/*
* 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.facebook.presto.connector;
import com.facebook.presto.metadata.InternalNodeManager;
import com.facebook.presto.spi.Node;
import com.facebook.presto.spi.NodeManager;
import com.google.common.collect.ImmutableSet;
import java.util.Set;
import static java.util.Objects.requireNonNull;
public class ConnectorAwareNodeManager
implements NodeManager
{
private final InternalNodeManager nodeManager;
private final String environment;
private final ConnectorId connectorId;
public ConnectorAwareNodeManager(InternalNodeManager nodeManager, String environment, ConnectorId connectorId)
{
this.nodeManager = requireNonNull(nodeManager, "nodeManager is null");
this.environment = requireNonNull(environment, "environment is null");
this.connectorId = requireNonNull(connectorId, "connectorId is null");
}
@Override
public Set<Node> getAllNodes()
{
return ImmutableSet.<Node>builder()
.addAll(getWorkerNodes())
.addAll(nodeManager.getCoordinators())
.build();
}
@Override
public Set<Node> getWorkerNodes()
{
return nodeManager.getActiveConnectorNodes(connectorId);
}
@Override
public Node getCurrentNode()
{
return nodeManager.getCurrentNode();
}
@Override
public String getEnvironment()
{
return environment;
}
}