PlacementGroupConfig (AWS SDK for Java

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AWS SDK for Java 1.x API Reference - 1.12.795

We announced the upcoming end-of-support for AWS SDK for Java (v1). We recommend that you migrate to AWS SDK for Java v2. For dates, additional details, and information on how to migrate, please refer to the linked announcement.

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com.amazonaws.services.elasticmapreduce.model

Class PlacementGroupConfig

java.lang.Object
- com.amazonaws.services.elasticmapreduce.model.PlacementGroupConfig

All Implemented Interfaces:

StructuredPojo, Serializable, Cloneable
```
@Generated(value="com.amazonaws:aws-java-sdk-code-generator")
public class PlacementGroupConfig
extends Object
implements Serializable, Cloneable, StructuredPojo 
```
Placement group configuration for an Amazon EMR cluster. The configuration specifies the placement strategy that can be applied to instance roles during cluster creation.

To use this configuration, consider attaching managed policy AmazonElasticMapReducePlacementGroupPolicy to the Amazon EMR role.

See Also:

AWS API Documentation, Serialized Form

Constructor Summary

Constructors
Constructor and Description

PlacementGroupConfig ()

Constructors
Constructor and Description
`PlacementGroupConfig ()`

Method Summary

All Methods
Modifier and Type	Method and Description
`PlacementGroupConfig`	`clone ()`
`boolean`	`equals (Object obj)`
`String`	`getInstanceRole ()` Role of the instance in the cluster.
`String`	`getPlacementStrategy ()` Amazon EC2 Placement Group strategy associated with instance role.
`int`	`hashCode ()`
`void`	`marshall (ProtocolMarshaller protocolMarshaller)` Marshalls this structured data using the given `ProtocolMarshaller`.
`void`	`setInstanceRole (String instanceRole)` Role of the instance in the cluster.
`void`	`setPlacementStrategy (String placementStrategy)` Amazon EC2 Placement Group strategy associated with instance role.
`String`	`toString ()` Returns a string representation of this object.
`PlacementGroupConfig`	`withInstanceRole (InstanceRoleType instanceRole)` Role of the instance in the cluster.
`PlacementGroupConfig`	`withInstanceRole (String instanceRole)` Role of the instance in the cluster.
`PlacementGroupConfig`	`withPlacementStrategy (PlacementGroupStrategy placementStrategy)` Amazon EC2 Placement Group strategy associated with instance role.
`PlacementGroupConfig`	`withPlacementStrategy (String placementStrategy)` Amazon EC2 Placement Group strategy associated with instance role.

Methods inherited from class java.lang.Object
getClass, notify, notifyAll, wait, wait, wait

- Constructor Detail
  - PlacementGroupConfig
```
public PlacementGroupConfig()
```
- Method Detail
  - setInstanceRole
```
public void setInstanceRole(String instanceRole)
```
    Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Parameters:
    
    instanceRole - Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    See Also:
    
    InstanceRoleType
  - getInstanceRole
```
public String getInstanceRole()
```
    Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Returns:
    
    Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    See Also:
    
    InstanceRoleType
  - withInstanceRole
```
public PlacementGroupConfig withInstanceRole(String instanceRole)
```
    Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Parameters:
    
    instanceRole - Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
    
    See Also:
    
    InstanceRoleType
  - withInstanceRole
```
public PlacementGroupConfig withInstanceRole(InstanceRoleType instanceRole)
```
    Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Parameters:
    
    instanceRole - Role of the instance in the cluster.
    
    Starting with Amazon EMR release 5.23.0, the only supported instance role is MASTER.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
    
    See Also:
    
    InstanceRoleType
  - setPlacementStrategy
```
public void setPlacementStrategy(String placementStrategy)
```
    Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Parameters:
    
    placementStrategy - Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    See Also:
    
    PlacementGroupStrategy
  - getPlacementStrategy
```
public String getPlacementStrategy()
```
    Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Returns:
    
    Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    See Also:
    
    PlacementGroupStrategy
  - withPlacementStrategy
```
public PlacementGroupConfig withPlacementStrategy(String placementStrategy)
```
    Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Parameters:
    
    placementStrategy - Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
    
    See Also:
    
    PlacementGroupStrategy
  - withPlacementStrategy
```
public PlacementGroupConfig withPlacementStrategy(PlacementGroupStrategy placementStrategy)
```
    Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Parameters:
    
    placementStrategy - Amazon EC2 Placement Group strategy associated with instance role.
    
    Starting with Amazon EMR release 5.23.0, the only supported placement strategy is SPREAD for the MASTER instance role.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
    
    See Also:
    
    PlacementGroupStrategy
  - toString
```
public String toString()
```
    Returns a string representation of this object. This is useful for testing and debugging. Sensitive data will be redacted from this string using a placeholder value.
    
    Overrides:
    
    toString in class Object
    
    Returns:
    
    A string representation of this object.
    
    See Also:
    
    Object.toString()
  - equals
```
public boolean equals(Object obj)
```
    Overrides:
    
    equals in class Object
  - hashCode
```
public int hashCode()
```
    Overrides:
    
    hashCode in class Object
  - clone
```
public PlacementGroupConfig clone()
```
    Overrides:
    
    clone in class Object
  - marshall
```
public void marshall(ProtocolMarshaller protocolMarshaller)
```
    Description copied from interface: StructuredPojo
    
    Marshalls this structured data using the given ProtocolMarshaller.
    
    Specified by:
    
    marshall in interface StructuredPojo
    
    Parameters:
    
    protocolMarshaller - Implementation of ProtocolMarshaller used to marshall this object's data.

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AWS SDK for Java 1.x API Reference - 1.12.795

Class PlacementGroupConfig

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

PlacementGroupConfig

Method Detail

setInstanceRole

getInstanceRole

withInstanceRole

withInstanceRole

setPlacementStrategy

getPlacementStrategy

withPlacementStrategy

withPlacementStrategy

toString

equals

hashCode

clone

marshall