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/*
* Copyright 2012-2022 Aerospike, Inc.
*
* Portions may be licensed to Aerospike, Inc. under one or more contributor
* license agreements WHICH ARE COMPATIBLE WITH THE APACHE LICENSE, VERSION 2.0.
*
* 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 com.aerospike.client.async;
import com.aerospike.client.AerospikeException;
import com.aerospike.client.Record;
import com.aerospike.client.cluster.Cluster;
import com.aerospike.client.cluster.Node;
import com.aerospike.client.command.Buffer;
import com.aerospike.client.command.Command;
import com.aerospike.client.policy.Policy;
public abstract class AsyncMultiCommand extends AsyncCommand {
final Node node;
int info3;
int resultCode;
int generation;
int expiration;
int batchIndex;
int fieldCount;
int opCount;
protected final boolean isOperation;
/**
* Batch constructor.
*/
public AsyncMultiCommand(Node node, Policy policy, boolean isOperation) {
super(policy, false);
this.node = node;
this.isOperation = isOperation;
}
/**
* Scan/Query constructor.
*/
public AsyncMultiCommand(Node node, Policy policy, int socketTimeout, int totalTimeout) {
super(policy, socketTimeout, totalTimeout);
this.node = node;
this.isOperation = false;
}
@Override
protected Node getNode(Cluster cluster) {
return node;
}
@Override
protected boolean prepareRetry(boolean timeout) {
return true;
}
@Override
final boolean parseResult() {
while (dataOffset < receiveSize) {
dataOffset += 3;
info3 = dataBuffer[dataOffset] & 0xFF;
dataOffset += 2;
resultCode = dataBuffer[dataOffset] & 0xFF;
// If this is the end marker of the response, do not proceed further.
if ((info3 & Command.INFO3_LAST) != 0) {
if (resultCode != 0) {
// The server returned a fatal error.
throw new AerospikeException(resultCode);
}
return true;
}
dataOffset++;
generation = Buffer.bytesToInt(dataBuffer, dataOffset);
dataOffset += 4;
expiration = Buffer.bytesToInt(dataBuffer, dataOffset);
dataOffset += 4;
batchIndex = Buffer.bytesToInt(dataBuffer, dataOffset);
dataOffset += 4;
fieldCount = Buffer.bytesToShort(dataBuffer, dataOffset);
dataOffset += 2;
opCount = Buffer.bytesToShort(dataBuffer, dataOffset);
dataOffset += 2;
parseRow();
}
return false;
}
protected abstract void parseRow();
protected final Record parseRecord() {
if (opCount <= 0) {
return new Record(null, generation, expiration);
}
return parseRecord(opCount, generation, expiration, isOperation);
}
}