org.jppf.client.monitoring

Class AbstractComponent<E extends AbstractComponent>

java.lang.Object

org.jppf.client.monitoring.AbstractComponent<E>

Type Parameters:

E - the type of component.

All Implemented Interfaces:

Serializable

Direct Known Subclasses:

AbstractJobComponent, AbstractTopologyComponent

public abstract class AbstractComponent<E extends AbstractComponent>
extends Object
implements Serializable

Base superclass for components of a JPPF grid topology. This class proivdes an API to navigate the topology tree and attributes common to all ellements in te tree.

Since:

5.1

See Also:

Serialized Form

Field Summary

Fields

Modifier and Type	Field and Description
protected Map<String,E>	children The children of this component.
protected E	parent The parent of this component.
protected String	uuid The uuid of this component.

Constructor Summary

Constructors

Modifier	Constructor and Description
protected	AbstractComponent(String uuid) Initialize this component witht he specified uuid.

Method Summary

Modifier and Type	Method and Description
boolean	equals(Object obj)
E	getChild(String uuid) Get the child with the specified uuid.
int	getChildCount() Get the number of children of this topology component.
List<E>	getChildren() Get the children of this component in a thread-safe way.
String	getDisplayName() Get a user-friendly representation of this topology component.
E	getParent() Get the parent of this compponent.
String	getUuid() Get the uuid of this ocmponent.
int	hashCode()

Methods inherited from class java.lang.Object

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

Field Detail

children

protected final transient Map<String,E extends AbstractComponent> children

The children of this component.

parent

protected transient E extends AbstractComponent parent

The parent of this component.

uuid

protected final String uuid

The uuid of this component.

Constructor Detail

AbstractComponent

protected AbstractComponent(String uuid)

Initialize this component witht he specified uuid.

Parameters:

uuid - the uuid assigned to this component.

Method Detail

getParent

public E getParent()

Get the parent of this compponent.

Returns:

the parent as a AbstractComponent instance.

getChild

public E getChild(String uuid)

Get the child with the specified uuid.

Parameters:

uuid - the uuid of the child to look for.

Returns:

a AbstractComponent or null if there is no child with this uuid.

getChildCount

public int getChildCount()

Get the number of children of this topology component.

Returns:

the number of children.

getChildren

public List<E> getChildren()

Get the children of this component in a thread-safe way. The returned list is a copy of the list of children and can be mainupalted without affect the internal state of this object.

Returns:

a list of AbstractComponent instances.

getUuid

public String getUuid()

Get the uuid of this ocmponent.

Returns:

the uuid as a strring.

getDisplayName

public String getDisplayName()

Get a user-friendly representation of this topology component.

Returns:

a displayable string representing this object.

hashCode

public int hashCode()

Overrides:

hashCode in class Object

equals

public boolean equals(Object obj)

Overrides:

equals in class Object