Package org.rumbledb.runtime.flwor

Class NativeClauseContext

java.lang.Object

org.rumbledb.runtime.flwor.NativeClauseContext

public class NativeClauseContext
extends Object

This class describes the context of a native clause and is used when processing FLWOR expressions without UDF

Field Summary

Fields

Modifier and Type	Field	Description
static final NativeClauseContext	NoNativeQuery

Constructor Summary

Constructors

Constructor	Description
NativeClauseContext(FLWOR_CLAUSES clauseType, org.apache.spark.sql.types.StructType schema, DynamicContext context)
NativeClauseContext(NativeClauseContext sibling)
NativeClauseContext(NativeClauseContext sibling, String newResultingQuery, SequenceType resultingType)

Method Summary

Modifier and Type	Method	Description
void	addConditionalColumn(String name)
void	addPositionalVariableName(Name name)
void	addSortingColumn(String name, boolean descending)
Name	addVariable()
Name	addVariable(Name name)
void	clearConditionalColumns()
void	clearSortingColumns()
NativeClauseContext	createChild()
List<String>	getConditionalColumns()
Name	getPositionalVariableName()
Name	getVariable(Name name)
void	setRowId(String rowIdField)
String	toString()

Methods inherited from class java.lang.Object

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

Field Details

NoNativeQuery

public static final NativeClauseContext NoNativeQuery

Constructor Details

NativeClauseContext

public NativeClauseContext(FLWOR_CLAUSES clauseType,
 org.apache.spark.sql.types.StructType schema,
 DynamicContext context)

NativeClauseContext

public NativeClauseContext(NativeClauseContext sibling)

NativeClauseContext

public NativeClauseContext(NativeClauseContext sibling,
 String newResultingQuery,
 SequenceType resultingType)

Method Details

createChild

public NativeClauseContext createChild()

addConditionalColumn

public void addConditionalColumn(String name)

getConditionalColumns

public List<String> getConditionalColumns()

addVariable

public Name addVariable()

addVariable

public Name addVariable(Name name)

getVariable

public Name getVariable(Name name)

addPositionalVariableName

public void addPositionalVariableName(Name name)

getPositionalVariableName

public Name getPositionalVariableName()

addSortingColumn

public void addSortingColumn(String name,
 boolean descending)

setRowId

public void setRowId(String rowIdField)

clearConditionalColumns

public void clearConditionalColumns()

clearSortingColumns

public void clearSortingColumns()

toString

public String toString()

Overrides:

toString in class Object