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/*
* ============LICENSE_START=======================================================
* dcaegen2-collectors-veshv
* ================================================================================
* Copyright (C) 2018 NOKIA
* ================================================================================
* 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.
* ============LICENSE_END=========================================================
*/
package org.onap.dcae.collectors.veshv.impl
import com.google.protobuf.InvalidProtocolBufferException
import io.netty.buffer.ByteBuf
import org.onap.dcae.collectors.veshv.model.VesMessage
import org.onap.dcae.collectors.veshv.utils.logging.Logger
import org.onap.ves.VesEventV5.VesEvent
/**
* @author Piotr Jaszczyk <piotr.jaszczyk@nokia.com>
* @since May 2018
*/
internal class VesDecoder {
fun decode(bb: ByteBuf): VesMessage? =
try {
val decodedHeader = VesEvent.parseFrom(bb.nioBuffer()).commonEventHeader
VesMessage(decodedHeader, bb)
} catch (ex: InvalidProtocolBufferException) {
logger.warn { "Dropping incoming message. Invalid protocol buffer: ${ex.message}" }
logger.debug("Cause", ex)
null
}
companion object {
private val logger = Logger(VesDecoder::class)
}
}
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