Java Reflection Primitive getPrimitiveWrapper(Class primitiveType)

Description

Gets the wrapper object class for the given primitive type class.

License

Apache License

Parameter

Parameter	Description
primitiveType	the primitive type class for which a match is to be found

Return

the wrapper type associated with the given primitive or null if no match is found

Declaration

public static Class<?> getPrimitiveWrapper(Class<?> primitiveType) 

Method Source Code

//package com.java2s;
/**/*from   www . j a v a  2s. c om*/
 * Copyright 2008-2016 Juho Jeong
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */

import java.util.HashMap;
import java.util.Map;

public class Main {
    /**
     * Map with primitive type as key and corresponding wrapper type as value,
     * for example: int.class -> Integer.class.
     */
    private static final Map<Class<?>, Class<?>> primitiveTypeToWrapperMap = new HashMap<>(17);

    /**
     * Gets the wrapper object class for the given primitive type class.
     * For example, passing <code>boolean.class</code> returns <code>Boolean.class</code>
     *
     * @param primitiveType the primitive type class for which a match is to be found
     * @return the wrapper type associated with the given primitive or null if no match is found
     */
    public static Class<?> getPrimitiveWrapper(Class<?> primitiveType) {
        return primitiveTypeToWrapperMap.get(primitiveType);
    }
}

Related

1. getPrimitiveDefault(Class primitiveClazz)
2. getPrimitivePromotionCost(final Class srcClass, final Class destClass)
3. getPrimitiveSize(Class type)
4. getPrimitiveType(Class clazz)
5. getPrimitiveType(String javaClassName)
6. getRank(Class aNumberClass)
7. getWrapper(Class clazz)
8. getWrapper(Class type)
9. getWrapper(final Class beanClass)