/*
* Copyright DataStax, Inc.
*
* 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.datastax.oss.driver.internal.core.metadata.schema.queries;
import java.util.concurrent.CompletionStage;
Manages the queries to system tables during a schema refresh.
They are all asynchronous, and possibly paged. This class abstracts all the details and
exposes a common result type.
Implementations must be thread-safe.
/**
* Manages the queries to system tables during a schema refresh.
*
* <p>They are all asynchronous, and possibly paged. This class abstracts all the details and
* exposes a common result type.
*
* <p>Implementations must be thread-safe.
*/
public interface SchemaQueries {
Launch the queries asynchronously, returning a future that will complete when they have all
succeeded.
/**
* Launch the queries asynchronously, returning a future that will complete when they have all
* succeeded.
*/
CompletionStage<SchemaRows> execute();
}