org.finra.hqlunit.script

Class SingleExpressionScript

java.lang.Object

org.finra.hqlunit.script.SingleExpressionScript

All Implemented Interfaces:

HqlScript

public class SingleExpressionScript
extends Object
implements HqlScript

Runs a single hql expression, with no heed for comments or scripts with multiple expressions in them

Constructor Summary

Constructors

Constructor and Description
SingleExpressionScript(TextResource expressionResource) Constructs a SingleExpressionScript The provided hql script will be run as a single expression with no pre-processing

Method Summary

Modifier and Type	Method and Description
void	runScript(org.apache.spark.sql.hive.HiveContext hqlContext) Runs the hql contained in the constructor given TextResource, treating it as a single expression with no comments
org.apache.spark.sql.Row[]	runScriptReturnResults(org.apache.spark.sql.hive.HiveContext hqlContext) Runs the hql contained in the constructor given TextResource, treating it as a single expression with no comments

Methods inherited from class java.lang.Object

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

Constructor Detail

SingleExpressionScript

public SingleExpressionScript(TextResource expressionResource)

Constructs a SingleExpressionScript The provided hql script will be run as a single expression with no pre-processing

Parameters:

expressionResource - a TextResource, properly containing one hql expression with no comments or such

Method Detail

runScript

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

Runs the hql contained in the constructor given TextResource, treating it as a single expression with no comments

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)

Runs the hql contained in the constructor given TextResource, treating it as a single expression with no comments

Specified by:

runScriptReturnResults in interface HqlScript

Parameters:

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

Returns:

a result set of Rows produced by running the hql script or expressions represented by this HqlScript