/*************************************************************************
* Copyright 2009-2013 Eucalyptus Systems, Inc.
*
* This program is free software: you can redistribute it and/or modify
* it under the terms of the GNU General Public License as published by
* the Free Software Foundation; version 3 of the License.
*
* This program is distributed in the hope that it will be useful,
* but WITHOUT ANY WARRANTY; without even the implied warranty of
* MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
* GNU General Public License for more details.
*
* You should have received a copy of the GNU General Public License
* along with this program. If not, see http://www.gnu.org/licenses/.
*
* Please contact Eucalyptus Systems, Inc., 6755 Hollister Ave., Goleta
* CA 93117, USA or visit http://www.eucalyptus.com/licenses/ if you need
* additional information or have any questions.
************************************************************************/
package com.eucalyptus.autoscaling.common.internal.instances;
import javax.annotation.Nullable;
import com.google.common.base.Predicate;
/**
*
*/
public enum HealthStatus implements Predicate<AutoScalingInstance> {
/**
* Instance is healthy
*/
Healthy,
/**
* Instance is unhealthy
*/
Unhealthy,
;
/**
* State matching predicate.
*
* @param instance The instance to match
* @return True if the instance is in this state
*/
@Override
public boolean apply( @Nullable final AutoScalingInstance instance ) {
return instance != null && this == instance.getHealthStatus();
}
/**
* Get a Predicate for view matching.
*/
public Predicate<AutoScalingInstanceCoreView> forView() {
return new Predicate<AutoScalingInstanceCoreView>() {
@Override
public boolean apply( @Nullable final AutoScalingInstanceCoreView instance ) {
return instance != null && HealthStatus.this == instance.getHealthStatus();
}
};
}
}