org.tools4j.spockito.table.Primitives Maven / Gradle / Ivy
/*
* The MIT License (MIT)
*
* Copyright (c) 2017-2021 tools4j.org (Marco Terzer)
*
* Permission is hereby granted, free of charge, to any person obtaining a copy
* of this software and associated documentation files (the "Software"), to deal
* in the Software without restriction, including without limitation the rights
* to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
* copies of the Software, and to permit persons to whom the Software is
* furnished to do so, subject to the following conditions:
*
* The above copyright notice and this permission notice shall be included in all
* copies or substantial portions of the Software.
*
* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
* FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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* SOFTWARE.
*/
package org.tools4j.spockito.table;
/**
* Contains static helper methods related to primitive types.
*/
enum Primitives {
;
/**
* Returns the boxing type given a primitive type.
*
* @param type a primitive type such as {@code int.class}
* @param the type parameter
* @return the boxing type such as {@code Integer.class}
*/
@SuppressWarnings("unchecked") //this is a bit dodgy but boxing allows assignment hence it works in practice
static Class boxingTypeFor(final Class type) {
if (double.class.equals(type)) {
return (Class)Double.class;
}
if (float.class.equals(type)) {
return (Class)Float.class;
}
if (long.class.equals(type)) {
return (Class)Long.class;
}
if (int.class.equals(type)) {
return (Class)Integer.class;
}
if (short.class.equals(type)) {
return (Class)Short.class;
}
if (byte.class.equals(type)) {
return (Class)Byte.class;
}
if (boolean.class.equals(type)) {
return (Class)Boolean.class;
}
if (char.class.equals(type)) {
return (Class)Character.class;
}
if (void.class.equals(type)) {
return (Class)Void.class;
}
throw new IllegalArgumentException("Not a primitive type: " + type.getName());
}
}