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org.apache.oozie
Class BundleEngine

java.lang.Object
  org.apache.oozie.BaseEngine
      org.apache.oozie.BundleEngine

public class BundleEngine
extends BaseEngine

Field Summary

Fields inherited from class org.apache.oozie.BaseEngine

authToken, USE_XCOMMAND, user

Constructor Summary

BundleEngine()
Create a system Bundle engine, with no user and no group.

BundleEngine(String user, String authToken)
Create a Bundle engine to perform operations on behave of a user.

Method Summary

void	change(String jobId, String changeValue) Change a coordinator job.
String	dryrunSubmit(org.apache.hadoop.conf.Configuration conf, boolean startJob)
BundleJobBean	getBundleJob(String jobId)
BundleJobInfo	getBundleJobs(String filterStr, int start, int len) Get bundle jobs
org.apache.oozie.client.CoordinatorJob	getCoordJob(String jobId) Return the info about a coord job.
org.apache.oozie.client.CoordinatorJob	getCoordJob(String jobId, int start, int length) Return the info about a coord job with actions subset.
String	getDefinition(String jobId) Return the a job definition.
org.apache.oozie.client.WorkflowJob	getJob(String jobId) Return the info about a wf job.
org.apache.oozie.client.WorkflowJob	getJob(String jobId, int start, int length) Return the info about a wf job with actions subset.
String	getJobIdForExternalId(String externalId) Return the workflow Job ID for an external ID.
void	kill(String jobId) Kill a job.
void	reRun(String jobId, org.apache.hadoop.conf.Configuration conf) Deprecated.
void	reRun(String jobId, String coordScope, String dateScope, boolean refresh, boolean noCleanup) Rerun Bundle actions for given rerunType
void	resume(String jobId) Resume a job.
void	start(String jobId) Start a job.
void	streamLog(String jobId, Writer writer) Stream the log of a job.
String	submitJob(org.apache.hadoop.conf.Configuration conf, boolean startJob) Submit a job.
void	suspend(String jobId) Suspend a job.

Methods inherited from class org.apache.oozie.BaseEngine

getAuthToken, getUser

Methods inherited from class java.lang.Object

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

Constructor Detail

BundleEngine

public BundleEngine()

Create a system Bundle engine, with no user and no group.

BundleEngine

public BundleEngine(String user,
                    String authToken)

Create a Bundle engine to perform operations on behave of a user.

Parameters:

user - user name.

authToken - the authentication token.

Method Detail

change

public void change(String jobId,
                   String changeValue)
            throws BundleEngineException

Description copied from class: BaseEngine

Change a coordinator job.

Specified by:

change in class BaseEngine

Parameters:

jobId - job Id.

changeValue - change value.

Throws:

BundleEngineException

dryrunSubmit

public String dryrunSubmit(org.apache.hadoop.conf.Configuration conf,
                           boolean startJob)
                    throws BundleEngineException

Specified by:

dryrunSubmit in class BaseEngine

Throws:

BundleEngineException

getCoordJob

public org.apache.oozie.client.CoordinatorJob getCoordJob(String jobId)
                                                   throws BundleEngineException

Description copied from class: BaseEngine

Return the info about a coord job.

Specified by:

getCoordJob in class BaseEngine

Parameters:

jobId - job Id.

Returns:

the coord job info.

Throws:

BundleEngineException

getBundleJob

public BundleJobBean getBundleJob(String jobId)
                           throws BundleEngineException

Throws:

BundleEngineException

getCoordJob

public org.apache.oozie.client.CoordinatorJob getCoordJob(String jobId,
                                                          int start,
                                                          int length)
                                                   throws BundleEngineException

Description copied from class: BaseEngine

Return the info about a coord job with actions subset.

Specified by:

getCoordJob in class BaseEngine

Parameters:

jobId - job Id.

start - starting from this index in the list of actions belonging to the job

length - number of actions to be returned

Returns:

the coord job info.

Throws:

BundleEngineException

getDefinition

public String getDefinition(String jobId)
                     throws BundleEngineException

Description copied from class: BaseEngine

Return the a job definition.

Specified by:

getDefinition in class BaseEngine

Parameters:

jobId - job Id.

Returns:

the job definition.

