Coverage Report - org.apache.tapestry.enhance.CtClassSource
 
Classes in this File Line Coverage Branch Coverage Complexity
CtClassSource
0%
0/18
N/A
1.857
 
 1  
 // Copyright 2004, 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  
 package org.apache.tapestry.enhance;
 15  
 
 16  
 import javassist.CtClass;
 17  
 import javassist.NotFoundException;
 18  
 import org.apache.hivemind.ApplicationRuntimeException;
 19  
 import org.apache.hivemind.service.ClassFabUtils;
 20  
 
 21  
 /**
 22  
  * Wrapper around Javassist's {@link javassist.ClassPool} and our own
 23  
  * {@link org.apache.hivemind.service.impl.ClassFactoryClassLoader} that manages the creation of new
 24  
  * instance of {@link javassist.CtClass} and converts finished CtClass's into instantiable Classes.
 25  
  * 
 26  
  * @author Howard Lewis Ship
 27  
  */
 28  
 public class CtClassSource
 29  
 {
 30  
     private HiveMindClassPool _pool;
 31  
     
 32  
     public CtClassSource(HiveMindClassPool pool)
 33  0
     {
 34  0
         _pool = pool;
 35  0
     }
 36  
 
 37  
     public CtClass getCtClass(Class searchClass)
 38  
     {
 39  0
         ClassLoader loader = searchClass.getClassLoader();
 40  
 
 41  
         // Add the class loader for the searchClass to the class pool and
 42  
         // delegating class loader if needed.
 43  
 
 44  0
         _pool.appendClassLoader(loader);
 45  
 
 46  0
         String name = ClassFabUtils.getJavaClassName(searchClass);
 47  
 
 48  
         try
 49  
         {
 50  0
             return _pool.get(name);
 51  
         }
 52  0
         catch (NotFoundException ex)
 53  
         {
 54  0
             throw new ApplicationRuntimeException(EnhanceMessages.unableToLookupClass(name, ex), ex);
 55  
         }
 56  
     }
 57  
 
 58  
     public CtClass newClass(String name, Class superClass)
 59  
     {
 60  0
         CtClass ctSuperClass = getCtClass(superClass);
 61  
 
 62  0
         return _pool.makeClass(name, ctSuperClass);
 63  
     }
 64  
 
 65  
     /**
 66  
      * Creates a new, empty interace, with the given name.
 67  
      * 
 68  
      * @since 1.1
 69  
      */
 70  
 
 71  
     public CtClass newInterface(String name)
 72  
     {
 73  0
         return _pool.makeInterface(name);
 74  
     }
 75  
 
 76  
     public Class createClass(CtClass ctClass)
 77  
     {
 78  0
         return createClass(ctClass, false);
 79  
     }
 80  
     
 81  
     public Class createClass(CtClass ctClass, boolean detach)
 82  
     {
 83  
         try
 84  
         {
 85  0
             return _pool.toClass(ctClass, detach);
 86  
         }
 87  0
         catch (Throwable ex)
 88  
         {
 89  0
             throw new ApplicationRuntimeException(EnhanceMessages.unableToWriteClass(ctClass, ex), ex);
 90  
         }
 91  
     }
 92  
     
 93  
     public void setPool(HiveMindClassPool pool)
 94  
     {
 95  0
         _pool = pool;
 96  0
     }
 97  
 }