/*

* java-tron is free software: you can redistribute it and/or modify

* it under the terms of the GNU General Public License as published by

* the Free Software Foundation, either version 3 of the License, or

* (at your option) any later version.

*

* java-tron 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 General Public License for more details.

*

* You should have received a copy of the GNU General Public License

* along with this program. If not, see <http://www.gnu.org/licenses/>.

*/

package org.tron.db;

import org.spongycastle.util.encoders.Hex;

import org.tron.utils.FastByteComparisons;

import java.io.Serializable;

import java.util.Arrays;

public class ByteArrayWrapper implements Comparable<ByteArrayWrapper>, Serializable {

private final byte[] data;

private int hashCode = 0;

public ByteArrayWrapper(byte[] data) {

if (data == null)

throw new NullPointerException("Data must not be null");

this.data = data;

this.hashCode = Arrays.hashCode(data);

}

public boolean equals(Object other) {

if (!(other instanceof ByteArrayWrapper))

return false;

byte[] otherData = ((ByteArrayWrapper) other).getData();

return FastByteComparisons.compareTo(

data, 0, data.length,

otherData, 0, otherData.length) == 0;

}

@Override

public int hashCode() {

return hashCode;

}

@Override

public int compareTo(ByteArrayWrapper o) {

return FastByteComparisons.compareTo(

data, 0, data.length,

o.getData(), 0, o.getData().length);

}

public byte[] getData() {

return data;

}

@Override

public String toString() {

return Hex.toHexString(data);

}

}