Package org.apache.flink.kubernetes.operator.observer.deployment

Class AbstractDeploymentObserver

java.lang.Object

org.apache.flink.kubernetes.operator.observer.deployment.AbstractDeploymentObserver

All Implemented Interfaces:

Observer<FlinkDeployment>

Direct Known Subclasses:

ApplicationObserver, SessionObserver

public abstract class AbstractDeploymentObserver
extends java.lang.Object
implements Observer<FlinkDeployment>

The base observer.

Field Summary

Fields

Modifier and Type	Field	Description
protected FlinkConfigManager	configManager
protected EventRecorder	eventRecorder
protected FlinkService	flinkService
protected org.slf4j.Logger	logger

Constructor Summary

Constructors

Constructor	Description
AbstractDeploymentObserver(FlinkService flinkService, FlinkConfigManager configManager, EventRecorder eventRecorder)

Method Summary

Modifier and Type	Method	Description
protected void	clearErrorsIfDeploymentIsHealthy(FlinkDeployment dep)
protected boolean	isJmDeploymentReady(FlinkDeployment dep)
protected boolean	isSuspendedJob(FlinkDeployment deployment)
void	observe(FlinkDeployment flinkApp, io.javaoperatorsdk.operator.api.reconciler.Context context)	Observe the flinkApp status, It will reflect the changed status on the flinkApp resource.
protected abstract void	observeFlinkCluster(FlinkDeployment flinkApp, io.javaoperatorsdk.operator.api.reconciler.Context context, org.apache.flink.configuration.Configuration deployedConfig)	Observe the flinkApp status when the cluster is ready.
protected void	observeJmDeployment(FlinkDeployment flinkApp, io.javaoperatorsdk.operator.api.reconciler.Context context, org.apache.flink.configuration.Configuration effectiveConfig)

Methods inherited from class java.lang.Object

clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait

Field Detail

logger

protected final org.slf4j.Logger logger

flinkService

protected final FlinkService flinkService

configManager

protected final FlinkConfigManager configManager

eventRecorder

protected final EventRecorder eventRecorder

Constructor Detail

AbstractDeploymentObserver

public AbstractDeploymentObserver(FlinkService flinkService,
                                  FlinkConfigManager configManager,
                                  EventRecorder eventRecorder)

Method Detail

observe

public void observe(FlinkDeployment flinkApp,
                    io.javaoperatorsdk.operator.api.reconciler.Context context)

Description copied from interface: Observer

Observe the flinkApp status, It will reflect the changed status on the flinkApp resource.

Specified by:

observe in interface Observer<FlinkDeployment>

Parameters:

flinkApp - the target custom resource

context - the context with which the operation is executed

observeJmDeployment

protected void observeJmDeployment(FlinkDeployment flinkApp,
                                   io.javaoperatorsdk.operator.api.reconciler.Context context,
                                   org.apache.flink.configuration.Configuration effectiveConfig)

isJmDeploymentReady

protected boolean isJmDeploymentReady(FlinkDeployment dep)

clearErrorsIfDeploymentIsHealthy

protected void clearErrorsIfDeploymentIsHealthy(FlinkDeployment dep)

isSuspendedJob

protected boolean isSuspendedJob(FlinkDeployment deployment)

observeFlinkCluster

protected abstract void observeFlinkCluster(FlinkDeployment flinkApp,
                                            io.javaoperatorsdk.operator.api.reconciler.Context context,
                                            org.apache.flink.configuration.Configuration deployedConfig)

Observe the flinkApp status when the cluster is ready. It will be implemented by child class to reflect the changed status on the flinkApp resource.

Parameters:

flinkApp - the target flinkDeployment resource

context - the context with which the operation is executed

deployedConfig - config that is deployed on the Flink cluster