Package com.yahoo.vespa.model.application.validation.change

Class RedundancyIncreaseValidator

java.lang.Object

com.yahoo.vespa.model.application.validation.change.RedundancyIncreaseValidator

All Implemented Interfaces:

ChangeValidator

public class RedundancyIncreaseValidator
extends Object
implements ChangeValidator

Checks that redundancy is not increased (without a validation override), as that may easily cause the cluster to run out of reasources.

Author:

bratseth

Constructor Summary

Constructors

Constructor	Description
RedundancyIncreaseValidator()

Method Summary

Modifier and Type	Method	Description
List<com.yahoo.config.model.api.ConfigChangeAction>	validate(VespaModel current, VespaModel next, com.yahoo.config.application.api.ValidationOverrides overrides, Instant now)	Validates the current active vespa model with the next model.

Methods inherited from class java.lang.Object

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

Constructor Detail

RedundancyIncreaseValidator

public RedundancyIncreaseValidator()

Method Detail

validate

public List<com.yahoo.config.model.api.ConfigChangeAction> validate(VespaModel current,
                                                                    VespaModel next,
                                                                    com.yahoo.config.application.api.ValidationOverrides overrides,
                                                                    Instant now)

Description copied from interface: ChangeValidator

Validates the current active vespa model with the next model. Both current and next should be non-null.

Specified by:

validate in interface ChangeValidator

Parameters:

current - the current active model

next - the next model we would like to activate

overrides - validation overrides

now - the instant to use as now

Returns:

a list of actions specifying what needs to be done in order to activate the new model. Return an empty list if nothing needs to be done