Jabit/core/src/main/kotlin/ch/dissem/bitmessage/entity/valueobject/InventoryVector.kt

62 lines
1.6 KiB
Kotlin

/*
* Copyright 2017 Christian Basler
*
* 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 ch.dissem.bitmessage.entity.valueobject
import ch.dissem.bitmessage.entity.Streamable
import ch.dissem.bitmessage.utils.Strings
import java.io.OutputStream
import java.nio.ByteBuffer
import java.util.*
data class InventoryVector constructor(
/**
* Hash of the object
*/
val hash: ByteArray) : Streamable {
override fun equals(other: Any?): Boolean {
if (this === other) return true
if (other !is InventoryVector) return false
return Arrays.equals(hash, other.hash)
}
override fun hashCode(): Int {
return Arrays.hashCode(hash)
}
override fun write(out: OutputStream) {
out.write(hash)
}
override fun write(buffer: ByteBuffer) {
buffer.put(hash)
}
override fun toString(): String {
return Strings.hex(hash)
}
companion object {
@JvmStatic fun fromHash(hash: ByteArray?): InventoryVector? {
return InventoryVector(
hash ?: return null
)
}
}
}