Package com.yahoo.config.model.producer

Class TreeConfigProducer<CHILD extends AnyConfigProducer>

java.lang.Object

com.yahoo.config.model.producer.AnyConfigProducer

com.yahoo.config.model.producer.TreeConfigProducer<CHILD>

All Implemented Interfaces:

com.yahoo.config.ConfigInstance.Producer, ConfigProducer, Serializable

Direct Known Subclasses:

AbstractConfigProducerRoot, AbstractService, Admin, ApplicationConfigProducerRoot, Chain, Chains, Client, ClusterControllerCluster, Component, ConfigProducerGroup, ConfigserverCluster, ContainerCluster, ContentCluster, ContentSearchCluster, DistributorCluster, Host, HostSystem, Http, ModelConfigProvider, PersistenceEngine, SearchCluster, SimpleConfigProducer, StorageCluster

public abstract class TreeConfigProducer<CHILD extends AnyConfigProducer>
extends AnyConfigProducer

Superclass for all producers with children. Config producers constructs and returns config instances on request.

Author:

gjoranv, arnej

See Also:

• Serialized Form

Field Summary

Fields inherited from class com.yahoo.config.model.producer.AnyConfigProducer

log

Constructor Summary

Constructors

Constructor	Description
TreeConfigProducer(TreeConfigProducer parent, String subId)	Creates a new TreeConfigProducer with the given parent and subId.
TreeConfigProducer(String subId)	Create an config producer with a configId only.

Method Summary

Modifier and Type	Method	Description
protected void	addChild(CHILD child)	Adds a child to this config producer.
protected void	addDescendantService(Service s)
Map<String,CHILD>	getChildren()	Returns this ConfigProducer's children (only 1st level)
<J extends AnyConfigProducer> List<J>	getChildrenByTypeRecursive(Class<J> type)
protected ClassLoader	getConfigClassLoader(String producerName)
List<Service>	getDescendantServices()	Returns a list of all the children of this who are instances of Service
void	removeChild(CHILD child)
void	validate()	check constraints depending on the state of the vespamodel graph.

Methods inherited from class com.yahoo.config.model.producer.AnyConfigProducer

addConfigId, addUserConfig, cascadeConfig, currentConfigId, findInheritedClassLoader, getConfigId, getMonitoringService, getParent, getRoot, getSubId, getUserConfigs, hostSystem, mergeUserConfigs, remove, setParent, setUserConfigs, stateIsHosted

Methods inherited from class java.lang.Object

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

Methods inherited from interface com.yahoo.vespa.model.ConfigProducer

dump

Constructor Details

TreeConfigProducer

public TreeConfigProducer(TreeConfigProducer parent,
 String subId)

Creates a new TreeConfigProducer with the given parent and subId. This constructor will add the resulting producer to the children of parent.

Parameters:

parent - the parent of this ConfigProducer

subId - the fragment of the config id for the producer

TreeConfigProducer

public TreeConfigProducer(String subId)

Create an config producer with a configId only. Used e.g. to create root nodes, and producers that are given children after construction using addChild(AnyConfigProducer).

Parameters:

subId - The sub configId. Note that this can be prefixed when calling addChild with this producer as arg.

Method Details

addChild

protected void addChild(CHILD child)

Adds a child to this config producer.

Parameters:

child - the child config producer to add

removeChild

public void removeChild(CHILD child)

getChildren

public Map<String,CHILD> getChildren()

Returns this ConfigProducer's children (only 1st level)

getChildrenByTypeRecursive

public <J extends AnyConfigProducer> List<J> getChildrenByTypeRecursive(Class<J> type)

getDescendantServices

public List<Service> getDescendantServices()

Returns a list of all the children of this who are instances of Service

Specified by:

getDescendantServices in interface ConfigProducer

Overrides:

getDescendantServices in class AnyConfigProducer

addDescendantService

protected void addDescendantService(Service s)

getConfigClassLoader

protected ClassLoader getConfigClassLoader(String producerName)

Overrides:

getConfigClassLoader in class AnyConfigProducer

validate

public void validate()
              throws Exception

Description copied from interface: ConfigProducer

check constraints depending on the state of the vespamodel graph. When overriding, you must invoke super.

Specified by:

validate in interface ConfigProducer

Overrides:

validate in class AnyConfigProducer

Throws:

Exception