Coverage report

  %line %branch
org.apache.jetspeed.decoration.PageTheme
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 1  
 /*
 2  
  * Licensed to the Apache Software Foundation (ASF) under one or more
 3  
  * contributor license agreements.  See the NOTICE file distributed with
 4  
  * this work for additional information regarding copyright ownership.
 5  
  * The ASF licenses this file to You under the Apache License, Version 2.0
 6  
  * (the "License"); you may not use this file except in compliance with
 7  
  * the License.  You may obtain a copy of the License at
 8  
  * 
 9  
  *      http://www.apache.org/licenses/LICENSE-2.0
 10  
  * 
 11  
  * Unless required by applicable law or agreed to in writing, software
 12  
  * distributed under the License is distributed on an "AS IS" BASIS,
 13  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 14  
  * See the License for the specific language governing permissions and
 15  
  * limitations under the License.
 16  
  */
 17  
 package org.apache.jetspeed.decoration;
 18  
 
 19  
 import java.io.Serializable;
 20  
 import java.util.ArrayList;
 21  
 import java.util.Collection;
 22  
 import java.util.Collections;
 23  
 import java.util.HashMap;
 24  
 import java.util.Iterator;
 25  
 import java.util.LinkedHashSet;
 26  
 import java.util.List;
 27  
 import java.util.Map;
 28  
 import java.util.Set;
 29  
 
 30  
 import org.apache.jetspeed.om.page.ContentPage;
 31  
 import org.apache.jetspeed.om.page.Fragment;
 32  
 import org.apache.jetspeed.om.page.Page;
 33  
 import org.apache.jetspeed.request.RequestContext;
 34  
 
 35  
 /**
 36  
  * Default implementation of <code>org.apache.jetspeed.decoration.Theme</code>
 37  
  * 
 38  
  * @author <href a="mailto:weaver@apache.org">Scott T. Weaver</a>
 39  
  *
 40  
  * @see org.apache.jetspeed.decoration.Theme
 41  
  */
 42  
 public class PageTheme implements Theme, Serializable
 43  
 {
 44  
     private transient Page page;
 45  
     private transient DecorationFactory decorationFactory;
 46  
     private transient RequestContext requestContext;
 47  
     private final Set styleSheets;
 48  
     private final LayoutDecoration layoutDecoration;
 49  
     private final Map fragmentDecorations;
 50  
     private final Collection portletDecorationNames;
 51  0
     private boolean invalidated = false;
 52  
         
 53  
     public PageTheme(Page page, DecorationFactory decorationFactory, RequestContext requestContext)
 54  0
     {
 55  0
         this.page = page;
 56  0
         this.decorationFactory = decorationFactory;
 57  0
         this.requestContext = requestContext;
 58  0
         this.styleSheets = new LinkedHashSet();
 59  0
         this.fragmentDecorations = new HashMap();
 60  
         
 61  0
         boolean isDesktopEnabled = decorationFactory.isDesktopEnabled( requestContext );
 62  0
         HashMap portletDecorationNames = new HashMap();
 63  0
         this.layoutDecoration = (LayoutDecoration)setupFragmentDecorations( page.getRootFragment(), portletDecorationNames, isDesktopEnabled );
 64  
         
 65  0
         if ( isDesktopEnabled )
 66  
         {
 67  0
             String defaultDesktopPortletDecoration = decorationFactory.getDefaultDesktopPortletDecoration();
 68  0
             if ( defaultDesktopPortletDecoration != null && defaultDesktopPortletDecoration.length() > 0 )
 69  
             {
 70  0
                 if ( portletDecorationNames.get( defaultDesktopPortletDecoration ) == null )
 71  
                 {
 72  0
                     portletDecorationNames.put( defaultDesktopPortletDecoration, defaultDesktopPortletDecoration );
 73  
                 }
 74  
             }
 75  
         }
 76  0
         this.portletDecorationNames = Collections.unmodifiableCollection( new ArrayList( portletDecorationNames.keySet() ) );
 77  0
     }
 78  
 
