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/*
* Copyright 2012-2023 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.query;
import com.aerospike.client.AerospikeException;
import com.aerospike.client.Info;
import com.aerospike.client.ResultCode;
import com.aerospike.client.cluster.Node;
import com.aerospike.client.policy.InfoPolicy;
public final class QueryValidate {
public static long validateBegin(Node node, String namespace, int timeout) {
// Fail when cluster is in migration.
InfoPolicy policy = new InfoPolicy();
policy.timeout = timeout;
String result = Info.request(policy, node, "cluster-stable:namespace=" + namespace);
try {
return Long.parseLong(result, 16);
}
catch (Throwable e) {
throw new AerospikeException(ResultCode.QUERY_ABORTED, "Cluster is in migration: " + result);
}
}
public static void validate(Node node, String namespace, long expectedKey, int timeout) {
if (expectedKey == 0) {
return;
}
// Fail when cluster is in migration.
long clusterKey = validateBegin(node, namespace, timeout);
if (clusterKey != expectedKey) {
throw new AerospikeException(ResultCode.QUERY_ABORTED, "Cluster is in migration: " + expectedKey + ' ' + clusterKey);
}
}
}