Clover coverage report - Code Coverage for tapestry release 4.0-beta-2
Coverage timestamp: Sat Jul 9 2005 22:02:17 EDT
file stats: LOC: 89   Methods: 3
NCLOC: 51   Classes: 1
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 Source file Conditionals Statements Methods TOTAL
InjectBeanWorker.java 100% 100% 100% 100%
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.enhance;
 16   
 17    import java.lang.reflect.Modifier;
 18    import java.util.Iterator;
 19   
 20    import org.apache.hivemind.ErrorLog;
 21    import org.apache.hivemind.service.ClassFabUtils;
 22    import org.apache.hivemind.service.MethodSignature;
 23    import org.apache.hivemind.util.Defense;
 24    import org.apache.tapestry.spec.IBeanSpecification;
 25    import org.apache.tapestry.spec.IComponentSpecification;
 26   
 27    /**
 28    * Injects a property that will dynamically access a managed bean.
 29    *
 30    * @author Howard M. Lewis Ship
 31    * @since 4.0
 32    */
 33    public class InjectBeanWorker implements EnhancementWorker
 34    {
 35    private ErrorLog _errorLog;
 36   
 37  421 public void performEnhancement(EnhancementOperation op, IComponentSpecification spec)
 38    {
 39  421 Iterator i = spec.getBeanNames().iterator();
 40   
 41  421 while (i.hasNext())
 42    {
 43  30 String name = (String) i.next();
 44   
 45  30 IBeanSpecification bs = spec.getBeanSpecification(name);
 46   
 47  30 String propertyName = bs.getPropertyName();
 48  30 if (propertyName != null)
 49    {
 50  6 try
 51    {
 52  6 injectBean(op, name, propertyName);
 53    }
 54    catch (Exception ex)
 55    {
 56  1 _errorLog.error(EnhanceMessages.errorAddingProperty(propertyName, op
 57    .getBaseClass(), ex), bs.getLocation(), ex);
 58    }
 59    }
 60    }
 61    }
 62   
 63  6 public void injectBean(EnhancementOperation op, String beanName, String propertyName)
 64    {
 65  6 Defense.notNull(op, "op");
 66  6 Defense.notNull(beanName, "beanName");
 67  6 Defense.notNull(propertyName, "propertyName");
 68   
 69  6 op.claimProperty(propertyName);
 70   
 71  5 Class propertyType = EnhanceUtils.extractPropertyType(op, propertyName, null);
 72   
 73  5 String methodName = op.getAccessorMethodName(propertyName);
 74   
 75  5 MethodSignature sig = new MethodSignature(propertyType, methodName, null, null);
 76   
 77    // i.e.
 78    // return (foo.bar.Baz) getBeans().getBean("baz");
 79   
 80  5 op.addMethod(Modifier.PUBLIC, sig, "return ("
 81    + ClassFabUtils.getJavaClassName(propertyType) + ") getBeans().getBean(\""
 82    + beanName + "\");");
 83    }
 84   
 85  42 public void setErrorLog(ErrorLog errorLog)
 86    {
 87  42 _errorLog = errorLog;
 88    }
 89    }