org.aksw.sparqlify.expr.util

Class SqlExprUtils

java.lang.Object

org.aksw.sparqlify.expr.util.SqlExprUtils

public class SqlExprUtils
extends Object

Constructor Summary

Constructors

Constructor and Description
SqlExprUtils()

Method Summary

Methods

Modifier and Type	Method and Description
static <T> List<T>	exprToList(T expr) Returns a null list for empty argument.
static List<SqlExprColumn>	getColumnsMentioned(SqlExpr expr)
static void	getColumnsMentioned(SqlExpr expr, List<SqlExprColumn> list)
static List<TypeToken>	getTypes(List<SqlExpr> args)
static boolean	isConstantArgsOnly(SqlExprFunction fn)
static boolean	isConstantsOnly(Iterable<SqlExpr> exprs)

Methods inherited from class java.lang.Object

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

Constructor Detail

SqlExprUtils

public SqlExprUtils()

Method Detail

getTypes

public static List<TypeToken> getTypes(List<SqlExpr> args)

exprToList

public static <T> List<T> exprToList(T expr)

Returns a null list for empty argument.

Parameters:

expr -

Returns:

getColumnsMentioned

public static List<SqlExprColumn> getColumnsMentioned(SqlExpr expr)

getColumnsMentioned

public static void getColumnsMentioned(SqlExpr expr,
                       List<SqlExprColumn> list)

isConstantsOnly

public static boolean isConstantsOnly(Iterable<SqlExpr> exprs)

isConstantArgsOnly

public static boolean isConstantArgsOnly(SqlExprFunction fn)