alluxio.cli.hdfs

Class HdfsVersionValidationTask

java.lang.Object

alluxio.cli.AbstractValidationTask

alluxio.cli.hdfs.HdfsVersionValidationTask

All Implemented Interfaces:

ValidationTask

public class HdfsVersionValidationTask
extends AbstractValidationTask

Validates if the HDFS version works with the UFS version specified in alluxio configuration.

Field Summary

Fields

Modifier and Type	Field and Description
static java.lang.String	CDH_PREFIX
static java.lang.String	HADOOP_PREFIX

Constructor Summary

Constructors

Constructor and Description
HdfsVersionValidationTask(AlluxioConfiguration conf) Creates a new instance of HdfsVersionValidationTask for validating HDFS version.

Method Summary

Modifier and Type	Method and Description
protected java.lang.String	getHadoopVersion()
java.lang.String	getName()
protected java.lang.String	parseVersion(java.lang.String output)
ValidationTaskResult	validateImpl(java.util.Map<java.lang.String,java.lang.String> optionMap)

Methods inherited from class alluxio.cli.AbstractValidationTask

getOptionList, validate

Methods inherited from class java.lang.Object

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

Field Detail

HADOOP_PREFIX

public static final java.lang.String HADOOP_PREFIX

See Also:

Constant Field Values

CDH_PREFIX

public static final java.lang.String CDH_PREFIX

See Also:

Constant Field Values

Constructor Detail

HdfsVersionValidationTask

public HdfsVersionValidationTask(AlluxioConfiguration conf)

Creates a new instance of HdfsVersionValidationTask for validating HDFS version.

Parameters:

conf - configuration

Method Detail

getName

public java.lang.String getName()

parseVersion

protected java.lang.String parseVersion(java.lang.String output)

validateImpl

public ValidationTaskResult validateImpl(java.util.Map<java.lang.String,java.lang.String> optionMap)
                                  throws java.lang.InterruptedException

Specified by:

validateImpl in class AbstractValidationTask

Throws:

java.lang.InterruptedException

getHadoopVersion

protected java.lang.String getHadoopVersion()
                                     throws java.io.IOException

Throws:

java.io.IOException