set_size_codec.go

/*
 * Copyright (c) 2008-2021, Hazelcast, Inc. All Rights Reserved.
 *
 * 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 codec

import (
	"github.com/JorgenPo/hazelcast-go-client/internal/proto"
)

const (
	// hex: 0x060100
	SetSizeCodecRequestMessageType = int32(393472)
	// hex: 0x060101
	SetSizeCodecResponseMessageType = int32(393473)

	SetSizeCodecRequestInitialFrameSize = proto.PartitionIDOffset + proto.IntSizeInBytes

	SetSizeResponseResponseOffset = proto.ResponseBackupAcksOffset + proto.ByteSizeInBytes
)

// Returns the number of elements in this set (its cardinality). If this set contains more than Integer.MAX_VALUE
// elements, returns Integer.MAX_VALUE.

func EncodeSetSizeRequest(name string) *proto.ClientMessage {
	clientMessage := proto.NewClientMessageForEncode()
	clientMessage.SetRetryable(false)

	initialFrame := proto.NewFrameWith(make([]byte, SetSizeCodecRequestInitialFrameSize), proto.UnfragmentedMessage)
	clientMessage.AddFrame(initialFrame)
	clientMessage.SetMessageType(SetSizeCodecRequestMessageType)
	clientMessage.SetPartitionId(-1)

	EncodeString(clientMessage, name)

	return clientMessage
}

func DecodeSetSizeResponse(clientMessage *proto.ClientMessage) int32 {
	frameIterator := clientMessage.FrameIterator()
	initialFrame := frameIterator.Next()

	return FixSizedTypesCodec.DecodeInt(initialFrame.Content, SetSizeResponseResponseOffset)
}