modules/tensorflow/src/main/java/org/apache/ignite/tensorflow/submitter/command/PsCommand.java

/*
 * 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.ignite.tensorflow.submitter.command;

import java.util.Map;
import java.util.UUID;
import org.apache.ignite.Ignite;
import org.apache.ignite.tensorflow.cluster.TensorFlowCluster;
import org.apache.ignite.tensorflow.cluster.TensorFlowClusterManager;
import picocli.CommandLine;

/**
 * Command "ps" that is used to print identifiers of all running TensorFlow clusters.
 */
@CommandLine.Command(
    name = "ps",
    description = "Prints identifiers of all running TensorFlow clusters.",
    mixinStandardHelpOptions = true
)
public class PsCommand extends AbstractCommand {
    /** {@inheritDoc} */
    @Override public void run() {
        try (Ignite ignite = getIgnite()) {
            TensorFlowClusterManager mgr = new TensorFlowClusterManager(ignite);

            Map<UUID, TensorFlowCluster> clusters = mgr.getAllClusters();

            for (UUID clusterId : clusters.keySet())
                System.out.println(clusterId);
        }
    }
}