JobFlowInstancesDetail (AWS Java SDK for Amazon EMR 1.11.33 API)

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

All Implemented Interfaces:

Serializable, Cloneable
```
public class JobFlowInstancesDetail
extends Object
implements Serializable, Cloneable
```
Specify the type of Amazon EC2 instances to run the job flow on.

See Also:

Serialized Form

Constructor Summary

Constructors
Constructor and Description
`JobFlowInstancesDetail()` Default constructor for JobFlowInstancesDetail object.
`JobFlowInstancesDetail(String masterInstanceType, String slaveInstanceType, Integer instanceCount)` Constructs a new JobFlowInstancesDetail object.

Method Summary

All Methods Instance Methods Concrete Methods
Modifier and Type	Method and Description
`JobFlowInstancesDetail`	`clone()`
`boolean`	`equals(Object obj)`
`String`	`getEc2KeyName()` The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
`String`	`getEc2SubnetId()` For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
`String`	`getHadoopVersion()` The Hadoop version for the job flow.
`Integer`	`getInstanceCount()` The number of Amazon EC2 instances in the cluster.
`List<InstanceGroupDetail>`	`getInstanceGroups()` Details about the job flow's instance groups.
`Boolean`	`getKeepJobFlowAliveWhenNoSteps()` Specifies whether the job flow should terminate after completing all steps.
`String`	`getMasterInstanceId()` The Amazon EC2 instance identifier of the master node.
`String`	`getMasterInstanceType()` The Amazon EC2 master node instance type.
`String`	`getMasterPublicDnsName()` The DNS name of the master node.
`Integer`	`getNormalizedInstanceHours()` An approximation of the cost of the job flow, represented in m1.small/hours.
`PlacementType`	`getPlacement()` The Amazon EC2 Availability Zone for the job flow.
`String`	`getSlaveInstanceType()` The Amazon EC2 slave node instance type.
`Boolean`	`getTerminationProtected()` Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
`int`	`hashCode()`
`Boolean`	`isKeepJobFlowAliveWhenNoSteps()` Specifies whether the job flow should terminate after completing all steps.
`Boolean`	`isTerminationProtected()` Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
`void`	`setEc2KeyName(String ec2KeyName)` The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
`void`	`setEc2SubnetId(String ec2SubnetId)` For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
`void`	`setHadoopVersion(String hadoopVersion)` The Hadoop version for the job flow.
`void`	`setInstanceCount(Integer instanceCount)` The number of Amazon EC2 instances in the cluster.
`void`	`setInstanceGroups(Collection<InstanceGroupDetail> instanceGroups)` Details about the job flow's instance groups.
`void`	`setKeepJobFlowAliveWhenNoSteps(Boolean keepJobFlowAliveWhenNoSteps)` Specifies whether the job flow should terminate after completing all steps.
`void`	`setMasterInstanceId(String masterInstanceId)` The Amazon EC2 instance identifier of the master node.
`void`	`setMasterInstanceType(String masterInstanceType)` The Amazon EC2 master node instance type.
`void`	`setMasterPublicDnsName(String masterPublicDnsName)` The DNS name of the master node.
`void`	`setNormalizedInstanceHours(Integer normalizedInstanceHours)` An approximation of the cost of the job flow, represented in m1.small/hours.
`void`	`setPlacement(PlacementType placement)` The Amazon EC2 Availability Zone for the job flow.
`void`	`setSlaveInstanceType(String slaveInstanceType)` The Amazon EC2 slave node instance type.
`void`	`setTerminationProtected(Boolean terminationProtected)` Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
`String`	`toString()` Returns a string representation of this object; useful for testing and debugging.
`JobFlowInstancesDetail`	`withEc2KeyName(String ec2KeyName)` The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
`JobFlowInstancesDetail`	`withEc2SubnetId(String ec2SubnetId)` For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
`JobFlowInstancesDetail`	`withHadoopVersion(String hadoopVersion)` The Hadoop version for the job flow.
`JobFlowInstancesDetail`	`withInstanceCount(Integer instanceCount)` The number of Amazon EC2 instances in the cluster.
`JobFlowInstancesDetail`	`withInstanceGroups(Collection<InstanceGroupDetail> instanceGroups)` Details about the job flow's instance groups.
`JobFlowInstancesDetail`	`withInstanceGroups(InstanceGroupDetail... instanceGroups)` Details about the job flow's instance groups.
`JobFlowInstancesDetail`	`withKeepJobFlowAliveWhenNoSteps(Boolean keepJobFlowAliveWhenNoSteps)` Specifies whether the job flow should terminate after completing all steps.
`JobFlowInstancesDetail`	`withMasterInstanceId(String masterInstanceId)` The Amazon EC2 instance identifier of the master node.
`JobFlowInstancesDetail`	`withMasterInstanceType(String masterInstanceType)` The Amazon EC2 master node instance type.
`JobFlowInstancesDetail`	`withMasterPublicDnsName(String masterPublicDnsName)` The DNS name of the master node.
`JobFlowInstancesDetail`	`withNormalizedInstanceHours(Integer normalizedInstanceHours)` An approximation of the cost of the job flow, represented in m1.small/hours.
`JobFlowInstancesDetail`	`withPlacement(PlacementType placement)` The Amazon EC2 Availability Zone for the job flow.
`JobFlowInstancesDetail`	`withSlaveInstanceType(String slaveInstanceType)` The Amazon EC2 slave node instance type.
`JobFlowInstancesDetail`	`withTerminationProtected(Boolean terminationProtected)` Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.