Throws:

BundleEngineException

getJob

public org.apache.oozie.client.WorkflowJob getJob(String jobId)
                                           throws BundleEngineException

Description copied from class: BaseEngine

Return the info about a wf job.

Specified by:

getJob in class BaseEngine

Parameters:

jobId - job Id.

Returns:

the workflow job info.

Throws:

BundleEngineException

getJob

public org.apache.oozie.client.WorkflowJob getJob(String jobId,
                                                  int start,
                                                  int length)
                                           throws BundleEngineException

Description copied from class: BaseEngine

Return the info about a wf job with actions subset.

Specified by:

getJob in class BaseEngine

Parameters:

jobId - job Id

start - starting from this index in the list of actions belonging to the job

length - number of actions to be returned

Returns:

the workflow job info.

Throws:

BundleEngineException

getJobIdForExternalId

public String getJobIdForExternalId(String externalId)
                             throws BundleEngineException

Description copied from class: BaseEngine

Return the workflow Job ID for an external ID.

This is reverse lookup for recovery purposes.

Specified by:

getJobIdForExternalId in class BaseEngine

Parameters:

externalId - external ID provided at job submission time.

Returns:

the associated workflow job ID if any, null if none.

Throws:

BundleEngineException

kill

public void kill(String jobId)
          throws BundleEngineException

Description copied from class: BaseEngine

Kill a job.

Specified by:

kill in class BaseEngine

Parameters:

jobId - job Id.

Throws:

BundleEngineException

reRun

@Deprecated
public void reRun(String jobId,
                             org.apache.hadoop.conf.Configuration conf)
           throws BundleEngineException

Deprecated.

Description copied from class: BaseEngine

Rerun a job.

Specified by:

reRun in class BaseEngine

Parameters:

jobId - job Id to rerun.

conf - configuration information for the rerun.

Throws:

BundleEngineException

reRun

public void reRun(String jobId,
                  String coordScope,
                  String dateScope,
                  boolean refresh,
                  boolean noCleanup)
           throws BaseEngineException

Rerun Bundle actions for given rerunType

Parameters:

jobId - bundle job id

coordScope - the rerun scope for coordinator job names separated by ","

dateScope - the rerun scope for coordinator nominal times separated by ","

refresh - true if user wants to refresh input/outpur dataset urls

noCleanup - false if user wants to cleanup output events for given rerun actions

Throws:

BaseEngineException - thrown if failed to rerun

resume

public void resume(String jobId)
            throws BundleEngineException

Description copied from class: BaseEngine

Resume a job.

Specified by:

resume in class BaseEngine

Parameters:

jobId - job Id.

Throws:

BundleEngineException

start

public void start(String jobId)
           throws BundleEngineException

Description copied from class: BaseEngine

Start a job.

Specified by:

start in class BaseEngine

Parameters:

jobId - job Id.

Throws:

BundleEngineException

streamLog

public void streamLog(String jobId,
                      Writer writer)
               throws IOException,
                      BundleEngineException

Description copied from class: BaseEngine

Stream the log of a job.

Specified by:

streamLog in class BaseEngine

Parameters:

jobId - job Id.

writer - writer to stream the log to.

Throws:

IOException - thrown if the log cannot be streamed.

BundleEngineException

submitJob

public String submitJob(org.apache.hadoop.conf.Configuration conf,
                        boolean startJob)
                 throws BundleEngineException

Description copied from class: BaseEngine

Submit a job.

It validates configuration properties.

Specified by:

submitJob in class BaseEngine

Parameters:

conf - job configuration.

startJob - indicates if the job should be started or not.

Returns:

the job Id.

Throws:

BundleEngineException

suspend

public void suspend(String jobId)
             throws BundleEngineException

Description copied from class: BaseEngine

Suspend a job.

Specified by:

suspend in class BaseEngine

Parameters:

jobId - job Id.

Throws:

BundleEngineException

getBundleJobs

public BundleJobInfo getBundleJobs(String filterStr,
                                   int start,
                                   int len)
                            throws BundleEngineException

Get bundle jobs

Parameters:

filterStr - the filter string

start - start location for paging

len - total length to get

Returns:

bundle job info

Throws:

BundleEngineException - thrown if failed to get bundle job info