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Provides utility classes for the java core classes
There is a newer version: 9.1
/**
 * The MIT License
 *
 * Copyright (C) 2015 Asterios Raptis
 *
 * 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 AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM,
 * DAMAGES OR OTHER LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
 * OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN THE SOFTWARE.
 */
package io.github.astrapi69.lang;

import lombok.experimental.UtilityClass;

/**
 * The class {@link ObjectExtensions} provides extension methods to check if the object is the
 * default value.
 */
@UtilityClass
public final class ObjectExtensions
{

	/**
	 * Checks if the given object has the default value.
	 *
	 * @param 
	 *            the generic type
	 * @param fieldClass
	 *            the field class
	 * @param object
	 *            the object
	 * @return true, if is default value
	 */
	public static final  boolean isDefaultValue(final Class fieldClass, final T object)
	{
		if (object == null)
		{
			return true;
		}
		final Object defaultValue = DefaultValue.get(fieldClass);
		if (defaultValue != null)
		{
			return DefaultValue.get(fieldClass).equals(object);
		}
		return false;
	}

	/**
	 * Checks if the given object has not the default value.
	 *
	 * @param 
	 *            the generic type
	 * @param fieldClass
	 *            the field class
	 * @param object
	 *            the object
	 * @return true, if the given object has not the default value
	 */
	public static final  boolean isNotDefaultValue(final Class fieldClass, final T object)
	{
		return !isDefaultValue(fieldClass, object);
	}

	/**
	 * Gets the {@link ClassType} from the given class.
	 *
	 * @param 
	 *            the generic type
	 * @param clazz
	 *            The class.
	 * @return the {@link ClassType} from the given class.
	 */
	public static  ClassType getClassType(final Class clazz)
	{
		if (clazz == null)
		{
			return null;
		}
		return ClassExtensions.getClassType(clazz);
	}

}