package org.act.tstream.cluster;

import java.io.Serializable;

import org.apache.commons.lang.builder.ToStringBuilder;
import org.apache.commons.lang.builder.ToStringStyle;

import org.act.tstream.daemon.nimbus.StatusType;

/**
 * author: lixin/longda
 * 
 * Dedicate Topology status
 * 
 * Topology status: active/inactive/killed/rebalancing killTimeSecs: when status
 * isn't killed, it is -1 and useless. when status is killed, do kill operation
 * after killTimeSecs seconds when status is rebalancing, do rebalancing opation
 * after delaySecs seconds restore oldStatus as current status
 */
public class StormStatus implements Serializable {

	private static final long serialVersionUID = -2276901070967900100L;
	private StatusType type;
	@Deprecated
	private int killTimeSecs;
	private int delaySecs;
	private StormStatus oldStatus = null;

	public StormStatus(StatusType type) {
		this(0, type);
	}
	
	public StormStatus(int delaySecs, StatusType type) {
		this(type, delaySecs, null);
	}

	public StormStatus(StatusType type, int delaySecs, StormStatus oldStatus) {
		this.type = type;
		this.delaySecs = delaySecs;
		this.killTimeSecs = delaySecs;
		this.oldStatus = oldStatus;
	}

	public StatusType getStatusType() {
		return type;
	}

	public void setStatusType(StatusType type) {
		this.type = type;
	}

	@Deprecated
	public Integer getKillTimeSecs() {
		return killTimeSecs;
	}

	@Deprecated
	public void setKillTimeSecs(int killTimeSecs) {
		this.killTimeSecs = killTimeSecs;
	}

	public Integer getDelaySecs() {
		return delaySecs;
	}

	public void setDelaySecs(int delaySecs) {
		this.delaySecs = delaySecs;
	}

	public StormStatus getOldStatus() {
		return oldStatus;
	}

	public void setOldStatus(StormStatus oldStatus) {
		this.oldStatus = oldStatus;
	}

	@Override
	public boolean equals(Object base) {
		if ((base instanceof StormStatus) == false) {
			return false;
		}

		StormStatus check = (StormStatus) base;
		if (check.getStatusType().equals(getStatusType())
				&& check.getKillTimeSecs() == getKillTimeSecs()
				&& check.getDelaySecs().equals(getDelaySecs())) {
			return true;
		}
		return false;
	}

	@Override
	public int hashCode() {
		return this.getStatusType().hashCode()
				+ this.getKillTimeSecs().hashCode()
				+ this.getDelaySecs().hashCode();
	}

	@Override
	public String toString() {
		return ToStringBuilder.reflectionToString(this,
				ToStringStyle.SHORT_PREFIX_STYLE);
	}

}