org.apache.pinot.broker.routing.segmentselector.DefaultSegmentSelector Maven / Gradle / Ivy
/**
* 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.pinot.broker.routing.segmentselector;
import java.util.Collections;
import java.util.Set;
import org.apache.helix.model.ExternalView;
import org.apache.helix.model.IdealState;
import org.apache.pinot.common.request.BrokerRequest;
public class DefaultSegmentSelector implements SegmentSelector {
private volatile Set _segments;
@Override
public void init(IdealState idealState, ExternalView externalView, Set onlineSegments) {
_segments = Collections.unmodifiableSet(onlineSegments);
}
@Override
public void onAssignmentChange(IdealState idealState, ExternalView externalView, Set onlineSegments) {
_segments = Collections.unmodifiableSet(onlineSegments);
}
@Override
public Set select(BrokerRequest brokerRequest) {
return _segments;
}
}