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map_valueswithpredicate.go
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map_valueswithpredicate.go
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// Copyright (c) 2008-2019, 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 proto
import (
"github.com/hazelcast/hazelcast-go-client/serialization"
)
func mapValuesWithPredicateCalculateSize(name string, predicate serialization.Data) int {
// Calculates the request payload size
dataSize := 0
dataSize += stringCalculateSize(name)
dataSize += dataCalculateSize(predicate)
return dataSize
}
// MapValuesWithPredicateEncodeRequest creates and encodes a client message
// with the given parameters.
// It returns the encoded client message.
func MapValuesWithPredicateEncodeRequest(name string, predicate serialization.Data) *ClientMessage {
// Encode request into clientMessage
clientMessage := NewClientMessage(nil, mapValuesWithPredicateCalculateSize(name, predicate))
clientMessage.SetMessageType(mapValuesWithPredicate)
clientMessage.IsRetryable = true
clientMessage.AppendString(name)
clientMessage.AppendData(predicate)
clientMessage.UpdateFrameLength()
return clientMessage
}
// MapValuesWithPredicateDecodeResponse decodes the given client message.
// It returns a function which returns the response parameters.
func MapValuesWithPredicateDecodeResponse(clientMessage *ClientMessage) func() (response []serialization.Data) {
// Decode response from client message
return func() (response []serialization.Data) {
responseSize := clientMessage.ReadInt32()
response = make([]serialization.Data, responseSize)
for responseIndex := 0; responseIndex < int(responseSize); responseIndex++ {
responseItem := clientMessage.ReadData()
response[responseIndex] = responseItem
}
return
}
}