org.finra.hqlunit.script

Class MultiExpressionScript

java.lang.Object

org.finra.hqlunit.script.MultiExpressionScript

All Implemented Interfaces:

HqlScript

public class MultiExpressionScript
extends Object
implements HqlScript

Runs an hql script containing multiple expressions, using the ScriptSplitter utility to derive individual expressions

Constructor Summary

Constructors

Constructor and Description
MultiExpressionScript(TextResource expressionResource) Constructs a MultiExpressionScript

Method Summary

Modifier and Type	Method and Description
void	runScript(org.apache.spark.sql.hive.HiveContext hqlContext) Splits the bundled hql script into multiple expressions using ScriptSlitter utility class Each expression is run on the provided HiveContext
org.apache.spark.sql.Row[]	runScriptReturnResults(org.apache.spark.sql.hive.HiveContext hqlContext) Splits the bundled hql script into multiple expressions using ScriptSlitter utility class Each expression is run on the provided HiveContext

Methods inherited from class java.lang.Object

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

Constructor Detail

MultiExpressionScript

public MultiExpressionScript(TextResource expressionResource)

Constructs a MultiExpressionScript

Parameters:

expressionResource - a TextResource containing an hql script for MultiExpressionScript to run

Method Detail

runScript

public void runScript(org.apache.spark.sql.hive.HiveContext hqlContext)

Splits the bundled hql script into multiple expressions using ScriptSlitter utility class Each expression is run on the provided HiveContext

Specified by:

runScript in interface HqlScript

Parameters:

hqlContext - an HqlContext, as provided by spark through the TestHiveServer TestRule, used to run hql expressions

runScriptReturnResults

public org.apache.spark.sql.Row[] runScriptReturnResults(org.apache.spark.sql.hive.HiveContext hqlContext)

Splits the bundled hql script into multiple expressions using ScriptSlitter utility class Each expression is run on the provided HiveContext

Specified by:

runScriptReturnResults in interface HqlScript

Parameters:

hqlContext - an HqlContext, as provided by spark through the TestHiveServer TestRule, used to run hql expressions

Returns:

the row results acquired from the last executed expression