org.apache.tez.dag.api

Enum EdgeProperty.SchedulingType

java.lang.Object

java.lang.Enum<EdgeProperty.SchedulingType>

org.apache.tez.dag.api.EdgeProperty.SchedulingType

All Implemented Interfaces:

Serializable, Comparable<EdgeProperty.SchedulingType>

Enclosing class:

EdgeProperty

public static enum EdgeProperty.SchedulingType
extends Enum<EdgeProperty.SchedulingType>

Determines when the destination task is eligible to run, once the source task is eligible to run.

Enum Constant Summary

Enum Constants

Enum Constant and Description
CONCURRENT Destination task must run concurrently with the source task.
SEQUENTIAL Destination task is eligible to run after one or more of its source tasks have started or completed.

Method Summary

Methods

Modifier and Type	Method and Description
static EdgeProperty.SchedulingType	valueOf(String name) Returns the enum constant of this type with the specified name.
static EdgeProperty.SchedulingType[]	values() Returns an array containing the constants of this enum type, in the order they are declared.

Methods inherited from class java.lang.Enum

clone, compareTo, equals, finalize, getDeclaringClass, hashCode, name, ordinal, toString, valueOf

Methods inherited from class java.lang.Object

getClass, notify, notifyAll, wait, wait, wait

Enum Constant Detail

SEQUENTIAL

public static final EdgeProperty.SchedulingType SEQUENTIAL

Destination task is eligible to run after one or more of its source tasks have started or completed.

CONCURRENT

@InterfaceStability.Unstable
public static final EdgeProperty.SchedulingType CONCURRENT

Destination task must run concurrently with the source task. This is not supported yet.

Method Detail

values

public static EdgeProperty.SchedulingType[] values()

Returns an array containing the constants of this enum type, in the order they are declared. This method may be used to iterate over the constants as follows:

for (EdgeProperty.SchedulingType c : EdgeProperty.SchedulingType.values())
    System.out.println(c);

Returns:

an array containing the constants of this enum type, in the order they are declared

valueOf

public static EdgeProperty.SchedulingType valueOf(String name)

Returns the enum constant of this type with the specified name. The string must match exactly an identifier used to declare an enum constant in this type. (Extraneous whitespace characters are not permitted.)

Parameters:

name - the name of the enum constant to be returned.

Returns:

the enum constant with the specified name

Throws:

IllegalArgumentException - if this enum type has no constant with the specified name

NullPointerException - if the argument is null