com.epam.deltix.qsrv.hf.pub.md.Channel2StreamMapper Maven / Gradle / Ivy
/*
* Copyright 2021 EPAM Systems, Inc
*
* See the NOTICE file distributed with this work for additional information
* regarding copyright ownership. 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.epam.deltix.qsrv.hf.pub.md;
/**
* Maintains stream-to-channel mapping
*/
public interface Channel2StreamMapper {
void define(String channelKey, boolean isInput, String... streamKeys);
String [] getChannelStream(String channelKey, boolean isInput);
String getChannelQQL(String channelKey);
boolean isEmpty();
String[] defineMissingMapping(String channelKey, boolean isInput);
}