org.finra.herd.service.activiti.task

Class BaseAddEmrStep

java.lang.Object

org.finra.herd.service.activiti.task.BaseJavaDelegate

org.finra.herd.service.activiti.task.BaseAddEmrStep

All Implemented Interfaces:

org.activiti.engine.delegate.JavaDelegate

Direct Known Subclasses:

AddEmrHadoopJarStep, AddEmrHiveStep, AddEmrPigStep, AddEmrShellStep

public abstract class BaseAddEmrStep
extends BaseJavaDelegate

Base class for all Activiti "add step" tasks.

Field Summary

Fields

Modifier and Type	Field and Description
protected org.activiti.engine.delegate.Expression	accountId
protected org.activiti.engine.delegate.Expression	continueOnError
protected org.activiti.engine.delegate.Expression	emrClusterDefinitionName
protected org.activiti.engine.delegate.Expression	emrClusterId
protected org.activiti.engine.delegate.Expression	emrClusterName
protected org.activiti.engine.delegate.Expression	namespace
protected org.activiti.engine.delegate.Expression	scriptArguments
protected org.activiti.engine.delegate.Expression	scriptLocation
protected org.activiti.engine.delegate.Expression	stepName
static String	VARIABLE_EMR_STEP_ID

Fields inherited from class org.finra.herd.service.activiti.task.BaseJavaDelegate

activitiHelper, activitiRuntimeHelper, activitiService, configurationDaoHelper, daoHelper, herdStringHelper, jobDefinitionDao, jobDefinitionDaoHelper, jobDefinitionHelper, jsonHelper, userNamespaceAuthorizationHelper, VARIABLE_JSON_RESPONSE, xmlHelper

Constructor Summary

Constructors

Constructor and Description
BaseAddEmrStep()

Method Summary

Modifier and Type	Method and Description
protected void	addEmrStepAndSetWorkflowVariables(Object request, org.activiti.engine.delegate.DelegateExecution execution) Adds the Step to EMR cluster, and sets the step id as workflow variable.
protected String	getAccountId(org.activiti.engine.delegate.DelegateExecution execution)
protected boolean	getContinueOnError(org.activiti.engine.delegate.DelegateExecution execution) Gets the continueOnError value from the DelegateExecution
protected String	getEmrClusterDefinitionName(org.activiti.engine.delegate.DelegateExecution execution) Gets the emr cluster definition name from the DelegateExecution
protected String	getEmrClusterId(org.activiti.engine.delegate.DelegateExecution execution) Gets the EMR cluster ID
protected String	getEmrClusterName(org.activiti.engine.delegate.DelegateExecution execution) Gets the cluster name from the DelegateExecution
protected String	getNamespace(org.activiti.engine.delegate.DelegateExecution execution) Gets the namespace from the DelegateExecution
protected List<String>	getScriptArguments(org.activiti.engine.delegate.DelegateExecution execution) Gets the script arguments from the DelegateExecution, delimited and escaped as a list.
protected String	getScriptLocation(org.activiti.engine.delegate.DelegateExecution execution) Gets the scriptLocation from the DelegateExecution
protected String	getStepName(org.activiti.engine.delegate.DelegateExecution execution) Gets the step name from the DelegateExecution
protected void	populateCommonParams(Object request, org.activiti.engine.delegate.DelegateExecution execution) Populates common parameters.

Methods inherited from class org.finra.herd.service.activiti.task.BaseJavaDelegate

execute, executeImpl, getApplicationUser, getRequestObject, handleException, isSpringInitialized, logInputParameters, logTaskExecutionTime, setJsonResponseAsWorkflowVariable, setJsonResponseAsWorkflowVariable, setSecurityContext, setSpringInitialized, setTaskWorkflowVariable, setTaskWorkflowVariable

Methods inherited from class java.lang.Object

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

Field Detail

VARIABLE_EMR_STEP_ID

public static final String VARIABLE_EMR_STEP_ID

See Also:

Constant Field Values

namespace

protected org.activiti.engine.delegate.Expression namespace

emrClusterDefinitionName

protected org.activiti.engine.delegate.Expression emrClusterDefinitionName

emrClusterName

protected org.activiti.engine.delegate.Expression emrClusterName

stepName

protected org.activiti.engine.delegate.Expression stepName

continueOnError

protected org.activiti.engine.delegate.Expression continueOnError

scriptLocation

protected org.activiti.engine.delegate.Expression scriptLocation

scriptArguments

protected org.activiti.engine.delegate.Expression scriptArguments

emrClusterId

protected org.activiti.engine.delegate.Expression emrClusterId

accountId

protected org.activiti.engine.delegate.Expression accountId

Constructor Detail

BaseAddEmrStep

public BaseAddEmrStep()

Method Detail

addEmrStepAndSetWorkflowVariables

protected void addEmrStepAndSetWorkflowVariables(Object request,
                                                 org.activiti.engine.delegate.DelegateExecution execution)
                                          throws Exception

Adds the Step to EMR cluster, and sets the step id as workflow variable.

Parameters:

request - the EmrStepsAddRequest

execution - the DelegateExecution

Throws:

Exception - if any problems were encountered.

getNamespace

protected String getNamespace(org.activiti.engine.delegate.DelegateExecution execution)

Gets the namespace from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

namespace

getEmrClusterDefinitionName

protected String getEmrClusterDefinitionName(org.activiti.engine.delegate.DelegateExecution execution)

Gets the emr cluster definition name from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

emr cluster definition name

getEmrClusterName

protected String getEmrClusterName(org.activiti.engine.delegate.DelegateExecution execution)

Gets the cluster name from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

cluster name

getStepName

protected String getStepName(org.activiti.engine.delegate.DelegateExecution execution)

Gets the step name from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

step name

getContinueOnError

protected boolean getContinueOnError(org.activiti.engine.delegate.DelegateExecution execution)

Gets the continueOnError value from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

ContinueOnError

getScriptLocation

protected String getScriptLocation(org.activiti.engine.delegate.DelegateExecution execution)

Gets the scriptLocation from the DelegateExecution

Parameters:

execution - the DelegateExecution

Returns:

ScriptLocation

getScriptArguments

protected List<String> getScriptArguments(org.activiti.engine.delegate.DelegateExecution execution)

Gets the script arguments from the DelegateExecution, delimited and escaped as a list.

Parameters:

execution - the DelegateExecution

Returns:

script arguments

getEmrClusterId

protected String getEmrClusterId(org.activiti.engine.delegate.DelegateExecution execution)

Gets the EMR cluster ID

Parameters:

execution - The delegate execution

Returns:

The EMR cluster ID

getAccountId

protected String getAccountId(org.activiti.engine.delegate.DelegateExecution execution)

populateCommonParams

protected void populateCommonParams(Object request,
                                    org.activiti.engine.delegate.DelegateExecution execution)

Populates common parameters.

Parameters:

request - the request.

execution - the delegate execution.