/*
* Copyright 2015 LinkedIn Corp.
*
* 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 azkaban.executor;
import java.io.IOException;
import org.codehaus.jackson.JsonParseException;
import org.codehaus.jackson.map.JsonMappingException;
import org.codehaus.jackson.map.ObjectMapper;
/** Class that exposes the statistics from the executor server.
* List of the statistics -
* remainingMemoryPercent;
* remainingMemory;
* remainingFlowCapacity;
* numberOfAssignedFlows;
* lastDispatchedTime;
* cpuUsage;
*
* */
public class ExecutorInfo implements java.io.Serializable{
private static final long serialVersionUID = 3009746603773371263L;
private double remainingMemoryPercent;
private long remainingMemoryInMB;
private int remainingFlowCapacity;
private int numberOfAssignedFlows;
private long lastDispatchedTime;
private double cpuUsage;
public double getCpuUsage() {
return this.cpuUsage;
}
public void setCpuUpsage(double value){
this.cpuUsage = value;
}
public double getRemainingMemoryPercent() {
return this.remainingMemoryPercent;
}
public void setRemainingMemoryPercent(double value){
this.remainingMemoryPercent = value;
}
public long getRemainingMemoryInMB(){
return this.remainingMemoryInMB;
}
public void setRemainingMemoryInMB(long value){
this.remainingMemoryInMB = value;
}
public int getRemainingFlowCapacity(){
return this.remainingFlowCapacity;
}
public void setRemainingFlowCapacity(int value){
this.remainingFlowCapacity = value;
}
public long getLastDispatchedTime(){
return this.lastDispatchedTime;
}
public void setLastDispatchedTime(long value){
this.lastDispatchedTime = value;
}
public int getNumberOfAssignedFlows () {
return this.numberOfAssignedFlows;
}
public void setNumberOfAssignedFlows (int value) {
this.numberOfAssignedFlows = value;
}
public ExecutorInfo(){}
public ExecutorInfo (double remainingMemoryPercent,
long remainingMemory,
int remainingFlowCapacity,
long lastDispatched,
double cpuUsage,
int numberOfAssignedFlows){
this.remainingMemoryInMB = remainingMemory;
this.cpuUsage = cpuUsage;
this.remainingFlowCapacity = remainingFlowCapacity;
this.remainingMemoryPercent = remainingMemoryPercent;
this.lastDispatchedTime = lastDispatched;
this.numberOfAssignedFlows = numberOfAssignedFlows;
}
@Override
public boolean equals(Object obj)
{
if (obj instanceof ExecutorInfo)
{
boolean result = true;
ExecutorInfo stat = (ExecutorInfo) obj;
result &=this.remainingMemoryInMB == stat.remainingMemoryInMB;
result &=this.cpuUsage == stat.cpuUsage;
result &=this.remainingFlowCapacity == stat.remainingFlowCapacity;
result &=this.remainingMemoryPercent == stat.remainingMemoryPercent;
result &=this.numberOfAssignedFlows == stat.numberOfAssignedFlows;
result &= this.lastDispatchedTime == stat.lastDispatchedTime;
return result;
}
return false;
}
/**
* Helper function to get an ExecutorInfo instance from the JSon String serialized from another object.
* @param jsonString the string that will be de-serialized from.
* @return instance of the object if the parsing is successful, null other wise.
* @throws JsonParseException,JsonMappingException,IOException
* */
public static ExecutorInfo fromJSONString(String jsonString) throws IOException{
if (null == jsonString || jsonString.length() == 0) return null;
return new ObjectMapper().readValue(jsonString, ExecutorInfo.class);
}
}