org.infinispan.lifecycle.ComponentStatus Maven / Gradle / Ivy
package org.infinispan.lifecycle;
/**
* Different states a component may be in.
*
* @author Manik Surtani
* @see org.infinispan.commons.api.Lifecycle
* @since 4.0
*/
public enum ComponentStatus {
/**
* 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 == ComponentStatus.FAILED;
}
public boolean startAllowed() {
return this == ComponentStatus.INSTANTIATED;
}
public boolean needToInitializeBeforeStart() {
return this == ComponentStatus.TERMINATED;
}
public boolean stopAllowed() {
switch (this) {
case INSTANTIATED:
case TERMINATED:
case STOPPING:
return false;
default:
return true;
}
}
public boolean allowInvocations() {
return this == ComponentStatus.RUNNING;
}
public boolean startingUp() {
return this == ComponentStatus.INITIALIZING || this == ComponentStatus.INSTANTIATED;
}
public boolean isTerminated() {
return this == ComponentStatus.TERMINATED;
}
public boolean isStopping() {
return this == ComponentStatus.STOPPING;
}
}
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