Package dev.frostlake.functions

Class TableFunction

java.lang.Object

dev.frostlake.functions.TableFunction

Direct Known Subclasses:

DataMetricReferencesFunction, Flatten, Generator, PolicyReferencesFunction, QueryHistoryFunction, ResultScan, SplitToTable, TagReferencesFunction, TaskHistoryFunction, ToQuery, UserTaskCancelFunction

public abstract class TableFunction
extends Object

Interface for table-valued functions

Constructor Summary

Constructors

Modifier	Constructor	Description
protected	TableFunction(String name)

Method Summary

Modifier and Type	Method	Description
ResultSet	execute(List<Object> positionalArgs)	Execute the table function with positional arguments.
abstract ResultSet	execute(Map<String,Object> namedArgs)	Execute the table function with named arguments
String	getName()
abstract void	validateArgs(Map<String,Object> namedArgs)	Validate the arguments passed to the function

Methods inherited from class java.lang.Object

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

Constructor Details

TableFunction

protected TableFunction(String name)

Method Details

getName

public String getName()

execute

public abstract ResultSet execute(Map<String,Object> namedArgs)

Execute the table function with named arguments

execute

public ResultSet execute(List<Object> positionalArgs)

Execute the table function with positional arguments. Override this in user-defined table functions.

validateArgs

public abstract void validateArgs(Map<String,Object> namedArgs)

Validate the arguments passed to the function