org.infinispan.commons.api.functional.Status Maven / Gradle / Ivy
package org.infinispan.commons.api.functional;
//TODO: Component status is in core/, not commons :(
import org.infinispan.commons.util.Experimental;
/**
* Different states a component may be in.
*
* @since 8.0
*/
@Experimental
public enum Status {
/**
* Object has been instantiated, but start() has not been called.
*/
INSTANTIATED,
/**
* The start() method has been called but not yet completed.
*/
INITIALIZING,
/**
* The start() method has been completed and the component is running.
*/
RUNNING,
/**
* The stop() method has been called but has not yet completed.
*/
STOPPING,
/**
* The stop() method has completed and the component has terminated.
*/
TERMINATED,
/**
* The component is in a failed state due to a problem with one of the other lifecycle transition phases.
*/
FAILED;
public boolean needToDestroyFailedCache() {
return this == Status.FAILED;
}
public boolean startAllowed() {
switch (this) {
case INSTANTIATED:
return true;
default:
return false;
}
}
public boolean needToInitializeBeforeStart() {
switch (this) {
case TERMINATED:
return true;
default:
return false;
}
}
public boolean stopAllowed() {
switch (this) {
case INSTANTIATED:
case TERMINATED:
case STOPPING:
case INITIALIZING:
return false;
default:
return true;
}
}
public boolean allowInvocations() {
return this == Status.RUNNING;
}
public boolean startingUp() {
return this == Status.INITIALIZING || this == Status.INSTANTIATED;
}
public boolean isTerminated() {
return this == Status.TERMINATED;
}
public boolean isStopping() {
return this == Status.STOPPING;
}
}