NullReference.java example

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/**
 * Copyright (C) 2010-2017 Gordon Fraser, Andrea Arcuri and EvoSuite
 * contributors
 *
 * This file is part of EvoSuite.
 *
 * EvoSuite is free software: you can redistribute it and/or modify it
 * under the terms of the GNU Lesser General Public License as published
 * by the Free Software Foundation, either version 3.0 of the License, or
 * (at your option) any later version.
 *
 * EvoSuite 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 Public License for more details.
 *
 * You should have received a copy of the GNU Lesser General Public
 * License along with EvoSuite. If not, see <http://www.gnu.org/licenses/>.
 */
package org.evosuite.testcase.variable;

import org.evosuite.testcase.TestCase;

import java.lang.reflect.Type;

/**
 * Special case of VariableInstance pointing to null
 *
 * @author Gordon Fraser
 */
public class NullReference extends VariableReferenceImpl {

	private static final long serialVersionUID = -6172885297590386463L;

	/**
	 * <p>Constructor for NullReference.</p>
	 *
	 * @param type a {@link java.lang.reflect.Type} object.
	 * @param testCase a {@link org.evosuite.testcase.TestCase} object.
	 */
	public NullReference(TestCase testCase, Type type) {
		super(testCase, type);
	}

	/** {@inheritDoc} */
	@Override
	public VariableReference clone() {
		throw new UnsupportedOperationException();
	}
}