the | |
| 196 | * default page for. | |
| 197 | * @return The default page module name. | |
| 198 | */ | |
| 199 | String getDefaultPageName(RunData data); | |
| 200 | ||
| 201 | /** | |
| 202 | * Find the default layout module name for the given request. | |
| 203 | * | |
| 204 | * @param data The encapsulation of the request to retrieve the | |
| 205 | * default layout for. | |
| 206 | * @return The default layout module name. | |
| 207 | */ | |
| 208 | String getDefaultLayoutName(RunData data); | |
| 209 | ||
| 210 | /** | |
| 211 | * Locate and return the name of the screen module to be used | |
| 212 | * with the named screen template. | |
| 213 | * | |
| 214 | * @param template The screen template name. | |
| 215 | * @return The found screen module name. | |
| 216 | * @exception Exception, a generic exception. | |
| 217 | */ | |
| 218 | String getScreenName(String template) | |
| 219 | throws Exception; | |
| 220 | ||
| 221 | /** | |
| 222 | * Locate and return the name of the layout module to be used | |
| 223 | * with the named layout template. | |
| 224 | * | |
| 225 | * @param template The layout template name. | |
| 226 | * @return The found layout module name. | |
| 227 | * @exception Exception, a generic exception. | |
| 228 | */ | |
| 229 | String getLayoutName(String template) | |
| 230 | throws Exception; | |
| 231 | ||
| 232 | /** | |
| 233 | * Locate and return the name of the navigation module to be used | |
| 234 | * with the named navigation template. | |
| 235 | * | |
| 236 | * @param template The navigation template name. | |
| 237 | * @return The found navigation module name. | |
| 238 | * @exception Exception, a generic exception. | |
| 239 | */ | |
| 240 | String getNavigationName(String name) | |
| 241 | throws Exception; | |
| 242 | ||
| 243 | /** | |
| 244 | * Locate and return the name of the screen template corresponding | |
| 245 | * to the given template name parameter. | |
| 246 | * | |
| 247 | * @param template The template name parameter. | |
| 248 | * @return The found screen template name. | |
| 249 | * @exception Exception, a generic exception. | |
| 250 | */ | |
| 251 | String getScreenTemplateName(String template) | |
| 252 | throws Exception; | |
| 253 | ||
| 254 | /** | |
| 255 | * Locate and return the name of the layout template corresponding | |
| 256 | * to the given screen template name parameter. | |
| 257 | * | |
| 258 | * @param template The template name parameter. | |
| 259 | * @return The found screen template name. | |
| 260 | * @exception Exception, a generic exception. | |
| 261 | */ | |
| 262 | String getLayoutTemplateName(String template) | |
| 263 | throws Exception; | |
| 264 | ||
| 265 | /** | |
| 266 | * Locate and return the name of the navigation template corresponding | |
| 267 | * to the given template name parameter. | |
| 268 | * | |
| 269 | * @param template The template name parameter. | |
| 270 | * @return The found navigation template name. | |
| 271 | * @exception Exception, a generic exception. | |
| 272 | */ | |
| 273 | String getNavigationTemplateName(String template) | |
| 274 | throws Exception; | |
| 275 | ||
| 276 | /** | |
| 277 | * Translates the supplied template paths into their Turbine-canonical | |
| 278 | * equivalent (probably absolute paths). | |
| 279 | * | |
| 280 | * @param templatePaths An array of template paths. | |
| 281 | * @return An array of translated template paths. | |
| 282 | * @deprecated Each template engine service should know how to translate | |
| 283 | * a request onto a file. | |
| 284 | */ | |
| 285 | String[] translateTemplatePaths(String[] templatePaths); | |
| 286 | ||
| 287 | /** | |
| 288 | * Delegates to the appropriate {@link | |
| 289 | * org.apache.turbine.services.template.TemplateEngineService} to | |
| 290 | * check the existance of the specified template. | |
| 291 | * | |
| 292 | * @param template The template to check for the existance of. | |
| 293 | * @param templatePaths The paths to check for the template. | |
| 294 | * @deprecated Use templateExists from the various Templating Engines | |
| 295 | */ | |
| 296 | boolean templateExists(String template, | |
| 297 | String[] templatePaths); | |
| 298 | ||
| 299 | ||
| 300 | /** | |
| 301 | * The {@link org.apache.turbine.services.template.TemplateEngineService} | |
| 302 | * associated with the specified template's file extension. | |
| 303 | * | |
| 304 | * @param template The template name. | |
| 305 | * @return The template engine service. | |
| 306 | */ | |
| 307 | TemplateEngineService getTemplateEngineService(String template); | |
| 308 | ||
| 309 | /** | |
| 310 | * Registers the provided template engine for use by the | |
| 311 | * <code>TemplateService</code>. | |
| 312 | * | |
| 313 | * @param service The <code>TemplateEngineService</code> to register. | |
| 314 | */ | |
| 315 | void registerTemplateEngineService(TemplateEngineService service); | |
| 316 | } |