/*
 * Copyright 2010-2018 Amazon.com, Inc. or its affiliates. All Rights Reserved.
 * 
 * Licensed under the Apache License, Version 2.0 (the "License").
 * You may not use this file except in compliance with the License.
 * A copy of the License is located at
 * 
 *  http://aws.amazon.com/apache2.0
 * 
 * or in the "license" file accompanying this file. This file 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 com.amazonaws.services.ec2.model;

import java.io.Serializable;

/**
 * <p>
 * Describes a Spot fleet event.
 * </p>
 */
public class EventInformation implements Serializable {

    /**
     * The ID of the instance. This information is available only for
     * <code>instanceChange</code> events.
     */
    private String instanceId;

    /**
     * The event. <p>The following are the <code>error</code> events. <ul>
     * <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     * the required permissions either to launch or terminate an instance.
     * </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     * configuration is not valid and several attempts to launch instances
     * have failed. For more information, see the description of the event.
     * </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     * configuration is not valid. For more information, see the description
     * of the event. </li> <li>
     * <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     * limit on the number of Spot instances that you can launch. </li> </ul>
     * <p>The following are the <code>fleetRequestChange</code> events. <ul>
     * <li> <p><code>active</code> - The Spot fleet has been validated and
     * Amazon EC2 is attempting to maintain the target number of running Spot
     * instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     * canceled and has no running Spot instances. The Spot fleet will be
     * deleted two days after its instances were terminated. </li> <li>
     * <p><code>cancelled_running</code> - The Spot fleet is canceled and
     * will not launch additional Spot instances, but its existing Spot
     * instances continue to run until they are interrupted or terminated.
     * </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     * canceled and its Spot instances are terminating. </li> <li>
     * <p><code>expired</code> - The Spot fleet request has expired. A
     * subsequent event indicates that the instances were terminated, if the
     * request was created with <code>TerminateInstancesWithExpiration</code>
     * set. </li> <li> <p><code>modify_in_progress</code> - A request to
     * modify the Spot fleet request was accepted and is in progress. </li>
     * <li> <p><code>modify_successful</code> - The Spot fleet request was
     * modified. </li> <li> <p><code>price_update</code> - The bid price for
     * a launch configuration was adjusted because it was too high. This
     * change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     * fleet request is being evaluated and Amazon EC2 is preparing to launch
     * the target number of Spot instances. </li> </ul> <p>The following are
     * the <code>instanceChange</code> events. <ul> <li>
     * <p><code>launched</code> - A bid was fulfilled and a new instance was
     * launched. </li> <li> <p><code>terminated</code> - An instance was
     * terminated by the user. </li> </ul>
     */
    private String eventSubType;

    /**
     * The description of the event.
     */
    private String eventDescription;

    /**
     * The ID of the instance. This information is available only for
     * <code>instanceChange</code> events.
     *
     * @return The ID of the instance. This information is available only for
     *         <code>instanceChange</code> events.
     */
    public String getInstanceId() {
        return instanceId;
    }
    
    /**
     * The ID of the instance. This information is available only for
     * <code>instanceChange</code> events.
     *
     * @param instanceId The ID of the instance. This information is available only for
     *         <code>instanceChange</code> events.
     */
    public void setInstanceId(String instanceId) {
        this.instanceId = instanceId;
    }
    
    /**
     * The ID of the instance. This information is available only for
     * <code>instanceChange</code> events.
     * <p>
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param instanceId The ID of the instance. This information is available only for
     *         <code>instanceChange</code> events.
     *
     * @return A reference to this updated object so that method calls can be chained
     *         together.
     */
    public EventInformation withInstanceId(String instanceId) {
        this.instanceId = instanceId;
        return this;
    }

