org.apache.hadoop.mapred

类 JobQueueInfo

java.lang.Object

org.apache.hadoop.mapred.JobQueueInfo

所有已实现的接口:

Writable

public class JobQueueInfo
extends Object
implements Writable

Class that contains the information regarding the Job Queues which are maintained by the Hadoop Map/Reduce framework.

构造器概要

构造器

构造器和说明
JobQueueInfo()
JobQueueInfo(String queueName, String schedulingInfo) Construct a new JobQueueInfo object using the queue name and the scheduling information passed.

方法概要

方法

限定符和类型	方法和说明
String	getQueueName() Get the queue name from JobQueueInfo
String	getQueueState() Return the queue state
String	getSchedulingInfo() Gets the scheduling information associated to particular job queue.
void	readFields(DataInput in) Deserialize the fields of this object from in.
void	setQueueName(String queueName) Set the queue name of the JobQueueInfo
void	setQueueState(String state) Set the state of the queue
void	setSchedulingInfo(String schedulingInfo) Set the scheduling information associated to particular job queue
void	write(DataOutput out) Serialize the fields of this object to out.

从类继承的方法 java.lang.Object

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

构造器详细资料

JobQueueInfo

public JobQueueInfo()

JobQueueInfo

public JobQueueInfo(String queueName,
            String schedulingInfo)

Construct a new JobQueueInfo object using the queue name and the scheduling information passed.

参数:

queueName - Name of the job queue

schedulingInfo - Scheduling Information associated with the job queue

方法详细资料

setQueueName

public void setQueueName(String queueName)

Set the queue name of the JobQueueInfo

参数:

queueName - Name of the job queue.

getQueueName

public String getQueueName()

Get the queue name from JobQueueInfo

返回:

queue name

setSchedulingInfo

public void setSchedulingInfo(String schedulingInfo)

Set the scheduling information associated to particular job queue

参数:

schedulingInfo -

getSchedulingInfo

public String getSchedulingInfo()

Gets the scheduling information associated to particular job queue. If nothing is set would return "N/A"

返回:

Scheduling information associated to particular Job Queue

setQueueState

public void setQueueState(String state)

Set the state of the queue

参数:

state - state of the queue.

getQueueState

public String getQueueState()

Return the queue state

返回:

the queue state.

readFields

public void readFields(DataInput in)
                throws IOException

从接口复制的说明: Writable

Deserialize the fields of this object from in.

For efficiency, implementations should attempt to re-use storage in the existing object where possible.

指定者:

readFields 在接口中 Writable

参数:

in - DataInput to deseriablize this object from.

抛出:

IOException

write

public void write(DataOutput out)
           throws IOException

从接口复制的说明: Writable

Serialize the fields of this object to out.

指定者:

write 在接口中 Writable

参数:

out - DataOuput to serialize this object into.

抛出:

IOException