com.hazelcast.query.impl.GlobalQueryContextProvider Maven / Gradle / Ivy
/*
* Copyright (c) 2008-2020, 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 com.hazelcast.query.impl;
/**
* Provides the query context support for global indexes with disabled stats.
*/
public class GlobalQueryContextProvider implements QueryContextProvider {
private static final ThreadLocal QUERY_CONTEXT = new ThreadLocal() {
@Override
protected QueryContext initialValue() {
return new QueryContext();
}
};
@Override
public QueryContext obtainContextFor(Indexes indexes, int ownedPartitionCount) {
QueryContext queryContext = QUERY_CONTEXT.get();
queryContext.attachTo(indexes, ownedPartitionCount);
return queryContext;
}
}