    /**
     * The event. <p>The following are the <code>error</code> events. <ul>
     * <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     * the required permissions either to launch or terminate an instance.
     * </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     * configuration is not valid and several attempts to launch instances
     * have failed. For more information, see the description of the event.
     * </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     * configuration is not valid. For more information, see the description
     * of the event. </li> <li>
     * <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     * limit on the number of Spot instances that you can launch. </li> </ul>
     * <p>The following are the <code>fleetRequestChange</code> events. <ul>
     * <li> <p><code>active</code> - The Spot fleet has been validated and
     * Amazon EC2 is attempting to maintain the target number of running Spot
     * instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     * canceled and has no running Spot instances. The Spot fleet will be
     * deleted two days after its instances were terminated. </li> <li>
     * <p><code>cancelled_running</code> - The Spot fleet is canceled and
     * will not launch additional Spot instances, but its existing Spot
     * instances continue to run until they are interrupted or terminated.
     * </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     * canceled and its Spot instances are terminating. </li> <li>
     * <p><code>expired</code> - The Spot fleet request has expired. A
     * subsequent event indicates that the instances were terminated, if the
     * request was created with <code>TerminateInstancesWithExpiration</code>
     * set. </li> <li> <p><code>modify_in_progress</code> - A request to
     * modify the Spot fleet request was accepted and is in progress. </li>
     * <li> <p><code>modify_successful</code> - The Spot fleet request was
     * modified. </li> <li> <p><code>price_update</code> - The bid price for
     * a launch configuration was adjusted because it was too high. This
     * change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     * fleet request is being evaluated and Amazon EC2 is preparing to launch
     * the target number of Spot instances. </li> </ul> <p>The following are
     * the <code>instanceChange</code> events. <ul> <li>
     * <p><code>launched</code> - A bid was fulfilled and a new instance was
     * launched. </li> <li> <p><code>terminated</code> - An instance was
     * terminated by the user. </li> </ul>
     *
     * @return The event. <p>The following are the <code>error</code> events. <ul>
     *         <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     *         the required permissions either to launch or terminate an instance.
     *         </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     *         configuration is not valid and several attempts to launch instances
     *         have failed. For more information, see the description of the event.
     *         </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     *         configuration is not valid. For more information, see the description
     *         of the event. </li> <li>
     *         <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     *         limit on the number of Spot instances that you can launch. </li> </ul>
     *         <p>The following are the <code>fleetRequestChange</code> events. <ul>
     *         <li> <p><code>active</code> - The Spot fleet has been validated and
     *         Amazon EC2 is attempting to maintain the target number of running Spot
     *         instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     *         canceled and has no running Spot instances. The Spot fleet will be
     *         deleted two days after its instances were terminated. </li> <li>
     *         <p><code>cancelled_running</code> - The Spot fleet is canceled and
     *         will not launch additional Spot instances, but its existing Spot
     *         instances continue to run until they are interrupted or terminated.
     *         </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     *         canceled and its Spot instances are terminating. </li> <li>
     *         <p><code>expired</code> - The Spot fleet request has expired. A
     *         subsequent event indicates that the instances were terminated, if the
     *         request was created with <code>TerminateInstancesWithExpiration</code>
     *         set. </li> <li> <p><code>modify_in_progress</code> - A request to
     *         modify the Spot fleet request was accepted and is in progress. </li>
     *         <li> <p><code>modify_successful</code> - The Spot fleet request was
     *         modified. </li> <li> <p><code>price_update</code> - The bid price for
     *         a launch configuration was adjusted because it was too high. This
     *         change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     *         fleet request is being evaluated and Amazon EC2 is preparing to launch
     *         the target number of Spot instances. </li> </ul> <p>The following are
     *         the <code>instanceChange</code> events. <ul> <li>
     *         <p><code>launched</code> - A bid was fulfilled and a new instance was
     *         launched. </li> <li> <p><code>terminated</code> - An instance was
     *         terminated by the user. </li> </ul>
     */
    public String getEventSubType() {
        return eventSubType;
    }
    
