| /* |
| * Copyright (C) 2007-2010 JĂșlio Vilmar Gesser. |
| * Copyright (C) 2011, 2013-2016 The JavaParser Team. |
| * |
| * This file is part of JavaParser. |
| * |
| * JavaParser can be used either under the terms of |
| * a) the GNU Lesser General Public License as published by |
| * the Free Software Foundation, either version 3 of the License, or |
| * (at your option) any later version. |
| * b) the terms of the Apache License |
| * |
| * You should have received a copy of both licenses in LICENCE.LGPL and |
| * LICENCE.APACHE. Please refer to those files for details. |
| * |
| * JavaParser is distributed in the hope that it will be useful, |
| * but WITHOUT ANY WARRANTY; without even the implied warranty of |
| * MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the |
| * GNU Lesser General Public License for more details. |
| */ |
| |
| package com.github.javaparser.utils; |
| |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| public class ClassUtils { |
| /** |
| * Maps primitive {@code Class}es to their corresponding wrapper {@code Class}. |
| */ |
| private static final Map<Class<?>, Class<?>> primitiveWrapperMap = new HashMap<>(); |
| |
| static { |
| primitiveWrapperMap.put(Boolean.TYPE, Boolean.class); |
| primitiveWrapperMap.put(Byte.TYPE, Byte.class); |
| primitiveWrapperMap.put(Character.TYPE, Character.class); |
| primitiveWrapperMap.put(Short.TYPE, Short.class); |
| primitiveWrapperMap.put(Integer.TYPE, Integer.class); |
| primitiveWrapperMap.put(Long.TYPE, Long.class); |
| primitiveWrapperMap.put(Double.TYPE, Double.class); |
| primitiveWrapperMap.put(Float.TYPE, Float.class); |
| primitiveWrapperMap.put(Void.TYPE, Void.TYPE); |
| } |
| |
| /** |
| * Maps wrapper {@code Class}es to their corresponding primitive types. |
| */ |
| private static final Map<Class<?>, Class<?>> wrapperPrimitiveMap = new HashMap<>(); |
| |
| static { |
| for (final Class<?> primitiveClass : primitiveWrapperMap.keySet()) { |
| final Class<?> wrapperClass = primitiveWrapperMap.get(primitiveClass); |
| if (!primitiveClass.equals(wrapperClass)) { |
| wrapperPrimitiveMap.put(wrapperClass, primitiveClass); |
| } |
| } |
| } |
| |
| /** |
| * Returns whether the given {@code type} is a primitive or primitive wrapper ({@link Boolean}, {@link Byte}, |
| * {@link Character}, |
| * {@link Short}, {@link Integer}, {@link Long}, {@link Double}, {@link Float}). |
| * |
| * @param type The class to query or null. |
| * @return true if the given {@code type} is a primitive or primitive wrapper ({@link Boolean}, {@link Byte}, {@link |
| * Character}, {@link Short}, {@link Integer}, {@link Long}, {@link Double}, {@link Float}). |
| */ |
| public static boolean isPrimitiveOrWrapper(final Class<?> type) { |
| if (type == null) { |
| return false; |
| } |
| return type.isPrimitive() || isPrimitiveWrapper(type); |
| } |
| |
| /** |
| * Returns whether the given {@code type} is a primitive wrapper ({@link Boolean}, {@link Byte}, {@link Character}, |
| * {@link Short}, |
| * {@link Integer}, {@link Long}, {@link Double}, {@link Float}). |
| * |
| * @param type The class to query or null. |
| * @return true if the given {@code type} is a primitive wrapper ({@link Boolean}, {@link Byte}, {@link Character}, |
| * {@link Short}, {@link Integer}, {@link Long}, {@link Double}, {@link Float}). |
| * @since 3.1 |
| */ |
| public static boolean isPrimitiveWrapper(final Class<?> type) { |
| return wrapperPrimitiveMap.containsKey(type); |
| } |
| } |