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Spring for Apache Hadoop | ||||||||
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java.lang.Objectorg.springframework.yarn.support.YarnUtils
public class YarnUtils
Different utilities.
| Constructor Summary | |
|---|---|
YarnUtils()
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| Method Summary | |
|---|---|
static org.springframework.dao.DataAccessException |
convertYarnAccessException(java.io.IOException e)
Converts IOException to a Spring dao exception. |
static org.springframework.dao.DataAccessException |
convertYarnAccessException(org.apache.hadoop.ipc.RemoteException e)
Converts RemoteException to a Spring dao exception. |
static org.springframework.dao.DataAccessException |
convertYarnAccessException(org.apache.hadoop.yarn.exceptions.YarnException e)
Converts YarnException to a Spring dao exception. |
static org.springframework.dao.DataAccessException |
convertYarnAccessException(org.apache.hadoop.yarn.exceptions.YarnRuntimeException e)
Converts YarnRuntimeException to a Spring dao exception. |
static java.net.InetSocketAddress |
getAddress(org.apache.hadoop.conf.Configuration conf)
Gets the address. |
static org.apache.hadoop.yarn.api.records.ApplicationAttemptId |
getApplicationAttemptId(java.util.Map<java.lang.String,java.lang.String> environment)
Gets ApplicationAttemptId from environment variables. |
static java.lang.String |
getPrincipal(org.apache.hadoop.conf.Configuration conf)
Gets the principal. |
static java.lang.String |
getUserName(org.apache.hadoop.conf.Configuration conf)
Gets the user name. |
static org.apache.hadoop.conf.Configuration |
merge(org.apache.hadoop.conf.Configuration base,
org.apache.hadoop.conf.Configuration merge)
Merge configurations together. |
static java.lang.String |
toString(org.apache.hadoop.conf.Configuration conf)
Better toString() for hadoop Configuration. |
| Methods inherited from class java.lang.Object |
|---|
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait |
| Constructor Detail |
|---|
public YarnUtils()
| Method Detail |
|---|
public static org.springframework.dao.DataAccessException convertYarnAccessException(org.apache.hadoop.yarn.exceptions.YarnRuntimeException e)
YarnRuntimeException to a Spring dao exception.
e - the YarnRuntimeException
DataAccessExceptionpublic static org.springframework.dao.DataAccessException convertYarnAccessException(java.io.IOException e)
IOException to a Spring dao exception.
e - the IOException
DataAccessExceptionpublic static org.springframework.dao.DataAccessException convertYarnAccessException(org.apache.hadoop.ipc.RemoteException e)
RemoteException to a Spring dao exception.
e - the RemoteException
DataAccessExceptionpublic static org.springframework.dao.DataAccessException convertYarnAccessException(org.apache.hadoop.yarn.exceptions.YarnException e)
YarnException to a Spring dao exception.
e - the YarnException
DataAccessExceptionpublic static org.apache.hadoop.yarn.api.records.ApplicationAttemptId getApplicationAttemptId(java.util.Map<java.lang.String,java.lang.String> environment)
ApplicationAttemptId from environment variables.
environment - Map of environment variables
ApplicationAttemptId
public static java.lang.String getPrincipal(org.apache.hadoop.conf.Configuration conf)
throws java.io.IOException
conf - the conf
java.io.IOException - Signals that an I/O exception has occurred.public static java.lang.String getUserName(org.apache.hadoop.conf.Configuration conf)
conf - the Yarn configuration
public static java.net.InetSocketAddress getAddress(org.apache.hadoop.conf.Configuration conf)
conf - the Yarn configuration
public static org.apache.hadoop.conf.Configuration merge(org.apache.hadoop.conf.Configuration base,
org.apache.hadoop.conf.Configuration merge)
base - the configuration to merge tomerge - the configuration to merge
public static java.lang.String toString(org.apache.hadoop.conf.Configuration conf)
Configuration.
conf - the configuration
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