Coverage report

  %line %branch
org.apache.turbine.services.template.BaseTemplateEngineService
88% 
92% 

 1  
 package org.apache.turbine.services.template;
 2  
 
 3  
 /*
 4  
  * Copyright 2001-2005 The Apache Software Foundation.
 5  
  *
 6  
  * Licensed under the Apache License, Version 2.0 (the "License")
 7  
  * you may not use this file except in compliance with the License.
 8  
  * You may obtain a copy of the License at
 9  
  *
 10  
  *     http://www.apache.org/licenses/LICENSE-2.0
 11  
  *
 12  
  * Unless required by applicable law or agreed to in writing, software
 13  
  * distributed under the License is distributed on an "AS IS" BASIS,
 14  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 15  
  * See the License for the specific language governing permissions and
 16  
  * limitations under the License.
 17  
  */
 18  
 
 19  
 import java.util.Hashtable;
 20  
 
 21  
 import org.apache.commons.configuration.Configuration;
 22  
 
 23  
 import org.apache.turbine.services.TurbineBaseService;
 24  
 
 25  
 /**
 26  
  * The base implementation of Turbine {@link
 27  
  * org.apache.turbine.services.template.TemplateEngineService}.
 28  
  *
 29  
  * @author <a href="mailto:dlr@finemaltcoding.com">Daniel Rall</a>
 30  
  * @author <a href="mailto:jvanzyl@apache.org">Jason van Zyl</a>
 31  
  * @version $Id: BaseTemplateEngineService.java 264148 2005-08-29 14:21:04Z henning $
 32  
  */
 33  60
 public abstract class BaseTemplateEngineService
 34  
     extends TurbineBaseService
 35  
     implements TemplateEngineService
 36  
 {
 37  
     /**
 38  
      * A Map containing the configuration for the template
 39  
      * engine service. The configuration contains:
 40  
      *
 41  
      * 1) template extensions
 42  
      * 2) default page
 43  
      * 3) default screen
 44  
      * 4) default layout
 45  
      * 5) default navigation
 46  
      * 6) default error screen
 47  
      */
 48  40
     private Hashtable configuration = new Hashtable();
 49  
 
 50  
     /**
 51  
      * @see org.apache.turbine.services.template.TemplateEngineService#registerConfiguration
 52  
      */
 53  
     public void registerConfiguration(String defaultExt)
 54  
     {
 55  42
         initConfiguration(defaultExt);
 56  42
         TurbineTemplate.registerTemplateEngineService(this);
 57  42
     }
 58  
 
 59  
     /**
 60  
      * @see org.apache.turbine.services.template.TemplateEngineService#getTemplateEngineServiceConfiguration
 61  
      */
 62  
     public Hashtable getTemplateEngineServiceConfiguration()
 63  
     {
 64  74
         return configuration;
 65  
     }
 66  
 
 67  
     /**
 68  
      * @see org.apache.turbine.services.template.TemplateEngineService#getAssociatedFileExtensions
 69  
      */
 70  
     public String[] getAssociatedFileExtensions()
 71  
     {
 72  42
         return (String[]) configuration.get(TEMPLATE_EXTENSIONS);
 73  
     }
 74  
 
 75  
     /**
 76  
      * Initialize the Template Engine Service.
 77  
      *
 78  
      * Note engine file extension associations.  First attempts to
 79  
      * pull a list of custom extensions from the property file value
 80  
      * keyed by <code>template.extension</code>.  If none are defined,
 81  
      * uses the value keyed by
 82  
      * <code>template.default.extension</code>, defaulting to the
 83  
      * emergency value supplied by <code>defaultExt</code>.
 84  
      *
 85  
      * @param defaultExt The default used when the default defined in the
 86  
      *                   properties file is missing or misconfigured.
 87  
      */
 88  
     protected void initConfiguration(String defaultExt)
 89  
     {
 90  42
         Configuration config = getConfiguration();
 91  
 
 92  
         //
 93  
         // Should modify the configuration class to take defaults
 94  
         // here, should have to do this.
 95  
         //
 96  42
         String[] fileExtensionAssociations =
 97  
                 config.getStringArray(TEMPLATE_EXTENSIONS);
 98  
 
 99  42
         if (fileExtensionAssociations == null ||
 100  
             fileExtensionAssociations.length == 0)
 101  
         {
 102  0
             fileExtensionAssociations = new String[1];
 103  0
             fileExtensionAssociations[0] = config.getString(
 104  
                     DEFAULT_TEMPLATE_EXTENSION, defaultExt);
 105  
         }
 106  
 
 107  42
         configuration.put(TEMPLATE_EXTENSIONS, fileExtensionAssociations);
 108  
 
 109  
         /*
 110  
          * We need some better error checking here and should probably
 111  
          * throw an exception here if these things aren't set
 112  
          * up correctly.
 113  
          */
 114  
 
 115  42
         String[] copyParams = {
 116  
             DEFAULT_PAGE,
 117  
             DEFAULT_SCREEN,
 118  
             DEFAULT_LAYOUT,
 119  
             DEFAULT_NAVIGATION,
 120  
             DEFAULT_ERROR_SCREEN,
 121  
             DEFAULT_LAYOUT_TEMPLATE,
 122  
             DEFAULT_SCREEN_TEMPLATE
 123  
         };
 124  
 
 125  336
         for (int i = 0; i < copyParams.length; i++)
 126  
         {
 127  294
             configuration.put(copyParams[i], config.getString(copyParams[i], ""));
 128  
         }
 129  42
     }
 130  
 
 131  
     /**
 132  
      * @see org.apache.turbine.services.template.TemplateEngineService#templateExists
 133  
      */
 134  
     public abstract boolean templateExists(String template);
 135  
 }

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