org.apache.oozie.action.hadoop
Class ShellActionExecutor

java.lang.Object
  extended by org.apache.oozie.action.ActionExecutor
      extended by org.apache.oozie.action.hadoop.JavaActionExecutor
          extended by org.apache.oozie.action.hadoop.ShellActionExecutor

public class ShellActionExecutor
extends JavaActionExecutor


Nested Class Summary
 
Nested classes/interfaces inherited from class org.apache.oozie.action.ActionExecutor
ActionExecutor.Context
 
Field Summary
 String OOZIE_LAUNCHER_CHILD_ENV
          Config property name to set the child environment
 
Fields inherited from class org.apache.oozie.action.hadoop.JavaActionExecutor
ACL_MODIFY_JOB, ACL_VIEW_JOB, log, MAX_EXTERNAL_STATS_SIZE, MAX_EXTERNAL_STATS_SIZE_DEFAULT, OOZIE_COMMON_LIBDIR
 
Fields inherited from class org.apache.oozie.action.ActionExecutor
CONF_PREFIX, ERROR_OTHER, MAX_RETRIES, requiresNNJT, RETRY_INTERVAL
 
Constructor Summary
ShellActionExecutor()
           
 
Method Summary
protected  void addDefaultChildEnv(org.apache.hadoop.conf.Configuration conf)
          This method sets the PATH to current working directory for the launched map task from where shell command will run.
protected  List<Class> getLauncherClasses()
           
protected  String getLauncherMain(org.apache.hadoop.conf.Configuration launcherConf, org.jdom.Element actionXml)
           
protected  void setListInConf(String tag, org.jdom.Element actionXml, org.apache.hadoop.conf.Configuration actionConf, String key, boolean checkKeyValue)
          This method read a list of tag from an XML element and set the Configuration accordingly
protected  org.apache.hadoop.conf.Configuration setupLauncherConf(org.apache.hadoop.conf.Configuration conf, org.jdom.Element actionXml, org.apache.hadoop.fs.Path appPath, ActionExecutor.Context context)
           
 
Methods inherited from class org.apache.oozie.action.hadoop.JavaActionExecutor
addActionLibs, addShareLib, check, createBaseHadoopConf, createJobClient, end, getActionCredentialsProperties, getActionData, getCaptureOutput, getCredProperties, getDefaultShareLibName, getLauncherJarName, getMaxExternalStatsSize, getShareLibName, initActionType, isCompleted, kill, parseJobXmlAndConfiguration, prepareActionDir, setCredentialPropertyToActionConf, setCredentialTokens, start, submitLauncher
 
Methods inherited from class org.apache.oozie.action.ActionExecutor
convertException, disableInit, enableInit, getActionDir, getActionDirPath, getActionSignal, getMaxRetries, getOozieConf, getOozieRuntimeDir, getOozieSystemId, getRetryInterval, getType, registerError, resetInitInfo, setMaxRetries, setRetryInterval
 
Methods inherited from class java.lang.Object
clone, equals, finalize, getClass, hashCode, notify, notifyAll, toString, wait, wait, wait
 

Field Detail

OOZIE_LAUNCHER_CHILD_ENV

public String OOZIE_LAUNCHER_CHILD_ENV
Config property name to set the child environment

Constructor Detail

ShellActionExecutor

public ShellActionExecutor()
Method Detail

getLauncherClasses

protected List<Class> getLauncherClasses()
Overrides:
getLauncherClasses in class JavaActionExecutor

getLauncherMain

protected String getLauncherMain(org.apache.hadoop.conf.Configuration launcherConf,
                                 org.jdom.Element actionXml)
Overrides:
getLauncherMain in class JavaActionExecutor

setListInConf

protected void setListInConf(String tag,
                             org.jdom.Element actionXml,
                             org.apache.hadoop.conf.Configuration actionConf,
                             String key,
                             boolean checkKeyValue)
                      throws ActionExecutorException
This method read a list of tag from an XML element and set the Configuration accordingly

Parameters:
tag -
actionXml -
actionConf -
key -
checkKeyValue -
Throws:
ActionExecutorException

setupLauncherConf

protected org.apache.hadoop.conf.Configuration setupLauncherConf(org.apache.hadoop.conf.Configuration conf,
                                                                 org.jdom.Element actionXml,
                                                                 org.apache.hadoop.fs.Path appPath,
                                                                 ActionExecutor.Context context)
                                                          throws ActionExecutorException
Throws:
ActionExecutorException

addDefaultChildEnv

protected void addDefaultChildEnv(org.apache.hadoop.conf.Configuration conf)
This method sets the PATH to current working directory for the launched map task from where shell command will run.

Parameters:
conf -


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