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

- Constructor Detail
  - JobFlowInstancesDetail
```
public JobFlowInstancesDetail()
```
    Default constructor for JobFlowInstancesDetail object. Callers should use the setter or fluent setter (with...) methods to initialize the object after creating it.
  - JobFlowInstancesDetail
```
public JobFlowInstancesDetail(String masterInstanceType,
                              String slaveInstanceType,
                              Integer instanceCount)
```
    Constructs a new JobFlowInstancesDetail object. Callers should use the setter or fluent setter (with...) methods to initialize any additional object members.
    
    Parameters:
    
    masterInstanceType - The Amazon EC2 master node instance type.
    
    slaveInstanceType - The Amazon EC2 slave node instance type.
    
    instanceCount - The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
- Method Detail
  - setMasterInstanceType
```
public void setMasterInstanceType(String masterInstanceType)
```
    The Amazon EC2 master node instance type.
    
    Parameters:
    
    masterInstanceType - The Amazon EC2 master node instance type.
  - getMasterInstanceType
```
public String getMasterInstanceType()
```
    The Amazon EC2 master node instance type.
    
    Returns:
    
    The Amazon EC2 master node instance type.
  - withMasterInstanceType
```
public JobFlowInstancesDetail withMasterInstanceType(String masterInstanceType)
```
    The Amazon EC2 master node instance type.
    
    Parameters:
    
    masterInstanceType - The Amazon EC2 master node instance type.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setMasterPublicDnsName
```
public void setMasterPublicDnsName(String masterPublicDnsName)
```
    The DNS name of the master node.
    
    Parameters:
    
    masterPublicDnsName - The DNS name of the master node.
  - getMasterPublicDnsName
```
public String getMasterPublicDnsName()
```
    The DNS name of the master node.
    
    Returns:
    
    The DNS name of the master node.
  - withMasterPublicDnsName
```
public JobFlowInstancesDetail withMasterPublicDnsName(String masterPublicDnsName)
```
    The DNS name of the master node.
    
    Parameters:
    
    masterPublicDnsName - The DNS name of the master node.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setMasterInstanceId
```
public void setMasterInstanceId(String masterInstanceId)
```
    The Amazon EC2 instance identifier of the master node.
    
    Parameters:
    
    masterInstanceId - The Amazon EC2 instance identifier of the master node.
  - getMasterInstanceId
```
public String getMasterInstanceId()
```
    The Amazon EC2 instance identifier of the master node.
    
    Returns:
    
    The Amazon EC2 instance identifier of the master node.
  - withMasterInstanceId
```
public JobFlowInstancesDetail withMasterInstanceId(String masterInstanceId)
```
    The Amazon EC2 instance identifier of the master node.
    
    Parameters:
    
    masterInstanceId - The Amazon EC2 instance identifier of the master node.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setSlaveInstanceType
```
public void setSlaveInstanceType(String slaveInstanceType)
```
    The Amazon EC2 slave node instance type.
    
    Parameters:
    
    slaveInstanceType - The Amazon EC2 slave node instance type.
  - getSlaveInstanceType
```
public String getSlaveInstanceType()
```
    The Amazon EC2 slave node instance type.
    
    Returns:
    
    The Amazon EC2 slave node instance type.
  - withSlaveInstanceType
```
public JobFlowInstancesDetail withSlaveInstanceType(String slaveInstanceType)
```
    The Amazon EC2 slave node instance type.
    
