/*
* Licensed to the Apache Software Foundation (ASF) under one or more
* contributor license agreements. See the NOTICE file distributed with
* this work for additional information regarding copyright ownership.
* The ASF licenses this file to You 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 org.apache.kafka.streams;
/**
* Represents all the query options that a user can provide to state what kind of stores it is expecting.
* The options would be whether a user would want to enable/disable stale stores
* or whether it knows the list of partitions that it specifically wants to fetch.
* If this information is not provided the default behavior is to fetch the stores for all the
* partitions available on that instance for that particular store name.
* It contains a list of partitions, which for a point queries can be populated from the KeyQueryMetadata.
*/
public class StoreQueryParams {
private final List<Integer> partitions;
private final boolean includeStaleStores;
public StoreQueryParams(final List<Integer> partitions, final boolean includeStaleStores) {
this.partitions = partitions;
this.includeStaleStores = includeStaleStores;
}
/**
* Get the list of partitions to be used to fetch list of Queryable store from QueryableStoreProvider.
*
* @return list of partitions
*/
public List<Integer> getPartitions() {
return partitions;
}
/**
* Get the flag includeStaleStores. If true, include standbys and recovering stores along with running stores
*
* @return includeStaleStores
*/
public boolean getIncludeStaleStores() {
return includeStaleStores;
}
@Override
public boolean equals(final Object obj) {
if (!(obj instanceof StoreQueryParams)) {
return false;
}
final StoreQueryParams storeQueryParams = (StoreQueryParams) obj;
return Objects.equals(storeQueryParams.partitions, partitions)
&& Objects.equals(storeQueryParams.includeStaleStores, includeStaleStores);
}
@Override
public String toString() {
return "StoreQueryParams {" +
"partitions=" + partitions +
", includeStaleStores=" + includeStaleStores +
'}';
}
@Override
public int hashCode() {
return Objects.hash(partitions, includeStaleStores);
}
}
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