Clover coverage report - Code Coverage for tapestry-portlet release 4.0-beta-10
Coverage timestamp: Sat Oct 8 2005 19:12:53 EDT
file stats: LOC: 172   Methods: 6
NCLOC: 104   Classes: 1
 
 Source file Conditionals Statements Methods TOTAL
ApplicationPortlet.java 50% 90.6% 100% 90%
coverage coverage
 1    // Copyright 2005 The Apache Software Foundation
 2    //
 3    // Licensed under the Apache License, Version 2.0 (the "License");
 4    // you may not use this file except in compliance with the License.
 5    // You may obtain a copy of the License at
 6    //
 7    // http://www.apache.org/licenses/LICENSE-2.0
 8    //
 9    // Unless required by applicable law or agreed to in writing, software
 10    // distributed under the License is distributed on an "AS IS" BASIS,
 11    // WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 12    // See the License for the specific language governing permissions and
 13    // limitations under the License.
 14   
 15    package org.apache.tapestry.portlet;
 16   
 17    import java.io.IOException;
 18    import java.util.Locale;
 19   
 20    import javax.portlet.ActionRequest;
 21    import javax.portlet.ActionResponse;
 22    import javax.portlet.Portlet;
 23    import javax.portlet.PortletConfig;
 24    import javax.portlet.PortletException;
 25    import javax.portlet.RenderRequest;
 26    import javax.portlet.RenderResponse;
 27   
 28    import org.apache.hivemind.ClassResolver;
 29    import org.apache.hivemind.Registry;
 30    import org.apache.hivemind.Resource;
 31    import org.apache.hivemind.impl.DefaultClassResolver;
 32    import org.apache.hivemind.impl.RegistryBuilder;
 33    import org.apache.hivemind.impl.XmlModuleDescriptorProvider;
 34    import org.apache.tapestry.web.WebContext;
 35    import org.apache.tapestry.web.WebContextResource;
 36   
 37    /**
 38    * Portlet implementation for Tapestry Portlet applilcations. It's job is to create and manage the
 39    * HiveMind registry, to use the <code>tapestry.portlet.PortletApplicationInitializer</code>
 40    * service to initialize HiveMind, and the delegate requests to the
 41    * <code>tapestry.portlet.ActionRequestServicer</code> and
 42    * <code>tapestry.portlet.RenderRequestServicer</code> services.
 43    *
 44    * @author Howard M. Lewis Ship
 45    * @since 4.0
 46    */
 47    public class ApplicationPortlet implements Portlet
 48    {
 49    Registry _registry;
 50   
 51    ActionRequestServicer _actionRequestServicer;
 52   
 53    RenderRequestServicer _renderRequestServicer;
 54   
 55  1 public void destroy()
 56    {
 57  1 try
 58    {
 59  1 _registry.shutdown();
 60    }
 61    finally
 62    {
 63  1 _registry = null;
 64  1 _actionRequestServicer = null;
 65  1 _renderRequestServicer = null;
 66    }
 67    }
 68   
 69  4 public void init(PortletConfig config) throws PortletException
 70    {
 71  4 _registry = constructRegistry(config);
 72   
 73  4 PortletApplicationInitializer initializer = (PortletApplicationInitializer) _registry
 74    .getService(
 75    "tapestry.portlet.PortletApplicationInitializer",
 76    PortletApplicationInitializer.class);
 77   
 78  4 initializer.initialize(config);
 79   
 80  4 _actionRequestServicer = (ActionRequestServicer) _registry.getService(
 81    "tapestry.portlet.ActionRequestServicer",
 82    ActionRequestServicer.class);
 83   
 84  4 _renderRequestServicer = (RenderRequestServicer) _registry.getService(
 85    "tapestry.portlet.RenderRequestServicer",
 86    RenderRequestServicer.class);
 87    }
 88   
 89    /**
 90    * Constructs the Registry. The Registry is constructed from the classpath, plus two optional
 91    * files:
 92    * <ul>
 93    * <li>WEB-INF/ <em>name</em> /hivemodule.xml</li>
 94    * <li>WEB-INF/hivemodule.xml</li>
 95    * </ul>.
 96    * <p>
 97    * Where <em>name</em> is the name of the portlet.
 98    */
 99   
 100  1 protected Registry constructRegistry(PortletConfig config)
 101    {
 102  1 RegistryBuilder builder = new RegistryBuilder();
 103   
 104  1 ClassResolver resolver = new DefaultClassResolver();
 105   
 106  1 builder.addModuleDescriptorProvider(new XmlModuleDescriptorProvider(resolver));
 107   
 108  1 String name = config.getPortletName();
 109  1 WebContext context = new PortletWebContext(config.getPortletContext());
 110   
 111  1 addModuleIfExists(builder, resolver, context, "/WEB-INF/" + name + "/hivemodule.xml");
 112  1 addModuleIfExists(builder, resolver, context, "/WEB-INF/hivemodule.xml");
 113   
 114  1 return builder.constructRegistry(Locale.getDefault());
 115    }
 116   
 117    /**
 118    * Looks for a file in the context; if it exists, it is expected to be a HiveMind module
 119    * descriptor, and is added to the builder.
 120    *
 121    * @since 4.0
 122    */
 123   
 124  2 protected void addModuleIfExists(RegistryBuilder builder, ClassResolver resolver,
 125    WebContext context, String path)
 126    {
 127  2 Resource r = new WebContextResource(context, path);
 128   
 129  2 if (r.getResourceURL() == null)
 130  0 return;
 131   
 132  2 builder.addModuleDescriptorProvider(new XmlModuleDescriptorProvider(resolver, r));
 133    }
 134   
 135  1 public void processAction(ActionRequest request, ActionResponse response)
 136    throws PortletException, IOException
 137    {
 138  1 try
 139    {
 140  1 _registry.setupThread();
 141   
 142  1 _actionRequestServicer.service(request, response);
 143    }
 144    catch (RuntimeException ex)
 145    {
 146  0 throw new PortletException(PortletMessages.errorProcessingAction(ex), ex);
 147    }
 148    finally
 149    {
 150  1 _registry.cleanupThread();
 151    }
 152    }
 153   
 154  1 public void render(RenderRequest request, RenderResponse response) throws PortletException,
 155    IOException
 156    {
 157  1 try
 158    {
 159  1 _registry.setupThread();
 160   
 161  1 _renderRequestServicer.service(request, response);
 162    }
 163    catch (RuntimeException ex)
 164    {
 165  0 throw new PortletException(PortletMessages.errorProcessingRender(ex), ex);
 166    }
 167    finally
 168    {
 169  1 _registry.cleanupThread();
 170    }
 171    }
 172    }