io.trino.testing.Bytes Maven / Gradle / Ivy
/*
* 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 io.trino.testing;
import java.util.Arrays;
import java.util.stream.IntStream;
import static java.lang.String.format;
import static java.util.stream.Collectors.joining;
/**
* Value-based, immutable {@code byte[]} equivalent.
*/
public final class Bytes
{
public static Bytes fromBytes(byte... bytes)
{
return new Bytes(bytes);
}
private final byte[] bytes;
private Bytes(byte[] bytes)
{
this.bytes = bytes.clone();
}
public byte[] getBytes()
{
return bytes.clone();
}
@Override
public boolean equals(Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
Bytes other = (Bytes) o;
return Arrays.equals(bytes, other.bytes);
}
@Override
public int hashCode()
{
return Arrays.hashCode(bytes);
}
@Override
public String toString()
{
return IntStream.range(0, bytes.length)
.mapToObj(i -> format("%02x", bytes[i] & 0xFF))
.collect(joining(" ", "X'", "'"));
}
}