| Classes in this File | Line Coverage | Branch Coverage | Complexity | ||||
| GenericProperty |
|
| 7.0;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 | } |