    Parameters:
    
    slaveInstanceType - The Amazon EC2 slave node instance type.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setInstanceCount
```
public void setInstanceCount(Integer instanceCount)
```
    The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
    
    Parameters:
    
    instanceCount - The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
  - getInstanceCount
```
public Integer getInstanceCount()
```
    The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
    
    Returns:
    
    The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
  - withInstanceCount
```
public JobFlowInstancesDetail withInstanceCount(Integer instanceCount)
```
    The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
    
    Parameters:
    
    instanceCount - The number of Amazon EC2 instances in the cluster. If the value is 1, the same instance serves as both the master and slave node. If the value is greater than 1, one instance is the master node and all others are slave nodes.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - getInstanceGroups
```
public List<InstanceGroupDetail> getInstanceGroups()
```
    Details about the job flow's instance groups.
    
    Returns:
    
    Details about the job flow's instance groups.
  - setInstanceGroups
```
public void setInstanceGroups(Collection<InstanceGroupDetail> instanceGroups)
```
    Details about the job flow's instance groups.
    
    Parameters:
    
    instanceGroups - Details about the job flow's instance groups.
  - withInstanceGroups
```
public JobFlowInstancesDetail withInstanceGroups(InstanceGroupDetail... instanceGroups)
```
    Details about the job flow's instance groups.
    
    NOTE: This method appends the values to the existing list (if any). Use setInstanceGroups(java.util.Collection) or withInstanceGroups(java.util.Collection) if you want to override the existing values.
    
    Parameters:
    
    instanceGroups - Details about the job flow's instance groups.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - withInstanceGroups
```
public JobFlowInstancesDetail withInstanceGroups(Collection<InstanceGroupDetail> instanceGroups)
```
    Details about the job flow's instance groups.
    
    Parameters:
    
    instanceGroups - Details about the job flow's instance groups.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setNormalizedInstanceHours
```
public void setNormalizedInstanceHours(Integer normalizedInstanceHours)
```
    An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
    
    Parameters:
    
    normalizedInstanceHours - An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
  - getNormalizedInstanceHours
```
public Integer getNormalizedInstanceHours()
```
    An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
    
    Returns:
    
    An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
  - withNormalizedInstanceHours
```
public JobFlowInstancesDetail withNormalizedInstanceHours(Integer normalizedInstanceHours)
```
    An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
    
    Parameters:
    
    normalizedInstanceHours - An approximation of the cost of the job flow, represented in m1.small/hours. This value is incremented once for every hour an m1.small runs. Larger instances are weighted more, so an Amazon EC2 instance that is roughly four times more expensive would result in the normalized instance hours being incremented by four. This result is only an approximation and does not reflect the actual billing rate.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setEc2KeyName
```
public void setEc2KeyName(String ec2KeyName)
```
    The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
    
    Parameters:
    
    ec2KeyName - The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
  - getEc2KeyName
```
public String getEc2KeyName()
```
    The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
    
    Returns:
    
    The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
  - withEc2KeyName
```
public JobFlowInstancesDetail withEc2KeyName(String ec2KeyName)
```
    The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
    
    Parameters:
    
    ec2KeyName - The name of an Amazon EC2 key pair that can be used to ssh to the master node of job flow.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setEc2SubnetId
```
public void setEc2SubnetId(String ec2SubnetId)
```
    For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
    
    Parameters:
    
    ec2SubnetId - For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
  - getEc2SubnetId
```
public String getEc2SubnetId()
```
    For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
    
    Returns:
    
    For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
  - withEc2SubnetId
```
public JobFlowInstancesDetail withEc2SubnetId(String ec2SubnetId)
```
    For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
    
    Parameters:
    
    ec2SubnetId - For job flows launched within Amazon Virtual Private Cloud, this value specifies the identifier of the subnet where the job flow was launched.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setPlacement
```
public void setPlacement(PlacementType placement)
```
    The Amazon EC2 Availability Zone for the job flow.
    
    Parameters:
    
    placement - The Amazon EC2 Availability Zone for the job flow.
  - getPlacement
```
public PlacementType getPlacement()
```
    The Amazon EC2 Availability Zone for the job flow.
    
    Returns:
    
    The Amazon EC2 Availability Zone for the job flow.
  - withPlacement
```
public JobFlowInstancesDetail withPlacement(PlacementType placement)
```
    The Amazon EC2 Availability Zone for the job flow.
    
