package org.act.tstream.schedule.default_assign;
import java.io.Serializable;
import java.util.ArrayList;
import java.util.HashMap;
import java.util.HashSet;
import java.util.List;
import java.util.Map;
import java.util.Map.Entry;
import java.util.Set;
import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;
import org.apache.log4j.Logger;
import backtype.storm.scheduler.WorkerSlot;
import org.act.tstream.client.WorkerAssignment;
//one worker 's assignment
public class ResourceWorkerSlot extends WorkerSlot implements Serializable {
public static Logger LOG = Logger.getLogger(ResourceWorkerSlot.class);
private static final long serialVersionUID = 9138386287559932411L;
private String hostname;
private long memSize;
private int cpu;
private Set<Integer> tasks;
private String jvm;
public ResourceWorkerSlot() {
}
public ResourceWorkerSlot(String supervisorId, Integer port) {
super(supervisorId, port);
}
public ResourceWorkerSlot(WorkerAssignment worker,
Map<String, List<Integer>> componentToTask) {
super(worker.getNodeId(), worker.getPort());
this.hostname = worker.getHostName();
this.tasks = new HashSet<Integer>();
this.cpu = worker.getCpu();
this.memSize = worker.getMem();
this.jvm = worker.getJvm();
for (Entry<String, Integer> entry : worker.getComponentToNum()
.entrySet()) {
List<Integer> tasks = componentToTask.get(entry.getKey());
if (tasks == null || tasks.size() == 0)
continue;
int num = Math.min(tasks.size(), entry.getValue().intValue());
List<Integer> cTasks = new ArrayList<Integer>();
cTasks.addAll(tasks.subList(0, num));
this.tasks.addAll(cTasks);
tasks.removeAll(cTasks);
}
}
public String getHostname() {
return hostname;
}
public void setHostname(String hostname) {
this.hostname = hostname;
}
public Set<Integer> getTasks() {
return tasks;
}
public void setTasks(Set<Integer> tasks) {
this.tasks = tasks;
}
public String getJvm() {
return jvm;
}
public void setJvm(String jvm) {
this.jvm = jvm;
}
public long getMemSize() {
return memSize;
}
public void setMemSize(long memSize) {
this.memSize = memSize;
}
public int getCpu() {
return cpu;
}
public void setCpu(int cpu) {
this.cpu = cpu;
}
@Override
public String toString() {
return ToStringBuilder.reflectionToString(this,
ToStringStyle.SHORT_PREFIX_STYLE);
}
public boolean compareToUserDefineWorker(WorkerAssignment worker,
Map<Integer, String> taskToComponent) {
int cpu = worker.getCpu();
if (cpu != 0 && this.cpu != cpu)
return false;
long mem = worker.getMem();
if (mem != 0 && this.memSize != mem)
return false;
String jvm = worker.getJvm();
if (jvm != null && !jvm.equals(this.jvm))
return false;
String hostName = worker.getHostName();
if (hostName != null && !hostName.equals(this.hostname))
return false;
int port = worker.getPort();
if (port != 0 && port != this.getPort())
return false;
Map<String, Integer> componentToNum = worker.getComponentToNum();
Map<String, Integer> myComponentToNum = new HashMap<String, Integer>();
for (Integer task : tasks) {
String component = taskToComponent.get(task);
Integer i = myComponentToNum.get(component);
if (i == null) {
i = 0;
}
myComponentToNum.put(component, ++i);
}
if (componentToNum.size() != myComponentToNum.size())
return false;
for (Entry<String, Integer> entry : componentToNum.entrySet()) {
if (myComponentToNum.get(entry.getKey()) == null
|| myComponentToNum.get(entry.getKey()) != entry.getValue())
return false;
}
return true;
}
}