    /**
     * The event. <p>The following are the <code>error</code> events. <ul>
     * <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     * the required permissions either to launch or terminate an instance.
     * </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     * configuration is not valid and several attempts to launch instances
     * have failed. For more information, see the description of the event.
     * </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     * configuration is not valid. For more information, see the description
     * of the event. </li> <li>
     * <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     * limit on the number of Spot instances that you can launch. </li> </ul>
     * <p>The following are the <code>fleetRequestChange</code> events. <ul>
     * <li> <p><code>active</code> - The Spot fleet has been validated and
     * Amazon EC2 is attempting to maintain the target number of running Spot
     * instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     * canceled and has no running Spot instances. The Spot fleet will be
     * deleted two days after its instances were terminated. </li> <li>
     * <p><code>cancelled_running</code> - The Spot fleet is canceled and
     * will not launch additional Spot instances, but its existing Spot
     * instances continue to run until they are interrupted or terminated.
     * </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     * canceled and its Spot instances are terminating. </li> <li>
     * <p><code>expired</code> - The Spot fleet request has expired. A
     * subsequent event indicates that the instances were terminated, if the
     * request was created with <code>TerminateInstancesWithExpiration</code>
     * set. </li> <li> <p><code>modify_in_progress</code> - A request to
     * modify the Spot fleet request was accepted and is in progress. </li>
     * <li> <p><code>modify_successful</code> - The Spot fleet request was
     * modified. </li> <li> <p><code>price_update</code> - The bid price for
     * a launch configuration was adjusted because it was too high. This
     * change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     * fleet request is being evaluated and Amazon EC2 is preparing to launch
     * the target number of Spot instances. </li> </ul> <p>The following are
     * the <code>instanceChange</code> events. <ul> <li>
     * <p><code>launched</code> - A bid was fulfilled and a new instance was
     * launched. </li> <li> <p><code>terminated</code> - An instance was
     * terminated by the user. </li> </ul>
     *
     * @param eventSubType The event. <p>The following are the <code>error</code> events. <ul>
     *         <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     *         the required permissions either to launch or terminate an instance.
     *         </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     *         configuration is not valid and several attempts to launch instances
     *         have failed. For more information, see the description of the event.
     *         </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     *         configuration is not valid. For more information, see the description
     *         of the event. </li> <li>
     *         <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     *         limit on the number of Spot instances that you can launch. </li> </ul>
     *         <p>The following are the <code>fleetRequestChange</code> events. <ul>
     *         <li> <p><code>active</code> - The Spot fleet has been validated and
     *         Amazon EC2 is attempting to maintain the target number of running Spot
     *         instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     *         canceled and has no running Spot instances. The Spot fleet will be
     *         deleted two days after its instances were terminated. </li> <li>
     *         <p><code>cancelled_running</code> - The Spot fleet is canceled and
     *         will not launch additional Spot instances, but its existing Spot
     *         instances continue to run until they are interrupted or terminated.
     *         </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     *         canceled and its Spot instances are terminating. </li> <li>
     *         <p><code>expired</code> - The Spot fleet request has expired. A
     *         subsequent event indicates that the instances were terminated, if the
     *         request was created with <code>TerminateInstancesWithExpiration</code>
     *         set. </li> <li> <p><code>modify_in_progress</code> - A request to
     *         modify the Spot fleet request was accepted and is in progress. </li>
     *         <li> <p><code>modify_successful</code> - The Spot fleet request was
     *         modified. </li> <li> <p><code>price_update</code> - The bid price for
     *         a launch configuration was adjusted because it was too high. This
     *         change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     *         fleet request is being evaluated and Amazon EC2 is preparing to launch
     *         the target number of Spot instances. </li> </ul> <p>The following are
     *         the <code>instanceChange</code> events. <ul> <li>
     *         <p><code>launched</code> - A bid was fulfilled and a new instance was
     *         launched. </li> <li> <p><code>terminated</code> - An instance was
     *         terminated by the user. </li> </ul>
     */
    public void setEventSubType(String eventSubType) {
        this.eventSubType = eventSubType;
    }
    
    /**
     * The event. <p>The following are the <code>error</code> events. <ul>
     * <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     * the required permissions either to launch or terminate an instance.
     * </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     * configuration is not valid and several attempts to launch instances
     * have failed. For more information, see the description of the event.
     * </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     * configuration is not valid. For more information, see the description
     * of the event. </li> <li>
     * <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     * limit on the number of Spot instances that you can launch. </li> </ul>
     * <p>The following are the <code>fleetRequestChange</code> events. <ul>
     * <li> <p><code>active</code> - The Spot fleet has been validated and
     * Amazon EC2 is attempting to maintain the target number of running Spot
     * instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     * canceled and has no running Spot instances. The Spot fleet will be
     * deleted two days after its instances were terminated. </li> <li>
     * <p><code>cancelled_running</code> - The Spot fleet is canceled and
     * will not launch additional Spot instances, but its existing Spot
     * instances continue to run until they are interrupted or terminated.
     * </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     * canceled and its Spot instances are terminating. </li> <li>
     * <p><code>expired</code> - The Spot fleet request has expired. A
     * subsequent event indicates that the instances were terminated, if the
     * request was created with <code>TerminateInstancesWithExpiration</code>
     * set. </li> <li> <p><code>modify_in_progress</code> - A request to
     * modify the Spot fleet request was accepted and is in progress. </li>
     * <li> <p><code>modify_successful</code> - The Spot fleet request was
     * modified. </li> <li> <p><code>price_update</code> - The bid price for
     * a launch configuration was adjusted because it was too high. This
     * change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     * fleet request is being evaluated and Amazon EC2 is preparing to launch
     * the target number of Spot instances. </li> </ul> <p>The following are
     * the <code>instanceChange</code> events. <ul> <li>
     * <p><code>launched</code> - A bid was fulfilled and a new instance was
     * launched. </li> <li> <p><code>terminated</code> - An instance was
     * terminated by the user. </li> </ul>
     * <p>
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param eventSubType The event. <p>The following are the <code>error</code> events. <ul>
     *         <li> <p><code>iamFleetRoleInvalid</code> - The Spot fleet did not have
     *         the required permissions either to launch or terminate an instance.
     *         </li> <li> <p><code>launchSpecTemporarilyBlacklisted</code> - The
     *         configuration is not valid and several attempts to launch instances
     *         have failed. For more information, see the description of the event.
     *         </li> <li> <p><code>spotFleetRequestConfigurationInvalid</code> - The
     *         configuration is not valid. For more information, see the description
     *         of the event. </li> <li>
     *         <p><code>spotInstanceCountLimitExceeded</code> - You've reached the
     *         limit on the number of Spot instances that you can launch. </li> </ul>
     *         <p>The following are the <code>fleetRequestChange</code> events. <ul>
     *         <li> <p><code>active</code> - The Spot fleet has been validated and
     *         Amazon EC2 is attempting to maintain the target number of running Spot
     *         instances. </li> <li> <p><code>cancelled</code> - The Spot fleet is
     *         canceled and has no running Spot instances. The Spot fleet will be
     *         deleted two days after its instances were terminated. </li> <li>
     *         <p><code>cancelled_running</code> - The Spot fleet is canceled and
     *         will not launch additional Spot instances, but its existing Spot
     *         instances continue to run until they are interrupted or terminated.
     *         </li> <li> <p><code>cancelled_terminating</code> - The Spot fleet is
     *         canceled and its Spot instances are terminating. </li> <li>
     *         <p><code>expired</code> - The Spot fleet request has expired. A
     *         subsequent event indicates that the instances were terminated, if the
     *         request was created with <code>TerminateInstancesWithExpiration</code>
     *         set. </li> <li> <p><code>modify_in_progress</code> - A request to
     *         modify the Spot fleet request was accepted and is in progress. </li>
     *         <li> <p><code>modify_successful</code> - The Spot fleet request was
     *         modified. </li> <li> <p><code>price_update</code> - The bid price for
     *         a launch configuration was adjusted because it was too high. This
     *         change is permanent. </li> <li> <p><code>submitted</code> - The Spot
     *         fleet request is being evaluated and Amazon EC2 is preparing to launch
     *         the target number of Spot instances. </li> </ul> <p>The following are
     *         the <code>instanceChange</code> events. <ul> <li>
     *         <p><code>launched</code> - A bid was fulfilled and a new instance was
     *         launched. </li> <li> <p><code>terminated</code> - An instance was
     *         terminated by the user. </li> </ul>
     *
     * @return A reference to this updated object so that method calls can be chained
     *         together.
     */
    public EventInformation withEventSubType(String eventSubType) {
        this.eventSubType = eventSubType;
        return this;
    }

