io.druid.indexing.overlord.setup.AffinityConfig Maven / Gradle / Ivy
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* Licensed to Metamarkets Group Inc. (Metamarkets) under one
* or more contributor license agreements. See the NOTICE file
* distributed with this work for additional information
* regarding copyright ownership. Metamarkets 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 io.druid.indexing.overlord.setup;
import com.fasterxml.jackson.annotation.JsonCreator;
import com.fasterxml.jackson.annotation.JsonProperty;
import java.util.Collection;
import java.util.Map;
import java.util.Objects;
import java.util.Set;
import java.util.stream.Collectors;
/**
*/
public class AffinityConfig
{
// key:Datasource, value:[nodeHostNames]
private final Map> affinity;
private final boolean strong;
// Cache of the names of workers that have affinity for any dataSource.
// Not part of the serialized JSON or equals/hashCode.
private final Set affinityWorkers;
@JsonCreator
public AffinityConfig(
@JsonProperty("affinity") Map> affinity,
@JsonProperty("strong") boolean strong
)
{
this.affinity = affinity;
this.strong = strong;
this.affinityWorkers = affinity.values().stream().flatMap(Collection::stream).collect(Collectors.toSet());
}
@JsonProperty
public Map> getAffinity()
{
return affinity;
}
@JsonProperty
public boolean isStrong()
{
return strong;
}
public Set getAffinityWorkers()
{
return affinityWorkers;
}
@Override
public boolean equals(final Object o)
{
if (this == o) {
return true;
}
if (o == null || getClass() != o.getClass()) {
return false;
}
final AffinityConfig that = (AffinityConfig) o;
return strong == that.strong &&
Objects.equals(affinity, that.affinity);
}
@Override
public int hashCode()
{
return Objects.hash(affinity, strong);
}
@Override
public String toString()
{
return "AffinityConfig{" +
"affinity=" + affinity +
", strong=" + strong +
'}';
}
}