| /* |
| * 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.hadoop.yarn.api.records.timelineservice; |
| |
| import org.apache.hadoop.classification.InterfaceAudience; |
| import org.apache.hadoop.classification.InterfaceStability; |
| import org.apache.hadoop.yarn.util.TimelineServiceHelper; |
| |
| import javax.xml.bind.annotation.XmlAccessType; |
| import javax.xml.bind.annotation.XmlAccessorType; |
| import javax.xml.bind.annotation.XmlElement; |
| import javax.xml.bind.annotation.XmlRootElement; |
| import java.util.HashMap; |
| import java.util.Map; |
| |
| /** |
| * This class contains the information of an event that belongs to an entity. |
| * Users are free to define what the event means, such as starting an |
| * application, container being allocated, etc. |
| */ |
| @XmlRootElement(name = "event") |
| @XmlAccessorType(XmlAccessType.NONE) |
| @InterfaceAudience.Public |
| @InterfaceStability.Unstable |
| public class TimelineEvent implements Comparable<TimelineEvent> { |
| public static final long INVALID_TIMESTAMP = 0L; |
| |
| private String id; |
| private HashMap<String, Object> info = new HashMap<>(); |
| private long timestamp; |
| |
| public TimelineEvent() { |
| |
| } |
| |
| @XmlElement(name = "id") |
| public String getId() { |
| return id; |
| } |
| |
| public void setId(String eventId) { |
| this.id = eventId; |
| } |
| |
| // required by JAXB |
| @InterfaceAudience.Private |
| @XmlElement(name = "info") |
| public HashMap<String, Object> getInfoJAXB() { |
| return info; |
| } |
| |
| public Map<String, Object> getInfo() { |
| return info; |
| } |
| |
| public void setInfo(Map<String, Object> infos) { |
| this.info = TimelineServiceHelper.mapCastToHashMap(infos); |
| } |
| |
| public void addInfo(Map<String, Object> infos) { |
| this.info.putAll(infos); |
| } |
| |
| public void addInfo(String key, Object value) { |
| info.put(key, value); |
| } |
| |
| @XmlElement(name = "timestamp") |
| public long getTimestamp() { |
| return timestamp; |
| } |
| |
| public void setTimestamp(long ts) { |
| this.timestamp = ts; |
| } |
| |
| public boolean isValid() { |
| return (id != null && timestamp != INVALID_TIMESTAMP); |
| } |
| |
| @Override |
| public int hashCode() { |
| int result = (int) (timestamp ^ (timestamp >>> 32)); |
| result = 31 * result + id.hashCode(); |
| return result; |
| } |
| |
| @Override |
| public boolean equals(Object o) { |
| if (this == o) { |
| return true; |
| } |
| if (!(o instanceof TimelineEvent)) { |
| return false; |
| } |
| |
| TimelineEvent event = (TimelineEvent) o; |
| |
| if (timestamp != event.timestamp) { |
| return false; |
| } |
| if (!id.equals(event.id)) { |
| return false; |
| } |
| return true; |
| } |
| |
| @Override |
| public int compareTo(TimelineEvent other) { |
| if (timestamp > other.timestamp) { |
| return -1; |
| } else if (timestamp < other.timestamp) { |
| return 1; |
| } else { |
| return id.compareTo(other.id); |
| } |
| } |
| } |