类 org.apache.hadoop.mapred.JobPriority
的使用

使用JobPriority的程序包

程序包	说明
org.apache.hadoop.mapred	A software framework for easily writing applications which process vast amounts of data (multi-terabyte data-sets) parallelly on large clusters (thousands of nodes) built of commodity hardware in a reliable, fault-tolerant manner.
org.apache.hadoop.tools.rumen	Rumen is a data extraction and analysis tool built for Apache Hadoop.

org.apache.hadoop.mapred中JobPriority的使用

返回JobPriority的org.apache.hadoop.mapred中的方法

限定符和类型	方法和说明
JobPriority	JobStatus.getJobPriority() Return the priority of the job
JobPriority	JobConf.getJobPriority() Get the JobPriority for this job.
JobPriority	JobInProgress.getPriority()
static JobPriority	JobPriority.valueOf(String name) 返回带有指定名称的该类型的枚举常量。
static JobPriority[]	JobPriority.values() 按照声明该枚举类型的常量的顺序, 返回 包含这些常量的数组。

参数类型为JobPriority的org.apache.hadoop.mapred中的方法

限定符和类型	方法和说明
static void	JobHistory.JobInfo.logJobPriority(JobID jobid, JobPriority priority) Log job's priority.
void	JobStatus.setJobPriority(JobPriority jp) Set the priority of the job, defaulting to NORMAL.
void	JobConf.setJobPriority(JobPriority prio) Set JobPriority for this job.
void	JobInProgress.setPriority(JobPriority priority)

参数类型为JobPriority的org.apache.hadoop.mapred中的构造器

构造器和说明
JobStatus(JobID jobid, float setupProgress, float mapProgress, float reduceProgress, float cleanupProgress, int runState, JobPriority jp) Create a job status object for a given jobid.
JobStatus(JobID jobid, float mapProgress, float reduceProgress, float cleanupProgress, int runState, JobPriority jp) Create a job status object for a given jobid.

org.apache.hadoop.tools.rumen中JobPriority的使用

返回JobPriority的org.apache.hadoop.tools.rumen中的方法

限定符和类型	方法和说明
JobPriority	JobPriorityChangeEvent.getPriority() Get the job priority

参数类型为JobPriority的org.apache.hadoop.tools.rumen中的构造器

构造器和说明
JobPriorityChangeEvent(JobID id, JobPriority priority) Generate an event to record changes in Job priority