Coverage Report - org.yaml.snakeyaml.introspector.GenericProperty
 
Classes in this File Line Coverage Branch Coverage Complexity
GenericProperty
91%
32/35
84%
22/26
7
 
 1  
 /**
 2  
  * Copyright (c) 2008-2011, http://www.snakeyaml.org
 3  
  *
 4  
  * Licensed under the Apache License, Version 2.0 (the "License");
 5  
  * you may not use this file except in compliance with the License.
 6  
  * You may obtain a copy of the License at
 7  
  *
 8  
  *     http://www.apache.org/licenses/LICENSE-2.0
 9  
  *
 10  
  * Unless required by applicable law or agreed to in writing, software
 11  
  * distributed under the License is distributed on an "AS IS" BASIS,
 12  
  * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 13  
  * See the License for the specific language governing permissions and
 14  
  * limitations under the License.
 15  
  */
 16  
 
 17  
 package org.yaml.snakeyaml.introspector;
 18  
 
 19  
 import java.lang.reflect.Array;
 20  
 import java.lang.reflect.GenericArrayType;
 21  
 import java.lang.reflect.ParameterizedType;
 22  
 import java.lang.reflect.Type;
 23  
 
 24  
 abstract public class GenericProperty extends Property {
 25  
 
 26  
     private Type genType;
 27  
 
 28  
     public GenericProperty(String name, Class<?> aClass, Type aType) {
 29  58452
         super(name, aClass);
 30  58452
         genType = aType;
 31  58452
         actualClassesChecked = aType == null;
 32  58452
     }
 33  
 
 34  
     private boolean actualClassesChecked;
 35  
     private Class<?>[] actualClasses;
 36  
 
 37  
     public Class<?>[] getActualTypeArguments() { // should we synchronize here ?
 38  38523
         if (!actualClassesChecked) {
 39  9385
             if (genType instanceof ParameterizedType) {
 40  3232
                 ParameterizedType parameterizedType = (ParameterizedType) genType;
 41  3232
                 Type[] actualTypeArguments = parameterizedType.getActualTypeArguments();
 42  3232
                 if (actualTypeArguments.length > 0) {
 43  3232
                     actualClasses = new Class<?>[actualTypeArguments.length];
 44  6502
                     for (int i = 0; i < actualTypeArguments.length; i++) {
 45  3280
                         if (actualTypeArguments[i] instanceof Class<?>) {
 46  3259
                             actualClasses[i] = (Class<?>) actualTypeArguments[i];
 47  21
                         } else if (actualTypeArguments[i] instanceof ParameterizedType) {
 48  3
                             actualClasses[i] = (Class<?>) ((ParameterizedType) actualTypeArguments[i])
 49  
                                     .getRawType();
 50  18
                         } else if (actualTypeArguments[i] instanceof GenericArrayType) {
 51  8
                             Type componentType = ((GenericArrayType) actualTypeArguments[i])
 52  
                                     .getGenericComponentType();
 53  8
                             if (componentType instanceof Class<?>) {
 54  8
                                 actualClasses[i] = Array.newInstance((Class<?>) componentType, 0)
 55  
                                         .getClass();
 56  
                             } else {
 57  0
                                 actualClasses = null;
 58  0
                                 break;
 59  
                             }
 60  8
                         } else {
 61  10
                             actualClasses = null;
 62  10
                             break;
 63  
                         }
 64  
                     }
 65  
                 }
 66  3232
             } else if (genType instanceof GenericArrayType) {
 67  2
                 Type componentType = ((GenericArrayType) genType).getGenericComponentType();
 68  2
                 if (componentType instanceof Class<?>) {
 69  0
                     actualClasses = new Class<?>[] { (Class<?>) componentType };
 70  
                 }
 71  2
             } else if (genType instanceof Class<?>) {// XXX this check is only
 72  
                                                      // required for IcedTea6
 73  6151
                 Class<?> classType = (Class<?>) genType;
 74  6151
                 if (classType.isArray()) {
 75  12
                     actualClasses = new Class<?>[1];
 76  12
                     actualClasses[0] = getType().getComponentType();
 77  
                 }
 78  
             }
 79  9385
             actualClassesChecked = true;
 80  
         }
 81  38523
         return actualClasses;
 82  
     }
 83  
 }