org.apache.hive.hplsql.functions

Class InMemoryFunctionRegistry

java.lang.Object

org.apache.hive.hplsql.functions.InMemoryFunctionRegistry

All Implemented Interfaces:

FunctionRegistry

public class InMemoryFunctionRegistry
extends Object
implements FunctionRegistry

HPL/SQL functions

Constructor Summary

Constructors

Constructor and Description
InMemoryFunctionRegistry(Exec e, BuiltinFunctions builtinFunctions)

Method Summary

Modifier and Type	Method and Description
void	addUserFunction(HplsqlParser.Create_function_stmtContext ctx)
void	addUserProcedure(HplsqlParser.Create_procedure_stmtContext ctx)
boolean	exec(String name, HplsqlParser.Expr_func_paramsContext ctx)
boolean	exists(String name)
ArrayList<Var>	getActualCallParameters(HplsqlParser.Expr_func_paramsContext actual) Evaluate actual call parameters
void	remove(String name)
static void	setCallParameters(String procName, HplsqlParser.Expr_func_paramsContext actual, ArrayList<Var> actualValues, HplsqlParser.Create_routine_paramsContext formal, HashMap<String,Var> out, Exec exec) Set parameters for user-defined function call

Methods inherited from class java.lang.Object

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

Constructor Detail

InMemoryFunctionRegistry

public InMemoryFunctionRegistry(Exec e,
                                BuiltinFunctions builtinFunctions)

Method Detail

exists

public boolean exists(String name)

Specified by:

exists in interface FunctionRegistry

remove

public void remove(String name)

Specified by:

remove in interface FunctionRegistry

exec

public boolean exec(String name,
                    HplsqlParser.Expr_func_paramsContext ctx)

Specified by:

exec in interface FunctionRegistry

setCallParameters

public static void setCallParameters(String procName,
                                     HplsqlParser.Expr_func_paramsContext actual,
                                     ArrayList<Var> actualValues,
                                     HplsqlParser.Create_routine_paramsContext formal,
                                     HashMap<String,Var> out,
                                     Exec exec)

Set parameters for user-defined function call

getActualCallParameters

public ArrayList<Var> getActualCallParameters(HplsqlParser.Expr_func_paramsContext actual)

Evaluate actual call parameters

addUserFunction

public void addUserFunction(HplsqlParser.Create_function_stmtContext ctx)

Specified by:

addUserFunction in interface FunctionRegistry

addUserProcedure

public void addUserProcedure(HplsqlParser.Create_procedure_stmtContext ctx)

Specified by:

addUserProcedure in interface FunctionRegistry