co.cask.coopr.scheduler.dag

Class TaskNode

java.lang.Object

co.cask.coopr.scheduler.dag.TaskNode

public class TaskNode
extends Object

Represents an action as a node of the TaskDag. It contains the task, service, and the host where the task runs.

Constructor Summary

Constructors

Constructor and Description
TaskNode(String hostId, String taskName, String service)

Method Summary

Methods

Modifier and Type	Method and Description
boolean	equals(Object o)
String	getHostId() Get the id of the Node associated with this task node.
String	getService() Get the name of the service the task is for or empty if the task is a task on the machine on not on a service on the machine.
String	getTaskName() Get the name of the task to execute.
int	hashCode()
String	toString()

Methods inherited from class java.lang.Object

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

Constructor Detail

TaskNode

public TaskNode(String hostId,
        String taskName,
        String service)

Method Detail

getHostId

public String getHostId()

Get the id of the Node associated with this task node. It is called host id to avoid confusion between a TaskNode, which is a node in the DAG but which represents a task, and a node in a cluster, which is a machine with some hardware, image, and services on it.

Returns:

id of the Node this task will be executed on.

getTaskName

public String getTaskName()

Get the name of the task to execute. For example, create, confirm, bootstrap, install, etc.

Returns:

Name of the task to execute.

getService

public String getService()

Get the name of the service the task is for or empty if the task is a task on the machine on not on a service on the machine.

Returns:

Name of the service the task is for or empty if the task is not related to a service.

equals

public boolean equals(Object o)

Overrides:

equals in class Object

hashCode

public int hashCode()

Overrides:

hashCode in class Object

toString

public String toString()

Overrides:

toString in class Object