    Parameters:
    
    placement - The Amazon EC2 Availability Zone for the job flow.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - setKeepJobFlowAliveWhenNoSteps
```
public void setKeepJobFlowAliveWhenNoSteps(Boolean keepJobFlowAliveWhenNoSteps)
```
    Specifies whether the job flow should terminate after completing all steps.
    
    Parameters:
    
    keepJobFlowAliveWhenNoSteps - Specifies whether the job flow should terminate after completing all steps.
  - getKeepJobFlowAliveWhenNoSteps
```
public Boolean getKeepJobFlowAliveWhenNoSteps()
```
    Specifies whether the job flow should terminate after completing all steps.
    
    Returns:
    
    Specifies whether the job flow should terminate after completing all steps.
  - withKeepJobFlowAliveWhenNoSteps
```
public JobFlowInstancesDetail withKeepJobFlowAliveWhenNoSteps(Boolean keepJobFlowAliveWhenNoSteps)
```
    Specifies whether the job flow should terminate after completing all steps.
    
    Parameters:
    
    keepJobFlowAliveWhenNoSteps - Specifies whether the job flow should terminate after completing all steps.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - isKeepJobFlowAliveWhenNoSteps
```
public Boolean isKeepJobFlowAliveWhenNoSteps()
```
    Specifies whether the job flow should terminate after completing all steps.
    
    Returns:
    
    Specifies whether the job flow should terminate after completing all steps.
  - setTerminationProtected
```
public void setTerminationProtected(Boolean terminationProtected)
```
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
    
    Parameters:
    
    terminationProtected - Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
  - getTerminationProtected
```
public Boolean getTerminationProtected()
```
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
    
    Returns:
    
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
  - withTerminationProtected
```
public JobFlowInstancesDetail withTerminationProtected(Boolean terminationProtected)
```
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
    
    Parameters:
    
    terminationProtected - Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - isTerminationProtected
```
public Boolean isTerminationProtected()
```
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
    
    Returns:
    
    Specifies whether the Amazon EC2 instances in the cluster are protected from termination by API calls, user intervention, or in the event of a job flow error.
  - setHadoopVersion
```
public void setHadoopVersion(String hadoopVersion)
```
    The Hadoop version for the job flow.
    
    Parameters:
    
    hadoopVersion - The Hadoop version for the job flow.
  - getHadoopVersion
```
public String getHadoopVersion()
```
    The Hadoop version for the job flow.
    
    Returns:
    
    The Hadoop version for the job flow.
  - withHadoopVersion
```
public JobFlowInstancesDetail withHadoopVersion(String hadoopVersion)
```
    The Hadoop version for the job flow.
    
    Parameters:
    
    hadoopVersion - The Hadoop version for the job flow.
    
    Returns:
    
    Returns a reference to this object so that method calls can be chained together.
  - toString
```
public String toString()
```
    Returns a string representation of this object; useful for testing and debugging.
    
    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 JobFlowInstancesDetail clone()
```
    Overrides:
    
    clone in class Object

Class JobFlowInstancesDetail

Constructor Summary

Method Summary

Methods inherited from class java.lang.Object

Constructor Detail

JobFlowInstancesDetail

JobFlowInstancesDetail

Method Detail

setMasterInstanceType

getMasterInstanceType

withMasterInstanceType

setMasterPublicDnsName

getMasterPublicDnsName

withMasterPublicDnsName

setMasterInstanceId

getMasterInstanceId

withMasterInstanceId

setSlaveInstanceType

getSlaveInstanceType

withSlaveInstanceType

setInstanceCount

getInstanceCount

withInstanceCount

getInstanceGroups

setInstanceGroups

withInstanceGroups

withInstanceGroups

setNormalizedInstanceHours

getNormalizedInstanceHours

withNormalizedInstanceHours

setEc2KeyName

getEc2KeyName

withEc2KeyName

setEc2SubnetId

getEc2SubnetId

withEc2SubnetId

setPlacement

getPlacement

withPlacement

setKeepJobFlowAliveWhenNoSteps

getKeepJobFlowAliveWhenNoSteps

withKeepJobFlowAliveWhenNoSteps

isKeepJobFlowAliveWhenNoSteps

setTerminationProtected

getTerminationProtected

withTerminationProtected

isTerminationProtected

setHadoopVersion

getHadoopVersion

withHadoopVersion

toString

equals

hashCode

clone