 79  
     /**
 80  
      * setupFragmentDecorations
 81  
      *
 82  
      * Setup styleSheets and fragmentDecorations from all fragments
 83  
      * in page, including nested fragments.
 84  
      *
 85  
      * @param fragment page fragment
 86  
      * @return fragment decoration
 87  
      */
 88  
     private Decoration setupFragmentDecorations( Fragment fragment, HashMap portletDecorationNames, boolean isDesktopEnabled )
 89  
     {
 90  
         // setup fragment decorations
 91  0
         Decoration decoration = decorationFactory.getDecoration( page, fragment, requestContext );
 92  
         
 93  0
         String commonStyleSheet = decoration.getStyleSheet();
 94  0
         if ( commonStyleSheet != null )
 95  
         {
 96  0
             styleSheets.add( commonStyleSheet );
 97  
         }
 98  0
         if ( isDesktopEnabled )
 99  
         {
 100  0
             String desktopStyleSheet = decoration.getStyleSheetDesktop();
 101  0
             if ( desktopStyleSheet != null )
 102  
             {
 103  0
                 styleSheets.add( desktopStyleSheet );
 104  
             }
 105  0
         }
 106  
         else
 107  
         {
 108  0
             String portalStyleSheet = decoration.getStyleSheetPortal();
 109  0
             if ( portalStyleSheet != null )
 110  
             {
 111  0
                 styleSheets.add( portalStyleSheet );
 112  
             }
 113  
         }
 114  
         
 115  0
         fragmentDecorations.put( fragment.getId(), decoration );
 116  0
         if ( fragment.getType().equals( Fragment.PORTLET ) )
 117  
         {
 118  0
             portletDecorationNames.put( decoration.getName(), decoration.getName() );
 119  
         }
 120  
         
 121  
         // setup nested fragment decorations
 122  0
         List fragments = fragment.getFragments();
 123  0
         if ( ( fragments != null ) && ! fragments.isEmpty() )
 124  
         {
 125  0
             Iterator fragmentsIter = fragments.iterator();
 126  0
             while ( fragmentsIter.hasNext() )
 127  
             {
 128  0
                 setupFragmentDecorations( (Fragment)fragmentsIter.next(), portletDecorationNames, isDesktopEnabled );
 129  
             }
 130  
         }
 131  
 
 132  
         // return decoration; used to save page layout decoration
 133  0
         return decoration;
 134  
     }
 135  
 
 136  
     public Set getStyleSheets()
 137  
     {
 138  0
         return styleSheets;
 139  
     }
 140  
 
 141  
     public Decoration getDecoration( Fragment fragment )
 142  
     {
 143  0
         return (Decoration) fragmentDecorations.get( fragment.getId() );
 144  
     }
 145  
     
 146  
     public Collection getPortletDecorationNames()
 147  
     {
 148  0
         return portletDecorationNames;    // is unmodifiable
 149  
     }
 150  
     
 151  
     public LayoutDecoration getPageLayoutDecoration()
 152  
     {
 153  0
         return layoutDecoration;
 154  
     }
 155  
 
 156  
     public void init(Page page, DecorationFactory decoration, RequestContext context)
 157  
     {
 158  0
         this.page = page;
 159  0
         this.decorationFactory = decoration;
 160  0
         this.requestContext = context;        
 161  0
     }
 162  
     
 163  
     public Page getPage()
 164  
     {
 165  0
         return page;
 166  
     }    
 167  
 
 168  
     public ContentPage getContentPage()
 169  
     {
 170  0
         return (ContentPage)page;
 171  
     }
 172  
 
 173  
     public boolean isInvalidated()
 174  
     {
 175  0
         return this.invalidated;
 176  
     }
 177  
     
 178  
     public void setInvalidated(boolean flag)
 179  
     {
 180  0
         this.invalidated = flag;
 181  0
     }
 182  
 }

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