2 * ============LICENSE_START=======================================================
3 * dcaegen2-collectors-veshv
4 * ================================================================================
5 * Copyright (C) 2018 NOKIA
6 * ================================================================================
7 * Licensed under the Apache License, Version 2.0 (the "License");
8 * you may not use this file except in compliance with the License.
9 * You may obtain a copy of the License at
11 * http://www.apache.org/licenses/LICENSE-2.0
13 * Unless required by applicable law or agreed to in writing, software
14 * distributed under the License is distributed on an "AS IS" BASIS,
15 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
16 * See the License for the specific language governing permissions and
17 * limitations under the License.
18 * ============LICENSE_END=========================================================
20 package org.onap.dcae.collectors.veshv.domain
22 import com.google.protobuf.MessageLite
23 import io.netty.buffer.ByteBuf
24 import java.nio.charset.Charset
27 * @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
30 class ByteData(private val data: ByteArray) {
32 fun size() = data.size
35 * This will expose mutable state of the data.
37 * @return wrapped data buffer (NOT a copy)
39 fun unsafeAsArray() = data
41 fun writeTo(byteBuf: ByteBuf) {
42 byteBuf.writeBytes(data)
45 fun asString(charset: Charset = Charset.defaultCharset()) = String(data, charset)
48 val EMPTY = ByteData(byteArrayOf())
50 fun readFrom(byteBuf: ByteBuf, length: Int): ByteData {
51 val dataArray = ByteArray(length)
52 byteBuf.readBytes(dataArray)
53 return ByteData(dataArray)
58 fun MessageLite.toByteData(): ByteData = ByteData(toByteArray())