org.apache.oozie.command.wf
Class SubmitHttpCommand

java.lang.Object
  org.apache.oozie.command.Command<T,WorkflowStore>
      org.apache.oozie.command.wf.WorkflowCommand<String>
          org.apache.oozie.command.wf.SubmitHttpCommand

All Implemented Interfaces:

Callable<String>, XCallable<String>

Direct Known Subclasses:

SubmitMRCommand, SubmitPigCommand

public abstract class SubmitHttpCommand
extends WorkflowCommand<String>

Field Summary

protected static Set<String>	MANDATORY_OOZIE_CONFS
protected static Set<String>	OPTIONAL_OOZIE_CONFS
static String	USE_SYSTEM_LIBPATH_FOR_MR_PIG_JOBS

Fields inherited from class org.apache.oozie.command.Command

dryrun, instrumentation, LOCK_FAILURE_REQUEUE_INTERVAL

Constructor Summary

SubmitHttpCommand(String name, String type, org.apache.hadoop.conf.Configuration conf, String authToken)

Method Summary

protected String	call(WorkflowStore store) DagCallable subclasses must implement this method to perform their task.
protected abstract String	getWorkflowXml(org.apache.hadoop.conf.Configuration conf) Generate workflow xml from conf object

Methods inherited from class org.apache.oozie.command.wf.WorkflowCommand

getStoreClass

Methods inherited from class org.apache.oozie.command.Command

call, execute, getCreatedTime, getInstrumentation, getKey, getName, getPriority, getType, incrCommandCounter, incrJobCounter, incrJobCounter, lock, logQueueCallableFalse, queueCallable, queueCallable, queueCallable, queueCallableForException, resetLogInfoAction, resetLogInfoWorkflow, setLogInfo, setLogInfo, setLogInfo, setLogInfo, toString

Methods inherited from class java.lang.Object

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

Field Detail

USE_SYSTEM_LIBPATH_FOR_MR_PIG_JOBS

public static final String USE_SYSTEM_LIBPATH_FOR_MR_PIG_JOBS

See Also:

Constant Field Values

MANDATORY_OOZIE_CONFS

protected static final Set<String> MANDATORY_OOZIE_CONFS

OPTIONAL_OOZIE_CONFS

protected static final Set<String> OPTIONAL_OOZIE_CONFS

Constructor Detail

SubmitHttpCommand

public SubmitHttpCommand(String name,
                         String type,
                         org.apache.hadoop.conf.Configuration conf,
                         String authToken)

Method Detail

getWorkflowXml

protected abstract String getWorkflowXml(org.apache.hadoop.conf.Configuration conf)

Generate workflow xml from conf object

Parameters:

conf - the configuration object

Returns:

workflow xml def string representation

call

protected String call(WorkflowStore store)
               throws StoreException,
                      CommandException

Description copied from class: Command

DagCallable subclasses must implement this method to perform their task.

The workflow store works in transactional mode. The transaction is committed only if this method ends successfully. Otherwise the transaction is rolledback.

Specified by:

call in class Command<String,WorkflowStore>

Parameters:

store - the workflow store instance for the callable, null if the callable does not use a store.

Returns:

the return value of the callable.

Throws:

StoreException - thrown if the workflow store could not perform an operation.

CommandException - thrown if the command could not perform its operation.