/*
 * Copyright (c) 2017, Andreas Fagschlunger. All rights reserved.
 *
 * Redistribution and use in source and binary forms, with or without
 * modification, are permitted provided that the following conditions
 * are met:
 *
 *   - Redistributions of source code must retain the above copyright
 *     notice, this list of conditions and the following disclaimer.
 *
 *   - Redistributions in binary form must reproduce the above copyright
 *     notice, this list of conditions and the following disclaimer in the
 *     documentation and/or other materials provided with the distribution.
 *
 * THIS SOFTWARE IS PROVIDED BY THE COPYRIGHT HOLDERS AND CONTRIBUTORS "AS
 * IS" AND ANY EXPRESS OR IMPLIED WARRANTIES, INCLUDING, BUT NOT LIMITED TO,
 * THE IMPLIED WARRANTIES OF MERCHANTABILITY AND FITNESS FOR A PARTICULAR
 * PURPOSE ARE DISCLAIMED.  IN NO EVENT SHALL THE COPYRIGHT OWNER OR
 * CONTRIBUTORS BE LIABLE FOR ANY DIRECT, INDIRECT, INCIDENTAL, SPECIAL,
 * EXEMPLARY, OR CONSEQUENTIAL DAMAGES (INCLUDING, BUT NOT LIMITED TO,
 * PROCUREMENT OF SUBSTITUTE GOODS OR SERVICES; LOSS OF USE, DATA, OR
 * PROFITS; OR BUSINESS INTERRUPTION) HOWEVER CAUSED AND ON ANY THEORY OF
 * LIABILITY, WHETHER IN CONTRACT, STRICT LIABILITY, OR TORT (INCLUDING
 * NEGLIGENCE OR OTHERWISE) ARISING IN ANY WAY OUT OF THE USE OF THIS
 * SOFTWARE, EVEN IF ADVISED OF THE POSSIBILITY OF SUCH DAMAGE.
 */

package at.o2xfs.emv;

import at.o2xfs.common.Bytes;
import at.o2xfs.common.Hex;

public final class RandomTransactionSelectionData {

	private final int targetPercentage;

	private final int maxTargetPercentage;

	private final byte[] thresholdValue;

	public RandomTransactionSelectionData(int targetPercentage,
			int maxTargetPercentage, byte[] thresholdValue) {
		if (targetPercentage < 0 || targetPercentage > 99) {
			throw new IllegalArgumentException("Illegal Target Percentage: "
					+ targetPercentage);
		}
		this.targetPercentage = targetPercentage;
		if (maxTargetPercentage < 0 || maxTargetPercentage > 99) {
			throw new IllegalArgumentException(
					"Illegal Maximum Target Percentage: " + targetPercentage);
		}
		this.maxTargetPercentage = maxTargetPercentage;
		if (thresholdValue.length > 4) {
			throw new IllegalArgumentException("Illegal Threshold Value: "
					+ Hex.encode(thresholdValue));
		}
		this.thresholdValue = Bytes.copy(thresholdValue);
	}

	public int getTargetPercentage() {
		return targetPercentage;
	}

	public int getMaxTargetPercentage() {
		return maxTargetPercentage;
	}

	public byte[] getThresholdValue() {
		return Bytes.copy(thresholdValue);
	}
}