/*******************************************************************************
* Copyright 2014 Analog Devices, Inc.
*
* 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.
********************************************************************************/
package com.analog.lyric.collect;
import java.lang.reflect.InvocationTargetException;
import java.lang.reflect.Method;
import java.lang.reflect.Modifier;
/**
* Utility methods for cloning.
*
* @since 0.05
* @author Christopher Barber
*/
public abstract class Clones
{
/**
* Private constructor prevents subclassing (abstract final not allowed).
*/
private Clones() {}
/**
* Clones {@code object} by looking up its {@code clone()} method using reflection.
* This implementation does not check to see if object implements {@link Cloneable} interface.
*/
public static <T> T cloneReflectively(T object)
throws CloneNotSupportedException, IllegalAccessException, InvocationTargetException
{
Class<?> objectClass = object.getClass();
Method cloneMethod = null;
try
{
cloneMethod = objectClass.getMethod("clone");
}
catch (NoSuchMethodException ex)
{
throw new CloneNotSupportedException(objectClass.getName());
}
if ((cloneMethod.getModifiers() & Modifier.PUBLIC) == 0)
{
throw new CloneNotSupportedException(objectClass.getName());
}
@SuppressWarnings("unchecked")
T clone = (T) cloneMethod.invoke(object);
return clone;
}
}