    /**
     * The description of the event.
     *
     * @return The description of the event.
     */
    public String getEventDescription() {
        return eventDescription;
    }
    
    /**
     * The description of the event.
     *
     * @param eventDescription The description of the event.
     */
    public void setEventDescription(String eventDescription) {
        this.eventDescription = eventDescription;
    }
    
    /**
     * The description of the event.
     * <p>
     * Returns a reference to this object so that method calls can be chained together.
     *
     * @param eventDescription The description of the event.
     *
     * @return A reference to this updated object so that method calls can be chained
     *         together.
     */
    public EventInformation withEventDescription(String eventDescription) {
        this.eventDescription = eventDescription;
        return this;
    }

    /**
     * Returns a string representation of this object; useful for testing and
     * debugging.
     *
     * @return A string representation of this object.
     *
     * @see java.lang.Object#toString()
     */
    @Override
    public String toString() {
        StringBuilder sb = new StringBuilder();
        sb.append("{");
        if (getInstanceId() != null) sb.append("InstanceId: " + getInstanceId() + ",");
        if (getEventSubType() != null) sb.append("EventSubType: " + getEventSubType() + ",");
        if (getEventDescription() != null) sb.append("EventDescription: " + getEventDescription() );
        sb.append("}");
        return sb.toString();
    }
    
    @Override
    public int hashCode() {
        final int prime = 31;
        int hashCode = 1;
        
        hashCode = prime * hashCode + ((getInstanceId() == null) ? 0 : getInstanceId().hashCode()); 
        hashCode = prime * hashCode + ((getEventSubType() == null) ? 0 : getEventSubType().hashCode()); 
        hashCode = prime * hashCode + ((getEventDescription() == null) ? 0 : getEventDescription().hashCode()); 
        return hashCode;
    }
    
    @Override
    public boolean equals(Object obj) {
        if (this == obj) return true;
        if (obj == null) return false;

        if (obj instanceof EventInformation == false) return false;
        EventInformation other = (EventInformation)obj;
        
        if (other.getInstanceId() == null ^ this.getInstanceId() == null) return false;
        if (other.getInstanceId() != null && other.getInstanceId().equals(this.getInstanceId()) == false) return false; 
        if (other.getEventSubType() == null ^ this.getEventSubType() == null) return false;
        if (other.getEventSubType() != null && other.getEventSubType().equals(this.getEventSubType()) == false) return false; 
        if (other.getEventDescription() == null ^ this.getEventDescription() == null) return false;
        if (other.getEventDescription() != null && other.getEventDescription().equals(this.getEventDescription()) == false) return false; 
        return true;
    }
    
}