org.evosuite.testcase.statements.numeric.NumericalPrimitiveStatement Maven / Gradle / Ivy

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/**
 * Copyright (C) 2010-2018 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 .
 */
/**
 * 
 */
package org.evosuite.testcase.statements.numeric;

import java.io.IOException;
import java.io.ObjectInputStream;
import java.io.ObjectOutputStream;
import java.lang.reflect.Type;

import org.evosuite.testcase.TestCase;
import org.evosuite.testcase.statements.PrimitiveStatement;

/**
 * Abstract NumericalPrimitiveStatement class.
 *
 * @author Gordon Fraser
 */
public abstract class NumericalPrimitiveStatement extends PrimitiveStatement {

	private static final long serialVersionUID = 476613542969677702L;

	/**
	 * Constructor for NumericalPrimitiveStatement.
	 *
	 * @param tc a {@link org.evosuite.testcase.TestCase} object.
	 * @param type a {@link java.lang.reflect.Type} object.
	 * @param value a T object.
	 * @param  a T object.
	 */
	public NumericalPrimitiveStatement(TestCase tc, Type type, T value) {
		super(tc, type, value);
	}

	/**
	 * Increase value by smallest possible increment
	 */
	public abstract void increment();

	/**
	 * Decrease value by smallest possible increment
	 */
	public abstract void decrement();

	/**
	 * Change value by delta
	 *
	 * @param delta a long.
	 */
	public abstract void increment(long delta);

	/**
	 * Change value by delta
	 *
	 * @param delta a double.
	 */
	public void increment(double delta) {
		increment((long) delta);
	}

	/**
	 * Needed for binary search
	 *
	 * @param min a T object.
	 * @param max a T object.
	 */
	public abstract void setMid(T min, T max);

	/**
	 * Is the value >= 0?
	 *
	 * @return a boolean.
	 */
	public abstract boolean isPositive();

	private void writeObject(ObjectOutputStream oos) throws IOException {
		oos.defaultWriteObject();		
		oos.writeObject(value);
	}

	@SuppressWarnings("unchecked")
	private void readObject(ObjectInputStream ois) throws ClassNotFoundException,
	        IOException {
		ois.defaultReadObject();
		value = (T) ois.readObject();
	}
}