/*
* 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.flink.yarn;
import org.apache.flink.runtime.clusterframework.types.ResourceID;
import org.apache.flink.runtime.clusterframework.types.ResourceIDRetrievable;
import org.apache.hadoop.yarn.api.records.Container;
import static java.util.Objects.requireNonNull;
/**
* This class describes a container in which a TaskManager is being launched (or
* has been launched) but where the TaskManager has not properly registered, yet.
*/
public class YarnContainerInLaunch implements ResourceIDRetrievable {
private final Container container;
private final long timestamp;
/** The resource id associated with this worker type */
private final ResourceID resourceID;
public YarnContainerInLaunch(Container container) {
this(container, System.currentTimeMillis());
}
public YarnContainerInLaunch(Container container, long timestamp) {
this.container = requireNonNull(container);
this.timestamp = timestamp;
this.resourceID = YarnFlinkResourceManager.extractResourceID(container);
}
// ------------------------------------------------------------------------
public Container container() {
return container;
}
public long timestamp() {
return timestamp;
}
// ------------------------------------------------------------------------
@Override
public String toString() {
return "ContainerInLaunch @ " + timestamp + ": " + container;
}
@Override
public ResourceID getResourceID() {
return resourceID;
}
}